kateview.cpp

/*
    This file is part of the KDE libraries
    SPDX-FileCopyrightText: 2009 Michel Ludwig <michel.ludwig@kdemail.net>
    SPDX-FileCopyrightText: 2007 Mirko Stocker <me@misto.ch>
    SPDX-FileCopyrightText: 2003 Hamish Rodda <rodda@kde.org>
    SPDX-FileCopyrightText: 2002 John Firebaugh <jfirebaugh@kde.org>
    SPDX-FileCopyrightText: 2001-2004 Christoph Cullmann <cullmann@kde.org>
    SPDX-FileCopyrightText: 2001-2010 Joseph Wenninger <jowenn@kde.org>
    SPDX-FileCopyrightText: 1999 Jochen Wilhelmy <digisnap@cs.tu-berlin.de>
 
    SPDX-License-Identifier: LGPL-2.0-only
*/
 
// BEGIN includes
#include "kateview.h"
 
#include "clipboardhistorydialog.h"
#include "export/exporter.h"
#include "inlinenotedata.h"
#include "kateabstractinputmode.h"
#include "kateautoindent.h"
#include "katebookmarks.h"
#include "katebuffer.h"
#include "katecompletionwidget.h"
#include "kateconfig.h"
#include "katedialogs.h"
#include "katedocument.h"
#include "kateglobal.h"
#include "katehighlight.h"
#include "katehighlightmenu.h"
#include "katekeywordcompletion.h"
#include "katelayoutcache.h"
#include "katemessagewidget.h"
#include "katemodemenu.h"
#include "katepartdebug.h"
#include "katerenderer.h"
#include "katestatusbar.h"
#include "katetemplatehandler.h"
#include "katetextline.h"
#include "kateundomanager.h"
#include "kateviewhelpers.h"
#include "kateviewinternal.h"
#include "katewordcompletion.h"
#include "printing/kateprinter.h"
#include "screenshotdialog.h"
#include "script/katescriptaction.h"
#include "script/katescriptmanager.h"
#include "spellcheck/spellcheck.h"
#include "spellcheck/spellcheckdialog.h"
#include "spellcheck/spellingmenu.h"
 
#include <KTextEditor/Message>
#include <ktexteditor/annotationinterface.h>
#include <ktexteditor/inlinenoteprovider.h>
#include <ktexteditor/texthintinterface.h>
 
#include <KActionCollection>
#include <KConfig>
#include <KConfigGroup>
#include <KCursor>
#include <KMessageBox>
#include <KSelectAction>
#include <KStandardActions>
#include <KStandardShortcut>
#include <KToggleAction>
#include <KXMLGUIFactory>
 
#include <QActionGroup>
#include <QApplication>
#include <QClipboard>
#include <QFileDialog>
#include <QFileInfo>
#include <QFont>
#include <QInputDialog>
#include <QKeyEvent>
#include <QLayout>
#include <QMimeData>
#include <QPainter>
#include <QRegularExpression>
#include <QTextToSpeech>
#include <QToolTip>
 
// #define VIEW_RANGE_DEBUG
 
// END includes
 
namespace
{
bool hasCommentInFirstLine(KTextEditor::DocumentPrivate *doc)
{
    const Kate::TextLine line = doc->kateTextLine(0);
    return doc->isComment(0, line.firstChar());
}
 
}
 
void KTextEditor::ViewPrivate::blockFix(KTextEditor::Range &range)
{
    if (range.start().column() > range.end().column()) {
        int tmp = range.start().column();
        range.setStart(KTextEditor::Cursor(range.start().line(), range.end().column()));
        range.setEnd(KTextEditor::Cursor(range.end().line(), tmp));
    }
}
 
KTextEditor::ViewPrivate::ViewPrivate(KTextEditor::DocumentPrivate *doc, QWidget *parent, KTextEditor::MainWindow *mainWindow)
    : KTextEditor::View(this, parent)
    , m_completionWidget(nullptr)
    , m_annotationModel(nullptr)
    , m_markedSelection(false)
    , m_hasWrap(false)
    , m_doc(doc)
    , m_textFolding(doc->buffer())
    , m_config(new KateViewConfig(this))
    , m_renderer(new KateRenderer(doc, m_textFolding, this))
    , m_viewInternal(new KateViewInternal(this))
    , m_spell(new KateSpellCheckDialog(this))
    , m_bookmarks(new KateBookmarks(this))
    , m_topSpacer(new QSpacerItem(0, 0))
    , m_leftSpacer(new QSpacerItem(0, 0))
    , m_rightSpacer(new QSpacerItem(0, 0))
    , m_bottomSpacer(new QSpacerItem(0, 0))
    , m_startingUp(true)
    , m_updatingDocumentConfig(false)
    , m_selection(&m_doc->buffer(), KTextEditor::Range::invalid(), Kate::TextRange::ExpandLeft, Kate::TextRange::AllowEmpty)
    , blockSelect(false)
    , m_bottomViewBar(nullptr)
    , m_gotoBar(nullptr)
    , m_dictionaryBar(nullptr)
    , m_spellingMenu(new KateSpellingMenu(this))
    , m_userContextMenuSet(false)
    , m_lineToUpdateRange(KTextEditor::LineRange::invalid())
    , m_mainWindow(mainWindow ? mainWindow : KTextEditor::EditorPrivate::self()->dummyMainWindow()) // use dummy window if no window there!
    , m_statusBar(nullptr)
    , m_temporaryAutomaticInvocationDisabled(false)
    , m_autoFoldedFirstLine(false)
{
    // queued connect to collapse view updates for range changes, INIT THIS EARLY ENOUGH!
    connect(this, &KTextEditor::ViewPrivate::delayedUpdateOfView, this, &KTextEditor::ViewPrivate::slotDelayedUpdateOfView, Qt::QueuedConnection);
 
    m_delayedUpdateTimer.setSingleShot(true);
    m_delayedUpdateTimer.setInterval(0);
    connect(&m_delayedUpdateTimer, &QTimer::timeout, this, &KTextEditor::ViewPrivate::delayedUpdateOfView);
 
    KXMLGUIClient::setComponentName(KTextEditor::EditorPrivate::self()->aboutData().componentName(),
                                    KTextEditor::EditorPrivate::self()->aboutData().displayName());
 
    // selection if for this view only and will invalidate if becoming empty
    m_selection.setView(this);
 
    // use z depth defined in moving ranges interface
    m_selection.setZDepth(-100000.0);
 
    KTextEditor::EditorPrivate::self()->registerView(this);
 
    // try to let the main window, if any, create a view bar for this view
    QWidget *bottomBarParent = m_mainWindow->createViewBar(this);
 
    m_bottomViewBar = new KateViewBar(bottomBarParent != nullptr, bottomBarParent ? bottomBarParent : this, this);
 
    // ugly workaround:
    // Force the layout to be left-to-right even on RTL desktop, as discussed
    // on the mailing list. This will cause the lines and icons panel to be on
    // the left, even for Arabic/Hebrew/Farsi/whatever users.
    setLayoutDirection(Qt::LeftToRight);
 
    m_bottomViewBar->installEventFilter(m_viewInternal);
 
    // add KateMessageWidget for KTE::MessageInterface immediately above view
    m_messageWidgets[KTextEditor::Message::AboveView] = new KateMessageWidget(this);
    m_messageWidgets[KTextEditor::Message::AboveView]->setPosition(KateMessageWidget::Position::Header);
    m_messageWidgets[KTextEditor::Message::AboveView]->hide();
 
    // add KateMessageWidget for KTE::MessageInterface immediately above view
    m_messageWidgets[KTextEditor::Message::BelowView] = new KateMessageWidget(this);
    m_messageWidgets[KTextEditor::Message::BelowView]->setPosition(KateMessageWidget::Position::Footer);
    m_messageWidgets[KTextEditor::Message::BelowView]->hide();
 
    // add bottom viewbar...
    if (bottomBarParent) {
        m_mainWindow->addWidgetToViewBar(this, m_bottomViewBar);
    }
 
    // add layout for floating message widgets to KateViewInternal
    m_notificationLayout = new KateMessageLayout(m_viewInternal);
    m_notificationLayout->setContentsMargins(20, 20, 20, 20);
    m_viewInternal->setLayout(m_notificationLayout);
 
    // this really is needed :)
    m_viewInternal->updateView();
 
    doc->addView(this);
 
    setFocusProxy(m_viewInternal);
    setFocusPolicy(Qt::StrongFocus);
 
    setXMLFile(QStringLiteral("katepart5ui.rc"));
 
    setupConnections();
    setupActions();
 
    // auto word completion
    new KateWordCompletionView(this, actionCollection());
 
    // update the enabled state of the undo/redo actions...
    slotUpdateUndo();
 
    // create the status bar of this view
    // do this after action creation, we use some of them!
    toggleStatusBar();
 
    m_startingUp = false;
    updateConfig();
 
    slotHlChanged();
    KCursor::setAutoHideCursor(m_viewInternal, true);
 
    for (auto messageWidget : m_messageWidgets) {
        if (messageWidget) {
            // user interaction (scrolling) starts notification auto-hide timer
            connect(this, &KTextEditor::View::displayRangeChanged, messageWidget, &KateMessageWidget::startAutoHideTimer);
 
            // user interaction (cursor navigation) starts notification auto-hide timer
            connect(this, &KTextEditor::ViewPrivate::cursorPositionChanged, messageWidget, &KateMessageWidget::startAutoHideTimer);
        }
    }
 
    // folding restoration on reload
    connect(m_doc, &KTextEditor::DocumentPrivate::aboutToReload, this, &KTextEditor::ViewPrivate::saveFoldingState);
    connect(m_doc, &KTextEditor::DocumentPrivate::reloaded, this, &KTextEditor::ViewPrivate::applyFoldingState);
 
    connect(m_doc, &KTextEditor::DocumentPrivate::reloaded, this, &KTextEditor::ViewPrivate::slotDocumentReloaded);
    connect(m_doc, &KTextEditor::DocumentPrivate::aboutToReload, this, &KTextEditor::ViewPrivate::slotDocumentAboutToReload);
 
    // update highlights on scrolling and co
    connect(this, &KTextEditor::View::displayRangeChanged, this, &KTextEditor::ViewPrivate::createHighlights);
 
    // clear highlights on reload
    connect(m_doc, &KTextEditor::DocumentPrivate::aboutToReload, this, &KTextEditor::ViewPrivate::clearHighlights);
 
    // setup layout
    setupLayout();
}
 
KTextEditor::ViewPrivate::~ViewPrivate()
{
    // de-register views early from global collections
    // otherwise we might "use" them again during destruction in a half-valid state
    // see e.g. bug 422546
    // Kate::TextBuffer::notifyAboutRangeChange will access views() in a chain during
    // deletion of m_viewInternal
    doc()->removeView(this);
    KTextEditor::EditorPrivate::self()->deregisterView(this);
 
    delete m_completionWidget;
 
    // remove from xmlgui factory, to be safe
    if (factory()) {
        factory()->removeClient(this);
    }
 
    // delete internal view before view bar!
    delete m_viewInternal;
 
    // remove view bar again, if needed
    m_mainWindow->deleteViewBar(this);
    m_bottomViewBar = nullptr;
 
    delete m_renderer;
 
    delete m_config;
}
 
void KTextEditor::ViewPrivate::toggleStatusBar()
{
    // if there, delete it
    if (m_statusBar) {
        bottomViewBar()->removePermanentBarWidget(m_statusBar);
        delete m_statusBar;
        m_statusBar = nullptr;
        Q_EMIT statusBarEnabledChanged(this, false);
        return;
    }
 
    // else: create it
    m_statusBar = new KateStatusBar(this);
    bottomViewBar()->addPermanentBarWidget(m_statusBar);
    Q_EMIT statusBarEnabledChanged(this, true);
}
 
void KTextEditor::ViewPrivate::setupLayout()
{
    // delete old layout if any
    if (layout()) {
        delete layout();
 
        //  need to recreate spacers because they are deleted with
        //  their belonging layout
        m_topSpacer = new QSpacerItem(0, 0);
        m_leftSpacer = new QSpacerItem(0, 0);
        m_rightSpacer = new QSpacerItem(0, 0);
        m_bottomSpacer = new QSpacerItem(0, 0);
    }
 
    // set margins
    QStyleOptionFrame opt;
    opt.initFrom(this);
    opt.frameShape = QFrame::StyledPanel;
    opt.state |= QStyle::State_Sunken;
    const int margin = style()->pixelMetric(QStyle::PM_DefaultFrameWidth, &opt, this);
    m_topSpacer->changeSize(0, margin, QSizePolicy::Minimum, QSizePolicy::Fixed);
    m_leftSpacer->changeSize(margin, 0, QSizePolicy::Fixed, QSizePolicy::Minimum);
    m_rightSpacer->changeSize(margin, 0, QSizePolicy::Fixed, QSizePolicy::Minimum);
    m_bottomSpacer->changeSize(0, margin, QSizePolicy::Minimum, QSizePolicy::Fixed);
 
    // define layout
    QGridLayout *layout = new QGridLayout(this);
    layout->setContentsMargins(0, 0, 0, 0);
    layout->setSpacing(0);
 
    const bool frameAroundContents = style()->styleHint(QStyle::SH_ScrollView_FrameOnlyAroundContents, &opt, this);
    if (frameAroundContents) {
        // top message widget
        layout->addWidget(m_messageWidgets[KTextEditor::Message::AboveView], 0, 0, 1, 5);
 
        // top spacer
        layout->addItem(m_topSpacer, 1, 0, 1, 4);
 
        // left spacer
        layout->addItem(m_leftSpacer, 2, 0, 1, 1);
 
        // left border
        layout->addWidget(m_viewInternal->m_leftBorder, 2, 1, 1, 1);
 
        // view
        layout->addWidget(m_viewInternal, 2, 2, 1, 1);
 
        // right spacer
        layout->addItem(m_rightSpacer, 2, 3, 1, 1);
 
        // bottom spacer
        layout->addItem(m_bottomSpacer, 3, 0, 1, 4);
 
        // vertical scrollbar
        layout->addWidget(m_viewInternal->m_lineScroll, 1, 4, 3, 1);
 
        // horizontal scrollbar
        layout->addWidget(m_viewInternal->m_columnScroll, 4, 0, 1, 4);
 
        // dummy
        layout->addWidget(m_viewInternal->m_dummy, 4, 4, 1, 1);
 
        // bottom message
        layout->addWidget(m_messageWidgets[KTextEditor::Message::BelowView], 5, 0, 1, 5);
 
        // bottom viewbar
        if (m_bottomViewBar->parentWidget() == this) {
            layout->addWidget(m_bottomViewBar, 6, 0, 1, 5);
        }
 
        // stretch
        layout->setColumnStretch(2, 1);
        layout->setRowStretch(2, 1);
 
        // adjust scrollbar background
        m_viewInternal->m_lineScroll->setBackgroundRole(QPalette::Window);
        m_viewInternal->m_lineScroll->setAutoFillBackground(false);
 
        m_viewInternal->m_columnScroll->setBackgroundRole(QPalette::Window);
        m_viewInternal->m_columnScroll->setAutoFillBackground(false);
 
    } else {
        // top message widget
        layout->addWidget(m_messageWidgets[KTextEditor::Message::AboveView], 0, 0, 1, 5);
 
        // top spacer
        layout->addItem(m_topSpacer, 1, 0, 1, 5);
 
        // left spacer
        layout->addItem(m_leftSpacer, 2, 0, 1, 1);
 
        // left border
        layout->addWidget(m_viewInternal->m_leftBorder, 2, 1, 1, 1);
 
        // view
        layout->addWidget(m_viewInternal, 2, 2, 1, 1);
 
        // vertical scrollbar
        layout->addWidget(m_viewInternal->m_lineScroll, 2, 3, 1, 1);
 
        // right spacer
        layout->addItem(m_rightSpacer, 2, 4, 1, 1);
 
        // horizontal scrollbar
        layout->addWidget(m_viewInternal->m_columnScroll, 3, 1, 1, 2);
 
        // dummy
        layout->addWidget(m_viewInternal->m_dummy, 3, 3, 1, 1);
 
        // bottom spacer
        layout->addItem(m_bottomSpacer, 4, 0, 1, 5);
 
        // bottom message
        layout->addWidget(m_messageWidgets[KTextEditor::Message::BelowView], 5, 0, 1, 5);
 
        // bottom viewbar
        if (m_bottomViewBar->parentWidget() == this) {
            layout->addWidget(m_bottomViewBar, 6, 0, 1, 5);
        }
 
        // stretch
        layout->setColumnStretch(2, 1);
        layout->setRowStretch(2, 1);
 
        // adjust scrollbar background
        m_viewInternal->m_lineScroll->setBackgroundRole(QPalette::Base);
        m_viewInternal->m_lineScroll->setAutoFillBackground(true);
 
        m_viewInternal->m_columnScroll->setBackgroundRole(QPalette::Base);
        m_viewInternal->m_columnScroll->setAutoFillBackground(true);
    }
}
 
void KTextEditor::ViewPrivate::setupConnections()
{
    connect(m_doc->undoManager(), &KateUndoManager::undoChanged, this, &KTextEditor::ViewPrivate::slotUpdateUndo);
    connect(m_doc, &KTextEditor::DocumentPrivate::highlightingModeChanged, this, &KTextEditor::ViewPrivate::slotHlChanged);
    connect(m_doc, &KTextEditor::DocumentPrivate::canceled, this, &KTextEditor::ViewPrivate::slotSaveCanceled);
    connect(m_viewInternal, &KateViewInternal::dropEventPass, this, &KTextEditor::ViewPrivate::dropEventPass);
 
    connect(m_doc, &KTextEditor::DocumentPrivate::annotationModelChanged, m_viewInternal->m_leftBorder, &KateIconBorder::annotationModelChanged);
}
 
void KTextEditor::ViewPrivate::goToPreviousEditingPosition()
{
    auto c = doc()->lastEditingPosition(KTextEditor::DocumentPrivate::Previous, cursorPosition());
    if (c.isValid()) {
        setCursorPosition(c);
    }
}
 
void KTextEditor::ViewPrivate::goToNextEditingPosition()
{
    auto c = doc()->lastEditingPosition(KTextEditor::DocumentPrivate::Next, cursorPosition());
    if (c.isValid()) {
        setCursorPosition(c);
    }
}
void KTextEditor::ViewPrivate::setupActions()
{
    KActionCollection *ac = actionCollection();
    QAction *a;
 
    m_toggleWriteLock = nullptr;
 
    m_cut = a = ac->addAction(KStandardActions::Cut, this, &KTextEditor::ViewPrivate::cut);
    a->setWhatsThis(i18n("Cut the selected text and move it to the clipboard"));
 
    m_paste = a = ac->addAction(KStandardActions::Paste, this, [this] {
        paste();
    });
    a->setWhatsThis(i18n("Paste previously copied or cut clipboard contents"));
 
    m_copy = a = ac->addAction(KStandardActions::Copy, this, &KTextEditor::ViewPrivate::copy);
    a->setWhatsThis(i18n("Use this command to copy the currently selected text to the system clipboard."));
 
    m_clipboardHistory = a = ac->addAction(QStringLiteral("clipboard_history_paste"), this, [this] {
        ClipboardHistoryDialog chd(mainWindow()->window(), this);
        chd.openDialog(KTextEditor::EditorPrivate::self()->clipboardHistory());
    });
    a->setText(i18n("Clipboard &History Paste"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::ALT | Qt::Key_V));
 
    if (QApplication::clipboard()->supportsSelection()) {
        m_pasteSelection = a = ac->addAction(QStringLiteral("edit_paste_selection"), this, &KTextEditor::ViewPrivate::pasteSelection);
        a->setText(i18n("Paste Selection"));
        ac->setDefaultShortcuts(a, KStandardShortcut::pasteSelection());
        a->setWhatsThis(i18n("Paste previously mouse selection contents"));
    }
 
    a = ac->addAction(QStringLiteral("edit_paste_from_file"), this, &KTextEditor::ViewPrivate::pasteFromFile);
    a->setText(i18n("Paste From File"));
 
    a = ac->addAction(QStringLiteral("edit_copy_file_location"), this, &KTextEditor::ViewPrivate::copyFileLocation);
    a->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
    a->setText(i18n("Copy File Location"));
    a->setWhatsThis(i18n("Copy the current file name and line number"));
 
    m_swapWithClipboard = a = ac->addAction(QStringLiteral("edit_swap_with_clipboard"), this, &KTextEditor::ViewPrivate::swapWithClipboard);
    a->setText(i18n("Swap with Clipboard Contents"));
    a->setWhatsThis(i18n("Swap the selected text with the clipboard contents"));
 
    m_screenshotSelection = a = ac->addAction(QStringLiteral("text_screenshot_selection"), this, &KTextEditor::ViewPrivate::screenshot);
    a->setText(i18n("Take Screenshot of Selection"));
 
    if (!doc()->readOnly()) {
        a = ac->addAction(KStandardActions::Save, m_doc, &KTextEditor::DocumentPrivate::documentSave);
        a->setWhatsThis(i18n("Save the current document"));
 
        a = m_editUndo = ac->addAction(KStandardActions::Undo, m_doc, &KTextEditor::DocumentPrivate::undo);
        a->setWhatsThis(i18n("Revert the most recent editing actions"));
 
        a = m_editRedo = ac->addAction(KStandardActions::Redo, m_doc, &KTextEditor::DocumentPrivate::redo);
        a->setWhatsThis(i18n("Revert the most recent undo operation"));
 
