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-rw-r--r--src/gui/kernel/qapplication_s60.cpp149
1 files changed, 93 insertions, 56 deletions
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index 6d50e55..cb9dda4 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -464,12 +464,47 @@ void QSymbianControl::HandlePointerEventL(const TPointerEvent& pEvent)
QT_TRYCATCH_LEAVING(HandlePointerEvent(pEvent));
}
+typedef QPair<QWidget*,QMouseEvent> Event;
+
+/*
+ * Helper function called by HandlePointerEvent - separated to keep that function readable
+ */
+static void generateEnterLeaveEvents(QList<Event> &events, QWidget *widgetUnderPointer,
+ QPoint globalPos, Qt::MouseButton button, Qt::KeyboardModifiers modifiers)
+{
+ //moved to another widget, create enter and leave events
+ if (S60->lastPointerEventTarget) {
+ QMouseEvent mEventLeave(QEvent::Leave, S60->lastPointerEventTarget->mapFromGlobal(
+ S60->lastCursorPos), S60->lastCursorPos, button, QApplicationPrivate::mouse_buttons,
+ modifiers);
+ events.append(Event(S60->lastPointerEventTarget, mEventLeave));
+ }
+ if (widgetUnderPointer) {
+ QMouseEvent mEventEnter(QEvent::Enter, widgetUnderPointer->mapFromGlobal(globalPos),
+ globalPos, button, QApplicationPrivate::mouse_buttons, modifiers);
+
+ events.append(Event(widgetUnderPointer, mEventEnter));
+#ifndef QT_NO_CURSOR
+ S60->curWin = widgetUnderPointer->effectiveWinId();
+ if (!QApplication::overrideCursor()) {
+#ifndef Q_SYMBIAN_FIXED_POINTER_CURSORS
+ if (S60->brokenPointerCursors)
+ qt_symbian_set_pointer_sprite(widgetUnderPointer->cursor());
+ else
+#endif
+ qt_symbian_setWindowCursor(widgetUnderPointer->cursor(), S60->curWin);
+ }
+#endif
+ }
+}
+
+
void QSymbianControl::HandlePointerEvent(const TPointerEvent& pEvent)
{
- //### refactor me, getting too complex
QMouseEvent::Type type;
Qt::MouseButton button;
mapS60MouseEventTypeToQt(&type, &button, &pEvent);
+ Qt::KeyboardModifiers modifiers = mapToQtModifiers(pEvent.iModifiers);
if (m_previousEventLongTap)
if (type == QEvent::MouseButtonRelease){
@@ -481,79 +516,76 @@ void QSymbianControl::HandlePointerEvent(const TPointerEvent& pEvent)
return;
// store events for later sending/saving
- QWidget *alienWidget;
- typedef QPair<QWidget*,QMouseEvent> Event;
QList<Event > events;
QPoint widgetPos = QPoint(pEvent.iPosition.iX, pEvent.iPosition.iY);
TPoint controlScreenPos = PositionRelativeToScreen();
QPoint globalPos = QPoint(controlScreenPos.iX, controlScreenPos.iY) + widgetPos;
- if (type == QEvent::MouseButtonPress || type == QEvent::MouseButtonDblClick || type == QEvent::MouseMove)
- {
- // get the widget where the event happened
- alienWidget = qwidget->childAt(widgetPos);
- if (!alienWidget)
- alienWidget = qwidget;
- S60->mousePressTarget = alienWidget;
+ // widgets interested in the event
+ QWidget *widgetUnderPointer = qwidget->childAt(widgetPos);
+ if (!widgetUnderPointer)
+ widgetUnderPointer = qwidget; //i.e. this container widget
+
+ QWidget *widgetWithMouseGrab = QWidget::mouseGrabber();
+
+ // handle auto grab of pointer when pressing / releasing
+ if (!widgetWithMouseGrab && type == QEvent::MouseButtonPress) {
+ //if previously auto-grabbed, generate a fake mouse release (platform bug: mouse release event was lost)
+ if (S60->mousePressTarget) {
+ QMouseEvent mEvent(QEvent::MouseButtonRelease, S60->mousePressTarget->mapFromGlobal(globalPos), globalPos,
+ button, QApplicationPrivate::mouse_buttons, modifiers);
+ events.append(Event(S60->mousePressTarget,mEvent));
+ }
+ //auto grab the mouse
+ widgetWithMouseGrab = S60->mousePressTarget = widgetUnderPointer;
+ widgetWithMouseGrab->grabMouse();
+ }
+ if (widgetWithMouseGrab && widgetWithMouseGrab == S60->mousePressTarget && type == QEvent::MouseButtonRelease) {
+ //release the auto grab - note this release event still goes to the autograb widget
+ S60->mousePressTarget = 0;
+ widgetWithMouseGrab->releaseMouse();
}
- alienWidget = S60->mousePressTarget;
