summaryrefslogtreecommitdiffstats
path: root/src/gui/kernel/qwindow.h
blob: 439e62d0bd3ea68f8f1d353caa49b2507cf00a86 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QWINDOW_H
#define QWINDOW_H

#include <QtGui/qtguiglobal.h>
#include <QtCore/QObject>
#include <QtCore/QEvent>
#include <QtCore/QMargins>
#include <QtCore/QRect>

#include <QtCore/qnamespace.h>

#include <QtGui/qsurface.h>
#include <QtGui/qsurfaceformat.h>
#include <QtGui/qwindowdefs.h>

#include <QtGui/qicon.h>

#ifndef QT_NO_CURSOR
#include <QtGui/qcursor.h>
#endif

QT_BEGIN_NAMESPACE


class QWindowPrivate;

class QExposeEvent;
class QFocusEvent;
class QMoveEvent;
class QResizeEvent;
class QShowEvent;
class QHideEvent;
class QKeyEvent;
class QMouseEvent;
#if QT_CONFIG(wheelevent)
class QWheelEvent;
#endif
class QTouchEvent;
#if QT_CONFIG(tabletevent)
class QTabletEvent;
#endif

class QPlatformSurface;
class QPlatformWindow;
class QBackingStore;
class QScreen;
class QAccessibleInterface;
class QWindowContainer;
#ifndef QT_NO_DEBUG_STREAM
class QDebug;
#endif
#if QT_CONFIG(vulkan) || defined(Q_CLANG_QDOC)
class QVulkanInstance;
#endif

class Q_GUI_EXPORT QWindow : public QObject, public QSurface
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QWindow)

    // All properties which are declared here are inherited by QQuickWindow and therefore available in QML.
    // So please think carefully about what it does to the QML namespace if you add any new ones,
    // particularly the possible meanings these names might have in any specializations of Window.
    // For example "state" (meaning windowState) is not a good property to declare, because it has
    // a different meaning in QQuickItem, and users will tend to assume it is the same for Window.

    // Any new properties which you add here MUST be versioned and MUST be documented both as
    // C++ properties in qwindow.cpp AND as QML properties in qquickwindow.cpp.
    // http://qt-project.org/doc/qt-5.0/qtqml/qtqml-cppintegration-definetypes.html#type-revisions-and-versions

    Q_PROPERTY(QString title READ title WRITE setTitle NOTIFY windowTitleChanged)
    Q_PROPERTY(Qt::WindowModality modality READ modality WRITE setModality NOTIFY modalityChanged)
    Q_PROPERTY(Qt::WindowFlags flags READ flags WRITE setFlags)
    Q_PROPERTY(int x READ x WRITE setX NOTIFY xChanged)
    Q_PROPERTY(int y READ y WRITE setY NOTIFY yChanged)
    Q_PROPERTY(int width READ width WRITE setWidth NOTIFY widthChanged)
    Q_PROPERTY(int height READ height WRITE setHeight NOTIFY heightChanged)
    Q_PROPERTY(int minimumWidth READ minimumWidth WRITE setMinimumWidth NOTIFY minimumWidthChanged)
    Q_PROPERTY(int minimumHeight READ minimumHeight WRITE setMinimumHeight NOTIFY minimumHeightChanged)
    Q_PROPERTY(int maximumWidth READ maximumWidth WRITE setMaximumWidth NOTIFY maximumWidthChanged)
    Q_PROPERTY(int maximumHeight READ maximumHeight WRITE setMaximumHeight NOTIFY maximumHeightChanged)
    Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
    Q_PROPERTY(bool active READ isActive NOTIFY activeChanged REVISION 1)
    Q_PROPERTY(Visibility visibility READ visibility WRITE setVisibility NOTIFY visibilityChanged REVISION 1)
    Q_PROPERTY(Qt::ScreenOrientation contentOrientation READ contentOrientation WRITE reportContentOrientationChange NOTIFY contentOrientationChanged)
    Q_PROPERTY(qreal opacity READ opacity WRITE setOpacity NOTIFY opacityChanged REVISION 1)

public:
    enum Visibility {
        Hidden = 0,
        AutomaticVisibility,
        Windowed,
        Minimized,
        Maximized,
        FullScreen
    };
    Q_ENUM(Visibility)

    enum AncestorMode {
        ExcludeTransients,
        IncludeTransients
    };
    Q_ENUM(AncestorMode)

    explicit QWindow(QScreen *screen = nullptr);
    explicit QWindow(QWindow *parent);
    virtual ~QWindow();

    void setSurfaceType(SurfaceType surfaceType);
    SurfaceType surfaceType() const override;

    bool isVisible() const;

