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40 | ****************************************************************************/ |
41 | |
42 | #ifndef QDESKTOPWIDGET_H |
43 | #define QDESKTOPWIDGET_H |
44 | |
45 | #include <QtGui/qwidget.h> |
46 | |
47 | QT_BEGIN_HEADER |
48 | |
49 | QT_BEGIN_NAMESPACE |
50 | |
51 | QT_MODULE(Gui) |
52 | |
53 | class QApplication; |
54 | class QDesktopWidgetPrivate; |
55 | |
56 | class Q_GUI_EXPORT QDesktopWidget : public QWidget |
57 | { |
58 | Q_OBJECT |
59 | Q_PROPERTY(bool virtualDesktop READ isVirtualDesktop) |
60 | Q_PROPERTY(int screenCount READ screenCount NOTIFY screenCountChanged) |
61 | Q_PROPERTY(int primaryScreen READ primaryScreen) |
62 | public: |
63 | QDesktopWidget(); |
64 | ~QDesktopWidget(); |
65 | |
66 | bool isVirtualDesktop() const; |
67 | |
68 | int numScreens() const; |
69 | int screenCount() const; |
70 | int primaryScreen() const; |
71 | |
72 | int screenNumber(const QWidget *widget = 0) const; |
73 | int screenNumber(const QPoint &) const; |
74 | |
75 | QWidget *screen(int screen = -1); |
76 | |
77 | const QRect screenGeometry(int screen = -1) const; |
78 | const QRect screenGeometry(const QWidget *widget) const; |
79 | const QRect screenGeometry(const QPoint &point) const |
80 | { return screenGeometry(screenNumber(point)); } |
81 | |
82 | const QRect availableGeometry(int screen = -1) const; |
83 | const QRect availableGeometry(const QWidget *widget) const; |
84 | const QRect availableGeometry(const QPoint &point) const |
85 | { return availableGeometry(screenNumber(point)); } |
86 | |
87 | Q_SIGNALS: |
88 | void resized(int); |
89 | void workAreaResized(int); |
90 | void screenCountChanged(int); |
91 | |
92 | protected: |
93 | void resizeEvent(QResizeEvent *e); |
94 | |
95 | private: |
96 | Q_DISABLE_COPY(QDesktopWidget) |
97 | Q_DECLARE_PRIVATE(QDesktopWidget) |
98 | |
99 | friend class QApplication; |
100 | friend class QApplicationPrivate; |
101 | }; |
102 | |
103 | inline int QDesktopWidget::screenCount() const |
104 | { return numScreens(); } |
105 | |
106 | QT_END_NAMESPACE |
107 | |
108 | QT_END_HEADER |
109 | |
110 | #endif // QDESKTOPWIDGET_H |
111 | |