        // Tools > Scripts
        // stored inside scoped pointer to ensure we destruct it early enough as it does internal cleanups of other child objects
        m_scriptActionMenu.reset(new KateScriptActionMenu(this, i18n("&Scripts")));
        ac->addAction(QStringLiteral("tools_scripts"), m_scriptActionMenu.get());
 
        a = ac->addAction(QStringLiteral("tools_apply_wordwrap"));
        a->setText(i18n("Apply &Word Wrap"));
        a->setWhatsThis(
            i18n("Use this to wrap the current line, or to reformat the selected lines as paragraph, "
                 "to fit the 'Wrap words at' setting in the configuration dialog.<br /><br />"
                 "This is a static word wrap, meaning the document is changed."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::applyWordWrap);
 
        a = ac->addAction(QStringLiteral("tools_cleanIndent"));
        a->setText(i18n("&Clean Indentation"));
        a->setWhatsThis(
            i18n("Use this to clean the indentation of a selected block of text (only tabs/only spaces).<br /><br />"
                 "You can configure whether tabs should be honored and used or replaced with spaces, in the configuration dialog."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::cleanIndent);
 
        a = ac->addAction(QStringLiteral("tools_convertTabsSpaces"));
        a->setText(i18n("Convert Indentation to Spaces"));
        connect(a, &QAction::triggered, this, [this] {
            doc()->config()->setReplaceTabsDyn(true);
            doc()->indent(doc()->documentRange(), 0);
        });
 
        a = ac->addAction(QStringLiteral("tools_convertSpacesTabs"));
        a->setText(i18n("Convert Indentation to Tabs"));
        connect(a, &QAction::triggered, this, [this] {
            auto config = doc()->config();
            if (config->replaceTabsDyn()) {
                config->configStart();
                config->setReplaceTabsDyn(false);
                config->setTabWidth(config->indentationWidth());
                config->configEnd();
            } else {
                config->setTabWidth(config->indentationWidth());
            }
            doc()->indent(doc()->documentRange(), 0);
        });
 
        a = ac->addAction(QStringLiteral("tools_formatIndent"));
        a->setText(i18n("&Format Indentation"));
        a->setWhatsThis(i18n("Use this to auto indent the current line or block of text to its proper indent level."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::formatIndent);
 
        a = ac->addAction(QStringLiteral("tools_alignOn"));
        a->setText(i18nc("@action", "&Align On…"));
        a->setWhatsThis(
            i18n("This command aligns lines in the selected block or whole document on the column given by a regular expression "
                 "that you will be prompted for.<br /><br />"
                 "If you give an empty pattern it will align on the first non-blank character by default.<br />"
                 "If the pattern has a capture it will indent on the captured match.<br /><br />"
                 "<i>Examples</i>:<br />"
                 "With '-' it will insert spaces before the first '-' of each lines to align them all on the same column.<br />"
                 "With ':\\s+(.)' it will insert spaces before the first non-blank character that occurs after a colon to align "
                 "them all on the same column."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::alignOn);
 
        a = ac->addAction(QStringLiteral("tools_comment"));
        a->setText(i18n("C&omment"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_D));
        a->setWhatsThis(
            i18n("This command comments out the current line or a selected block of text.<br /><br />"
                 "The characters for single/multiple line comments are defined within the language's highlighting."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::comment);
 
        a = ac->addAction(QStringLiteral("Previous Editing Line"));
        a->setText(i18n("Go to Previous Editing Location"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("arrow-left")));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_E));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::goToPreviousEditingPosition);
 
        a = ac->addAction(QStringLiteral("Next Editing Line"));
        a->setText(i18n("Go to Next Editing Location"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("arrow-right")));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_E));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::goToNextEditingPosition);
 
        a = ac->addAction(QStringLiteral("tools_uncomment"));
        a->setText(i18n("Unco&mment"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_D));
        a->setWhatsThis(
            i18n("This command removes comments from the current line or a selected block of text.<br /><br />"
                 "The characters for single/multiple line comments are defined within the language's highlighting."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::uncomment);
 
        a = ac->addAction(QStringLiteral("tools_toggle_comment"));
        a->setText(i18n("Toggle Comment"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_Slash));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleComment);
 
        a = m_toggleWriteLock = new KToggleAction(i18n("&Read Only Mode"), this);
        a->setWhatsThis(i18n("Lock/unlock the document for writing"));
        a->setChecked(!doc()->isReadWrite());
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleWriteLock);
        ac->addAction(QStringLiteral("tools_toggle_write_lock"), a);
 
        a = m_forceRTLDirection = new KToggleAction(i18n("&Force RTL Direction"), this);
        a->setWhatsThis(i18n("Force RTL Text Direction"));
        connect(a, &QAction::triggered, this, [this](bool checked) {
            m_forceRTL = checked;
            tagAll();
            updateView(true);
        });
        ac->addAction(QStringLiteral("force_rtl_direction"), a);
 
        a = ac->addAction(QStringLiteral("tools_uppercase"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("format-text-uppercase")));
        a->setText(i18n("Uppercase"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_U));
        a->setWhatsThis(
            i18n("Convert the selection to uppercase, or the character to the "
                 "right of the cursor if no text is selected."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::uppercase);
 
        a = ac->addAction(QStringLiteral("tools_lowercase"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("format-text-lowercase")));
        a->setText(i18n("Lowercase"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_U));
        a->setWhatsThis(
            i18n("Convert the selection to lowercase, or the character to the "
                 "right of the cursor if no text is selected."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::lowercase);
 
        a = ac->addAction(QStringLiteral("tools_capitalize"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("format-text-capitalize")));
        a->setText(i18n("Capitalize"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_U));
        a->setWhatsThis(
            i18n("Capitalize the selection, or the word under the "
                 "cursor if no text is selected."));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::capitalize);
 
        a = ac->addAction(QStringLiteral("tools_join_lines"));
        a->setText(i18n("Join Lines"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_J));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::joinLines);
 
        a = ac->addAction(QStringLiteral("tools_invoke_code_completion"));
        a->setText(i18n("Invoke Code Completion"));
        a->setWhatsThis(i18n("Manually invoke command completion, usually by using a shortcut bound to this action."));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_Space));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::userInvokedCompletion);
 
        a = ac->addAction(QStringLiteral("remove_trailing_spaces"));
        a->setText(i18n("Remove Trailing Spaces"));
        connect(a, &QAction::triggered, this, [this] {
            doc()->removeAllTrailingSpaces();
        });
    } else {
        for (auto *action : {m_cut, m_paste, m_clipboardHistory, m_swapWithClipboard}) {
            action->setEnabled(false);
        }
 
        if (m_pasteSelection) {
            m_pasteSelection->setEnabled(false);
        }
 
        m_editUndo = nullptr;
        m_editRedo = nullptr;
    }
 
    a = ac->addAction(KStandardActions::Print, this, &KTextEditor::ViewPrivate::print);
    a->setWhatsThis(i18n("Print the current document."));
 
    a = ac->addAction(KStandardActions::PrintPreview, this, &KTextEditor::ViewPrivate::printPreview);
    a->setWhatsThis(i18n("Show print preview of current document"));
 
    a = ac->addAction(QStringLiteral("file_reload"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("view-refresh")));
    a->setText(i18n("Reloa&d"));
    ac->setDefaultShortcuts(a, KStandardShortcut::reload());
    a->setWhatsThis(i18n("Reload the current document from disk."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::reloadFile);
 
    a = ac->addAction(KStandardActions::SaveAs, m_doc, &KTextEditor::DocumentPrivate::documentSaveAs);
    a->setWhatsThis(i18n("Save the current document to disk, with a name of your choice."));
 
    a = new KateViewEncodingAction(m_doc, this, i18nc("@action", "Save As with Encodin&g…"), this, true /* special mode for save as */);
    a->setIcon(QIcon::fromTheme(QStringLiteral("document-save-as")));
    ac->addAction(QStringLiteral("file_save_as_with_encoding"), a);
 
    a = ac->addAction(QStringLiteral("file_save_copy_as"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("document-save-as")));
    a->setText(i18nc("@action", "Save Cop&y As…"));
    a->setWhatsThis(i18n("Save a copy of the current document to disk."));
    connect(a, &QAction::triggered, m_doc, &KTextEditor::DocumentPrivate::documentSaveCopyAs);
 
    a = ac->addAction(KStandardActions::GotoLine, this, &KTextEditor::ViewPrivate::gotoLine);
    a->setWhatsThis(i18n("This command opens a dialog and lets you choose a line that you want the cursor to move to."));
 
    a = ac->addAction(QStringLiteral("modified_line_up"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("go-previous")));
    a->setText(i18n("Go to Previous Modified Line"));
    a->setWhatsThis(i18n("Move upwards to the previous modified line."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toPrevModifiedLine);
 
    a = ac->addAction(QStringLiteral("modified_line_down"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("go-next")));
    a->setText(i18n("Go to Next Modified Line"));
    a->setWhatsThis(i18n("Move downwards to the next modified line."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toNextModifiedLine);
 
    a = ac->addAction(QStringLiteral("set_confdlg"));
    a->setText(i18nc("@action", "&Configure Editor…"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("preferences-other")));
    a->setWhatsThis(i18n("Configure various aspects of this editor."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::slotConfigDialog);
 
    m_modeAction = new KateModeMenu(i18n("&Mode"), this);
    ac->addAction(QStringLiteral("tools_mode"), m_modeAction);
    m_modeAction->setWhatsThis(i18n(
        "Here you can choose which mode should be used for the current document. This will influence the highlighting and folding being used, for example."));
    m_modeAction->updateMenu(m_doc);
 
    KateHighlightingMenu *menu = new KateHighlightingMenu(i18n("&Highlighting"), this);
    ac->addAction(QStringLiteral("tools_highlighting"), menu);
    menu->setWhatsThis(i18n("Here you can choose how the current document should be highlighted."));
    menu->updateMenu(m_doc);
 
    KateViewSchemaAction *schemaMenu = new KateViewSchemaAction(i18n("&Editor Color Theme"), this);
    schemaMenu->setIcon(QIcon::fromTheme(QStringLiteral("kcolorchooser")));
    ac->addAction(QStringLiteral("view_schemas"), schemaMenu);
    schemaMenu->updateMenu(this);
 
    // indentation menu
    KateViewIndentationAction *indentMenu = new KateViewIndentationAction(m_doc, i18n("&Indentation"), this);
    ac->addAction(QStringLiteral("tools_indentation"), indentMenu);
 
    m_selectAll = ac->addAction(KStandardActions::SelectAll, this, [this] {
        selectAll();
        qApp->clipboard()->setText(selectionText(), QClipboard::Selection);
    });
    a->setWhatsThis(i18n("Select the entire text of the current document."));
 
    m_deSelect = a = ac->addAction(KStandardActions::Deselect, this, qOverload<>(&KTextEditor::ViewPrivate::clearSelection));
    a->setWhatsThis(i18n("If you have selected something within the current document, this will no longer be selected."));
 
    a = ac->addAction(QStringLiteral("view_inc_font_sizes"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("zoom-in")));
    a->setText(i18n("Enlarge Font"));
    ac->setDefaultShortcuts(a, KStandardShortcut::zoomIn());
    a->setWhatsThis(i18n("This increases the display font size."));
    connect(a, &QAction::triggered, m_viewInternal, [this]() {
        m_viewInternal->slotIncFontSizes();
    });
 
    a = ac->addAction(QStringLiteral("view_dec_font_sizes"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("zoom-out")));
    a->setText(i18n("Shrink Font"));
    ac->setDefaultShortcuts(a, KStandardShortcut::zoomOut());
    a->setWhatsThis(i18n("This decreases the display font size."));
    connect(a, &QAction::triggered, m_viewInternal, [this]() {
        m_viewInternal->slotDecFontSizes();
    });
 
    a = ac->addAction(QStringLiteral("view_reset_font_sizes"));
    a->setIcon(QIcon::fromTheme(QStringLiteral("zoom-original")));
    a->setText(i18n("Reset Font Size"));
    ac->setDefaultShortcuts(a, KStandardShortcut::shortcut(KStandardShortcut::ActualSize));
    a->setWhatsThis(i18n("This resets the display font size."));
    connect(a, &QAction::triggered, m_viewInternal, &KateViewInternal::slotResetFontSizes);
 
    a = m_toggleBlockSelection = new KToggleAction(i18n("Bl&ock Selection Mode"), this);
    ac->addAction(QStringLiteral("set_verticalSelect"), a);
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_B));
    a->setWhatsThis(i18n("This command allows switching between the normal (line based) selection mode and the block selection mode."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleBlockSelection);
 
    a = ac->addAction(QStringLiteral("switch_next_input_mode"));
    a->setText(i18n("Switch to Next Input Mode"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_V));
    a->setWhatsThis(i18n("Switch to the next input mode."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::cycleInputMode);
 
    a = m_toggleInsert = new KToggleAction(i18n("Overwr&ite Mode"), this);
    ac->addAction(QStringLiteral("set_insert"), a);
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Insert));
    a->setWhatsThis(i18n("Choose whether you want the text you type to be inserted or to overwrite existing text."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleInsert);
 
    KToggleAction *toggleAction;
    a = m_toggleShowSpace = toggleAction = new KToggleAction(i18n("Show Whitespace"), this);
    ac->addAction(QStringLiteral("view_show_whitespaces"), a);
    a->setWhatsThis(
        i18n("If this option is checked, whitespaces in this document will be visible.<br /><br />"
             "This is only a view option, meaning the document will not be changed."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleShowSpaces);
 
    a = m_toggleDynWrap = toggleAction = new KToggleAction(i18n("&Dynamic Word Wrap"), this);
    a->setIcon(QIcon::fromTheme(QStringLiteral("text-wrap")));
    ac->addAction(QStringLiteral("view_dynamic_word_wrap"), a);
    a->setWhatsThis(
        i18n("If this option is checked, the text lines will be wrapped at the view border on the screen.<br /><br />"
             "This is only a view option, meaning the document will not be changed."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleDynWordWrap);
 
    a = m_setDynWrapIndicators = new KSelectAction(i18n("Dynamic Word Wrap Indicators"), this);
    ac->addAction(QStringLiteral("dynamic_word_wrap_indicators"), a);
    a->setWhatsThis(i18n("Choose when the Dynamic Word Wrap Indicators should be displayed"));
    connect(m_setDynWrapIndicators, &KSelectAction::indexTriggered, this, &KTextEditor::ViewPrivate::setDynWrapIndicators);
    const QStringList list2{i18n("&Off"), i18n("Follow &Line Numbers"), i18n("&Always On")};
    m_setDynWrapIndicators->setItems(list2);
    m_setDynWrapIndicators->setEnabled(m_toggleDynWrap->isChecked()); // only synced on real change, later
 
    a = toggleAction = new KToggleAction(i18n("Static Word Wrap"), this);
    ac->addAction(QStringLiteral("view_static_word_wrap"), a);
    a->setWhatsThis(i18n("If this option is checked, the text lines will be wrapped at the column defined in the editing properties."));
    connect(a, &KToggleAction::triggered, [this] {
        if (m_doc) {
            m_doc->setWordWrap(!m_doc->wordWrap());
        }
    });
 
    a = toggleAction = m_toggleWWMarker = new KToggleAction(i18n("Show Static &Word Wrap Marker"), this);
    ac->addAction(QStringLiteral("view_word_wrap_marker"), a);
    a->setWhatsThis(
        i18n("Show/hide the Word Wrap Marker, a vertical line drawn at the word "
             "wrap column as defined in the editing properties"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleWWMarker);
 
    a = toggleAction = m_toggleFoldingMarkers = new KToggleAction(i18n("Show Folding &Markers"), this);
    ac->addAction(QStringLiteral("view_folding_markers"), a);
    a->setWhatsThis(i18n("You can choose if the codefolding marks should be shown, if codefolding is possible."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleFoldingMarkers);
 
    a = m_toggleIconBar = toggleAction = new KToggleAction(i18n("Show &Icon Border"), this);
    ac->addAction(QStringLiteral("view_border"), a);
    a->setWhatsThis(i18n("Show/hide the icon border.<br /><br />The icon border shows bookmark symbols, for instance."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleIconBorder);
 
    a = toggleAction = m_toggleLineNumbers = new KToggleAction(i18n("Show &Line Numbers"), this);
    ac->addAction(QStringLiteral("view_line_numbers"), a);
    a->setWhatsThis(i18n("Show/hide the line numbers on the left hand side of the view."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleLineNumbersOn);
 
    a = m_toggleScrollBarMarks = toggleAction = new KToggleAction(i18n("Show Scroll&bar Marks"), this);
    ac->addAction(QStringLiteral("view_scrollbar_marks"), a);
    a->setWhatsThis(i18n("Show/hide the marks on the vertical scrollbar.<br /><br />The marks show bookmarks, for instance."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleScrollBarMarks);
 
    a = m_toggleScrollBarMiniMap = toggleAction = new KToggleAction(i18n("Show Scrollbar Mini-Map"), this);
    ac->addAction(QStringLiteral("view_scrollbar_minimap"), a);
    a->setWhatsThis(i18n("Show/hide the mini-map on the vertical scrollbar.<br /><br />The mini-map shows an overview of the whole document."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleScrollBarMiniMap);
 
    a = m_doc->autoReloadToggleAction();
    ac->addAction(QStringLiteral("view_auto_reload"), a);
 
    //   a = m_toggleScrollBarMiniMapAll = toggleAction = new KToggleAction(i18n("Show the whole document in the Mini-Map"), this);
    //   ac->addAction(QLatin1String("view_scrollbar_minimap_all"), a);
    //   a->setWhatsThis(i18n("Display the whole document in the mini-map.<br /><br />With this option set the whole document will be visible in the
    //   mini-map.")); connect(a, SIGNAL(triggered(bool)), SlOT(toggleScrollBarMiniMapAll())); connect(m_toggleScrollBarMiniMap, SIGNAL(triggered(bool)),
    //   m_toggleScrollBarMiniMapAll, SLOT(setEnabled(bool)));
 
    a = m_toggleNPSpaces = new KToggleAction(i18n("Show Non-Printable Spaces"), this);
    ac->addAction(QStringLiteral("view_non_printable_spaces"), a);
    a->setWhatsThis(i18n("Show/hide bounding box around non-printable spaces"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleNPSpaces);
 
    a = m_switchCmdLine = ac->addAction(QStringLiteral("switch_to_cmd_line"));
    a->setText(i18n("Switch to Command Line"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_F7));
    a->setWhatsThis(i18n("Show/hide the command line on the bottom of the view."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::switchToCmdLine);
 
    KActionMenu *am = new KActionMenu(i18n("Input Modes"), this);
    m_inputModeActions = new QActionGroup(am);
    ac->addAction(QStringLiteral("view_input_modes"), am);
    auto switchInputModeAction = ac->action(QStringLiteral("switch_next_input_mode"));
    am->addAction(switchInputModeAction);
    am->addSeparator();
    for (const auto &mode : m_viewInternal->m_inputModes) {
        a = new QAction(mode->viewInputModeHuman(), m_inputModeActions);
        am->addAction(a);
        a->setWhatsThis(i18n("Activate/deactivate %1", mode->viewInputModeHuman()));
        const InputMode im = mode->viewInputMode();
        a->setData(static_cast<int>(im));
        a->setCheckable(true);
        if (im == m_config->inputMode()) {
            a->setChecked(true);
        }
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleInputMode);
    }
 
    a = m_setEndOfLine = new KSelectAction(i18n("&End of Line"), this);
    ac->addAction(QStringLiteral("set_eol"), a);
    a->setWhatsThis(i18n("Choose which line endings should be used, when you save the document"));
    const QStringList list{i18nc("@item:inmenu End of Line", "&UNIX"),
                           i18nc("@item:inmenu End of Line", "&Windows/DOS"),
                           i18nc("@item:inmenu End of Line", "&Macintosh")};
    m_setEndOfLine->setItems(list);
    m_setEndOfLine->setCurrentItem(doc()->config()->eol());
    connect(m_setEndOfLine, &KSelectAction::indexTriggered, this, &KTextEditor::ViewPrivate::setEol);
 
    a = m_addBom = new KToggleAction(i18n("Add &Byte Order Mark (BOM)"), this);
    m_addBom->setChecked(doc()->config()->bom());
    ac->addAction(QStringLiteral("add_bom"), a);
    a->setWhatsThis(i18n("Enable/disable adding of byte order marks for UTF-8/UTF-16 encoded files while saving"));
    connect(m_addBom, &KToggleAction::triggered, this, &KTextEditor::ViewPrivate::setAddBom);
 
    // encoding menu
    m_encodingAction = new KateViewEncodingAction(m_doc, this, i18n("E&ncoding"), this);
    ac->addAction(QStringLiteral("set_encoding"), m_encodingAction);
 
    a = ac->addAction(KStandardActions::Find, this, &KTextEditor::ViewPrivate::find);
    a->setWhatsThis(i18n("Look up the first occurrence of a piece of text or regular expression."));
    addAction(a);
 
    a = ac->addAction(QStringLiteral("edit_find_selected"));
    a->setText(i18n("Find Selected"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_H));
    a->setWhatsThis(i18n("Finds next occurrence of selected text."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::findSelectedForwards);
 
    a = ac->addAction(QStringLiteral("edit_find_selected_backwards"));
    a->setText(i18n("Find Selected Backwards"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_H));
    a->setWhatsThis(i18n("Finds previous occurrence of selected text."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::findSelectedBackwards);
 
    a = ac->addAction(QStringLiteral("edit_find_multicursor_next_occurrence"));
    a->setText(i18n("Find and Select Next Occurrence"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::Key_J));
    a->setWhatsThis(i18n("Finds next occurrence of the word under cursor and add it to selection."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::findNextOccurunceAndSelect);
 
    a = ac->addAction(QStringLiteral("edit_skip_multicursor_current_occurrence"));
    a->setText(i18n("Mark Currently Selected Occurrence as Skipped"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::Key_K));
    a->setWhatsThis(i18n("Marks the currently selected word as skipped."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::skipCurrentOccurunceSelection);
 
    a = ac->addAction(QStringLiteral("edit_find_multicursor_all_occurrences"));
    a->setText(i18n("Find and Select All Occurrences"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::SHIFT | Qt::CTRL | Qt::Key_J));
    a->setWhatsThis(i18n("Finds all occurrences of the word under cursor and selects them."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::findAllOccuruncesAndSelect);
 
    a = ac->addAction(KStandardActions::FindNext, this, &KTextEditor::ViewPrivate::findNext);
    a->setWhatsThis(i18n("Look up the next occurrence of the search phrase."));
    addAction(a);
 
    a = ac->addAction(KStandardActions::FindPrev, QStringLiteral("edit_find_prev"), this, &KTextEditor::ViewPrivate::findPrevious);
    a->setWhatsThis(i18n("Look up the previous occurrence of the search phrase."));
    addAction(a);
 
    a = ac->addAction(KStandardActions::Replace, this, &KTextEditor::ViewPrivate::replace);
    a->setWhatsThis(i18n("Look up a piece of text or regular expression and replace the result with some given text."));
 
    a = ac->addAction(QStringLiteral("edit_create_multi_cursor_from_sel"));
    a->setText(i18n("Add Cursors to Line Ends"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::SHIFT | Qt::Key_I));
    a->setWhatsThis(i18n("Creates a cursor at the end of every line in selection."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::createMultiCursorsFromSelection);
 
    a = ac->addAction(QStringLiteral("edit_create_multi_cursor_down"));
    a->setText(i18n("Add Caret below Cursor"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::CTRL | Qt::Key_Down));
    a->setWhatsThis(i18n("Adds a caret in the line below the current caret."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::addSecondaryCursorDown);
 
    a = ac->addAction(QStringLiteral("edit_create_multi_cursor_up"));
    a->setText(i18n("Add Caret above Cursor"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::CTRL | Qt::Key_Up));
    a->setWhatsThis(i18n("Adds a caret in the line above the current caret."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::addSecondaryCursorUp);
 
    a = ac->addAction(QStringLiteral("edit_toggle_camel_case_cursor"));
    a->setText(i18n("Toggle Camel Case Cursor Movement"));
    a->setWhatsThis(i18n("Toggle between normal word movement and camel case cursor movement."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toggleCamelCaseCursor);
 
    a = ac->addAction(QStringLiteral("edit_remove_cursors_from_empty_lines"));
    a->setText(i18n("Remove Cursors from Empty Lines"));
    a->setWhatsThis(i18n("Remove cursors from empty lines"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::removeCursorsFromEmptyLines);
 
    m_spell->createActions(ac);
    m_toggleOnTheFlySpellCheck = new KToggleAction(i18n("Automatic Spell Checking"), this);
    m_toggleOnTheFlySpellCheck->setWhatsThis(i18n("Enable/disable automatic spell checking"));
    connect(m_toggleOnTheFlySpellCheck, &KToggleAction::triggered, this, &KTextEditor::ViewPrivate::toggleOnTheFlySpellCheck);
    ac->addAction(QStringLiteral("tools_toggle_automatic_spell_checking"), m_toggleOnTheFlySpellCheck);
    ac->setDefaultShortcut(m_toggleOnTheFlySpellCheck, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_O));
 
    a = ac->addAction(QStringLiteral("tools_change_dictionary"));
    a->setText(i18nc("@action", "Change Dictionary…"));
    a->setWhatsThis(i18n("Change the dictionary that is used for spell checking."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::changeDictionary);
 
    a = ac->addAction(QStringLiteral("tools_clear_dictionary_ranges"));
    a->setText(i18n("Clear Dictionary Ranges"));
    a->setEnabled(false);
    a->setWhatsThis(i18n("Remove all the separate dictionary ranges that were set for spell checking."));
    connect(a, &QAction::triggered, m_doc, &KTextEditor::DocumentPrivate::clearDictionaryRanges);
    connect(m_doc, &KTextEditor::DocumentPrivate::dictionaryRangesPresent, a, &QAction::setEnabled);
 
    m_copyHtmlAction = ac->addAction(QStringLiteral("edit_copy_html"), this, SLOT(exportHtmlToClipboard()));
    m_copyHtmlAction->setIcon(QIcon::fromTheme(QStringLiteral("edit-copy")));
    m_copyHtmlAction->setText(i18n("Copy as &HTML"));
    m_copyHtmlAction->setWhatsThis(i18n("Use this command to copy the currently selected text as HTML to the system clipboard."));
 
    a = ac->addAction(QStringLiteral("file_export_html"), this, SLOT(exportHtmlToFile()));
    a->setIcon(QIcon::fromTheme(QStringLiteral("document-export")));
    a->setText(i18nc("@action", "E&xport as HTML…"));
    a->setWhatsThis(
        i18n("This command allows you to export the current document"
             " with all highlighting information into a HTML document."));
 
    m_spellingMenu->createActions(ac);
 
    m_bookmarks->createActions(ac);
 
    slotSelectionChanged();
 
