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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the QtWidgets module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
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17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or (at your option) the GNU General |
28 | ** Public license version 3 or any later version approved by the KDE Free |
29 | ** Qt Foundation. The licenses are as published by the Free Software |
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35 | ** |
36 | ** $QT_END_LICENSE$ |
37 | ** |
38 | ****************************************************************************/ |
39 | |
40 | #ifndef QAPPLICATION_H |
41 | #define QAPPLICATION_H |
42 | |
43 | #include <QtWidgets/qtwidgetsglobal.h> |
44 | #include <QtCore/qcoreapplication.h> |
45 | #include <QtGui/qwindowdefs.h> |
46 | #include <QtCore/qpoint.h> |
47 | #include <QtCore/qsize.h> |
48 | #include <QtGui/qcursor.h> |
49 | #ifdef QT_INCLUDE_COMPAT |
50 | # include <QtWidgets/qdesktopwidget.h> |
51 | #endif |
52 | #include <QtGui/qguiapplication.h> |
53 | |
54 | QT_BEGIN_NAMESPACE |
55 | |
56 | |
57 | class QDesktopWidget; |
58 | class QStyle; |
59 | class QEventLoop; |
60 | class QIcon; |
61 | template <typename T> class QList; |
62 | class QLocale; |
63 | class QPlatformNativeInterface; |
64 | |
65 | class QApplication; |
66 | class QApplicationPrivate; |
67 | #if defined(qApp) |
68 | #undef qApp |
69 | #endif |
70 | #define qApp (static_cast<QApplication *>(QCoreApplication::instance())) |
71 | |
72 | class Q_WIDGETS_EXPORT QApplication : public QGuiApplication |
73 | { |
74 | Q_OBJECT |
75 | Q_PROPERTY(QIcon windowIcon READ windowIcon WRITE setWindowIcon) |
76 | Q_PROPERTY(int cursorFlashTime READ cursorFlashTime WRITE setCursorFlashTime) |
77 | Q_PROPERTY(int doubleClickInterval READ doubleClickInterval WRITE setDoubleClickInterval) |
78 | Q_PROPERTY(int keyboardInputInterval READ keyboardInputInterval WRITE setKeyboardInputInterval) |
79 | #if QT_CONFIG(wheelevent) |
80 | Q_PROPERTY(int wheelScrollLines READ wheelScrollLines WRITE setWheelScrollLines) |
81 | #endif |
82 | #if QT_DEPRECATED_SINCE(5, 15) |
83 | Q_PROPERTY(QSize globalStrut READ globalStrut WRITE setGlobalStrut) |
84 | #endif |
85 | Q_PROPERTY(int startDragTime READ startDragTime WRITE setStartDragTime) |
86 | Q_PROPERTY(int startDragDistance READ startDragDistance WRITE setStartDragDistance) |
87 | #ifndef QT_NO_STYLE_STYLESHEET |
88 | Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet) |
89 | #endif |
90 | Q_PROPERTY(bool autoSipEnabled READ autoSipEnabled WRITE setAutoSipEnabled) |
91 | |
92 | public: |
93 | #ifdef Q_QDOC |
94 | QApplication(int &argc, char **argv); |
95 | #else |
96 | QApplication(int &argc, char **argv, int = ApplicationFlags); |
97 | #endif |
98 | virtual ~QApplication(); |
99 | |
100 | static QStyle *style(); |
101 | static void setStyle(QStyle*); |
102 | static QStyle *setStyle(const QString&); |
103 | enum ColorSpec { NormalColor=0, CustomColor=1, ManyColor=2 }; |
104 | #if QT_DEPRECATED_SINCE(5, 8) |
105 | QT_DEPRECATED static int colorSpec(); |
106 | QT_DEPRECATED static void setColorSpec(int); |
107 | #endif // QT_DEPRECATED_SINCE(5, 8) |
108 | #if QT_DEPRECATED_SINCE(5, 0) |
109 | QT_DEPRECATED static inline void setGraphicsSystem(const QString &) {} |
110 | #endif |
111 | |
112 | using QGuiApplication::palette; |
113 | static QPalette palette(const QWidget *); |
114 | static QPalette palette(const char *className); |
115 | static void setPalette(const QPalette &, const char* className = nullptr); |
116 | static QFont font(); |
117 | static QFont font(const QWidget*); |
118 | static QFont font(const char *className); |
119 | static void setFont(const QFont &, const char* className = nullptr); |
120 | static QFontMetrics fontMetrics(); |
121 | |
122 | #if QT_VERSION < 0x060000 // remove these forwarders in Qt 6 |
123 | static void setWindowIcon(const QIcon &icon); |
124 | static QIcon windowIcon(); |
125 | #endif |
126 | |