    Visibility visibility() const;
    void setVisibility(Visibility v);

    void create();

    WId winId() const;

    QWindow *parent(AncestorMode mode) const;
    QWindow *parent() const; // ### Qt6: Merge with above
    void setParent(QWindow *parent);

    bool isTopLevel() const;

    bool isModal() const;
    Qt::WindowModality modality() const;
    void setModality(Qt::WindowModality modality);

    void setFormat(const QSurfaceFormat &format);
    QSurfaceFormat format() const override;
    QSurfaceFormat requestedFormat() const;

    void setFlags(Qt::WindowFlags flags);
    Qt::WindowFlags flags() const;
    void setFlag(Qt::WindowType, bool on = true);
    Qt::WindowType type() const;

    QString title() const;

    void setOpacity(qreal level);
    qreal opacity() const;

    void setMask(const QRegion &region);
    QRegion mask() const;

    bool isActive() const;

    void reportContentOrientationChange(Qt::ScreenOrientation orientation);
    Qt::ScreenOrientation contentOrientation() const;

    qreal devicePixelRatio() const;

    Qt::WindowState windowState() const;
    Qt::WindowStates windowStates() const;
    void setWindowState(Qt::WindowState state);
    void setWindowStates(Qt::WindowStates states);

    void setTransientParent(QWindow *parent);
    QWindow *transientParent() const;

    bool isAncestorOf(const QWindow *child, AncestorMode mode = IncludeTransients) const;

    bool isExposed() const;

    inline int minimumWidth() const { return minimumSize().width(); }
    inline int minimumHeight() const { return minimumSize().height(); }
    inline int maximumWidth() const { return maximumSize().width(); }
    inline int maximumHeight() const { return maximumSize().height(); }

    QSize minimumSize() const;
    QSize maximumSize() const;
    QSize baseSize() const;
    QSize sizeIncrement() const;

    void setMinimumSize(const QSize &size);
    void setMaximumSize(const QSize &size);
    void setBaseSize(const QSize &size);
    void setSizeIncrement(const QSize &size);

    QRect geometry() const;

    QMargins frameMargins() const;
    QRect frameGeometry() const;

    QPoint framePosition() const;
    void setFramePosition(const QPoint &point);

    inline int width() const { return geometry().width(); }
    inline int height() const { return geometry().height(); }
    inline int x() const { return geometry().x(); }
    inline int y() const { return geometry().y(); }

    QSize size() const override { return geometry().size(); }
    inline QPoint position() const { return geometry().topLeft(); }

    void setPosition(const QPoint &pt);
    void setPosition(int posx, int posy);

    void resize(const QSize &newSize);
    void resize(int w, int h);

    void setFilePath(const QString &filePath);
    QString filePath() const;

    void setIcon(const QIcon &icon);
    QIcon icon() const;

    void destroy();

    QPlatformWindow *handle() const;

    bool setKeyboardGrabEnabled(bool grab);
    bool setMouseGrabEnabled(bool grab);

    QScreen *screen() const;
    void setScreen(QScreen *screen);

    virtual QAccessibleInterface *accessibleRoot() const;
    virtual QObject *focusObject() const;

    QPoint mapToGlobal(const QPoint &pos) const;
    QPoint mapFromGlobal(const QPoint &pos) const;

#ifndef QT_NO_CURSOR
    QCursor cursor() const;
    void setCursor(const QCursor &);
    void unsetCursor();
#endif

    static QWindow *fromWinId(WId id);