    // Now setup the editing actions before adding the associated
    // widget and setting the shortcut context
    setupEditActions();
    setupCodeFolding();
    setupSpeechActions();
 
    ac->addAssociatedWidget(m_viewInternal);
 
    const auto actions = ac->actions();
    for (QAction *action : actions) {
        action->setShortcutContext(Qt::WidgetWithChildrenShortcut);
    }
 
    connect(this, &KTextEditor::ViewPrivate::selectionChanged, this, &KTextEditor::ViewPrivate::slotSelectionChanged);
}
 
void KTextEditor::ViewPrivate::slotConfigDialog()
{
    // invoke config dialog, will auto-save configuration to katepartrc
    KTextEditor::EditorPrivate::self()->configDialog(this);
}
 
void KTextEditor::ViewPrivate::setupEditActions()
{
    // If you add an editing action to this
    // function make sure to include the line
    // m_editActions << a after creating the action
    KActionCollection *ac = actionCollection();
 
    QAction *a = ac->addAction(QStringLiteral("word_left"));
    a->setText(i18n("Move Word Left"));
    ac->setDefaultShortcuts(a, KStandardShortcut::backwardWord());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::wordLeft);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_char_left"));
    a->setText(i18n("Select Character Left"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_Left));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftCursorLeft);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_word_left"));
    a->setText(i18n("Select Word Left"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::ALT | Qt::Key_Left));
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Left));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftWordLeft);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("word_right"));
    a->setText(i18n("Move Word Right"));
    ac->setDefaultShortcuts(a, KStandardShortcut::forwardWord());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::wordRight);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_char_right"));
    a->setText(i18n("Select Character Right"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_Right));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftCursorRight);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_word_right"));
    a->setText(i18n("Select Word Right"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::ALT | Qt::Key_Right));
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Right));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftWordRight);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("mark_selection"));
    a->setText(i18n("Start the Marked Selection"));
    a->setWhatsThis(i18n("Emulate the Emacs-like selection mode, where the beginning is marked and then the selection is continuously updated."));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::markSelection);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("beginning_of_line"));
    a->setText(i18n("Move to Beginning of Line"));
    ac->setDefaultShortcuts(a, KStandardShortcut::beginningOfLine());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::home);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("beginning_of_document"));
    a->setText(i18n("Move to Beginning of Document"));
    ac->setDefaultShortcuts(a, KStandardShortcut::begin());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::top);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_beginning_of_line"));
    a->setText(i18n("Select to Beginning of Line"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcuts(a, {QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Left), QKeySequence(Qt::SHIFT | Qt::Key_Home)});
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_Home));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftHome);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_beginning_of_document"));
    a->setText(i18n("Select to Beginning of Document"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Up));
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Home));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftTop);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("end_of_line"));
    a->setText(i18n("Move to End of Line"));
    ac->setDefaultShortcuts(a, KStandardShortcut::endOfLine());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::end);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("end_of_document"));
    a->setText(i18n("Move to End of Document"));
    ac->setDefaultShortcuts(a, KStandardShortcut::end());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::bottom);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_end_of_line"));
    a->setText(i18n("Select to End of Line"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcuts(a, {QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Right), QKeySequence(Qt::SHIFT | Qt::Key_End)});
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_End));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftEnd);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_end_of_document"));
    a->setText(i18n("Select to End of Document"));
#ifdef Q_OS_MACOS
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_Down));
#else
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_End));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftBottom);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_line_up"));
    a->setText(i18n("Select to Previous Line"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_Up));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftUp);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("scroll_line_up"));
    a->setText(i18n("Scroll Line Up"));
#ifndef Q_OS_MACOS
    // this shortcut is used for moving to beginning of doc on mac
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_Up));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::scrollUp);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_line_down"));
    a->setText(i18n("Move to Next Line"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Down));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::down);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_line_up"));
    a->setText(i18n("Move to Previous Line"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Up));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::up);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_cursor_right"));
    a->setText(i18n("Move Cursor Right"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Right));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::cursorRight);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_cursor_left"));
    a->setText(i18n("Move Cursor Left"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Left));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::cursorLeft);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_line_down"));
    a->setText(i18n("Select to Next Line"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_Down));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftDown);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("scroll_line_down"));
    a->setText(i18n("Scroll Line Down"));
#ifndef Q_OS_MACOS
    // this shortcut is used for moving to end of doc
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_Down));
#endif
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::scrollDown);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("scroll_page_up"));
    a->setText(i18n("Scroll Page Up"));
    ac->setDefaultShortcuts(a, KStandardShortcut::prior());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::pageUp);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_page_up"));
    a->setText(i18n("Select Page Up"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_PageUp));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftPageUp);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_top_of_view"));
    a->setText(i18n("Move to Top of View"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::Key_Home));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::topOfView);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_top_of_view"));
    a->setText(i18n("Select to Top of View"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::SHIFT | Qt::Key_Home));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftTopOfView);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("scroll_page_down"));
    a->setText(i18n("Scroll Page Down"));
    ac->setDefaultShortcuts(a, KStandardShortcut::next());
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::pageDown);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_page_down"));
    a->setText(i18n("Select Page Down"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::Key_PageDown));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftPageDown);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("move_bottom_of_view"));
    a->setText(i18n("Move to Bottom of View"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::Key_End));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::bottomOfView);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("select_bottom_of_view"));
    a->setText(i18n("Select to Bottom of View"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::SHIFT | Qt::Key_End));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftBottomOfView);
    m_editActions.push_back(a);
 
    a = ac->addAction(QStringLiteral("to_matching_bracket"));
    a->setText(i18n("Go to Matching Bracket"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_6));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::toMatchingBracket);
    // m_editActions << a;
 
    a = ac->addAction(QStringLiteral("select_matching_bracket"));
    a->setText(i18n("Select to Matching Bracket"));
    ac->setDefaultShortcut(a, QKeySequence(Qt::SHIFT | Qt::CTRL | Qt::Key_6));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::shiftToMatchingBracket);
    // m_editActions << a;
 
    // anders: shortcuts doing any changes should not be created in read-only mode
    if (!doc()->readOnly()) {
        a = ac->addAction(QStringLiteral("transpose_char"));
        a->setText(i18n("Transpose Characters"));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::transpose);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("transpose_word"));
        a->setText(i18n("Transpose Words"));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::transposeWord);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("delete_line"));
        a->setText(i18n("Delete Line"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_K));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::killLine);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("delete_word_left"));
        a->setText(i18n("Delete Word Left"));
        ac->setDefaultShortcuts(a, KStandardShortcut::deleteWordBack());
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::deleteWordLeft);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("delete_word_right"));
        a->setText(i18n("Delete Word Right"));
        ac->setDefaultShortcuts(a, KStandardShortcut::deleteWordForward());
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::deleteWordRight);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("delete_next_character"));
        a->setText(i18n("Delete Next Character"));
        ac->setDefaultShortcut(a, QKeySequence(Qt::Key_Delete));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::keyDelete);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("backspace"));
        a->setText(i18n("Backspace"));
        QList<QKeySequence> scuts;
        scuts << QKeySequence(Qt::Key_Backspace) << QKeySequence(Qt::SHIFT | Qt::Key_Backspace);
        ac->setDefaultShortcuts(a, scuts);
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::backspace);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("insert_tabulator"));
        a->setText(i18n("Insert Tab Character"));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::insertTab);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("smart_newline"));
        a->setText(i18n("Insert Smart Newline"));
        a->setWhatsThis(i18n("Insert newline including leading characters of the current line which are not letters or numbers."));
        scuts.clear();
        scuts << QKeySequence(Qt::SHIFT | Qt::Key_Return) << QKeySequence(Qt::SHIFT | Qt::Key_Enter);
        ac->setDefaultShortcuts(a, scuts);
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::smartNewline);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("no_indent_newline"));
        a->setText(i18n("Insert a Non-Indented Newline"));
        a->setWhatsThis(i18n("Insert a new line without indentation, regardless of indentation settings."));
        scuts.clear();
        scuts << QKeySequence(Qt::CTRL | Qt::Key_Return) << QKeySequence(Qt::CTRL | Qt::Key_Enter);
        ac->setDefaultShortcuts(a, scuts);
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::noIndentNewline);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("newline_above"));
        a->setText(i18n("Insert a Newline Above Current Line"));
        a->setWhatsThis(i18n("Insert a new line above current line without modifying the current line."));
        scuts.clear();
        scuts << QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_Return) << QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_Enter);
        ac->setDefaultShortcuts(a, scuts);
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::newLineAbove);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("newline_below"));
        a->setText(i18n("Insert a Newline Below Current Line"));
        a->setWhatsThis(i18n("Insert a new line below current line without modifying the current line."));
        scuts.clear();
        scuts << QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_Return) << QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_Enter);
        ac->setDefaultShortcuts(a, scuts);
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::newLineBelow);
        m_editActions.push_back(a);
 
        a = ac->addAction(QStringLiteral("tools_indent"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("format-indent-more")));
        a->setText(i18n("&Indent"));
        a->setWhatsThis(
            i18n("Use this to indent a selected block of text.<br /><br />"
                 "You can configure whether tabs should be honored and used or replaced with spaces, in the configuration dialog."));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::Key_I));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::indent);
 
        a = ac->addAction(QStringLiteral("tools_unindent"));
        a->setIcon(QIcon::fromTheme(QStringLiteral("format-indent-less")));
        a->setText(i18n("&Unindent"));
        a->setWhatsThis(i18n("Use this to unindent a selected block of text."));
        ac->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::SHIFT | Qt::Key_I));
        connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::unIndent);
    }
 
    if (hasFocus()) {
        slotGotFocus();
    } else {
        slotLostFocus();
    }
}
 
void KTextEditor::ViewPrivate::setupCodeFolding()
{
    KActionCollection *ac = this->actionCollection();
    QAction *a;
 
    a = ac->addAction(QStringLiteral("folding_toplevel"));
    a->setText(i18n("Fold Toplevel Nodes"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::slotFoldToplevelNodes);
 
    a = ac->addAction(QStringLiteral("folding_expandtoplevel"));
    a->setText(i18n("Unfold Toplevel Nodes"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::slotExpandToplevelNodes);
 
    a = ac->addAction(QStringLiteral("folding_toggle_current"));
    a->setText(i18n("Toggle Current Node"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::slotToggleFolding);
 
    a = ac->addAction(QStringLiteral("folding_toggle_in_current"));
    a->setText(i18n("Toggle Contained Nodes"));
    connect(a, &QAction::triggered, this, &KTextEditor::ViewPrivate::slotToggleFoldingsInRange);
}
 
void KTextEditor::ViewPrivate::setupSpeechActions()
{
    KActionCollection *ac = actionCollection();
 
    QAction *a = ac->addAction(QStringLiteral("tools_speech_say"));
    a->setText(i18n("Say current selection or document"));
    connect(a, &QAction::triggered, this, [this]() {
        if (selection()) {
            KTextEditor::EditorPrivate::self()->speechEngine(this)->say(selectionText());
        } else {
            KTextEditor::EditorPrivate::self()->speechEngine(this)->say(document()->text());
        }
    });
 
    a = ac->addAction(QStringLiteral("tools_speech_stop"));
    a->setText(i18n("Stop current output"));
    connect(a, &QAction::triggered, this, [this]() {
        KTextEditor::EditorPrivate::self()->speechEngine(this)->stop();
    });
 
    a = ac->addAction(QStringLiteral("tools_speech_pause"));
    a->setText(i18n("Pause current output"));
    connect(a, &QAction::triggered, this, [this]() {
        KTextEditor::EditorPrivate::self()->speechEngine(this)->pause();
    });
 
    a = ac->addAction(QStringLiteral("tools_speech_resume"));
    a->setText(i18n("Resume current output"));
    connect(a, &QAction::triggered, this, [this]() {
        KTextEditor::EditorPrivate::self()->speechEngine(this)->resume();
    });
}
 
void KTextEditor::ViewPrivate::slotFoldToplevelNodes()
{
    for (int line = 0; line < doc()->lines(); ++line) {
        if (textFolding().isLineVisible(line)) {
            foldLine(line);
        }
    }
}
 
void KTextEditor::ViewPrivate::slotExpandToplevelNodes()
{
    const auto topLevelRanges(textFolding().foldingRangesForParentRange());
    for (const auto &range : topLevelRanges) {
        textFolding().unfoldRange(range.first);
    }
}
 
void KTextEditor::ViewPrivate::slotToggleFolding()
{
    int line = cursorPosition().line();
    bool actionDone = false;
    while (!actionDone && (line > -1)) {
        actionDone = unfoldLine(line);
        if (!actionDone) {
            actionDone = foldLine(line--).isValid();
        }
    }
}
 
void KTextEditor::ViewPrivate::slotToggleFoldingsInRange()
{
    int line = cursorPosition().line();
    while (!toggleFoldingsInRange(line) && (line > -1)) {
        --line;
    }
}
 
KTextEditor::Range KTextEditor::ViewPrivate::foldLine(int line)
{
    KTextEditor::Range foldingRange = doc()->buffer().computeFoldingRangeForStartLine(line);
    if (!foldingRange.isValid()) {
        return foldingRange;
    }
 
    // Ensure not to fold the end marker to avoid a deceptive look, but only on token based folding
    // ensure we don't compute an invalid line by moving outside of the foldingRange range by checking onSingleLine(), see bug 417890
    if (!m_doc->buffer().isFoldingStartingOnLine(line).second && !foldingRange.onSingleLine()) {
        const int adjustedLine = foldingRange.end().line() - 1;
        foldingRange.setEnd(KTextEditor::Cursor(adjustedLine, doc()->buffer().plainLine(adjustedLine).length()));
    }
 
    // Check if the discovered fold is already folded up.
    // If so, we should not fold the same range again!
    // This can lead to issues where we need to open the fold multiple times
    // in order to actually open it.
    auto folds = textFolding().foldingRangesStartingOnLine(line);
    for (int i = 0; i < folds.size(); ++i) {
        KTextEditor::Range fold = textFolding().foldingRange(folds[i].first);
        if (fold == foldingRange) {
            return foldingRange;
        }
    }
 
    // Don't try to fold a single line, which can happens due to adjustment above
    // FIXME Avoid to offer such a folding marker
    if (!foldingRange.onSingleLine()) {
        textFolding().newFoldingRange(foldingRange, Kate::TextFolding::Folded);
    }
 
    return foldingRange;
}
 
bool KTextEditor::ViewPrivate::unfoldLine(int line)
{
    bool actionDone = false;
    const KTextEditor::Cursor currentCursor = cursorPosition();
 
    // ask the folding info for this line, if any folds are around!
    // auto = QList<QPair<qint64, Kate::TextFolding::FoldingRangeFlags>>
    auto startingRanges = textFolding().foldingRangesStartingOnLine(line);
    for (int i = 0; i < startingRanges.size() && !actionDone; ++i) {
        // Avoid jumping view in case of a big unfold and ensure nice highlight of folding marker
        setCursorPosition(textFolding().foldingRange(startingRanges[i].first).start());
 
        actionDone |= textFolding().unfoldRange(startingRanges[i].first);
    }
 
    if (!actionDone) {
        // Nothing unfolded? Restore old cursor position!
        setCursorPosition(currentCursor);
    }
 
    return actionDone;
}
 
bool KTextEditor::ViewPrivate::toggleFoldingOfLine(int line)
{
    bool actionDone = unfoldLine(line);
    if (!actionDone) {
        actionDone = foldLine(line).isValid();
    }
 
    return actionDone;
}
 
bool KTextEditor::ViewPrivate::toggleFoldingsInRange(int line)
{
    KTextEditor::Range foldingRange = doc()->buffer().computeFoldingRangeForStartLine(line);
    if (!foldingRange.isValid()) {
        // Either line is not valid or there is no start range
        return false;
    }
 
    bool actionDone = false; // Track success
    const KTextEditor::Cursor currentCursor = cursorPosition();
 
    // Don't be too eager but obliging! Only toggle containing ranges which are
    // visible -> Be done when the range is folded
    actionDone |= unfoldLine(line);
 
    if (!actionDone) {
        // Unfold all in range, but not the range itself
        for (int ln = foldingRange.start().line() + 1; ln < foldingRange.end().line(); ++ln) {
            actionDone |= unfoldLine(ln);
        }
 
        if (actionDone) {
            // In most cases we want now a not moved cursor
            setCursorPosition(currentCursor);
        }
    }
 
    if (!actionDone) {
        // Fold all in range, but not the range itself
        for (int ln = foldingRange.start().line() + 1; ln < foldingRange.end().line(); ++ln) {
            KTextEditor::Range fr = foldLine(ln);
            if (fr.isValid()) {
                // qMax to avoid infinite loop in case of range without content
                ln = qMax(ln, fr.end().line() - 1);
                actionDone = true;
            }
        }
    }
 
    if (!actionDone) {
        // At this point was an unfolded range clicked which contains no "childs"
        // We assume the user want to fold it by the wrong button, be obliging!
        actionDone |= foldLine(line).isValid();
    }
 
    // At this point we should be always true
    return actionDone;
}
 
KTextEditor::View::ViewMode KTextEditor::ViewPrivate::viewMode() const
{
    return currentInputMode()->viewMode();
}
 
QString KTextEditor::ViewPrivate::viewModeHuman() const
{
    QString currentMode = currentInputMode()->viewModeHuman();
 
    // append read-only if needed
    if (!doc()->isReadWrite()) {
        currentMode = i18n("(R/O) %1", currentMode);
    }
 
    // return full mode
    return currentMode;
}
 
KTextEditor::View::InputMode KTextEditor::ViewPrivate::viewInputMode() const
{
    return currentInputMode()->viewInputMode();
}
 
QString KTextEditor::ViewPrivate::viewInputModeHuman() const
{
    return currentInputMode()->viewInputModeHuman();
}
 
void KTextEditor::ViewPrivate::setInputMode(KTextEditor::View::InputMode mode, const bool rememberInConfig)
{
    if (currentInputMode()->viewInputMode() == mode) {
        return;
    }
 
    // No multi cursors for vi
    if (mode == KTextEditor::View::InputMode::ViInputMode) {
        clearSecondaryCursors();
    }
 
    m_viewInternal->m_currentInputMode->deactivate();
    m_viewInternal->m_currentInputMode = m_viewInternal->m_inputModes[mode].get();
    m_viewInternal->m_currentInputMode->activate();
 
    // remember in local config if requested, we skip this for the calls in updateConfig
    if (rememberInConfig) {
        config()->setValue(KateViewConfig::InputMode, mode);
    }
 
    /* small duplication, but need to do this if not toggled by action */
    const auto inputModeActions = m_inputModeActions->actions();
    for (QAction *action : inputModeActions) {
        if (static_cast<InputMode>(action->data().toInt()) == mode) {
            action->setChecked(true);
            break;
        }
    }
 
    /* inform the rest of the system about the change */
    Q_EMIT viewInputModeChanged(this, mode);
    Q_EMIT viewModeChanged(this, viewMode());
}
 
void KTextEditor::ViewPrivate::slotDocumentAboutToReload()
{
    if (doc()->isAutoReload()) {
        const int lastVisibleLine = m_viewInternal->endLine();
        const int currentLine = cursorPosition().line();
        m_gotoBottomAfterReload = (lastVisibleLine == currentLine) && (currentLine == doc()->lastLine());
        if (!m_gotoBottomAfterReload) {
            // Ensure the view jumps not back when user scrolls around
            const int firstVisibleLine = 1 + lastVisibleLine - m_viewInternal->linesDisplayed();
            const int newLine = qBound(firstVisibleLine, currentLine, lastVisibleLine);
            setCursorPositionVisual(KTextEditor::Cursor(newLine, cursorPosition().column()));
        }
    } else {
        m_gotoBottomAfterReload = false;
    }
}
 
void KTextEditor::ViewPrivate::slotDocumentReloaded()
{
    if (m_gotoBottomAfterReload) {
        bottom();
    }
}
 
void KTextEditor::ViewPrivate::slotGotFocus()
{
    // qCDebug(LOG_KTE) << "KTextEditor::ViewPrivate::slotGotFocus";
    currentInputMode()->gotFocus();
 
    //  update current view and scrollbars
    //  it is needed for styles that implement different frame and scrollbar
    // rendering when focused
    update();
    if (m_viewInternal->m_lineScroll->isVisible()) {
        m_viewInternal->m_lineScroll->update();
    }
 
    if (m_viewInternal->m_columnScroll->isVisible()) {
        m_viewInternal->m_columnScroll->update();
    }
 
    Q_EMIT focusIn(this);
}
 
void KTextEditor::ViewPrivate::slotLostFocus()
{
    // qCDebug(LOG_KTE) << "KTextEditor::ViewPrivate::slotLostFocus";
    currentInputMode()->lostFocus();
 
    //  update current view and scrollbars
    //  it is needed for styles that implement different frame and scrollbar
    // rendering when focused
    update();
    if (m_viewInternal->m_lineScroll->isVisible()) {
        m_viewInternal->m_lineScroll->update();
    }
 
    if (m_viewInternal->m_columnScroll->isVisible()) {
        m_viewInternal->m_columnScroll->update();
    }
 
    if (doc()->config()->autoSave() && doc()->config()->autoSaveOnFocusOut() && doc()->isModified() && doc()->url().isLocalFile()) {
        doc()->documentSave();
    }
 
