diff options
Diffstat (limited to 'src/widgets/kernel/qwidget_p.h')
| -rw-r--r-- | src/widgets/kernel/qwidget_p.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/widgets/kernel/qwidget_p.h b/src/widgets/kernel/qwidget_p.h index 2c397aec88..b830895788 100644 --- a/src/widgets/kernel/qwidget_p.h +++ b/src/widgets/kernel/qwidget_p.h @@ -76,6 +76,7 @@ QT_BEGIN_NAMESPACE // Extra QWidget data // - to minimize memory usage for members that are seldom used. // - top-level widgets have extra extra data to reduce cost further +class QWidgetWindow; class QPaintEngine; class QPixmap; class QWidgetBackingStore; @@ -160,7 +161,7 @@ struct QTLWExtra { QWidgetBackingStoreTracker backingStoreTracker; QBackingStore *backingStore; QPainter *sharedPainter; - QWindow *window; + QWidgetWindow *window; QOpenGLContext *shareContext; // Implicit pointers (shared_null). @@ -338,6 +339,7 @@ public: QPainter *sharedPainter() const; void setSharedPainter(QPainter *painter); QWidgetBackingStore *maybeBackingStore() const; + QWidgetWindow *windowHandle() const; void init(QWidget *desktopWidget, Qt::WindowFlags f); void create_sys(WId window, bool initializeWindow, bool destroyOldWindow); void createRecursively(); @@ -987,6 +989,13 @@ inline QWidgetBackingStore *QWidgetPrivate::maybeBackingStore() const return x ? x->backingStoreTracker.data() : 0; } +inline QWidgetWindow *QWidgetPrivate::windowHandle() const +{ + if (QTLWExtra *x = maybeTopData()) + return x->window; + return nullptr; +} + QT_END_NAMESPACE #endif // QWIDGET_P_H |