KJobWidgets

kabstractwidgetjobtracker.h
1/*
2 This file is part of the KDE project
3 SPDX-FileCopyrightText: 2000 Matej Koss <koss@miesto.sk>
4 SPDX-FileCopyrightText: 2007 Kevin Ottens <ervin@kde.org>
5 SPDX-FileCopyrightText: 2008 Rafael Fernández López <ereslibre@kde.org>
6
7 SPDX-License-Identifier: LGPL-2.0-only
8*/
9
10#ifndef KABSTRACTWIDGETJOBTRACKER_H
11#define KABSTRACTWIDGETJOBTRACKER_H
12
13#include <KJobTrackerInterface>
14#include <kjobwidgets_export.h>
15
16#include <memory>
17
18class KJob;
19class QWidget;
20class KAbstractWidgetJobTrackerPrivate;
21
22/**
23 * @class KAbstractWidgetJobTracker kabstractwidgetjobtracker.h KAbstractWidgetJobTracker
24 *
25 * The base class for widget based job trackers.
26 */
27class KJOBWIDGETS_EXPORT KAbstractWidgetJobTracker : public KJobTrackerInterface
28{
29 Q_OBJECT
30
31public:
32 /**
33 * Creates a new KAbstractWidgetJobTracker
34 *
35 * @param parent the parent of this object and of the widget displaying the job progresses
36 */
37 explicit KAbstractWidgetJobTracker(QWidget *parent = nullptr);
38
39 /**
40 * Destroys a KAbstractWidgetJobTracker
41 */
43
44 // KDE5: move this two virtual methods to be placed correctly (ereslibre)
45public Q_SLOTS:
46 /**
47 * Register a new job in this tracker.
48 * Note that job trackers inheriting from this class can have only one job
49 * registered at a time.
50 *
51 * @param job the job to register
52 */
53 void registerJob(KJob *job) override;
54
55 /**
56 * Unregister a job from this tracker.
57 *
58 * @param job the job to unregister
59 */
60 void unregisterJob(KJob *job) override;
61
62public:
63 /**
64 * The widget associated to this tracker.
65 *
66 * @param job the job that is assigned the widget we want to return
67 * @return the widget displaying the job progresses
68 */
69 virtual QWidget *widget(KJob *job) = 0;
70
71 /**
72 * This controls whether the job should be canceled if the dialog is closed.
73 *
74 * @param job the job's widget that will be stopped when closing
75 * @param stopOnClose If true the job will be stopped if the dialog is closed,
76 * otherwise the job will continue even on close.
77 * @see stopOnClose()
78 */
79 void setStopOnClose(KJob *job, bool stopOnClose);
80
81 /**
82 * Checks whether the job will be killed when the dialog is closed.
83 *
84 * @param job the job's widget that will be stopped when closing
85 * @return true if the job is killed on close event, false otherwise.
86 * @see setStopOnClose()
87 */
88 bool stopOnClose(KJob *job) const;
89
90 /**
91 * This controls whether the dialog should be deleted or only cleaned when
92 * the KJob is finished (or canceled).
93 *
94 * If your dialog is an embedded widget and not a separate window, you should
95 * setAutoDelete(false) in the constructor of your custom dialog.
96 *
97 * @param job the job's widget that is going to be auto-deleted
98 * @param autoDelete If false the dialog will only call method slotClean.
99 * If true the dialog will be deleted.
100 * @see autoDelete()
101 */
102 void setAutoDelete(KJob *job, bool autoDelete);
103
104 /**
105 * Checks whether the dialog should be deleted or cleaned.
106 *
107 * @param job the job's widget that will be auto-deleted
108 * @return false if the dialog only calls slotClean, true if it will be
109 * deleted
110 * @see setAutoDelete()
111 */
112 bool autoDelete(KJob *job) const;
113
114protected Q_SLOTS:
115 /**
116 * Called when a job is finished, in any case. It is used to notify
117 * that the job is terminated and that progress UI (if any) can be hidden.
118 *
119 * @param job the job that emitted this signal
120 */
121 void finished(KJob *job) override;
122
123 /**
124 * This method should be called for correct cancellation of IO operation
125 * Connect this to the progress widgets buttons etc.
126 *
127 * @param job The job that is being stopped
128 */
129 virtual void slotStop(KJob *job);
130
131 /**
132 * This method should be called for pause/resume
133 * Connect this to the progress widgets buttons etc.
134 *
135 * @param job The job that is being suspended
136 */
137 virtual void slotSuspend(KJob *job);
138
139 /**
140 * This method should be called for pause/resume
141 * Connect this to the progress widgets buttons etc.
142 *
143 * @param job The job that is being resumed
144 */
145 virtual void slotResume(KJob *job);
146
147 /**
148 * This method is called when the widget should be cleaned (after job is finished).
149 * redefine this for custom behavior.
150 *
151 * @param job The job that is being cleaned
152 */
153 virtual void slotClean(KJob *job);
154
156 /**
157 * Emitted when the user aborted the operation
158 *
159 * @param job The job that has been stopped
160 */
161 void stopped(KJob *job);
162
163 /**
164 * Emitted when the user suspended the operation
165 *
166 * @param job The job that has been suspended
167 */
168 void suspend(KJob *job);
169
170 /**
171 * Emitted when the user resumed the operation
172 *
173 * @param job The job that has been resumed
174 */
175 void resume(KJob *job);
176
177protected:
178 KJOBWIDGETS_NO_EXPORT explicit KAbstractWidgetJobTracker(KAbstractWidgetJobTrackerPrivate &dd, QWidget *parent = nullptr);
179
180protected:
181 std::unique_ptr<KAbstractWidgetJobTrackerPrivate> const d_ptr;
182
183private:
184 Q_DECLARE_PRIVATE(KAbstractWidgetJobTracker)
185};
186
187#endif
The base class for widget based job trackers.
~KAbstractWidgetJobTracker() override
Destroys a KAbstractWidgetJobTracker.
void resume(KJob *job)
Emitted when the user resumed the operation.
void stopped(KJob *job)
Emitted when the user aborted the operation.
void suspend(KJob *job)
Emitted when the user suspended the operation.
virtual QWidget * widget(KJob *job)=0
The widget associated to this tracker.
virtual void registerJob(KJob *job)
virtual void finished(KJob *job)
virtual void unregisterJob(KJob *job)
Q_SIGNALSQ_SIGNALS
Q_SLOTSQ_SLOTS
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