    Q_EMIT focusOut(this);
}
 
void KTextEditor::ViewPrivate::setDynWrapIndicators(int mode)
{
    config()->setValue(KateViewConfig::DynWordWrapIndicators, mode);
}
 
bool KTextEditor::ViewPrivate::isOverwriteMode() const
{
    return doc()->config()->ovr();
}
 
void KTextEditor::ViewPrivate::reloadFile()
{
    // bookmarks and cursor positions are temporarily saved by the document
    doc()->documentReload();
}
 
void KTextEditor::ViewPrivate::slotReadWriteChanged()
{
    if (m_toggleWriteLock) {
        m_toggleWriteLock->setChecked(!doc()->isReadWrite());
    }
 
    m_cut->setEnabled(doc()->isReadWrite() && (selection() || m_config->smartCopyCut()));
    m_paste->setEnabled(doc()->isReadWrite());
    if (m_pasteSelection) {
        m_pasteSelection->setEnabled(doc()->isReadWrite());
    }
    m_swapWithClipboard->setEnabled(doc()->isReadWrite());
    m_setEndOfLine->setEnabled(doc()->isReadWrite());
 
    static const auto l = {QStringLiteral("edit_replace"),
                           QStringLiteral("tools_spelling"),
                           QStringLiteral("tools_indent"),
                           QStringLiteral("tools_unindent"),
                           QStringLiteral("tools_cleanIndent"),
                           QStringLiteral("tools_formatIndet"),
                           QStringLiteral("tools_alignOn"),
                           QStringLiteral("tools_comment"),
                           QStringLiteral("tools_uncomment"),
                           QStringLiteral("tools_toggle_comment"),
                           QStringLiteral("tools_uppercase"),
                           QStringLiteral("tools_lowercase"),
                           QStringLiteral("tools_capitalize"),
                           QStringLiteral("tools_join_lines"),
                           QStringLiteral("tools_apply_wordwrap"),
                           QStringLiteral("tools_spelling_from_cursor"),
                           QStringLiteral("tools_spelling_selection")};
 
    for (const auto &action : l) {
        QAction *a = actionCollection()->action(action);
        if (a) {
            a->setEnabled(doc()->isReadWrite());
        }
    }
    slotUpdateUndo();
 
    currentInputMode()->readWriteChanged(doc()->isReadWrite());
 
    // => view mode changed
    Q_EMIT viewModeChanged(this, viewMode());
    Q_EMIT viewInputModeChanged(this, viewInputMode());
}
 
void KTextEditor::ViewPrivate::toggleCamelCaseCursor()
{
    const auto enabled = doc()->config()->camelCursor();
    doc()->config()->setCamelCursor(!enabled);
    KTextEditor::Message *m;
    if (enabled) {
        m = new KTextEditor::Message(i18n("Camel case movement disabled"));
    } else {
        m = new KTextEditor::Message(i18n("Camel case movement enabled"));
    }
    m->setPosition(KTextEditor::Message::TopInView);
    m->setAutoHide(1000);
    m->setAutoHideMode(KTextEditor::Message::Immediate);
    doc()->postMessage(m);
}
 
void KTextEditor::ViewPrivate::slotUpdateUndo()
{
    if (doc()->readOnly()) {
        return;
    }
 
    m_editUndo->setEnabled(doc()->isReadWrite() && doc()->undoCount() > 0);
    m_editRedo->setEnabled(doc()->isReadWrite() && doc()->redoCount() > 0);
}
 
bool KTextEditor::ViewPrivate::setCursorPositionInternal(const KTextEditor::Cursor position, uint tabwidth, bool calledExternally)
{
    if (position.line() < 0 || position.line() >= doc()->lines()) {
        return false;
    }
 
    Kate::TextLine l = doc()->kateTextLine(position.line());
    const QString line_str = l.text();
 
    int x = 0;
    int z = 0;
    for (; z < line_str.length() && z < position.column(); z++) {
        if (line_str[z] == QLatin1Char('\t')) {
            x += tabwidth - (x % tabwidth);
        } else {
            x++;
        }
    }
 
    if (blockSelection()) {
        if (z < position.column()) {
            x += position.column() - z;
        }
    }
 
    m_viewInternal->updateCursor(KTextEditor::Cursor(position.line(), x),
                                 false,
                                 calledExternally /* force center for external calls, see bug 408418 */,
                                 calledExternally);
 
    return true;
}
 
void KTextEditor::ViewPrivate::toggleInsert()
{
    doc()->config()->setOvr(!doc()->config()->ovr());
    m_toggleInsert->setChecked(isOverwriteMode());
 
    // No multi cursors for overwrite mode
    if (isOverwriteMode()) {
        clearSecondaryCursors();
    }
 
    Q_EMIT viewModeChanged(this, viewMode());
    Q_EMIT viewInputModeChanged(this, viewInputMode());
}
 
void KTextEditor::ViewPrivate::slotSaveCanceled(const QString &error)
{
    if (!error.isEmpty()) { // happens when canceling a job
        KMessageBox::error(this, error);
    }
}
 
void KTextEditor::ViewPrivate::gotoLine()
{
    gotoBar()->updateData();
    bottomViewBar()->showBarWidget(gotoBar());
}
 
void KTextEditor::ViewPrivate::changeDictionary()
{
    dictionaryBar()->updateData();
    bottomViewBar()->showBarWidget(dictionaryBar());
}
 
void KTextEditor::ViewPrivate::joinLines()
{
    int first = selectionRange().start().line();
    int last = selectionRange().end().line();
    // int left = doc()->line( last ).length() - doc()->selEndCol();
    if (first == last) {
        first = cursorPosition().line();
        last = first + 1;
    }
    doc()->joinLines(first, last);
}
 
void KTextEditor::ViewPrivate::readSessionConfig(const KConfigGroup &config, const QSet<QString> &flags)
{
    Q_UNUSED(flags)
 
    // cursor position
    KTextEditor::Cursor savedPosition(config.readEntry("CursorLine", 0), config.readEntry("CursorColumn", 0));
    setCursorPositionInternal(savedPosition);
 
    // scroll position
    const int scroll = config.readEntry("ScrollLine", -1);
    if (scroll >= 0 && scroll < doc()->lines() && savedPosition.line() < doc()->lines()) {
        setScrollPositionInternal(KTextEditor::Cursor(scroll, 0));
    }
 
    // only touch that if we did write it out in writeSessionConfig, bug 487216
    if (config.hasKey("Dynamic Word Wrap")) {
        // in any case, use the current global setting as default
        m_config->setDynWordWrap(config.readEntry("Dynamic Word Wrap", m_config->global()->dynWordWrap()));
    }
 
    // restore text folding
    m_savedFoldingState = QJsonDocument::fromJson(config.readEntry("TextFolding", QByteArray()));
    applyFoldingState();
 
    m_forceRTL = config.readEntry("Force RTL Direction", false);
    m_forceRTLDirection->setChecked(m_forceRTL);
 
    for (const auto &mode : m_viewInternal->m_inputModes) {
        mode->readSessionConfig(config);
    }
}
 
void KTextEditor::ViewPrivate::writeSessionConfig(KConfigGroup &config, const QSet<QString> &)
{
    // ensure we don't amass stuff
    config.deleteGroup();
 
    // cursor position
    const auto cursor = cursorPosition();
    if (cursor.isValid() && cursor != KTextEditor::Cursor(0, 0)) {
        config.writeEntry("CursorLine", cursor.line());
        config.writeEntry("CursorColumn", cursor.column());
    }
 
    // save scroll position if its different from cursorPosition
    const int scrollLine = firstDisplayedLineInternal(LineType::RealLine);
    if (scrollLine > 0 && scrollLine != cursor.line()) {
        config.writeEntry("ScrollLine", scrollLine);
    }
 
    // only write if set in this view
    if (m_config->isSet(KateViewConfig::DynamicWordWrap)) {
        config.writeEntry("Dynamic Word Wrap", m_config->dynWordWrap());
    }
 
    // save text folding state
    saveFoldingState();
    if (!m_savedFoldingState.object().value(QLatin1String("ranges")).toArray().isEmpty()) {
        config.writeEntry("TextFolding", m_savedFoldingState.toJson(QJsonDocument::Compact));
        m_savedFoldingState = QJsonDocument();
    }
 
    if (m_forceRTL) {
        config.writeEntry("Force RTL Direction", m_forceRTL);
    }
 
    for (const auto &mode : m_viewInternal->m_inputModes) {
        mode->writeSessionConfig(config);
    }
}
 
int KTextEditor::ViewPrivate::getEol() const
{
    return doc()->config()->eol();
}
 
QMenu *KTextEditor::ViewPrivate::getEolMenu()
{
    return m_setEndOfLine->menu();
}
 
void KTextEditor::ViewPrivate::setEol(int eol)
{
    if (!doc()->isReadWrite()) {
        return;
    }
 
    if (m_updatingDocumentConfig) {
        return;
    }
 
    if (eol != doc()->config()->eol()) {
        doc()->setModified(true); // mark modified (bug #143120)
        doc()->config()->setEol(eol);
    }
}
 
void KTextEditor::ViewPrivate::setAddBom(bool enabled)
{
    if (!doc()->isReadWrite()) {
        return;
    }
 
    if (m_updatingDocumentConfig) {
        return;
    }
 
    doc()->config()->setBom(enabled);
    doc()->bomSetByUser();
}
 
void KTextEditor::ViewPrivate::setIconBorder(bool enable)
{
    config()->setValue(KateViewConfig::ShowIconBar, enable);
}
 
void KTextEditor::ViewPrivate::toggleIconBorder()
{
    config()->setValue(KateViewConfig::ShowIconBar, !config()->iconBar());
}
 
void KTextEditor::ViewPrivate::setLineNumbersOn(bool enable)
{
    config()->setValue(KateViewConfig::ShowLineNumbers, enable);
}
 
void KTextEditor::ViewPrivate::toggleLineNumbersOn()
{
    config()->setValue(KateViewConfig::ShowLineNumbers, !config()->lineNumbers());
}
 
void KTextEditor::ViewPrivate::setScrollBarMarks(bool enable)
{
    config()->setValue(KateViewConfig::ShowScrollBarMarks, enable);
}
 
void KTextEditor::ViewPrivate::toggleScrollBarMarks()
{
    config()->setValue(KateViewConfig::ShowScrollBarMarks, !config()->scrollBarMarks());
}
 
void KTextEditor::ViewPrivate::setScrollBarMiniMap(bool enable)
{
    config()->setValue(KateViewConfig::ShowScrollBarMiniMap, enable);
}
 
void KTextEditor::ViewPrivate::toggleScrollBarMiniMap()
{
    config()->setValue(KateViewConfig::ShowScrollBarMiniMap, !config()->scrollBarMiniMap());
}
 
void KTextEditor::ViewPrivate::setScrollBarMiniMapAll(bool enable)
{
    config()->setValue(KateViewConfig::ShowScrollBarMiniMapAll, enable);
}
 
void KTextEditor::ViewPrivate::toggleScrollBarMiniMapAll()
{
    config()->setValue(KateViewConfig::ShowScrollBarMiniMapAll, !config()->scrollBarMiniMapAll());
}
 
void KTextEditor::ViewPrivate::setScrollBarMiniMapWidth(int width)
{
    config()->setValue(KateViewConfig::ScrollBarMiniMapWidth, width);
}
 
void KTextEditor::ViewPrivate::toggleShowSpaces()
{
    if (m_updatingDocumentConfig) {
        return;
    }
 
    using WhitespaceRendering = KateDocumentConfig::WhitespaceRendering;
    doc()->config()->setShowSpaces(doc()->config()->showSpaces() != WhitespaceRendering::None ? WhitespaceRendering::None : WhitespaceRendering::All);
}
 
void KTextEditor::ViewPrivate::toggleDynWordWrap()
{
    config()->setDynWordWrap(!config()->dynWordWrap());
}
 
void KTextEditor::ViewPrivate::toggleWWMarker()
{
    m_renderer->config()->setWordWrapMarker(!m_renderer->config()->wordWrapMarker());
}
 
void KTextEditor::ViewPrivate::toggleNPSpaces()
{
    m_renderer->setShowNonPrintableSpaces(!m_renderer->showNonPrintableSpaces());
    m_viewInternal->update(); // force redraw
}
 
void KTextEditor::ViewPrivate::toggleWordCount(bool on)
{
    config()->setShowWordCount(on);
}
 
void KTextEditor::ViewPrivate::setFoldingMarkersOn(bool enable)
{
    config()->setValue(KateViewConfig::ShowFoldingBar, enable);
}
 
void KTextEditor::ViewPrivate::toggleFoldingMarkers()
{
    config()->setValue(KateViewConfig::ShowFoldingBar, !config()->foldingBar());
}
 
bool KTextEditor::ViewPrivate::iconBorder()
{
    return m_viewInternal->m_leftBorder->iconBorderOn();
}
 
bool KTextEditor::ViewPrivate::lineNumbersOn()
{
    return m_viewInternal->m_leftBorder->lineNumbersOn();
}
 
bool KTextEditor::ViewPrivate::scrollBarMarks()
{
    return m_viewInternal->m_lineScroll->showMarks();
}
 
bool KTextEditor::ViewPrivate::scrollBarMiniMap()
{
    return m_viewInternal->m_lineScroll->showMiniMap();
}
 
int KTextEditor::ViewPrivate::dynWrapIndicators()
{
    return m_viewInternal->m_leftBorder->dynWrapIndicators();
}
 
bool KTextEditor::ViewPrivate::foldingMarkersOn()
{
    return m_viewInternal->m_leftBorder->foldingMarkersOn();
}
 
bool KTextEditor::ViewPrivate::forceRTLDirection() const
{
    return m_forceRTL;
}
 
void KTextEditor::ViewPrivate::toggleWriteLock()
{
    doc()->setReadWrite(!doc()->isReadWrite());
}
 
void KTextEditor::ViewPrivate::registerTextHintProvider(KTextEditor::TextHintProvider *provider)
{
    m_viewInternal->registerTextHintProvider(provider);
}
 
void KTextEditor::ViewPrivate::unregisterTextHintProvider(KTextEditor::TextHintProvider *provider)
{
    m_viewInternal->unregisterTextHintProvider(provider);
}
 
void KTextEditor::ViewPrivate::setTextHintDelay(int delay)
{
    m_viewInternal->setTextHintDelay(delay);
}
 
int KTextEditor::ViewPrivate::textHintDelay() const
{
    return m_viewInternal->textHintDelay();
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::find()
{
    currentInputMode()->find();
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::findSelectedForwards()
{
    currentInputMode()->findSelectedForwards();
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::findSelectedBackwards()
{
    currentInputMode()->findSelectedBackwards();
}
 
void KTextEditor::ViewPrivate::skipCurrentOccurunceSelection()
{
    if (isMulticursorNotAllowed()) {
        return;
    }
    m_skipCurrentSelection = true;
}
 
void KTextEditor::ViewPrivate::findNextOccurunceAndSelect()
{
    if (isMulticursorNotAllowed()) {
        return;
    }
 
    const auto text = selection() ? doc()->text(selectionRange()) : QString();
    if (text.isEmpty()) {
        const auto selection = doc()->wordRangeAt(cursorPosition());
        // We don't want matching word highlights
        setSelection(selection);
        setCursorPosition(selection.end());
        clearHighlights();
 
        for (auto &c : m_secondaryCursors) {
            const auto range = doc()->wordRangeAt(c.cursor());
            if (!c.range && !c.anchor.isValid()) {
                c.anchor = range.start();
                c.range.reset(newSecondarySelectionRange(range));
                c.pos->setPosition(range.end());
            }
            tagLines(range);
        }
        return;
    } else if (!m_rangesForHighlights.empty()) {
        clearHighlights();
    }
 
    // Use selection range end as starting point
    const auto lastSelectionRange = selectionRange();
 
    KTextEditor::Range searchRange(lastSelectionRange.end(), doc()->documentRange().end());
    QList<KTextEditor::Range> matches = doc()->searchText(searchRange, text, KTextEditor::Default);
    if (!matches.isEmpty() && !matches.constFirst().isValid()) {
        searchRange.setRange(doc()->documentRange().start(), lastSelectionRange.end());
        matches = doc()->searchText(searchRange, text, KTextEditor::Default);
    }
 
    // No match found or only one possible match
    if (matches.empty() || !matches.constFirst().isValid() || matches.constFirst() == selectionRange()) {
        return;
    }
 
    auto it = std::find_if(m_secondaryCursors.begin(), m_secondaryCursors.end(), [&](const SecondaryCursor &c) {
        return c.range && c.range->toRange() == matches.constFirst();
    });
 
    if (it != m_secondaryCursors.end()) {
        m_secondaryCursors.erase(it);
    }
 
    // Move our primary to cursor to this match and select it
    // Ensure we don't create occurence highlights
    setSelection(matches.constFirst());
    setCursorPosition(matches.constFirst().end());
    clearHighlights();
 
    // If we are skipping this selection, then we don't have to do anything
    if (!m_skipCurrentSelection) {
        PlainSecondaryCursor c;
        c.pos = lastSelectionRange.end();
        c.range = lastSelectionRange;
        // make our previous primary selection a secondary
        addSecondaryCursorsWithSelection({c});
    }
    // reset value
    m_skipCurrentSelection = false;
}
 
void KTextEditor::ViewPrivate::findAllOccuruncesAndSelect()
{
    if (isMulticursorNotAllowed()) {
        return;
    }
 
    QString text = selection() ? doc()->text(selectionRange()) : QString();
    if (text.isEmpty()) {
        const auto selection = doc()->wordRangeAt(cursorPosition());
        setSelection(selection);
        setCursorPosition(selection.end());
        clearHighlights();
        text = doc()->text(selection);
 
        for (auto &c : m_secondaryCursors) {
            const auto range = doc()->wordRangeAt(c.cursor());
            if (!c.range && !c.anchor.isValid()) {
                c.anchor = range.start();
                c.range.reset(newSecondarySelectionRange(range));
                c.pos->setPosition(range.end());
            }
            tagLines(range);
        }
    }
 
    KTextEditor::Range searchRange(doc()->documentRange());
    QList<KTextEditor::Range> matches;
    QList<PlainSecondaryCursor> resultRanges;
    do {
        matches = doc()->searchText(searchRange, text, KTextEditor::Default);
 
        if (matches.constFirst().isValid()) {
            // Dont add if matches primary selection
            if (matches.constFirst() != selectionRange()) {
                PlainSecondaryCursor c;
                c.pos = matches.constFirst().end();
                c.range = matches.constFirst();
                resultRanges.push_back(c);
            }
            searchRange.setStart(matches.constFirst().end());
        }
    } while (matches.first().isValid());
 
    // ensure to clear occurence highlights
    if (!resultRanges.empty()) {
        clearHighlights();
    }
 
    clearSecondaryCursors();
    addSecondaryCursorsWithSelection(resultRanges);
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::replace()
{
    currentInputMode()->findReplace();
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::findNext()
{
    currentInputMode()->findNext();
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::findPrevious()
{
    currentInputMode()->findPrevious();
}
 
void KTextEditor::ViewPrivate::showSearchWrappedHint(bool isReverseSearch)
{
    // show message widget when wrapping
    const QIcon icon = isReverseSearch ? QIcon::fromTheme(QStringLiteral("go-up-search")) : QIcon::fromTheme(QStringLiteral("go-down-search"));
 
    if (!m_wrappedMessage || m_isLastSearchReversed != isReverseSearch) {
        m_isLastSearchReversed = isReverseSearch;
        m_wrappedMessage = new KTextEditor::Message(i18n("Search wrapped"), KTextEditor::Message::Information);
        m_wrappedMessage->setIcon(icon);
        m_wrappedMessage->setPosition(KTextEditor::Message::BottomInView);
        m_wrappedMessage->setAutoHide(2000);
        m_wrappedMessage->setAutoHideMode(KTextEditor::Message::Immediate);
        m_wrappedMessage->setView(this);
        this->doc()->postMessage(m_wrappedMessage);
    }
}
 
void KTextEditor::ViewPrivate::createMultiCursorsFromSelection()
{
    if (!selection() || selectionRange().isEmpty()) {
        return;
    }
    // Is this really needed?
    // Lets just clear them now for simplicity
    clearSecondaryCursors();
 
    const auto range = selectionRange();
    QList<KTextEditor::Cursor> cursorsToAdd;
    const auto start = range.start().line() < 0 ? 0 : range.start().line();
    const auto end = range.end().line() > doc()->lines() ? doc()->lines() : range.end().line();
    const auto currentLine = cursorPosition().line();
    setCursorPosition({currentLine, doc()->lineLength(currentLine)});
    for (int line = start; line <= end; ++line) {
        if (line != currentLine) {
            cursorsToAdd.push_back({line, doc()->lineLength(line)});
        }
    }
    // clear selection
    setSelection({});
    setSecondaryCursors(cursorsToAdd);
}
 
void KTextEditor::ViewPrivate::removeCursorsFromEmptyLines()
{
    if (!m_secondaryCursors.empty()) {
        std::vector<KTextEditor::Cursor> cursorsToRemove;
        for (const auto &c : m_secondaryCursors) {
            auto cursor = c.cursor();
            if (doc()->lineLength(cursor.line()) == 0) {
                cursorsToRemove.push_back(cursor);
            }
        }
        removeSecondaryCursors(cursorsToRemove);
    }
}
 
void KTextEditor::ViewPrivate::slotSelectionChanged()
{
    m_copy->setEnabled(selection() || m_config->smartCopyCut());
    m_deSelect->setEnabled(selection());
    m_copyHtmlAction->setEnabled(selection());
 
    // update highlighting of current selected word
    selectionChangedForHighlights();
 
    if (doc()->readOnly()) {
        return;
    }
 
    m_cut->setEnabled(selection() || m_config->smartCopyCut());
    m_screenshotSelection->setVisible(selection());
    m_screenshotSelection->setEnabled(selection());
}
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::switchToCmdLine()
{
    currentInputMode()->activateCommandLine();
}
 
KateRenderer *KTextEditor::ViewPrivate::renderer()
{
    return m_renderer;
}
 
KateRendererConfig *KTextEditor::ViewPrivate::rendererConfig()
{
    return m_renderer->config();
}
 
void KTextEditor::ViewPrivate::updateConfig()
{
    if (m_startingUp) {
        return;
    }
 
    m_toggleShowSpace->setChecked(doc()->config()->showSpaces() != KateDocumentConfig::WhitespaceRendering::None);
 
    // dyn. word wrap & markers
    if (m_hasWrap != config()->dynWordWrap()) {
        m_hasWrap = config()->dynWordWrap();
 
        m_viewInternal->dynWrapChanged();
 
        m_setDynWrapIndicators->setEnabled(config()->dynWordWrap());
        m_toggleDynWrap->setChecked(config()->dynWordWrap());
    }
 
    m_viewInternal->m_leftBorder->setDynWrapIndicators(config()->dynWordWrapIndicators());
    m_setDynWrapIndicators->setCurrentItem(config()->dynWordWrapIndicators());
 
    // line numbers
    m_viewInternal->m_leftBorder->setLineNumbersOn(config()->lineNumbers());
    m_toggleLineNumbers->setChecked(config()->lineNumbers());
 
    // icon bar
    m_viewInternal->m_leftBorder->setIconBorderOn(config()->iconBar());
    m_toggleIconBar->setChecked(config()->iconBar());
 
    // scrollbar marks
    m_viewInternal->m_lineScroll->setShowMarks(config()->scrollBarMarks());
    m_toggleScrollBarMarks->setChecked(config()->scrollBarMarks());
 
    // scrollbar mini-map
    m_viewInternal->m_lineScroll->setShowMiniMap(config()->scrollBarMiniMap());
    m_toggleScrollBarMiniMap->setChecked(config()->scrollBarMiniMap());
 
    // scrollbar mini-map - (whole document)
    m_viewInternal->m_lineScroll->setMiniMapAll(config()->scrollBarMiniMapAll());
    // m_toggleScrollBarMiniMapAll->setChecked( config()->scrollBarMiniMapAll() );
 
    // scrollbar mini-map.width
    m_viewInternal->m_lineScroll->setMiniMapWidth(config()->scrollBarMiniMapWidth());
 
    // misc edit
    m_toggleBlockSelection->setChecked(blockSelection());
    m_toggleInsert->setChecked(isOverwriteMode());
 
    updateFoldingConfig();
 
