diff options
author | Friedemann Kleint <Friedemann.Kleint@digia.com> | 2013-10-01 15:00:55 +0200 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-10-02 10:43:55 +0200 |
commit | 5ad1e2578bb3eaa7da6aefa1f96d79947216d509 (patch) | |
tree | 6d4289e3058703662767b2a21908689d0513fdc7 /src/plugins/platforms/xcb/qxcbcursor.h | |
parent | 8388b40108eb3f78531dac2af07eef0e89a44c03 (diff) |
Windows/Linux: Cache cursors by mask/pixmap keys and shape.
Task-number: QTBUG-33383
Change-Id: I65a5a0870f50f42c26a4d297331224b3597a36e0
Reviewed-by: Andy Shaw <andy.shaw@digia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbcursor.h')
-rw-r--r-- | src/plugins/platforms/xcb/qxcbcursor.h | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/plugins/platforms/xcb/qxcbcursor.h b/src/plugins/platforms/xcb/qxcbcursor.h index 081300868c..f224aae4e0 100644 --- a/src/plugins/platforms/xcb/qxcbcursor.h +++ b/src/plugins/platforms/xcb/qxcbcursor.h @@ -47,6 +47,31 @@ QT_BEGIN_NAMESPACE +#ifndef QT_NO_CURSOR + +struct QXcbCursorCacheKey +{ + explicit QXcbCursorCacheKey(const QCursor &c); + explicit QXcbCursorCacheKey(Qt::CursorShape s) : shape(s), bitmapCacheKey(0), maskCacheKey(0) {} + QXcbCursorCacheKey() : shape(Qt::CustomCursor), bitmapCacheKey(0), maskCacheKey(0) {} + + Qt::CursorShape shape; + qint64 bitmapCacheKey; + qint64 maskCacheKey; +}; + +inline bool operator==(const QXcbCursorCacheKey &k1, const QXcbCursorCacheKey &k2) +{ + return k1.shape == k2.shape && k1.bitmapCacheKey == k2.bitmapCacheKey && k1.maskCacheKey == k2.maskCacheKey; +} + +inline uint qHash(const QXcbCursorCacheKey &k, uint seed) Q_DECL_NOTHROW +{ + return (uint(k.shape) + uint(k.bitmapCacheKey) + uint(k.maskCacheKey)) ^ seed; +} + +#endif // !QT_NO_CURSOR + class QXcbCursor : public QXcbObject, public QPlatformCursor { public: @@ -62,6 +87,8 @@ public: private: #ifndef QT_NO_CURSOR + typedef QHash<QXcbCursorCacheKey, xcb_cursor_t> CursorHash; + xcb_cursor_t createFontCursor(int cshape); xcb_cursor_t createBitmapCursor(QCursor *cursor); xcb_cursor_t createNonStandardCursor(int cshape); @@ -69,8 +96,7 @@ private: QXcbScreen *m_screen; #ifndef QT_NO_CURSOR - QMap<int, xcb_cursor_t> m_shapeCursorMap; - QMap<qint64, xcb_cursor_t> m_bitmapCursorMap; + CursorHash m_cursorHash; #endif #ifdef XCB_USE_XLIB static void cursorThemePropertyChanged(QXcbScreen *screen, |