127 | static QWidgetList allWidgets(); |
128 | static QWidgetList topLevelWidgets(); |
129 | |
130 | static QDesktopWidget *desktop(); |
131 | |
132 | static QWidget *(); |
133 | static QWidget *activeModalWidget(); |
134 | static QWidget *focusWidget(); |
135 | |
136 | static QWidget *activeWindow(); |
137 | static void setActiveWindow(QWidget* act); |
138 | |
139 | static QWidget *widgetAt(const QPoint &p); |
140 | static inline QWidget *widgetAt(int x, int y) { return widgetAt(p: QPoint(x, y)); } |
141 | static QWidget *topLevelAt(const QPoint &p); |
142 | static inline QWidget *topLevelAt(int x, int y) { return topLevelAt(p: QPoint(x, y)); } |
143 | |
144 | #if QT_DEPRECATED_SINCE(5, 0) |
145 | QT_DEPRECATED static inline void syncX() {} |
146 | #endif |
147 | static void beep(); |
148 | static void alert(QWidget *widget, int duration = 0); |
149 | |
150 | static void setCursorFlashTime(int); |
151 | static int cursorFlashTime(); |
152 | |
153 | static void setDoubleClickInterval(int); |
154 | static int doubleClickInterval(); |
155 | |
156 | static void setKeyboardInputInterval(int); |
157 | static int keyboardInputInterval(); |
158 | |
159 | #if QT_CONFIG(wheelevent) |
160 | static void setWheelScrollLines(int); |
161 | static int wheelScrollLines(); |
162 | #endif |
163 | #if QT_DEPRECATED_SINCE(5, 15) |
164 | static void setGlobalStrut(const QSize &); |
165 | static QSize globalStrut(); |
166 | #endif |
167 | |
168 | static void setStartDragTime(int ms); |
169 | static int startDragTime(); |
170 | static void setStartDragDistance(int l); |
171 | static int startDragDistance(); |
172 | |
173 | static bool isEffectEnabled(Qt::UIEffect); |
174 | static void setEffectEnabled(Qt::UIEffect, bool enable = true); |
175 | |
176 | #if QT_DEPRECATED_SINCE(5, 0) |
177 | QT_DEPRECATED static QLocale keyboardInputLocale() |
178 | { return qApp ? QGuiApplication::inputMethod()->locale() : QLocale::c(); } |
179 | QT_DEPRECATED static Qt::LayoutDirection keyboardInputDirection() |
180 | { return qApp ? QGuiApplication::inputMethod()->inputDirection() : Qt::LeftToRight; } |
181 | #endif |
182 | |
183 | static int exec(); |
184 | bool notify(QObject *, QEvent *) override; |
185 | |
186 | #ifdef QT_KEYPAD_NAVIGATION |
187 | # if QT_DEPRECATED_SINCE(5, 13) |
188 | static QT_DEPRECATED_X ("Use QApplication::setNavigationMode() instead" ) |
189 | void setKeypadNavigationEnabled(bool); |
190 | static QT_DEPRECATED_X ("Use QApplication::navigationMode() instead" ) |
191 | bool keypadNavigationEnabled(); |
192 | # endif |
193 | static void setNavigationMode(Qt::NavigationMode mode); |
194 | static Qt::NavigationMode navigationMode(); |
195 | #endif |
196 | |
197 | Q_SIGNALS: |
198 | void focusChanged(QWidget *old, QWidget *now); |
199 | |
200 | public: |
201 | QString styleSheet() const; |
202 | public Q_SLOTS: |
203 | #ifndef QT_NO_STYLE_STYLESHEET |
204 | void setStyleSheet(const QString& sheet); |
205 | #endif |
206 | void setAutoSipEnabled(const bool enabled); |
207 | bool autoSipEnabled() const; |
208 | static void closeAllWindows(); |
209 | static void aboutQt(); |
210 | |
211 | protected: |
212 | bool event(QEvent *) override; |
213 | bool compressEvent(QEvent *, QObject *receiver, QPostEventList *) override; |
214 | |
215 | private: |
216 | Q_DISABLE_COPY(QApplication) |
217 | Q_DECLARE_PRIVATE(QApplication) |
218 | |
219 | friend class QGraphicsWidget; |
220 | friend class QGraphicsItem; |
221 | friend class QGraphicsScene; |
222 | friend class QGraphicsScenePrivate; |
223 | friend class QWidget; |
224 | friend class QWidgetPrivate; |
225 | friend class QWidgetWindow; |
226 | friend class QTranslator; |
227 | friend class QWidgetAnimator; |
228 | #ifndef QT_NO_SHORTCUT |
229 | friend class QShortcut; |
230 | friend class QLineEdit; |
231 | friend class QWidgetTextControl; |
232 | #endif |
233 | friend class QAction; |
234 | |
235 | #ifndef QT_NO_GESTURES |
236 | friend class QGestureManager; |
237 | #endif |
238 | }; |
239 | |
240 | QT_END_NAMESPACE |
241 | |
242 | #endif // QAPPLICATION_H |
243 | |