    // bookmark
    m_bookmarks->setSorting((KateBookmarks::Sorting)config()->bookmarkSort());
 
    m_viewInternal->setAutoCenterLines(config()->autoCenterLines());
 
    for (const auto &input : m_viewInternal->m_inputModes) {
        input->updateConfig();
    }
 
    setInputMode(config()->inputMode(), false /* don't remember in config for these calls */);
 
    reflectOnTheFlySpellCheckStatus(doc()->isOnTheFlySpellCheckingEnabled());
 
    // register/unregister word completion...
    bool wc = config()->wordCompletion();
    if (wc != isCompletionModelRegistered(KTextEditor::EditorPrivate::self()->wordCompletionModel())) {
        if (wc) {
            registerCompletionModel(KTextEditor::EditorPrivate::self()->wordCompletionModel());
        } else {
            unregisterCompletionModel(KTextEditor::EditorPrivate::self()->wordCompletionModel());
        }
    }
 
    bool kc = config()->keywordCompletion();
    if (kc != isCompletionModelRegistered(KTextEditor::EditorPrivate::self()->keywordCompletionModel())) {
        if (kc) {
            registerCompletionModel(KTextEditor::EditorPrivate::self()->keywordCompletionModel());
        } else {
            unregisterCompletionModel(KTextEditor::EditorPrivate::self()->keywordCompletionModel());
        }
    }
 
    m_cut->setEnabled(doc()->isReadWrite() && (selection() || m_config->smartCopyCut()));
    m_copy->setEnabled(selection() || m_config->smartCopyCut());
 
    m_accessibilityEnabled = m_config->value(KateViewConfig::EnableAccessibility).toBool();
 
    // if not disabled, update status bar
    if (m_statusBar) {
        m_statusBar->updateStatus();
    }
 
    // now redraw...
    m_viewInternal->cache()->clear();
    tagAll();
    updateView(true);
 
    Q_EMIT configChanged(this);
}
 
void KTextEditor::ViewPrivate::updateDocumentConfig()
{
    if (m_startingUp) {
        return;
    }
 
    m_updatingDocumentConfig = true;
 
    m_setEndOfLine->setCurrentItem(doc()->config()->eol());
 
    m_addBom->setChecked(doc()->config()->bom());
 
    m_updatingDocumentConfig = false;
 
    // maybe block selection or wrap-cursor mode changed
    ensureCursorColumnValid();
 
    // first change this
    m_renderer->setTabWidth(doc()->config()->tabWidth());
    m_renderer->setIndentWidth(doc()->config()->indentationWidth());
 
    // now redraw...
    m_viewInternal->cache()->clear();
    tagAll();
    updateView(true);
}
 
void KTextEditor::ViewPrivate::updateRendererConfig()
{
    if (m_startingUp) {
        return;
    }
 
    m_toggleWWMarker->setChecked(m_renderer->config()->wordWrapMarker());
 
    m_viewInternal->updateBracketMarkAttributes();
    m_viewInternal->updateBracketMarks();
 
    // now redraw...
    m_viewInternal->cache()->clear();
    tagAll();
    m_viewInternal->updateView(true);
 
    // update the left border right, for example linenumbers
    m_viewInternal->m_leftBorder->updateFont();
    m_viewInternal->m_leftBorder->repaint();
 
    m_viewInternal->m_lineScroll->queuePixmapUpdate();
 
    currentInputMode()->updateRendererConfig();
 
    // @@ showIndentLines is not cached anymore.
    //  m_renderer->setShowIndentLines (m_renderer->config()->showIndentationLines());
    Q_EMIT configChanged(this);
}
 
void KTextEditor::ViewPrivate::updateFoldingConfig()
{
    // folding bar
    m_viewInternal->m_leftBorder->setFoldingMarkersOn(config()->foldingBar());
    m_toggleFoldingMarkers->setChecked(config()->foldingBar());
 
    if (hasCommentInFirstLine(m_doc)) {
        if (config()->foldFirstLine() && !m_autoFoldedFirstLine) {
            foldLine(0);
            m_autoFoldedFirstLine = true;
        } else if (!config()->foldFirstLine() && m_autoFoldedFirstLine) {
            unfoldLine(0);
            m_autoFoldedFirstLine = false;
        }
    } else {
        m_autoFoldedFirstLine = false;
    }
 
#if 0
    // FIXME: FOLDING
    const QStringList l = {
          QStringLiteral("folding_toplevel")
        , QStringLiteral("folding_expandtoplevel")
        , QStringLiteral("folding_toggle_current")
        , QStringLiteral("folding_toggle_in_current")
    };
 
    QAction *a = 0;
    for (int z = 0; z < l.size(); z++)
        if ((a = actionCollection()->action(l[z].toAscii().constData()))) {
            a->setEnabled(doc()->highlight() && doc()->highlight()->allowsFolding());
        }
#endif
}
 
void KTextEditor::ViewPrivate::ensureCursorColumnValid()
{
    KTextEditor::Cursor c = m_viewInternal->cursorPosition();
 
    // make sure the cursor is valid:
    // - in block selection mode or if wrap cursor is off, the column is arbitrary
    // - otherwise: it's bounded by the line length
    if (!blockSelection() && wrapCursor() && (!c.isValid() || c.column() > doc()->lineLength(c.line()))) {
        c.setColumn(doc()->lineLength(cursorPosition().line()));
        setCursorPosition(c);
    }
}
 
// BEGIN EDIT STUFF
void KTextEditor::ViewPrivate::editStart()
{
    m_viewInternal->editStart();
}
 
void KTextEditor::ViewPrivate::editEnd(int editTagLineStart, int editTagLineEnd, bool tagFrom)
{
    m_viewInternal->editEnd(editTagLineStart, editTagLineEnd, tagFrom);
    textFolding().editEnd(editTagLineStart, editTagLineEnd, [this](int line) {
        return m_doc->buffer().isFoldingStartingOnLine(line).first;
    });
}
 
void KTextEditor::ViewPrivate::editSetCursor(const KTextEditor::Cursor cursor)
{
    m_viewInternal->editSetCursor(cursor);
}
// END
 
// BEGIN TAG & CLEAR
bool KTextEditor::ViewPrivate::tagLine(const KTextEditor::Cursor virtualCursor)
{
    return m_viewInternal->tagLine(virtualCursor);
}
 
bool KTextEditor::ViewPrivate::tagRange(KTextEditor::Range range, bool realLines)
{
    return m_viewInternal->tagRange(range, realLines);
}
 
bool KTextEditor::ViewPrivate::tagLines(KTextEditor::LineRange lineRange, bool realLines)
{
    return m_viewInternal->tagLines(lineRange.start(), lineRange.end(), realLines);
}
 
bool KTextEditor::ViewPrivate::tagLines(KTextEditor::Cursor start, KTextEditor::Cursor end, bool realCursors)
{
    return m_viewInternal->tagLines(start, end, realCursors);
}
 
void KTextEditor::ViewPrivate::tagAll()
{
    m_viewInternal->tagAll();
}
 
void KTextEditor::ViewPrivate::clear()
{
    m_viewInternal->clear();
}
 
void KTextEditor::ViewPrivate::repaintText(bool paintOnlyDirty)
{
    if (paintOnlyDirty) {
        m_viewInternal->updateDirty();
    } else {
        m_viewInternal->update();
    }
}
 
void KTextEditor::ViewPrivate::updateView(bool changed)
{
    // qCDebug(LOG_KTE) << "KTextEditor::ViewPrivate::updateView";
    m_viewInternal->updateView(changed);
    m_viewInternal->m_leftBorder->update();
}
 
// END
 
void KTextEditor::ViewPrivate::slotHlChanged()
{
    KateHighlighting *hl = doc()->highlight();
    bool ok(!hl->getCommentStart(0).isEmpty() || !hl->getCommentSingleLineStart(0).isEmpty());
 
    if (actionCollection()->action(QStringLiteral("tools_comment"))) {
        actionCollection()->action(QStringLiteral("tools_comment"))->setEnabled(ok);
    }
 
    if (actionCollection()->action(QStringLiteral("tools_uncomment"))) {
        actionCollection()->action(QStringLiteral("tools_uncomment"))->setEnabled(ok);
    }
 
    if (actionCollection()->action(QStringLiteral("tools_toggle_comment"))) {
        actionCollection()->action(QStringLiteral("tools_toggle_comment"))->setEnabled(ok);
    }
 
    // show folding bar if "view defaults" says so, otherwise enable/disable only the menu entry
    updateFoldingConfig();
}
 
int KTextEditor::ViewPrivate::virtualCursorColumn() const
{
    return doc()->toVirtualColumn(m_viewInternal->cursorPosition());
}
 
void KTextEditor::ViewPrivate::notifyMousePositionChanged(const KTextEditor::Cursor newPosition)
{
    Q_EMIT mousePositionChanged(this, newPosition);
}
 
// BEGIN KTextEditor::SelectionInterface stuff
 
bool KTextEditor::ViewPrivate::setSelection(KTextEditor::Range selection)
{
    // anything to do?
    if (selection == m_selection) {
        return true;
    }
 
    // backup old range
    KTextEditor::Range oldSelection = m_selection;
 
    // set new range
    m_selection.setRange(selection.isEmpty() ? KTextEditor::Range::invalid() : selection);
 
    // trigger update of correct area
    tagSelection(oldSelection);
    repaintText(true);
 
    // emit holy signal
    Q_EMIT selectionChanged(this);
 
    // be done
    return true;
}
 
bool KTextEditor::ViewPrivate::clearSelection()
{
    return clearSelection(true);
}
 
bool KTextEditor::ViewPrivate::clearSelection(bool redraw, bool finishedChangingSelection)
{
    // no selection, nothing to do...
    if (!selection()) {
        return false;
    }
 
    // backup old range
    KTextEditor::Range oldSelection = m_selection;
 
    // invalidate current selection
    m_selection.setRange(KTextEditor::Range::invalid());
 
    // trigger update of correct area
    tagSelection(oldSelection);
    if (redraw) {
        repaintText(true);
    }
 
    // emit holy signal
    if (finishedChangingSelection) {
        Q_EMIT selectionChanged(this);
    }
 
    m_viewInternal->m_selChangedByUser = false;
    // be done
    return true;
}
 
bool KTextEditor::ViewPrivate::selection() const
{
    if (!wrapCursor()) {
        return m_selection != KTextEditor::Range::invalid();
    } else {
        return m_selection.toRange().isValid();
    }
}
 
QString KTextEditor::ViewPrivate::selectionText() const
{
    if (blockSelect) {
        return doc()->text(m_selection, blockSelect);
    }
 
    QVarLengthArray<KTextEditor::Range, 16> ranges;
    for (const auto &c : m_secondaryCursors) {
        if (c.range) {
            ranges.push_back(c.range->toRange());
        }
    }
    ranges.push_back(m_selection.toRange());
    std::sort(ranges.begin(), ranges.end());
 
    QString text;
    text.reserve(ranges.size() * m_selection.toRange().columnWidth());
    for (int i = 0; i < ranges.size() - 1; ++i) {
        text += doc()->text(ranges[i]) + QStringLiteral("\n");
    }
    text += doc()->text(ranges.last());
 
    return text;
}
 
bool KTextEditor::ViewPrivate::removeSelectedText()
{
    if (!hasSelections()) {
        return false;
    }
 
    KTextEditor::Document::EditingTransaction t(doc());
 
    bool removed = false;
    // Handle multicursors selection removal
    if (!blockSelect) {
        completionWidget()->setIgnoreBufferSignals(true);
        for (auto &c : m_secondaryCursors) {
            if (c.range) {
                removed = true;
                doc()->removeText(c.range->toRange());
                c.clearSelection();
            }
        }
        completionWidget()->setIgnoreBufferSignals(false);
    }
 
    // Optimization: clear selection before removing text
    KTextEditor::Range selection = m_selection;
    if (!selection.isValid()) {
        return removed;
    }
    doc()->removeText(selection, blockSelect);
    removed = true;
 
    // don't redraw the cleared selection - that's done in editEnd().
    if (blockSelect) {
        int selectionColumn = qMin(doc()->toVirtualColumn(selection.start()), doc()->toVirtualColumn(selection.end()));
        KTextEditor::Range newSelection = selection;
        newSelection.setStart(KTextEditor::Cursor(newSelection.start().line(), doc()->fromVirtualColumn(newSelection.start().line(), selectionColumn)));
        newSelection.setEnd(KTextEditor::Cursor(newSelection.end().line(), doc()->fromVirtualColumn(newSelection.end().line(), selectionColumn)));
        setSelection(newSelection);
        setCursorPositionInternal(newSelection.start());
    } else {
        clearSecondarySelections();
        clearSelection(false);
    }
 
    return removed;
}
 
bool KTextEditor::ViewPrivate::selectAll()
{
    clearSecondaryCursors();
    setBlockSelection(false);
    // We use setSelection here to ensure we don't scroll anywhere
    // The cursor stays in place i.e., it doesn't move to end of selection
    // that is okay and expected.
    // The idea here is to maintain scroll position in case select all was
    // mistakenly triggered, and also to if you just want to copy text,
    // there is no need to scroll anywhere.
    setSelection(doc()->documentRange());
    m_viewInternal->moveCursorToSelectionEdge(/*scroll=*/false);
    m_viewInternal->updateMicroFocus();
    return true;
}
 
bool KTextEditor::ViewPrivate::cursorSelected(const KTextEditor::Cursor cursor)
{
    KTextEditor::Cursor ret = cursor;
    if ((!blockSelect) && (ret.column() < 0)) {
        ret.setColumn(0);
    }
 
    if (blockSelect) {
        return cursor.line() >= m_selection.start().line() && ret.line() <= m_selection.end().line() && ret.column() >= m_selection.start().column()
            && ret.column() <= m_selection.end().column();
    } else {
        return m_selection.toRange().contains(cursor) || m_selection.end() == cursor;
    }
}
 
bool KTextEditor::ViewPrivate::lineSelected(int line)
{
    return !blockSelect && m_selection.toRange().containsLine(line);
}
 
bool KTextEditor::ViewPrivate::lineEndSelected(const KTextEditor::Cursor lineEndPos)
{
    return (!blockSelect)
        && (lineEndPos.line() > m_selection.start().line()
            || (lineEndPos.line() == m_selection.start().line() && (m_selection.start().column() < lineEndPos.column() || lineEndPos.column() == -1)))
        && (lineEndPos.line() < m_selection.end().line()
            || (lineEndPos.line() == m_selection.end().line() && (lineEndPos.column() <= m_selection.end().column() && lineEndPos.column() != -1)));
}
 
bool KTextEditor::ViewPrivate::lineHasSelected(int line)
{
    return selection() && m_selection.toRange().containsLine(line);
}
 
bool KTextEditor::ViewPrivate::lineIsSelection(int line)
{
    return (line == m_selection.start().line() && line == m_selection.end().line());
}
 
void KTextEditor::ViewPrivate::tagSelection(KTextEditor::Range oldSelection)
{
    if (selection()) {
        if (oldSelection.start().line() == -1) {
            // We have to tag the whole lot if
            // 1) we have a selection, and:
            //  a) it's new; or
            tagLines(m_selection, true);
 
        } else if (blockSelection()
                   && (oldSelection.start().column() != m_selection.start().column() || oldSelection.end().column() != m_selection.end().column())) {
            //  b) we're in block selection mode and the columns have changed
            tagLines(m_selection, true);
            tagLines(oldSelection, true);
 
        } else {
            if (oldSelection.start() != m_selection.start()) {
                tagLines(KTextEditor::LineRange(oldSelection.start().line(), m_selection.start().line()), true);
            }
 
            if (oldSelection.end() != m_selection.end()) {
                tagLines(KTextEditor::LineRange(oldSelection.end().line(), m_selection.end().line()), true);
            }
        }
 
    } else {
        // No more selection, clean up
        tagLines(oldSelection, true);
    }
}
 
void KTextEditor::ViewPrivate::selectWord(const KTextEditor::Cursor cursor)
{
    setSelection(doc()->wordRangeAt(cursor));
}
 
void KTextEditor::ViewPrivate::selectLine(const KTextEditor::Cursor cursor)
{
    int line = cursor.line();
    if (line + 1 >= doc()->lines()) {
        setSelection(KTextEditor::Range(line, 0, line, doc()->lineLength(line)));
    } else {
        setSelection(KTextEditor::Range(line, 0, line + 1, 0));
    }
}
 
void KTextEditor::ViewPrivate::cut()
{
    if (!selection() && !m_config->smartCopyCut()) {
        return;
    }
 
    // If markedSelection is true, copy() invalidates the selection,
    // which would obviate the removeSelectedText() here below.
    m_markedSelection = false;
 
    copy();
    if (!selection()) {
        selectLine(cursorPosition());
    }
    removeSelectedText();
}
 
void KTextEditor::ViewPrivate::copy()
{
    QString text;
    if (!selection()) {
        if (!m_config->smartCopyCut()) {
            return;
        }
        text = doc()->line(cursorPosition().line()) + QLatin1Char('\n');
        m_viewInternal->moveEdge(KateViewInternal::left, false);
    } else {
        text = selectionText();
 
        if (m_markedSelection) {
            setSelection(KTextEditor::Range::invalid());
            m_markedSelection = false;
        }
    }
 
    // copy to clipboard and our history!
    KTextEditor::EditorPrivate::self()->copyToClipboard(text, m_doc->url().fileName());
}
 
void KTextEditor::ViewPrivate::screenshot()
{
    if (!selection()) {
        return;
    }
 
    ScreenshotDialog d(selectionRange(), this);
    d.renderScreenshot(m_renderer);
    d.exec();
}
 
void KTextEditor::ViewPrivate::pasteSelection()
{
    m_temporaryAutomaticInvocationDisabled = true;
    doc()->paste(this, QApplication::clipboard()->text(QClipboard::Selection));
    m_temporaryAutomaticInvocationDisabled = false;
}
 
void KTextEditor::ViewPrivate::pasteFromFile()
{
    QUrl insertFromUrl = QFileDialog::getOpenFileUrl(parentWidget(), i18n("Open File"), doc()->startUrlForFileDialog());
 
    // Open a new KTextEditor::Document of file to be inserted
    KTextEditor::DocumentPrivate insertDocument;
    insertDocument.openUrl(insertFromUrl);
 
    // Insert document()->text() at the current cursor position
    document()->insertText(cursorPosition(), insertDocument.text());
}
 
void KTextEditor::ViewPrivate::swapWithClipboard()
{
    m_temporaryAutomaticInvocationDisabled = true;
 
    // get text to paste
    const auto text = QApplication::clipboard()->text(QClipboard::Clipboard);
 
    // do copy
    copy();
 
    // do paste of "previous" clipboard content we saved
    doc()->paste(this, text);
 
    m_temporaryAutomaticInvocationDisabled = false;
}
 
void KTextEditor::ViewPrivate::applyWordWrap()
{
    int first = selectionRange().start().line();
    int last = selectionRange().end().line();
 
    if (first == last) {
        // Either no selection or only one line selected, wrap only the current line
        first = cursorPosition().line();
        last = first;
    }
 
    doc()->wrapParagraph(first, last);
}
 
// END
 
// BEGIN KTextEditor::BlockSelectionInterface stuff
 
bool KTextEditor::ViewPrivate::blockSelection() const
{
    return blockSelect;
}
 
bool KTextEditor::ViewPrivate::setBlockSelection(bool on)
{
    if (on != blockSelect) {
        blockSelect = on;
 
        KTextEditor::Range oldSelection = m_selection;
 
        const bool hadSelection = clearSelection(false, false);
 
        setSelection(oldSelection);
 
        m_toggleBlockSelection->setChecked(blockSelection());
 
        // when leaving block selection mode, if cursor is at an invalid position or past the end of the
        // line, move the cursor to the last column of the current line unless cursor wrapping is off
        ensureCursorColumnValid();
 
        if (!hadSelection) {
            // emit selectionChanged() according to the KTextEditor::View api
            // documentation also if there is no selection around. This is needed,
            // as e.g. the Kate App status bar uses this signal to update the state
            // of the selection mode (block selection, line based selection)
            Q_EMIT selectionChanged(this);
        }
    }
 
    return true;
}
 
bool KTextEditor::ViewPrivate::toggleBlockSelection()
{
    // no multicursors for blockselect
    clearSecondaryCursors();
 
    m_toggleBlockSelection->setChecked(!blockSelect);
    return setBlockSelection(!blockSelect);
}
 
bool KTextEditor::ViewPrivate::wrapCursor() const
{
    return !blockSelection();
}
 
// END
 
void KTextEditor::ViewPrivate::slotTextInserted(KTextEditor::View *view, const KTextEditor::Cursor position, const QString &text)
{
    Q_EMIT textInserted(view, position, text);
}
 
bool KTextEditor::ViewPrivate::insertTemplateInternal(const KTextEditor::Cursor c, const QString &templateString, const QString &script)
{
    // no empty templates
    if (templateString.isEmpty()) {
        return false;
    }
 
    // not for read-only docs
    if (!doc()->isReadWrite()) {
        return false;
    }
 
    // only one handler maybe active at a time; store it in the document.
    // Clear it first to make sure at no time two handlers are active at once
    doc()->setActiveTemplateHandler(nullptr);
    doc()->setActiveTemplateHandler(new KateTemplateHandler(this, c, templateString, script, doc()->undoManager()));
    return true;
}
 
bool KTextEditor::ViewPrivate::tagLines(KTextEditor::Range range, bool realRange)
{
    return tagLines(range.start(), range.end(), realRange);
}
 
void KTextEditor::ViewPrivate::deactivateEditActions()
{
    for (QAction *action : std::as_const(m_editActions)) {
        action->setEnabled(false);
    }
}
 
void KTextEditor::ViewPrivate::activateEditActions()
{
    for (QAction *action : std::as_const(m_editActions)) {
        action->setEnabled(true);
    }
}
 
bool KTextEditor::ViewPrivate::mouseTrackingEnabled() const
{
    // FIXME support
    return true;
}
 
bool KTextEditor::ViewPrivate::setMouseTrackingEnabled(bool)
{
    // FIXME support
    return true;
}
 
bool KTextEditor::ViewPrivate::isMulticursorNotAllowed() const
{
    return blockSelection() || isOverwriteMode() || currentInputMode()->viewInputMode() == KTextEditor::View::InputMode::ViInputMode;
}
 
void KTextEditor::ViewPrivate::addSecondaryCursor(KTextEditor::Cursor pos)
{
    auto primaryCursor = cursorPosition();
    const bool overlapsOrOnPrimary = pos == primaryCursor || (selection() && selectionRange().contains(pos));
    if (overlapsOrOnPrimary && m_secondaryCursors.empty()) {
        // Clicking on primary cursor while it is the only cursor,
        // we do nothing
        return;
    } else if (overlapsOrOnPrimary) {
        // Clicking on primary cursor, we have secondaries
        // so just make the last secondary cursor primary
        // and remove caret at current primary cursor position
        auto &last = m_secondaryCursors.back();
        setCursorPosition(last.cursor());
        if (last.range) {
            setSelection(last.range->toRange());
            Q_ASSERT(last.anchor.isValid());
            m_viewInternal->m_selectAnchor = last.anchor;
        }
        m_secondaryCursors.pop_back();
        return;
    }
 
    // If there are any existing cursors at this position
    // remove them and be done i.e., if you click on an
    // existing cursor it is removed.
    if (removeSecondaryCursors({pos}, /*removeIfSelectionOverlap=*/true)) {
        return;
    }
 
