diff options
Diffstat (limited to 'src/gui/kernel/qwidget.cpp')
| -rw-r--r-- | src/gui/kernel/qwidget.cpp | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index e551a1d..5c4cc74 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -9774,13 +9774,12 @@ void QWidget::setParent(QWidget *parent, Qt::WindowFlags f) } #endif - if (newParent) { - if (QWidgetBackingStore *oldBs = oldtlw->d_func()->maybeBackingStore()) { + if (QWidgetBackingStore *oldBs = oldtlw->d_func()->maybeBackingStore()) { + if (newParent) oldBs->removeDirtyWidget(this); - // Move the widget and all its static children from - // the old backing store to the new one. - oldBs->moveStaticWidgets(this); - } + // Move the widget and all its static children from + // the old backing store to the new one. + oldBs->moveStaticWidgets(this); } if ((QApplicationPrivate::app_compile_version < 0x040200 @@ -11872,16 +11871,20 @@ void QWidget::ungrabGesture(Qt::GestureType gesture) mouse when a mouse button is pressed and keeps it until the last button is released. - Note that only visible widgets can grab mouse input. If - isVisible() returns false for a widget, that widget cannot call - grabMouse(). + \note Only visible widgets can grab mouse input. If isVisible() + returns false for a widget, that widget cannot call grabMouse(). + + \note \bold{(Mac OS X developers)} For \e Cocoa, calling + grabMouse() on a widget only works when the mouse is inside the + frame of that widget. For \e Carbon, it works outside the widget's + frame as well, like for Windows and X11. \sa releaseMouse() grabKeyboard() releaseKeyboard() */ /*! \fn void QWidget::grabMouse(const QCursor &cursor) - \overload + \overload grabMouse() Grabs the mouse input and changes the cursor shape. @@ -11891,6 +11894,8 @@ void QWidget::ungrabGesture(Qt::GestureType gesture) \warning Grabbing the mouse might lock the terminal. + \note \bold{(Mac OS X developers)} See the note in QWidget::grabMouse(). + \sa releaseMouse(), grabKeyboard(), releaseKeyboard(), setCursor() */ |