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| |
| #ifndef QWINDOWSSCREEN_H |
| #define QWINDOWSSCREEN_H |
| |
| #include "qtwindowsglobal.h" |
| |
| #include <QtCore/qlist.h> |
| #include <QtCore/qvector.h> |
| #include <QtCore/qpair.h> |
| #include <QtCore/qscopedpointer.h> |
| #include <qpa/qplatformscreen.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| struct QWindowsScreenData |
| { |
| enum Flags |
| { |
| PrimaryScreen = 0x1, |
| VirtualDesktop = 0x2, |
| LockScreen = 0x4 // Temporary screen existing during user change, etc. |
| }; |
| |
| QRect geometry; |
| QRect availableGeometry; |
| QDpi dpi{96, 96}; |
| QSizeF physicalSizeMM; |
| int depth = 32; |
| QImage::Format format = QImage::Format_ARGB32_Premultiplied; |
| unsigned flags = VirtualDesktop; |
| QString name; |
| Qt::ScreenOrientation orientation = Qt::LandscapeOrientation; |
| qreal refreshRateHz = 60; |
| HMONITOR hMonitor = nullptr; |
| }; |
| |
| class QWindowsScreen : public QPlatformScreen |
| { |
| public: |
| #ifndef QT_NO_CURSOR |
| using CursorPtr = QScopedPointer<QPlatformCursor>; |
| #endif |
| |
| explicit QWindowsScreen(const QWindowsScreenData &data); |
| |
| QRect geometry() const override { return m_data.geometry; } |
| QRect availableGeometry() const override { return m_data.availableGeometry; } |
| int depth() const override { return m_data.depth; } |
| QImage::Format format() const override { return m_data.format; } |
| QSizeF physicalSize() const override { return m_data.physicalSizeMM; } |
| QDpi logicalDpi() const override { return m_data.dpi; } |
| QDpi logicalBaseDpi() const override { return QDpi(96, 96); }; |
| qreal devicePixelRatio() const override { return 1.0; } |
| qreal refreshRate() const override { return m_data.refreshRateHz; } |
| QString name() const override { return m_data.name; } |
| Qt::ScreenOrientation orientation() const override { return m_data.orientation; } |
| QList<QPlatformScreen *> virtualSiblings() const override; |
| QWindow *topLevelAt(const QPoint &point) const override; |
| static QWindow *windowAt(const QPoint &point, unsigned flags); |
| |
| QPixmap grabWindow(WId window, int qX, int qY, int qWidth, int qHeight) const override; |
| QPlatformScreen::SubpixelAntialiasingType subpixelAntialiasingTypeHint() const override; |
| |
| static Qt::ScreenOrientation orientationPreference(); |
| static bool setOrientationPreference(Qt::ScreenOrientation o); |
| |
| inline void handleChanges(const QWindowsScreenData &newData); |
| |
| HMONITOR handle() const; |
| |
| #ifndef QT_NO_CURSOR |
| QPlatformCursor *cursor() const override { return m_cursor.data(); } |
| const CursorPtr &cursorPtr() const { return m_cursor; } |
| #else |
| QPlatformCursor *cursor() const { return 0; } |
| #endif // !QT_NO_CURSOR |
| |
| const QWindowsScreenData &data() const { return m_data; } |
| |
| static QRect virtualGeometry(const QPlatformScreen *screen); |
| |
| private: |
| QWindowsScreenData m_data; |
| #ifndef QT_NO_CURSOR |
| const CursorPtr m_cursor; |
| #endif |
| }; |
| |
| class QWindowsScreenManager |
| { |
| public: |
| using WindowsScreenList = QList<QWindowsScreen *>; |
| |
| QWindowsScreenManager(); |
| |
| void clearScreens(); |
| |
| bool handleScreenChanges(); |
| bool handleDisplayChange(WPARAM wParam, LPARAM lParam); |
| const WindowsScreenList &screens() const { return m_screens; } |
| |
| const QWindowsScreen *screenAtDp(const QPoint &p) const; |
| const QWindowsScreen *screenForHwnd(HWND hwnd) const; |
| |
| static bool isSingleScreen(); |
| |
| private: |
| void removeScreen(int index); |
| |
| WindowsScreenList m_screens; |
| int m_lastDepth = -1; |
| WORD m_lastHorizontalResolution = 0; |
| WORD m_lastVerticalResolution = 0; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWINDOWSSCREEN_H |