    // We are adding a new cursor!
    // - Move primary cursor to the position where the click happened
    // - Old primary cursor becomes a secondary cursor
    // Doing it like this makes multi mouse selections very easy
    setCursorPosition(pos);
    KTextEditor::ViewPrivate::PlainSecondaryCursor p;
    p.pos = primaryCursor;
    p.range = selection() ? selectionRange() : KTextEditor::Range::invalid();
    clearSelection();
    addSecondaryCursorsWithSelection({p});
}
 
void KTextEditor::ViewPrivate::setSecondaryCursors(const QList<KTextEditor::Cursor> &positions)
{
    clearSecondaryCursors();
 
    if (positions.isEmpty() || isMulticursorNotAllowed()) {
        return;
    }
 
    const auto totalLines = doc()->lines();
    for (auto p : positions) {
        if (p != cursorPosition() && p.line() < totalLines) {
            SecondaryCursor c;
            c.pos.reset(static_cast<Kate::TextCursor *>(doc()->newMovingCursor(p)));
            m_secondaryCursors.push_back(std::move(c));
            tagLine(p);
        }
    }
    sortCursors();
    paintCursors();
}
 
void KTextEditor::ViewPrivate::clearSecondarySelections()
{
    for (auto &c : m_secondaryCursors) {
        c.clearSelection();
    }
}
 
void KTextEditor::ViewPrivate::clearSecondaryCursors()
{
    if (m_secondaryCursors.empty()) {
        return;
    }
    for (const auto &c : m_secondaryCursors) {
        tagLine(c.cursor());
    }
    m_secondaryCursors.clear();
    m_viewInternal->updateDirty();
}
 
const std::vector<KTextEditor::ViewPrivate::SecondaryCursor> &KTextEditor::ViewPrivate::secondaryCursors() const
{
    return m_secondaryCursors;
}
 
QList<KTextEditor::ViewPrivate::PlainSecondaryCursor> KTextEditor::ViewPrivate::plainSecondaryCursors() const
{
    QList<PlainSecondaryCursor> cursors;
    cursors.reserve(m_secondaryCursors.size());
    std::transform(m_secondaryCursors.begin(), m_secondaryCursors.end(), std::back_inserter(cursors), [](const SecondaryCursor &c) {
        if (c.range) {
            return PlainSecondaryCursor{.pos = c.cursor(), .range = c.range->toRange()};
        }
        return PlainSecondaryCursor{.pos = c.cursor(), .range = KTextEditor::Range::invalid()};
    });
    return cursors;
}
 
bool KTextEditor::ViewPrivate::removeSecondaryCursors(const std::vector<KTextEditor::Cursor> &cursorsToRemove, bool removeIfOverlapsSelection)
{
    Q_ASSERT(std::is_sorted(cursorsToRemove.begin(), cursorsToRemove.end()));
 
    QVarLengthArray<KTextEditor::Cursor, 8> linesToTag;
 
    if (removeIfOverlapsSelection) {
        m_secondaryCursors.erase(std::remove_if(m_secondaryCursors.begin(),
                                                m_secondaryCursors.end(),
                                                [&](const SecondaryCursor &c) {
                                                    auto it = std::find_if(cursorsToRemove.begin(), cursorsToRemove.end(), [&c](KTextEditor::Cursor pos) {
                                                        return c.cursor() == pos || (c.range && c.range->contains(pos));
                                                    });
                                                    const bool match = it != cursorsToRemove.end();
                                                    if (match) {
                                                        linesToTag.push_back(c.cursor());
                                                    }
                                                    return match;
                                                }),
                                 m_secondaryCursors.end());
    } else {
        m_secondaryCursors.erase(std::remove_if(m_secondaryCursors.begin(),
                                                m_secondaryCursors.end(),
                                                [&](const SecondaryCursor &c) {
                                                    auto it = std::find_if(cursorsToRemove.begin(), cursorsToRemove.end(), [&c](KTextEditor::Cursor pos) {
                                                        return c.cursor() == pos;
                                                    });
                                                    const bool match = it != cursorsToRemove.end();
                                                    if (match) {
                                                        linesToTag.push_back(c.cursor());
                                                    }
                                                    return match;
                                                }),
                                 m_secondaryCursors.end());
    }
 
    for (const auto &c : linesToTag) {
        tagLine(m_viewInternal->toVirtualCursor(c));
    }
    return !linesToTag.empty();
 
    for (auto cur : cursorsToRemove) {
        auto &sec = m_secondaryCursors;
        auto it = std::find_if(sec.begin(), sec.end(), [cur](const SecondaryCursor &c) {
            return c.cursor() == cur;
        });
        if (it != sec.end()) {
            //             removedAny = true;
            m_secondaryCursors.erase(it);
            tagLine(m_viewInternal->toVirtualCursor(cur));
        }
    }
 
    //     if (removedAny) {
    m_viewInternal->updateDirty();
    if (cursorPosition() == KTextEditor::Cursor(0, 0)) {
        m_viewInternal->paintCursor();
    }
    return !linesToTag.empty();
    //     }
    //     return removedAny;
}
 
void KTextEditor::ViewPrivate::ensureUniqueCursors(bool matchLine)
{
    if (m_secondaryCursors.empty()) {
        return;
    }
 
    std::vector<SecondaryCursor>::iterator it;
    if (matchLine) {
        auto matchLine = [](const SecondaryCursor &l, const SecondaryCursor &r) {
            return l.cursor().line() == r.cursor().line();
        };
        it = std::unique(m_secondaryCursors.begin(), m_secondaryCursors.end(), matchLine);
    } else {
        it = std::unique(m_secondaryCursors.begin(), m_secondaryCursors.end());
    }
    if (it != m_secondaryCursors.end()) {
        m_secondaryCursors.erase(it, m_secondaryCursors.end());
    }
 
    if (matchLine) {
        const int ln = cursorPosition().line();
        m_secondaryCursors.erase(std::remove_if(m_secondaryCursors.begin(),
                                                m_secondaryCursors.end(),
                                                [ln](const SecondaryCursor &c) {
                                                    return c.cursor().line() == ln;
                                                }),
                                 m_secondaryCursors.end());
    } else {
        const auto cp = cursorPosition();
        const auto sel = selectionRange();
        m_secondaryCursors.erase(std::remove_if(m_secondaryCursors.begin(),
                                                m_secondaryCursors.end(),
                                                [cp, sel](const SecondaryCursor &c) {
                                                    return c.cursor() == cp && c.selectionRange() == sel;
                                                }),
                                 m_secondaryCursors.end());
    }
}
 
void KTextEditor::ViewPrivate::addSecondaryCursorsWithSelection(const QList<PlainSecondaryCursor> &cursorsWithSelection)
{
    if (isMulticursorNotAllowed() || cursorsWithSelection.isEmpty()) {
        return;
    }
 
    for (const auto &c : cursorsWithSelection) {
        // We don't want to add on top of primary cursor
        if (c.pos == cursorPosition()) {
            continue;
        }
        SecondaryCursor n;
        n.pos.reset(static_cast<Kate::TextCursor *>(doc()->newMovingCursor(c.pos)));
        if (c.range.isValid()) {
            n.range.reset(newSecondarySelectionRange(c.range));
            n.anchor = c.range.start() == c.pos ? c.range.end() : c.range.start();
        }
        m_secondaryCursors.push_back(std::move(n));
    }
    sortCursors();
    paintCursors();
}
 
Kate::TextRange *KTextEditor::ViewPrivate::newSecondarySelectionRange(KTextEditor::Range selRange)
{
    constexpr auto expandBehaviour = KTextEditor::MovingRange::ExpandLeft | KTextEditor::MovingRange::ExpandRight;
    auto range = new Kate::TextRange(&doc()->buffer(), selRange, expandBehaviour);
    static KTextEditor::Attribute::Ptr selAttr;
    if (!selAttr) {
        selAttr = new KTextEditor::Attribute;
        auto color = QColor::fromRgba(theme().editorColor(KSyntaxHighlighting::Theme::TextSelection));
        selAttr->setBackground(color);
    }
    range->setZDepth(-999999.);
    range->setAttribute(selAttr);
    return range;
}
 
bool KTextEditor::ViewPrivate::hasSelections() const
{
    if (selection())
        return true;
    return std::any_of(m_secondaryCursors.cbegin(), m_secondaryCursors.cend(), [](const SecondaryCursor &c) {
        return c.range && !c.range->isEmpty();
    });
}
 
void KTextEditor::ViewPrivate::addSecondaryCursorDown()
{
    KTextEditor::Cursor last = cursorPosition();
    const auto &secondary = secondaryCursors();
    if (!secondary.empty()) {
        last = secondary.back().cursor();
        last = std::max(cursorPosition(), last);
    }
    if (last.line() >= doc()->lastLine()) {
        return;
    }
 
    auto nextRange = m_viewInternal->nextLayout(last);
    if (!nextRange.isValid()) {
        return;
    }
    auto primaryCursorLineLayout = m_viewInternal->currentLayout(cursorPosition());
    if (!primaryCursorLineLayout.isValid()) {
        return;
    }
 
    int x = renderer()->cursorToX(primaryCursorLineLayout, cursorPosition().column(), !wrapCursor());
    auto next = renderer()->xToCursor(nextRange, x, !wrapCursor());
    addSecondaryCursor(next);
}
 
void KTextEditor::ViewPrivate::addSecondaryCursorUp()
{
    KTextEditor::Cursor last = cursorPosition();
    const auto &secondary = secondaryCursors();
    if (!secondary.empty()) {
        last = secondary.front().cursor();
        last = std::min(cursorPosition(), last);
    }
    if (last.line() == 0) {
        return;
    }
    auto nextRange = m_viewInternal->previousLayout(last);
    if (!nextRange.isValid()) {
        return;
    }
 
    auto primaryCursorLineLayout = m_viewInternal->currentLayout(cursorPosition());
    if (!primaryCursorLineLayout.isValid()) {
        return;
    }
 
    int x = renderer()->cursorToX(primaryCursorLineLayout, cursorPosition().column(), !wrapCursor());
    auto next = renderer()->xToCursor(nextRange, x, !wrapCursor());
    addSecondaryCursor(next);
}
 
QList<KTextEditor::Cursor> KTextEditor::ViewPrivate::cursors() const
{
    QList<KTextEditor::Cursor> ret;
    ret.reserve(m_secondaryCursors.size() + 1);
    ret << cursorPosition();
    std::transform(m_secondaryCursors.begin(), m_secondaryCursors.end(), std::back_inserter(ret), [](const SecondaryCursor &c) {
        return c.cursor();
    });
    return ret;
}
 
QList<KTextEditor::Range> KTextEditor::ViewPrivate::selectionRanges() const
{
    if (!selection()) {
        return {};
    }
 
    QList<KTextEditor::Range> ret;
    ret.reserve(m_secondaryCursors.size() + 1);
    ret << selectionRange();
    std::transform(m_secondaryCursors.begin(), m_secondaryCursors.end(), std::back_inserter(ret), [](const SecondaryCursor &c) {
        if (!c.range) {
            qWarning() << "selectionRanges(): Unexpected null selection range, please fix";
            return KTextEditor::Range::invalid();
        }
        return c.range->toRange();
    });
    return ret;
}
 
void KTextEditor::ViewPrivate::setCursors(const QList<KTextEditor::Cursor> &cursorPositions)
{
    if (isMulticursorNotAllowed()) {
        qWarning() << "setCursors failed: Multicursors not allowed because one of the following is true"
                   << ", blockSelection: " << blockSelection() << ", overwriteMode: " << isOverwriteMode()
                   << ", viMode: " << (currentInputMode()->viewInputMode() == KTextEditor::View::InputMode::ViInputMode);
        return;
    }
 
    clearSecondaryCursors();
    if (cursorPositions.empty()) {
        return;
    }
 
    const auto primary = cursorPositions.front();
    // We clear primary selection because primary and secondary
    // cursors should always have same selection state
    setSelection({});
    setCursorPosition(primary);
    // First will be auto ignored because it equals cursorPosition()
    setSecondaryCursors(cursorPositions);
}
 
void KTextEditor::ViewPrivate::setSelections(const QList<KTextEditor::Range> &selectionRanges)
{
    if (isMulticursorNotAllowed()) {
        qWarning() << "setSelections failed: Multicursors not allowed because one of the following is true"
                   << ", blockSelection: " << blockSelection() << ", overwriteMode: " << isOverwriteMode()
                   << ", viMode: " << (currentInputMode()->viewInputMode() == KTextEditor::View::InputMode::ViInputMode);
        return;
    }
 
    clearSecondaryCursors();
    setSelection({});
    if (selectionRanges.isEmpty()) {
        return;
    }
 
    auto first = selectionRanges.front();
    setCursorPosition(first.end());
    setSelection(first);
 
    if (selectionRanges.size() == 1) {
        return;
    }
 
    const auto docRange = doc()->documentRange();
    for (auto it = selectionRanges.begin() + 1; it != selectionRanges.end(); ++it) {
        KTextEditor::Range r = *it;
        KTextEditor::Cursor c = r.end();
        if (c == cursorPosition() || !r.isValid() || r.isEmpty() || !docRange.contains(r)) {
            continue;
        }
 
        SecondaryCursor n;
        n.pos.reset(static_cast<Kate::TextCursor *>(doc()->newMovingCursor(c)));
        n.range.reset(newSecondarySelectionRange(r));
        n.anchor = r.start();
        m_secondaryCursors.push_back(std::move(n));
    }
    m_viewInternal->mergeSelections();
 
    sortCursors();
    paintCursors();
}
 
void KTextEditor::ViewPrivate::sortCursors()
{
    std::sort(m_secondaryCursors.begin(), m_secondaryCursors.end());
    ensureUniqueCursors();
}
 
void KTextEditor::ViewPrivate::paintCursors()
{
    if (m_viewInternal->m_cursorTimer.isActive()) {
        if (QApplication::cursorFlashTime() > 0) {
            m_viewInternal->m_cursorTimer.start(QApplication::cursorFlashTime() / 2);
        }
        renderer()->setDrawCaret(true);
    }
    m_viewInternal->paintCursor();
}
 
bool KTextEditor::ViewPrivate::isCompletionActive() const
{
    return completionWidget()->isCompletionActive();
}
 
KateCompletionWidget *KTextEditor::ViewPrivate::completionWidget() const
{
    if (!m_completionWidget) {
        m_completionWidget = new KateCompletionWidget(const_cast<KTextEditor::ViewPrivate *>(this));
    }
 
    return m_completionWidget;
}
 
void KTextEditor::ViewPrivate::startCompletion(KTextEditor::Range word, KTextEditor::CodeCompletionModel *model)
{
    completionWidget()->startCompletion(word, model);
}
 
void KTextEditor::ViewPrivate::startCompletion(const Range &word,
                                               const QList<KTextEditor::CodeCompletionModel *> &models,
                                               KTextEditor::CodeCompletionModel::InvocationType invocationType)
{
    completionWidget()->startCompletion(word, models, invocationType);
}
 
void KTextEditor::ViewPrivate::abortCompletion()
{
    completionWidget()->abortCompletion();
}
 
void KTextEditor::ViewPrivate::forceCompletion()
{
    completionWidget()->execute();
}
 
void KTextEditor::ViewPrivate::registerCompletionModel(KTextEditor::CodeCompletionModel *model)
{
    completionWidget()->registerCompletionModel(model);
}
 
void KTextEditor::ViewPrivate::unregisterCompletionModel(KTextEditor::CodeCompletionModel *model)
{
    completionWidget()->unregisterCompletionModel(model);
}
 
bool KTextEditor::ViewPrivate::isCompletionModelRegistered(KTextEditor::CodeCompletionModel *model) const
{
    return completionWidget()->isCompletionModelRegistered(model);
}
 
QList<KTextEditor::CodeCompletionModel *> KTextEditor::ViewPrivate::codeCompletionModels() const
{
    return completionWidget()->codeCompletionModels();
}
 
bool KTextEditor::ViewPrivate::isAutomaticInvocationEnabled() const
{
    return !m_temporaryAutomaticInvocationDisabled && m_config->automaticCompletionInvocation();
}
 
void KTextEditor::ViewPrivate::setAutomaticInvocationEnabled(bool enabled)
{
    config()->setValue(KateViewConfig::AutomaticCompletionInvocation, enabled);
}
 
void KTextEditor::ViewPrivate::sendCompletionExecuted(const KTextEditor::Cursor position, KTextEditor::CodeCompletionModel *model, const QModelIndex &index)
{
    Q_EMIT completionExecuted(this, position, model, index);
}
 
void KTextEditor::ViewPrivate::sendCompletionAborted()
{
    Q_EMIT completionAborted(this);
}
 
void KTextEditor::ViewPrivate::paste(const QString *textToPaste)
{
    const int cursorCount = m_secondaryCursors.size() + 1; // 1 primary cursor
    if (!textToPaste && cursorCount > 1) {
        // We still have multiple cursors, but the amount
        // of multicursors doesn't match the entry count in clipboard
        QString clipboard = QApplication::clipboard()->text(QClipboard::Clipboard);
        static const QRegularExpression lineEndings(QStringLiteral("\r\n?"));
        clipboard.replace(lineEndings, QStringLiteral("\n"));
 
        // 1. Try to see if the number of lines in clipboard text == number of cursors
        QStringList texts = clipboard.split(u'\n', Qt::KeepEmptyParts);
 
        if (texts.size() != cursorCount) {
            // otherwise paste the clipboard text at each cursor position
            texts.clear();
            for (int i = 0; i < cursorCount; ++i) {
                texts << clipboard;
            }
        }
        // It might still fail for e.g., if we are in block mode,
        // in that case we will fallback to normal pasting below
        if (doc()->multiPaste(this, texts)) {
            return;
        }
    }
 
    m_temporaryAutomaticInvocationDisabled = true;
    doc()->paste(this, textToPaste ? *textToPaste : QApplication::clipboard()->text(QClipboard::Clipboard));
    m_temporaryAutomaticInvocationDisabled = false;
}
 
bool KTextEditor::ViewPrivate::setCursorPosition(KTextEditor::Cursor position)
{
    return setCursorPositionInternal(position, 1, true);
}
 
KTextEditor::Cursor KTextEditor::ViewPrivate::cursorPosition() const
{
    return m_viewInternal->cursorPosition();
}
 
KTextEditor::Cursor KTextEditor::ViewPrivate::cursorPositionVirtual() const
{
    return KTextEditor::Cursor(m_viewInternal->cursorPosition().line(), virtualCursorColumn());
}
 
QPoint KTextEditor::ViewPrivate::cursorToCoordinate(KTextEditor::Cursor cursor) const
{
    // map from ViewInternal to View coordinates
    const QPoint pt = m_viewInternal->cursorToCoordinate(cursor, true, false);
    return pt == QPoint(-1, -1) ? pt : m_viewInternal->mapToParent(pt);
}
 
KTextEditor::Cursor KTextEditor::ViewPrivate::coordinatesToCursor(const QPoint &coords) const
{
    // map from View to ViewInternal coordinates
    return m_viewInternal->coordinatesToCursor(m_viewInternal->mapFromParent(coords), false);
}
 
QPoint KTextEditor::ViewPrivate::cursorPositionCoordinates() const
{
    // map from ViewInternal to View coordinates
    const QPoint pt = m_viewInternal->cursorCoordinates(false);
    return pt == QPoint(-1, -1) ? pt : m_viewInternal->mapToParent(pt);
}
 
void KTextEditor::ViewPrivate::setScrollPositionInternal(KTextEditor::Cursor cursor)
{
    m_viewInternal->scrollPos(cursor, false, true, false);
}
 
void KTextEditor::ViewPrivate::setHorizontalScrollPositionInternal(int x)
{
    m_viewInternal->scrollColumns(x);
}
 
KTextEditor::Cursor KTextEditor::ViewPrivate::maxScrollPositionInternal() const
{
    return m_viewInternal->maxStartPos(true);
}
 
int KTextEditor::ViewPrivate::firstDisplayedLineInternal(LineType lineType) const
{
    if (lineType == RealLine) {
        return m_textFolding.visibleLineToLine(m_viewInternal->startLine());
    } else {
        return m_viewInternal->startLine();
    }
}
 
int KTextEditor::ViewPrivate::lastDisplayedLineInternal(LineType lineType) const
{
    if (lineType == RealLine) {
        return m_textFolding.visibleLineToLine(m_viewInternal->endLine());
    } else {
        return m_viewInternal->endLine();
    }
}
 
QRect KTextEditor::ViewPrivate::textAreaRectInternal() const
{
    const auto sourceRect = m_viewInternal->rect();
    const auto topLeft = m_viewInternal->mapTo(this, sourceRect.topLeft());
    const auto bottomRight = m_viewInternal->mapTo(this, sourceRect.bottomRight());
    return {topLeft, bottomRight};
}
 
bool KTextEditor::ViewPrivate::setCursorPositionVisual(const KTextEditor::Cursor position)
{
    return setCursorPositionInternal(position, doc()->config()->tabWidth(), true);
}
 
QScrollBar *KTextEditor::ViewPrivate::verticalScrollBar() const
{
    return m_viewInternal->m_lineScroll;
}
 