+ QWidget *widgetToReceiveMouseEvent;
+ if (widgetWithMouseGrab)
+ widgetToReceiveMouseEvent = widgetWithMouseGrab;
+ else
+ widgetToReceiveMouseEvent = widgetUnderPointer;
- if (alienWidget != S60->lastPointerEventTarget)
- if (type == QEvent::MouseButtonPress || type == QEvent::MouseButtonDblClick || type == QEvent::MouseMove)
- {
- //moved to another widget, create enter and leave events
- if (S60->lastPointerEventTarget)
- {
- QMouseEvent mEventLeave(QEvent::Leave, S60->lastPointerEventTarget->mapFromGlobal(S60->lastCursorPos), S60->lastCursorPos,
- button, QApplicationPrivate::mouse_buttons, mapToQtModifiers(pEvent.iModifiers));
- events.append(Event(S60->lastPointerEventTarget,mEventLeave));
- }
- if (alienWidget) {
- QMouseEvent mEventEnter(QEvent::Enter, alienWidget->mapFromGlobal(globalPos),
- globalPos, button, QApplicationPrivate::mouse_buttons, mapToQtModifiers(
- pEvent.iModifiers));
+ //queue QEvent::Enter and QEvent::Leave, if the pointer has moved
+ if (widgetUnderPointer != S60->lastPointerEventTarget && (type == QEvent::MouseButtonPress || type == QEvent::MouseButtonDblClick || type == QEvent::MouseMove))
+ generateEnterLeaveEvents(events, widgetUnderPointer, globalPos, button, modifiers);
- events.append(Event(alienWidget, mEventEnter));
-#ifndef QT_NO_CURSOR
- S60->curWin = alienWidget->effectiveWinId();
- if (!QApplication::overrideCursor()) {
-#ifndef Q_SYMBIAN_FIXED_POINTER_CURSORS
- if (S60->brokenPointerCursors)
- qt_symbian_set_pointer_sprite(alienWidget->cursor());
- else
-#endif
- qt_symbian_setWindowCursor(alienWidget->cursor(), S60->curWin);
- }
-#endif
- }
- }
+ //save global state
S60->lastCursorPos = globalPos;
+ S60->lastPointerEventPos = widgetPos;
+ S60->lastPointerEventTarget = widgetUnderPointer;
+
#if !defined(QT_NO_CURSOR) && !defined(Q_SYMBIAN_FIXED_POINTER_CURSORS)
if (S60->brokenPointerCursors)
qt_symbian_move_cursor_sprite();
#endif
- S60->lastPointerEventPos = widgetPos;
- S60->lastPointerEventTarget = alienWidget;
- if (alienWidget)
- {
- QMouseEvent mEvent(type, alienWidget->mapFromGlobal(globalPos), globalPos,
- button, QApplicationPrivate::mouse_buttons, mapToQtModifiers(pEvent.iModifiers));
- events.append(Event(alienWidget,mEvent));
- QEventDispatcherS60 *dispatcher;
- // It is theoretically possible for someone to install a different event dispatcher.
- if ((dispatcher = qobject_cast<QEventDispatcherS60 *>(alienWidget->d_func()->threadData->eventDispatcher)) != 0) {
- if (dispatcher->excludeUserInputEvents()) {
- for (int i=0;i < events.count();++i)
- {
- Event next = events[i];
- dispatcher->saveInputEvent(this, next.first, new QMouseEvent(next.second));
- }
- return;
+
+ //queue this event.
+ Q_ASSERT(widgetToReceiveMouseEvent);
+ QMouseEvent mEvent(type, widgetToReceiveMouseEvent->mapFromGlobal(globalPos), globalPos,
+ button, QApplicationPrivate::mouse_buttons, modifiers);
+ events.append(Event(widgetToReceiveMouseEvent,mEvent));
+ QEventDispatcherS60 *dispatcher;
+ // It is theoretically possible for someone to install a different event dispatcher.
+ if ((dispatcher = qobject_cast<QEventDispatcherS60 *>(widgetToReceiveMouseEvent->d_func()->threadData->eventDispatcher)) != 0) {
+ if (dispatcher->excludeUserInputEvents()) {
+ for (int i=0;i < events.count();++i)
+ {
+ Event next = events[i];
+ dispatcher->saveInputEvent(this, next.first, new QMouseEvent(next.second));
}
+ return;
}
}
+
+ //send events in the queue
for (int i=0;i < events.count();++i)
{
Event next = events[i];
@@ -1123,6 +1155,11 @@ void qt_init(QApplicationPrivate * /* priv */, int)
;
}
*/
+
+ // Register WId with the metatype system. This is to enable
+ // QWidgetPrivate::create_sys to used delayed slot invokation in order
+ // to destroy WId objects during reparenting.
+ qRegisterMetaType<WId>("WId");
}
/*****************************************************************************
generated by cgit v0.12 at 2024-11-15 23:36:20 (GMT)