#if QT_CONFIG(vulkan) || defined(Q_CLANG_QDOC)
    void setVulkanInstance(QVulkanInstance *instance);
    QVulkanInstance *vulkanInstance() const;
#endif

public Q_SLOTS:
    Q_REVISION(1) void requestActivate();

    void setVisible(bool visible);

    void show();
    void hide();

    void showMinimized();
    void showMaximized();
    void showFullScreen();
    void showNormal();

    bool close();
    void raise();
    void lower();

    void setTitle(const QString &);

    void setX(int arg);
    void setY(int arg);
    void setWidth(int arg);
    void setHeight(int arg);
    void setGeometry(int posx, int posy, int w, int h);
    void setGeometry(const QRect &rect);

    void setMinimumWidth(int w);
    void setMinimumHeight(int h);
    void setMaximumWidth(int w);
    void setMaximumHeight(int h);

    Q_REVISION(1) void alert(int msec);

    Q_REVISION(3) void requestUpdate();

Q_SIGNALS:
    void screenChanged(QScreen *screen);
    void modalityChanged(Qt::WindowModality modality);
    void windowStateChanged(Qt::WindowState windowState);
    Q_REVISION(2) void windowTitleChanged(const QString &title);

    void xChanged(int arg);
    void yChanged(int arg);

    void widthChanged(int arg);
    void heightChanged(int arg);

    void minimumWidthChanged(int arg);
    void minimumHeightChanged(int arg);
    void maximumWidthChanged(int arg);
    void maximumHeightChanged(int arg);

    void visibleChanged(bool arg);
    Q_REVISION(1) void visibilityChanged(QWindow::Visibility visibility);
    Q_REVISION(1) void activeChanged();
    void contentOrientationChanged(Qt::ScreenOrientation orientation);

    void focusObjectChanged(QObject *object);

    Q_REVISION(1) void opacityChanged(qreal opacity);

protected:
    virtual void exposeEvent(QExposeEvent *);
    virtual void resizeEvent(QResizeEvent *);
    virtual void moveEvent(QMoveEvent *);
    virtual void focusInEvent(QFocusEvent *);
    virtual void focusOutEvent(QFocusEvent *);

    virtual void showEvent(QShowEvent *);
    virtual void hideEvent(QHideEvent *);
    // TODO Qt 6 - add closeEvent virtual handler

    virtual bool event(QEvent *) override;
    virtual void keyPressEvent(QKeyEvent *);
    virtual void keyReleaseEvent(QKeyEvent *);
    virtual void mousePressEvent(QMouseEvent *);
    virtual void mouseReleaseEvent(QMouseEvent *);
    virtual void mouseDoubleClickEvent(QMouseEvent *);
    virtual void mouseMoveEvent(QMouseEvent *);
#if QT_CONFIG(wheelevent)
    virtual void wheelEvent(QWheelEvent *);
#endif
    virtual void touchEvent(QTouchEvent *);
#if QT_CONFIG(tabletevent)
    virtual void tabletEvent(QTabletEvent *);
#endif
    virtual bool nativeEvent(const QByteArray &eventType, void *message, long *result);

    QWindow(QWindowPrivate &dd, QWindow *parent);

private:
    Q_PRIVATE_SLOT(d_func(), void _q_clearAlert())
    QPlatformSurface *surfaceHandle() const override;

    Q_DISABLE_COPY(QWindow)

    friend class QGuiApplication;
    friend class QGuiApplicationPrivate;
    friend class QWindowContainer;
    friend Q_GUI_EXPORT QWindowPrivate *qt_window_private(QWindow *window);
};

#ifndef Q_QDOC
// should these be seen by clang-qdoc?
template <> inline QWindow *qobject_cast<QWindow*>(QObject *o)
{
    if (!o || !o->isWindowType()) return nullptr;
    return static_cast<QWindow*>(o);
}
template <> inline const QWindow *qobject_cast<const QWindow*>(const QObject *o)
{
    if (!o || !o->isWindowType()) return nullptr;
    return static_cast<const QWindow*>(o);
}
#endif // !Q_QDOC

#ifndef QT_NO_DEBUG_STREAM
Q_GUI_EXPORT QDebug operator<<(QDebug, const QWindow *);
#endif

QT_END_NAMESPACE

#endif // QWINDOW_H