QScrollBar *KTextEditor::ViewPrivate::horizontalScrollBar() const
{
    return m_viewInternal->m_columnScroll;
}
 
bool KTextEditor::ViewPrivate::isLineRTL(int line) const
{
    const QString s = doc()->line(line);
    if (s.isEmpty()) {
        int line = cursorPosition().line();
        if (line == 0) {
            const int count = doc()->lines();
            for (int i = 1; i < count; ++i) {
                const QString ln = doc()->line(i);
                if (ln.isEmpty()) {
                    continue;
                }
                return ln.isRightToLeft();
            }
        } else {
            int line = cursorPosition().line();
            for (; line >= 0; --line) {
                const QString s = doc()->line(line);
                if (s.isEmpty()) {
                    continue;
                }
                return s.isRightToLeft();
            }
        }
        return false;
    } else {
        return s.isRightToLeft();
    }
}
 
const QTextLayout *KTextEditor::ViewPrivate::textLayout(const KTextEditor::Cursor pos) const
{
    KateLineLayout *thisLine = m_viewInternal->cache()->line(pos.line());
    return thisLine && thisLine->isValid() ? &thisLine->layout() : nullptr;
}
 
void KTextEditor::ViewPrivate::indent()
{
    if (blockSelect && selection()) {
        for (int line = selectionRange().start().line(); line <= selectionRange().end().line(); line++) {
            KTextEditor::Cursor c(line, 0);
            KTextEditor::Range r = KTextEditor::Range(c, c);
            doc()->indent(r, 1);
        }
    } else {
        KTextEditor::Cursor c(cursorPosition().line(), 0);
        QSet<int> indentedLines = {c.line()};
        KTextEditor::Range r = selection() ? selectionRange() : KTextEditor::Range(c, c);
        doc()->indent(r, 1);
        // indent secondary cursors
        for (const auto &cursor : secondaryCursors()) {
            int line = cursor.cursor().line();
            if (indentedLines.contains(line)) {
                continue;
            }
            indentedLines.insert(line);
            KTextEditor::Cursor c(line, 0);
            KTextEditor::Range r = cursor.range ? cursor.range->toRange() : KTextEditor::Range(c, c);
            doc()->indent(r, 1);
        }
    }
}
 
void KTextEditor::ViewPrivate::unIndent()
{
    if (blockSelect && selection()) {
        for (int line = selectionRange().start().line(); line <= selectionRange().end().line(); line++) {
            KTextEditor::Cursor c(line, 0);
            KTextEditor::Range r = KTextEditor::Range(c, c);
            doc()->indent(r, -1);
        }
    } else {
        KTextEditor::Cursor c(cursorPosition().line(), 0);
        QSet<int> indentedLines = {c.line()};
        KTextEditor::Range r = selection() ? selectionRange() : KTextEditor::Range(c, c);
        doc()->indent(r, -1);
        // indent secondary cursors
        for (const auto &cursor : secondaryCursors()) {
            int line = cursor.cursor().line();
            if (indentedLines.contains(line)) {
                continue;
            }
            indentedLines.insert(line);
            KTextEditor::Cursor c(line, 0);
            KTextEditor::Range r = cursor.range ? cursor.range->toRange() : KTextEditor::Range(c, c);
            doc()->indent(r, -1);
        }
    }
}
 
void KTextEditor::ViewPrivate::cleanIndent()
{
    KTextEditor::Cursor c(cursorPosition().line(), 0);
    KTextEditor::Range r = selection() ? selectionRange() : KTextEditor::Range(c, c);
    doc()->indent(r, 0);
}
 
void KTextEditor::ViewPrivate::formatIndent()
{
    // no selection: align current line; selection: use selection range
    const int line = cursorPosition().line();
    KTextEditor::Range formatRange(KTextEditor::Cursor(line, 0), KTextEditor::Cursor(line, 0));
    if (selection()) {
        formatRange = selectionRange();
    }
 
    doc()->align(this, formatRange);
}
 
// alias of formatIndent, for backward compatibility
void KTextEditor::ViewPrivate::align()
{
    formatIndent();
}
 
void KTextEditor::ViewPrivate::alignOn()
{
    static QString pattern;
    KTextEditor::Range range;
    if (!selection()) {
        range = doc()->documentRange();
    } else {
        range = selectionRange();
    }
    bool ok;
    pattern = QInputDialog::getText(window(), i18n("Align On"), i18n("Alignment pattern:"), QLineEdit::Normal, pattern, &ok);
    if (!ok) {
        return;
    }
    doc()->alignOn(range, pattern, this->blockSelection());
}
 
void KTextEditor::ViewPrivate::comment()
{
    m_selection.setInsertBehaviors(Kate::TextRange::ExpandLeft | Kate::TextRange::ExpandRight);
    doc()->comment(this, cursorPosition().line(), cursorPosition().column(), DocumentPrivate::Comment);
    m_selection.setInsertBehaviors(Kate::TextRange::ExpandRight);
}
 
void KTextEditor::ViewPrivate::uncomment()
{
    doc()->comment(this, cursorPosition().line(), cursorPosition().column(), DocumentPrivate::UnComment);
}
 
void KTextEditor::ViewPrivate::toggleComment()
{
    m_selection.setInsertBehaviors(Kate::TextRange::ExpandLeft | Kate::TextRange::ExpandRight);
    doc()->comment(this, cursorPosition().line(), cursorPosition().column(), DocumentPrivate::ToggleComment);
    m_selection.setInsertBehaviors(Kate::TextRange::ExpandRight);
}
 
void KTextEditor::ViewPrivate::uppercase()
{
    doc()->transform(this, cursorPosition(), KTextEditor::DocumentPrivate::Uppercase);
}
 
void KTextEditor::ViewPrivate::killLine()
{
    std::vector<int> linesToRemove;
    if (m_selection.isEmpty()) {
        // collect lines of all cursors
        linesToRemove.reserve(m_secondaryCursors.size() + 1);
        for (const auto &c : m_secondaryCursors) {
            linesToRemove.push_back(c.pos->line());
        }
        // add primary cursor line
        linesToRemove.push_back(cursorPosition().line());
    } else {
        linesToRemove.reserve(m_secondaryCursors.size() + 1);
        for (const auto &c : m_secondaryCursors) {
            const auto &range = c.range;
            if (!range) {
                continue;
            }
            for (int line = range->end().line(); line >= range->start().line(); line--) {
                linesToRemove.push_back(line);
            }
        }
 
        // cache endline, else that moves and we might delete complete document if last line is selected!
        for (int line = m_selection.end().line(), endLine = m_selection.start().line(); line >= endLine; line--) {
            linesToRemove.push_back(line);
        }
    }
 
    std::sort(linesToRemove.begin(), linesToRemove.end(), std::greater{});
    linesToRemove.erase(std::unique(linesToRemove.begin(), linesToRemove.end()), linesToRemove.end());
 
    doc()->editStart();
    // clear selections after editStart so that they are saved in undo.
    // We might have a lot of moving range selections which can make killLine very slow
    clearSecondarySelections();
    int removeCount = 0;
    for (int line : linesToRemove) {
        doc()->removeLine(line);
        // every 1000 lines, uniquify the cursors to ensure we dont end up accumulating
        // too many cursors in the buffer and slowing down too much
        if (removeCount++ > 1000) {
            ensureUniqueCursors();
            removeCount = 0;
        }
    }
    doc()->editEnd();
 
    ensureUniqueCursors();
}
 
void KTextEditor::ViewPrivate::lowercase()
{
    doc()->transform(this, cursorPosition(), KTextEditor::DocumentPrivate::Lowercase);
}
 
void KTextEditor::ViewPrivate::capitalize()
{
    doc()->editStart();
    doc()->transform(this, cursorPosition(), KTextEditor::DocumentPrivate::Lowercase);
    doc()->transform(this, cursorPosition(), KTextEditor::DocumentPrivate::Capitalize);
    doc()->editEnd();
}
 
void KTextEditor::ViewPrivate::keyReturn()
{
    doc()->newLine(this);
    m_viewInternal->iconBorder()->updateForCursorLineChange();
    m_viewInternal->updateView();
}
 
void KTextEditor::ViewPrivate::smartNewline()
{
    const KTextEditor::Cursor cursor = cursorPosition();
    const int ln = cursor.line();
    Kate::TextLine line = doc()->kateTextLine(ln);
    int col = qMin(cursor.column(), line.firstChar());
    if (col != -1) {
        while (line.length() > col && !(line.at(col).isLetterOrNumber() || line.at(col) == QLatin1Char('_')) && col < cursor.column()) {
            ++col;
        }
    } else {
        col = line.length(); // stay indented
    }
    doc()->editStart();
    doc()->editWrapLine(ln, cursor.column());
    doc()->insertText(KTextEditor::Cursor(ln + 1, 0), line.string(0, col));
    doc()->editEnd();
 
    m_viewInternal->updateView();
}
 
void KTextEditor::ViewPrivate::noIndentNewline()
{
    doc()->newLine(this, KTextEditor::DocumentPrivate::NoIndent);
    m_viewInternal->iconBorder()->updateForCursorLineChange();
    m_viewInternal->updateView();
}
 
void KTextEditor::ViewPrivate::newLineAbove()
{
    doc()->newLine(this, KTextEditor::DocumentPrivate::Indent, KTextEditor::DocumentPrivate::Above);
    m_viewInternal->iconBorder()->updateForCursorLineChange();
    m_viewInternal->updateView();
}
 
void KTextEditor::ViewPrivate::newLineBelow()
{
    doc()->newLine(this, KTextEditor::DocumentPrivate::Indent, KTextEditor::DocumentPrivate::Below);
    m_viewInternal->iconBorder()->updateForCursorLineChange();
    m_viewInternal->updateView();
}
 
void KTextEditor::ViewPrivate::backspace()
{
    // Will take care of both multi and primary cursors
    doc()->backspace(this);
}
 
void KTextEditor::ViewPrivate::insertTab()
{
    doc()->insertTab(this, cursorPosition());
}
 
void KTextEditor::ViewPrivate::deleteWordLeft()
{
    doc()->editStart();
    m_viewInternal->wordPrev(true);
    KTextEditor::Range selection = selectionRange();
    removeSelectedText();
    doc()->editEnd();
 
    ensureUniqueCursors();
 
    m_viewInternal->tagRange(selection, true);
    m_viewInternal->updateDirty();
}
 
void KTextEditor::ViewPrivate::keyDelete()
{
    KTextEditor::Document::EditingTransaction t(doc());
 
    if (blockSelect) {
        KTextEditor::Range selection = m_selection;
        if (selection.isValid() && selection.start().column() == selection.end().column()) {
            KTextEditor::Cursor end = {selection.end().line(), selection.end().column() + 1};
            selection = {selection.start(), end};
            doc()->removeText(selection, blockSelect);
            return;
        }
    }
 
    // multi cursor
 
    if (removeSelectedText()) {
        return;
    }
 
    for (const auto &c : m_secondaryCursors) {
        if (c.range) {
            doc()->removeText(c.range->toRange());
        } else {
            doc()->del(this, c.cursor());
        }
    }
 
    // primary cursor
    doc()->del(this, cursorPosition());
 
    ensureUniqueCursors();
}
 
void KTextEditor::ViewPrivate::deleteWordRight()
{
    doc()->editStart();
    m_viewInternal->wordNext(true);
    KTextEditor::Range selection = selectionRange();
    removeSelectedText();
    doc()->editEnd();
 
    ensureUniqueCursors();
 
    m_viewInternal->tagRange(selection, true);
    m_viewInternal->updateDirty();
}
 
void KTextEditor::ViewPrivate::transpose()
{
    doc()->editStart();
    for (const auto &c : m_secondaryCursors) {
        doc()->transpose(c.cursor());
    }
    doc()->transpose(cursorPosition());
    doc()->editEnd();
}
 
void KTextEditor::ViewPrivate::transposeWord()
{
    const KTextEditor::Cursor originalCurPos = cursorPosition();
    const KTextEditor::Range firstWord = doc()->wordRangeAt(originalCurPos);
    if (!firstWord.isValid()) {
        return;
    }
 
    auto wordIsInvalid = [](QStringView word) {
        for (const QChar &character : word) {
            if (character.isLetterOrNumber()) {
                return false;
            }
        }
        return true;
    };
 
    if (wordIsInvalid(doc()->text(firstWord))) {
        return;
    }
 
    setCursorPosition(firstWord.end());
    wordRight();
    KTextEditor::Cursor curPos = cursorPosition();
    // swap with the word to the right if it exists, otherwise try to swap with word to the left
    if (curPos.line() != firstWord.end().line() || curPos.column() == firstWord.end().column()) {
        setCursorPosition(firstWord.start());
        wordLeft();
        curPos = cursorPosition();
        // if there is still no next word in this line, no swapping will be done
        if (curPos.line() != firstWord.start().line() || curPos.column() == firstWord.start().column() || wordIsInvalid(doc()->wordAt(curPos))) {
            setCursorPosition(originalCurPos);
            return;
        }
    }
 
    if (wordIsInvalid(doc()->wordAt(curPos))) {
        setCursorPosition(originalCurPos);
        return;
    }
 
    const KTextEditor::Range secondWord = doc()->wordRangeAt(curPos);
    doc()->swapTextRanges(firstWord, secondWord);
 
    // return cursor to its original position inside the word before swap
    // after the swap, the cursor will be at the end of the word, so we compute the position relative to the end of the word
    const int offsetFromWordEnd = firstWord.end().column() - originalCurPos.column();
    setCursorPosition(cursorPosition() - KTextEditor::Cursor(0, offsetFromWordEnd));
}
 
void KTextEditor::ViewPrivate::cursorLeft()
{
    if (selection() && !config()->persistentSelection() && !m_markedSelection) {
        if (isLineRTL(cursorPosition().line())) {
            m_viewInternal->updateCursor(selectionRange().end());
            setSelection(KTextEditor::Range::invalid());
        } else {
            m_viewInternal->updateCursor(selectionRange().start());
            setSelection(KTextEditor::Range::invalid());
        }
 
        for (const auto &c : m_secondaryCursors) {
            if (!c.range) {
                continue;
            }
            const bool rtl = isLineRTL(c.cursor().line());
            c.pos->setPosition(rtl ? c.range->end() : c.range->start());
        }
        clearSecondarySelections();
    } else {
        if (isLineRTL(cursorPosition().line())) {
            m_viewInternal->cursorNextChar(m_markedSelection);
        } else {
            m_viewInternal->cursorPrevChar(m_markedSelection);
        }
    }
}
 
void KTextEditor::ViewPrivate::shiftCursorLeft()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->cursorNextChar(true);
    } else {
        m_viewInternal->cursorPrevChar(true);
    }
}
 
void KTextEditor::ViewPrivate::cursorRight()
{
    if (selection() && !config()->persistentSelection() && !m_markedSelection) {
        if (isLineRTL(cursorPosition().line())) {
            m_viewInternal->updateCursor(selectionRange().start());
            setSelection(KTextEditor::Range::invalid());
        } else {
            m_viewInternal->updateCursor(selectionRange().end());
            setSelection(KTextEditor::Range::invalid());
        }
 
        for (const auto &c : m_secondaryCursors) {
            if (!c.range) {
                continue;
            }
            const bool rtl = doc()->line(c.cursor().line()).isRightToLeft();
            c.pos->setPosition(rtl ? c.range->start() : c.range->end());
        }
        clearSecondarySelections();
    } else {
        if (isLineRTL(cursorPosition().line())) {
            m_viewInternal->cursorPrevChar(m_markedSelection);
        } else {
            m_viewInternal->cursorNextChar(m_markedSelection);
        }
    }
}
 
void KTextEditor::ViewPrivate::shiftCursorRight()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->cursorPrevChar(true);
    } else {
        m_viewInternal->cursorNextChar(true);
    }
}
 
void KTextEditor::ViewPrivate::wordLeft()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->wordNext(m_markedSelection);
    } else {
        m_viewInternal->wordPrev(m_markedSelection);
    }
}
 
void KTextEditor::ViewPrivate::shiftWordLeft()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->wordNext(true);
    } else {
        m_viewInternal->wordPrev(true);
    }
}
 
void KTextEditor::ViewPrivate::wordRight()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->wordPrev(m_markedSelection);
    } else {
        m_viewInternal->wordNext(m_markedSelection);
    }
}
 
void KTextEditor::ViewPrivate::shiftWordRight()
{
    if (isLineRTL(cursorPosition().line())) {
        m_viewInternal->wordPrev(true);
    } else {
        m_viewInternal->wordNext(true);
    }
}
 
void KTextEditor::ViewPrivate::markSelection()
{
    if (m_markedSelection && selection()) {
        setSelection(KTextEditor::Range::invalid());
        clearSecondarySelections();
    } else {
        m_markedSelection = !m_markedSelection;
    }
}
 
void KTextEditor::ViewPrivate::home()
{
    m_viewInternal->home(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftHome()
{
    m_viewInternal->home(true);
}
 
void KTextEditor::ViewPrivate::end()
{
    m_viewInternal->end(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftEnd()
{
    m_viewInternal->end(true);
}
 
void KTextEditor::ViewPrivate::up()
{
    m_viewInternal->cursorUp(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftUp()
{
    m_viewInternal->cursorUp(true);
}
 
void KTextEditor::ViewPrivate::down()
{
    m_viewInternal->cursorDown(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftDown()
{
    m_viewInternal->cursorDown(true);
}
 
void KTextEditor::ViewPrivate::scrollUp()
{
    m_viewInternal->scrollUp();
}
 
void KTextEditor::ViewPrivate::scrollDown()
{
    m_viewInternal->scrollDown();
}
 
void KTextEditor::ViewPrivate::topOfView()
{
    m_viewInternal->topOfView();
}
 
void KTextEditor::ViewPrivate::shiftTopOfView()
{
    m_viewInternal->topOfView(true);
}
 
void KTextEditor::ViewPrivate::bottomOfView()
{
    m_viewInternal->bottomOfView();
}
 
void KTextEditor::ViewPrivate::shiftBottomOfView()
{
    m_viewInternal->bottomOfView(true);
}
 
void KTextEditor::ViewPrivate::pageUp()
{
    m_viewInternal->pageUp(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftPageUp()
{
    m_viewInternal->pageUp(true);
}
 
void KTextEditor::ViewPrivate::pageDown()
{
    m_viewInternal->pageDown(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftPageDown()
{
    m_viewInternal->pageDown(true);
}
 
void KTextEditor::ViewPrivate::top()
{
    m_viewInternal->top_home(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftTop()
{
    m_viewInternal->top_home(true);
}
 
void KTextEditor::ViewPrivate::bottom()
{
    m_viewInternal->bottom_end(m_markedSelection);
}
 
void KTextEditor::ViewPrivate::shiftBottom()
{
    m_viewInternal->bottom_end(true);
}
 
void KTextEditor::ViewPrivate::toMatchingBracket()
{
    m_viewInternal->cursorToMatchingBracket();
}
 
void KTextEditor::ViewPrivate::shiftToMatchingBracket()
{
    m_viewInternal->cursorToMatchingBracket(true);
}
 
void KTextEditor::ViewPrivate::toPrevModifiedLine()
{
    const int startLine = cursorPosition().line() - 1;
    const int line = doc()->findTouchedLine(startLine, false);
    if (line >= 0) {
        KTextEditor::Cursor c(line, 0);
        m_viewInternal->updateSelection(c, false);
        m_viewInternal->updateCursor(c);
    }
}
 
void KTextEditor::ViewPrivate::toNextModifiedLine()
{
    const int startLine = cursorPosition().line() + 1;
    const int line = doc()->findTouchedLine(startLine, true);
    if (line >= 0) {
        KTextEditor::Cursor c(line, 0);
        m_viewInternal->updateSelection(c, false);
        m_viewInternal->updateCursor(c);
    }
}
 
KTextEditor::Range KTextEditor::ViewPrivate::selectionRange() const
{
    return m_selection;
}
 
KTextEditor::Document *KTextEditor::ViewPrivate::document() const
{
    return m_doc;
}
 
void KTextEditor::ViewPrivate::setContextMenu(QMenu *menu)
{
    if (m_contextMenu) {
        disconnect(m_contextMenu.data(), &QMenu::aboutToShow, this, &KTextEditor::ViewPrivate::aboutToShowContextMenu);
        disconnect(m_contextMenu.data(), &QMenu::aboutToHide, this, &KTextEditor::ViewPrivate::aboutToHideContextMenu);
    }
    m_contextMenu = menu;
    m_userContextMenuSet = true;
 
    if (m_contextMenu) {
        connect(m_contextMenu.data(), &QMenu::aboutToShow, this, &KTextEditor::ViewPrivate::aboutToShowContextMenu);
        connect(m_contextMenu.data(), &QMenu::aboutToHide, this, &KTextEditor::ViewPrivate::aboutToHideContextMenu);
    }
}
 
QMenu *KTextEditor::ViewPrivate::contextMenu() const
{
    if (m_userContextMenuSet) {
        return m_contextMenu;
    } else {
        KXMLGUIClient *client = const_cast<KTextEditor::ViewPrivate *>(this);
        while (client->parentClient()) {
            client = client->parentClient();
        }
 
        // qCDebug(LOG_KTE) << "looking up all menu containers";
        if (client->factory()) {
            const QList<QWidget *> menuContainers = client->factory()->containers(QStringLiteral("menu"));
            for (QWidget *w : menuContainers) {
                if (w->objectName() == QLatin1String("ktexteditor_popup")) {
                    // perhaps optimize this block
                    QMenu *menu = (QMenu *)w;
                    // menu is a reusable instance shared among all views. Therefore,
                    // disconnect the current receiver(s) from the menu show/hide signals
                    // before connecting `this` view. This ensures that only the current
                    // view gets a signal when the menu is about to be shown or hidden,
                    // and not also the view(s) that previously had the menu open.
                    disconnect(menu, &QMenu::aboutToShow, nullptr, nullptr);
                    disconnect(menu, &QMenu::aboutToHide, nullptr, nullptr);
                    connect(menu, &QMenu::aboutToShow, this, &KTextEditor::ViewPrivate::aboutToShowContextMenu);
                    connect(menu, &QMenu::aboutToHide, this, &KTextEditor::ViewPrivate::aboutToHideContextMenu);
                    return menu;
                }
            }
        }
    }
    return nullptr;
}
 
QMenu *KTextEditor::ViewPrivate::defaultContextMenu(QMenu *menu) const
{
    if (!menu) {
        menu = new QMenu(const_cast<KTextEditor::ViewPrivate *>(this));
    }
 
    if (m_editUndo) {
        menu->addAction(m_editUndo);
    }
    if (m_editRedo) {
        menu->addAction(m_editRedo);
    }
 
    menu->addSeparator();
    menu->addAction(m_cut);
    menu->addAction(m_copy);
    menu->addAction(m_paste);
    if (m_pasteSelection) {
        menu->addAction(m_pasteSelection);
    }
 
    menu->addAction(m_screenshotSelection);
    menu->addAction(m_swapWithClipboard);
    menu->addSeparator();
    menu->addAction(m_selectAll);
    menu->addAction(m_deSelect);
    QAction *editing = actionCollection()->action(QStringLiteral("tools_scripts_Editing"));
    if (editing) {
        menu->addAction(editing);
    }
    if (QAction *spellingSuggestions = actionCollection()->action(QStringLiteral("spelling_suggestions"))) {
        menu->addSeparator();
        menu->addAction(spellingSuggestions);
    }
    if (QAction *bookmark = actionCollection()->action(QStringLiteral("bookmarks"))) {
        menu->addSeparator();
        menu->addAction(bookmark);
    }
 
    return menu;
}
 
void KTextEditor::ViewPrivate::aboutToShowContextMenu()
{
    QMenu *menu = qobject_cast<QMenu *>(sender());
 
    if (menu) {
        Q_EMIT contextMenuAboutToShow(this, menu);
    }
}
 
void KTextEditor::ViewPrivate::aboutToHideContextMenu()
{
    m_spellingMenu->cleanUpAfterShown();
}
 
// BEGIN ConfigInterface stff
QStringList KTextEditor::ViewPrivate::configKeys() const
{
    static const QStringList keys = {QStringLiteral("icon-bar"),
                                     QStringLiteral("line-numbers"),
                                     QStringLiteral("dynamic-word-wrap"),
                                     QStringLiteral("background-color"),
                                     QStringLiteral("selection-color"),
                                     QStringLiteral("search-highlight-color"),
                                     QStringLiteral("replace-highlight-color"),
                                     QStringLiteral("default-mark-type"),
                                     QStringLiteral("allow-mark-menu"),
                                     QStringLiteral("folding-bar"),
                                     QStringLiteral("folding-preview"),
                                     QStringLiteral("icon-border-color"),
                                     QStringLiteral("folding-marker-color"),
                                     QStringLiteral("line-number-color"),
                                     QStringLiteral("current-line-number-color"),
                                     QStringLiteral("modification-markers"),
                                     QStringLiteral("keyword-completion"),
                                     QStringLiteral("word-count"),
                                     QStringLiteral("line-count"),
                                     QStringLiteral("scrollbar-minimap"),
                                     QStringLiteral("scrollbar-preview"),
                                     QStringLiteral("font"),
                                     QStringLiteral("theme")};
    return keys;
}
 
QVariant KTextEditor::ViewPrivate::configValue(const QString &key)
{
    if (key == QLatin1String("icon-bar")) {
        return config()->iconBar();
    } else if (key == QLatin1String("line-numbers")) {
        return config()->lineNumbers();
    } else if (key == QLatin1String("dynamic-word-wrap")) {
        return config()->dynWordWrap();
    } else if (key == QLatin1String("background-color")) {
        return rendererConfig()->backgroundColor();
    } else if (key == QLatin1String("selection-color")) {
        return rendererConfig()->selectionColor();
    } else if (key == QLatin1String("search-highlight-color")) {
        return rendererConfig()->searchHighlightColor();
    } else if (key == QLatin1String("replace-highlight-color")) {
        return rendererConfig()->replaceHighlightColor();
    } else if (key == QLatin1String("default-mark-type")) {
        return config()->defaultMarkType();
    } else if (key == QLatin1String("allow-mark-menu")) {
        return config()->allowMarkMenu();
    } else if (key == QLatin1String("folding-bar")) {
        return config()->foldingBar();
    } else if (key == QLatin1String("folding-preview")) {
        return config()->foldingPreview();
    } else if (key == QLatin1String("icon-border-color")) {
        return rendererConfig()->iconBarColor();
    } else if (key == QLatin1String("folding-marker-color")) {
        return rendererConfig()->foldingColor();
    } else if (key == QLatin1String("line-number-color")) {
        return rendererConfig()->lineNumberColor();
    } else if (key == QLatin1String("current-line-number-color")) {
        return rendererConfig()->currentLineNumberColor();
    } else if (key == QLatin1String("modification-markers")) {
        return config()->lineModification();
    } else if (key == QLatin1String("keyword-completion")) {
        return config()->keywordCompletion();
    } else if (key == QLatin1String("word-count")) {
        return config()->showWordCount();
    } else if (key == QLatin1String("line-count")) {
        return config()->showLineCount();
    } else if (key == QLatin1String("scrollbar-minimap")) {
        return config()->scrollBarMiniMap();
    } else if (key == QLatin1String("scrollbar-preview")) {
        return config()->scrollBarPreview();
    } else if (key == QLatin1String("font")) {
        return rendererConfig()->baseFont();
    } else if (key == QLatin1String("theme")) {
        return rendererConfig()->schema();
    }
 
    // return invalid variant
    return QVariant();
}
 
void KTextEditor::ViewPrivate::setConfigValue(const QString &key, const QVariant &value)
{
    // First, try the new config interface
    if (config()->setValue(key, value)) {
        return;
 
    } else if (rendererConfig()->setValue(key, value)) {
        return;
    }
 
    // No success? Go the old way
    if (value.canConvert<QColor>()) {
        if (key == QLatin1String("background-color")) {
            rendererConfig()->setBackgroundColor(value.value<QColor>());
        } else if (key == QLatin1String("selection-color")) {
            rendererConfig()->setSelectionColor(value.value<QColor>());
        } else if (key == QLatin1String("search-highlight-color")) {
            rendererConfig()->setSearchHighlightColor(value.value<QColor>());
        } else if (key == QLatin1String("replace-highlight-color")) {
            rendererConfig()->setReplaceHighlightColor(value.value<QColor>());
        } else if (key == QLatin1String("icon-border-color")) {
            rendererConfig()->setIconBarColor(value.value<QColor>());
        } else if (key == QLatin1String("folding-marker-color")) {
            rendererConfig()->setFoldingColor(value.value<QColor>());
        } else if (key == QLatin1String("line-number-color")) {
            rendererConfig()->setLineNumberColor(value.value<QColor>());
        } else if (key == QLatin1String("current-line-number-color")) {
            rendererConfig()->setCurrentLineNumberColor(value.value<QColor>());
        }
    }
    if (value.userType() == QMetaType::Bool) {
        // Note explicit type check above. If we used canConvert, then
        // values of type UInt will be trapped here.
        if (key == QLatin1String("dynamic-word-wrap")) {
            config()->setDynWordWrap(value.toBool());
        } else if (key == QLatin1String("word-count")) {
            config()->setShowWordCount(value.toBool());
        } else if (key == QLatin1String("line-count")) {
            config()->setShowLineCount(value.toBool());
        }
    } else if (key == QLatin1String("font") && value.canConvert<QFont>()) {
        rendererConfig()->setFont(value.value<QFont>());
    } else if (key == QLatin1String("theme") && value.userType() == QMetaType::QString) {
        rendererConfig()->setSchema(value.toString());
    }
}
 
// END ConfigInterface
 
// NOLINTNEXTLINE(readability-make-member-function-const)
void KTextEditor::ViewPrivate::userInvokedCompletion()
{
    completionWidget()->userInvokedCompletion();
}
 
KateViewBar *KTextEditor::ViewPrivate::bottomViewBar() const
{
    return m_bottomViewBar;
}
 
KateGotoBar *KTextEditor::ViewPrivate::gotoBar()
{
    if (!m_gotoBar) {
        m_gotoBar = new KateGotoBar(this);
        bottomViewBar()->addBarWidget(m_gotoBar);
    }
 
    return m_gotoBar;
}
 
KateDictionaryBar *KTextEditor::ViewPrivate::dictionaryBar()
{
    if (!m_dictionaryBar) {
        m_dictionaryBar = new KateDictionaryBar(this);
        bottomViewBar()->addBarWidget(m_dictionaryBar);
    }
 
    return m_dictionaryBar;
}
 
void KTextEditor::ViewPrivate::setAnnotationModel(KTextEditor::AnnotationModel *model)
{
    KTextEditor::AnnotationModel *oldmodel = m_annotationModel;
    m_annotationModel = model;
    m_viewInternal->m_leftBorder->annotationModelChanged(oldmodel, m_annotationModel);
}
 
KTextEditor::AnnotationModel *KTextEditor::ViewPrivate::annotationModel() const
{
    return m_annotationModel;
}
 
void KTextEditor::ViewPrivate::setAnnotationBorderVisible(bool visible)
{
    m_viewInternal->m_leftBorder->setAnnotationBorderOn(visible);
}
 
bool KTextEditor::ViewPrivate::isAnnotationBorderVisible() const
{
    return m_viewInternal->m_leftBorder->annotationBorderOn();
}
 
KTextEditor::AbstractAnnotationItemDelegate *KTextEditor::ViewPrivate::annotationItemDelegate() const
{
    return m_viewInternal->m_leftBorder->annotationItemDelegate();
}
 
void KTextEditor::ViewPrivate::setAnnotationItemDelegate(KTextEditor::AbstractAnnotationItemDelegate *delegate)
{
    m_viewInternal->m_leftBorder->setAnnotationItemDelegate(delegate);
}
 
bool KTextEditor::ViewPrivate::uniformAnnotationItemSizes() const
{
    return m_viewInternal->m_leftBorder->uniformAnnotationItemSizes();
}
 
void KTextEditor::ViewPrivate::setAnnotationUniformItemSizes(bool enable)
{
    m_viewInternal->m_leftBorder->setAnnotationUniformItemSizes(enable);
}
 
KTextEditor::Range KTextEditor::ViewPrivate::visibleRange()
{
    // ensure that the view is up-to-date, otherwise 'endPos()' might fail!
    if (!m_viewInternal->endPos().isValid()) {
        m_viewInternal->updateView();
    }
    return KTextEditor::Range(m_viewInternal->toRealCursor(m_viewInternal->startPos()), m_viewInternal->toRealCursor(m_viewInternal->endPos()));
}
 
bool KTextEditor::ViewPrivate::event(QEvent *e)
{
    switch (e->type()) {
    case QEvent::StyleChange:
        setupLayout();
        return true;
    default:
        return KTextEditor::View::event(e);
    }
}
 
void KTextEditor::ViewPrivate::toggleOnTheFlySpellCheck(bool b)
{
    doc()->onTheFlySpellCheckingEnabled(b);
}
 
void KTextEditor::ViewPrivate::reflectOnTheFlySpellCheckStatus(bool enabled)
{
    m_spellingMenu->setVisible(enabled);
    m_toggleOnTheFlySpellCheck->setChecked(enabled);
}
 
KateSpellingMenu *KTextEditor::ViewPrivate::spellingMenu()
{
    return m_spellingMenu;
}
 
void KTextEditor::ViewPrivate::notifyAboutRangeChange(KTextEditor::LineRange lineRange, bool needsRepaint, Kate::TextRange *deleteRange)
{
#ifdef VIEW_RANGE_DEBUG
    // output args
    qCDebug(LOG_KTE) << "trigger attribute changed in line range " << lineRange << "needsRepaint" << needsRepaint;
#endif
 
    if (deleteRange) {
        m_rangesCaretIn.remove(deleteRange);
        m_rangesMouseIn.remove(deleteRange);
    }
 
    // if we need repaint, we will need to collect the line ranges we will update
    if (needsRepaint && lineRange.isValid()) {
        if (m_lineToUpdateRange.isValid()) {
            m_lineToUpdateRange.expandToRange(lineRange);
        } else {
            m_lineToUpdateRange = lineRange;
        }
    }
 
    // first call => trigger later update of view via delayed signal to group updates
    if (!m_delayedUpdateTimer.isActive()) {
        m_delayedUpdateTimer.start();
    }
}
 
void KTextEditor::ViewPrivate::slotDelayedUpdateOfView()
{
#ifdef VIEW_RANGE_DEBUG
    // output args
    qCDebug(LOG_KTE) << "delayed attribute changed in line range" << m_lineToUpdateRange;
#endif
    // update ranges in
    updateRangesIn(KTextEditor::Attribute::ActivateMouseIn);
    updateRangesIn(KTextEditor::Attribute::ActivateCaretIn);
 
    // update view, if valid line range, else only feedback update wanted anyway
    if (m_lineToUpdateRange.isValid()) {
        tagLines(m_lineToUpdateRange, true);
        updateView(true);
    }
 
    // reset flags
    m_lineToUpdateRange = KTextEditor::LineRange::invalid();
}
 
void KTextEditor::ViewPrivate::updateRangesIn(KTextEditor::Attribute::ActivationType activationType)
{
    // new ranges with cursor in, default none
    QSet<Kate::TextRange *> newRangesIn;
 
    // on which range set we work?
    QSet<Kate::TextRange *> &oldSet = (activationType == KTextEditor::Attribute::ActivateMouseIn) ? m_rangesMouseIn : m_rangesCaretIn;
 
    // which cursor position to honor?
    KTextEditor::Cursor currentCursor =
        (activationType == KTextEditor::Attribute::ActivateMouseIn) ? m_viewInternal->mousePosition() : m_viewInternal->cursorPosition();
 
    // first: validate the remembered ranges
    QSet<Kate::TextRange *> validRanges = oldSet;
 
    // cursor valid? else no new ranges can be found
    if (currentCursor.isValid() && currentCursor.line() < doc()->buffer().lines()) {
        // now: get current ranges for the line of cursor with an attribute
        const QList<Kate::TextRange *> rangesForCurrentCursor = doc()->buffer().rangesForLine(currentCursor.line(), this, false);
 
        // match which ranges really fit the given cursor
        for (Kate::TextRange *range : rangesForCurrentCursor) {
            // range has no dynamic attribute of right type and no feedback object
            auto attribute = range->attribute();
            if ((!attribute || !attribute->dynamicAttribute(activationType)) && !range->feedback()) {
                continue;
            }
 
            // range doesn't contain cursor, not interesting
            if ((range->startInternal().insertBehavior() == KTextEditor::MovingCursor::StayOnInsert) ? (currentCursor < range->toRange().start())
                                                                                                     : (currentCursor <= range->toRange().start())) {
                continue;
            }
 
            if ((range->endInternal().insertBehavior() == KTextEditor::MovingCursor::StayOnInsert) ? (range->toRange().end() <= currentCursor)
                                                                                                   : (range->toRange().end() < currentCursor)) {
                continue;
            }
 
            // range contains cursor, was it already in old set?
            auto it = validRanges.find(range);
            if (it != validRanges.end()) {
                // insert in new, remove from old, be done with it
                newRangesIn.insert(range);
                validRanges.erase(it);
                continue;
            }
 
            // oh, new range, trigger update and insert into new set
            newRangesIn.insert(range);
 
            if (attribute && attribute->dynamicAttribute(activationType)) {
                notifyAboutRangeChange(range->toLineRange(), true, nullptr);
            }
 
            // feedback
            if (range->feedback()) {
                if (activationType == KTextEditor::Attribute::ActivateMouseIn) {
                    range->feedback()->mouseEnteredRange(range, this);
                } else {
                    range->feedback()->caretEnteredRange(range, this);
                    Q_EMIT caretChangedRange(this);
                }
            }
 
#ifdef VIEW_RANGE_DEBUG
            // found new range for activation
            qCDebug(LOG_KTE) << "activated new range" << range << "by" << activationType;
#endif
        }
    }
 
    // now: notify for left ranges!
    for (Kate::TextRange *range : std::as_const(validRanges)) {
        // range valid + right dynamic attribute, trigger update
        if (range->toRange().isValid() && range->attribute() && range->attribute()->dynamicAttribute(activationType)) {
            notifyAboutRangeChange(range->toLineRange(), true, nullptr);
        }
 
        // feedback
        if (range->feedback()) {
            if (activationType == KTextEditor::Attribute::ActivateMouseIn) {
                range->feedback()->mouseExitedRange(range, this);
            } else {
                range->feedback()->caretExitedRange(range, this);
                Q_EMIT caretChangedRange(this);
            }
        }
    }
 
    // set new ranges
    oldSet = newRangesIn;
}
 
void KTextEditor::ViewPrivate::postMessage(KTextEditor::Message *message, QList<std::shared_ptr<QAction>> actions)
{
    // just forward to KateMessageWidget :-)
    auto messageWidget = m_messageWidgets[message->position()];
    if (!messageWidget) {
        // this branch is used for: TopInView, CenterInView, and BottomInView
        messageWidget = new KateMessageWidget(m_viewInternal, true);
        m_messageWidgets[message->position()] = messageWidget;
        m_notificationLayout->addWidget(messageWidget, message->position());
        connect(this, &KTextEditor::View::displayRangeChanged, messageWidget, &KateMessageWidget::startAutoHideTimer);
        connect(this, &KTextEditor::ViewPrivate::cursorPositionChanged, messageWidget, &KateMessageWidget::startAutoHideTimer);
    }
    messageWidget->postMessage(message, std::move(actions));
}
 
KateMessageWidget *KTextEditor::ViewPrivate::messageWidget()
{
    return m_messageWidgets[KTextEditor::Message::TopInView];
}
 
void KTextEditor::ViewPrivate::saveFoldingState()
{
    m_savedFoldingState = m_textFolding.exportFoldingRanges();
}
 
void KTextEditor::ViewPrivate::clearFoldingState()
{
    m_savedFoldingState = {};
}
 
void KTextEditor::ViewPrivate::applyFoldingState()
{
    m_textFolding.importFoldingRanges(m_savedFoldingState);
    m_savedFoldingState = QJsonDocument();
}
 
void KTextEditor::ViewPrivate::exportHtmlToFile(const QString &file)
{
    KateExporter(this).exportToFile(file);
}
 
void KTextEditor::ViewPrivate::exportHtmlToClipboard()
{
    KateExporter(this).exportToClipboard();
}
 
void KTextEditor::ViewPrivate::exportHtmlToFile()
{
    const QString file = QFileDialog::getSaveFileName(this, i18n("Export File as HTML"), doc()->documentName());
    if (!file.isEmpty()) {
        KateExporter(this).exportToFile(file);
    }
}
 
void KTextEditor::ViewPrivate::clearHighlights()
{
    m_rangesForHighlights.clear();
    m_currentTextForHighlights.clear();
}
 
void KTextEditor::ViewPrivate::selectionChangedForHighlights()
{
    QString text;
    // If there are multiple selections it is pointless to create highlights
    if (!m_secondaryCursors.empty()) {
        for (const auto &cursor : m_secondaryCursors) {
            if (cursor.range) {
                return;
            }
        }
    }
 
    // if text of selection is still the same, abort
    if (selection() && selectionRange().onSingleLine()) {
        text = selectionText();
        if (text == m_currentTextForHighlights) {
            return;
        }
    }
 
    // text changed: remove all highlights + create new ones
    // (do not call clearHighlights(), since this also resets the m_currentTextForHighlights
    m_rangesForHighlights.clear();
 
    // do not highlight strings with leading and trailing spaces
    if (!text.isEmpty() && (text.at(0).isSpace() || text.at(text.length() - 1).isSpace())) {
        return;
    }
 
    // trigger creation of ranges for current view range
    m_currentTextForHighlights = text;
    createHighlights();
}
 
void KTextEditor::ViewPrivate::createHighlights()
{
    // do nothing if no text to highlight
    if (m_currentTextForHighlights.isEmpty()) {
        return;
    }
 
    // clear existing highlighting ranges, otherwise we stack over and over the same ones eventually
    m_rangesForHighlights.clear();
 
    KTextEditor::Attribute::Ptr attr(new KTextEditor::Attribute());
    attr->setBackground(Qt::yellow);
 
    // set correct highlight color from Kate's color schema
    QColor fgColor = defaultStyleAttribute(KSyntaxHighlighting::Theme::TextStyle::Normal)->foreground().color();
    QColor bgColor = rendererConfig()->searchHighlightColor();
    attr->setForeground(fgColor);
    attr->setBackground(bgColor);
 
    KTextEditor::Cursor start(visibleRange().start());
    KTextEditor::Range searchRange;
 
    // only add word boundary if we can find the text then
    // fixes $lala hl
    QString pattern = QRegularExpression::escape(m_currentTextForHighlights);
    if (m_currentTextForHighlights.contains(QRegularExpression(QLatin1String("\\b") + pattern, QRegularExpression::UseUnicodePropertiesOption))) {
        pattern.prepend(QLatin1String("\\b"));
    }
 
    if (m_currentTextForHighlights.contains(QRegularExpression(pattern + QLatin1String("\\b"), QRegularExpression::UseUnicodePropertiesOption))) {
        pattern += QLatin1String("\\b");
    }
 
    QList<KTextEditor::Range> matches;
    do {
        searchRange.setRange(start, visibleRange().end());
 
        matches = doc()->searchText(searchRange, pattern, KTextEditor::Regex);
 
        if (matches.first().isValid()) {
            if (matches.first() != selectionRange()) {
                std::unique_ptr<KTextEditor::MovingRange> mr(doc()->newMovingRange(matches.first()));
                mr->setZDepth(-90000.0); // Set the z-depth to slightly worse than the selection
                mr->setAttribute(attr);
                mr->setView(this);
                mr->setAttributeOnlyForViews(true);
                m_rangesForHighlights.push_back(std::move(mr));
            }
            start = matches.first().end();
        }
    } while (matches.first().isValid());
}
 
KateAbstractInputMode *KTextEditor::ViewPrivate::currentInputMode() const
{
    return m_viewInternal->m_currentInputMode;
}
 
void KTextEditor::ViewPrivate::toggleInputMode()
{
    if (QAction *a = qobject_cast<QAction *>(sender())) {
        setInputMode(static_cast<KTextEditor::View::InputMode>(a->data().toInt()));
    }
}
 
void KTextEditor::ViewPrivate::cycleInputMode()
{
    InputMode current = currentInputMode()->viewInputMode();
    InputMode to = (current == KTextEditor::View::NormalInputMode) ? KTextEditor::View::ViInputMode : KTextEditor::View::NormalInputMode;
    setInputMode(to);
}
 
// BEGIN KTextEditor::PrintInterface stuff
bool KTextEditor::ViewPrivate::print()
{
    return KatePrinter::print(this);
}
 
void KTextEditor::ViewPrivate::printPreview()
{
    KatePrinter::printPreview(this);
}
 
// END
 
// BEGIN Inline Note Interface
void KTextEditor::ViewPrivate::registerInlineNoteProvider(KTextEditor::InlineNoteProvider *provider)
{
    if (std::find(m_inlineNoteProviders.cbegin(), m_inlineNoteProviders.cend(), provider) == m_inlineNoteProviders.cend()) {
        m_inlineNoteProviders.push_back(provider);
 
        connect(provider, &KTextEditor::InlineNoteProvider::inlineNotesReset, this, &KTextEditor::ViewPrivate::inlineNotesReset);
        connect(provider, &KTextEditor::InlineNoteProvider::inlineNotesChanged, this, &KTextEditor::ViewPrivate::inlineNotesLineChanged);
 
        inlineNotesReset();
    }
}
 
void KTextEditor::ViewPrivate::unregisterInlineNoteProvider(KTextEditor::InlineNoteProvider *provider)
{
    auto it = std::find(m_inlineNoteProviders.cbegin(), m_inlineNoteProviders.cend(), provider);
    if (it != m_inlineNoteProviders.cend()) {
        m_inlineNoteProviders.erase(it);
        provider->disconnect(this);
 
        inlineNotesReset();
    }
}
 
QVarLengthArray<KateInlineNoteData, 8> KTextEditor::ViewPrivate::inlineNotes(int line) const
{
    QVarLengthArray<KateInlineNoteData, 8> allInlineNotes;
    for (KTextEditor::InlineNoteProvider *provider : m_inlineNoteProviders) {
        int index = 0;
        const auto columns = provider->inlineNotes(line);
        for (int column : columns) {
            const bool underMouse = Cursor(line, column) == m_viewInternal->m_activeInlineNote.m_position;
            KateInlineNoteData note =
                {provider, this, {line, column}, index, underMouse, m_viewInternal->renderer()->currentFont(), m_viewInternal->renderer()->lineHeight()};
            allInlineNotes.append(note);
            index++;
        }
    }
    return allInlineNotes;
}
 
QRect KTextEditor::ViewPrivate::inlineNoteRect(const KateInlineNoteData &note) const
{
    return m_viewInternal->inlineNoteRect(note);
}
 
void KTextEditor::ViewPrivate::inlineNotesReset()
{
    m_viewInternal->m_activeInlineNote = {};
    tagLines(KTextEditor::LineRange(0, doc()->lastLine()), true);
}
 
void KTextEditor::ViewPrivate::inlineNotesLineChanged(int line)
{
    if (line == m_viewInternal->m_activeInlineNote.m_position.line()) {
        m_viewInternal->m_activeInlineNote = {};
    }
    tagLines({line, line}, true);
}
 
// END Inline Note Interface
 
KTextEditor::Attribute::Ptr KTextEditor::ViewPrivate::defaultStyleAttribute(KSyntaxHighlighting::Theme::TextStyle defaultStyle) const
{
    KateRendererConfig *renderConfig = const_cast<KTextEditor::ViewPrivate *>(this)->rendererConfig();
 
    KTextEditor::Attribute::Ptr style = doc()->highlight()->attributes(renderConfig->schema()).at(defaultStyle);
    if (!style->hasProperty(QTextFormat::BackgroundBrush)) {
        // make sure the returned style has the default background color set
        style = new KTextEditor::Attribute(*style);
        style->setBackground(QBrush(renderConfig->backgroundColor()));
    }
    return style;
}
 
QList<KTextEditor::AttributeBlock> KTextEditor::ViewPrivate::lineAttributes(int line)
{
    QList<KTextEditor::AttributeBlock> attribs;
 
    if (line < 0 || line >= doc()->lines()) {
        return attribs;
    }
 
    const Kate::TextLine kateLine = doc()->kateTextLine(line);
    const auto &intAttrs = kateLine.attributesList();
    for (qsizetype i = 0; i < intAttrs.size(); ++i) {
        if (intAttrs[i].length > 0 && intAttrs[i].attributeValue > 0) {
            attribs << KTextEditor::AttributeBlock(intAttrs.at(i).offset, intAttrs.at(i).length, renderer()->attribute(intAttrs.at(i).attributeValue));
        }
    }
 
    return attribs;
}
 
void KTextEditor::ViewPrivate::copyFileLocation() const
{
    QGuiApplication::clipboard()->setText(m_doc->url().toString(QUrl::PreferLocalFile | QUrl::RemovePassword) + QStringLiteral(":")
                                          + QString::number(cursorPosition().line() + 1));
}
 
#include "moc_kateview.cpp"