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Fixed reception of escape key press events

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This commit is contained in:
Uwe Kindler 2020-02-26 20:51:29 +01:00
parent f3c5d51380
commit fe10b570d3
1 changed files with 6 additions and 10 deletions
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16
src/FloatingDragPreview.cpp
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@ -40,6 +40,7 @@ struct FloatingDragPreviewPrivate
qreal WindowOpacity; qreal WindowOpacity;
bool Hidden = false; bool Hidden = false;
QPixmap ContentPreviewPixmap; QPixmap ContentPreviewPixmap;
bool Canceled = false;
/** /**
@ -59,6 +60,7 @@ struct FloatingDragPreviewPrivate
*/ */
void cancelDragging() void cancelDragging()
{ {
Canceled = true;
emit _this->draggingCanceled(); emit _this->draggingCanceled();
DockManager->containerOverlay()->hideOverlay(); DockManager->containerOverlay()->hideOverlay();
DockManager->dockAreaOverlay()->hideOverlay(); DockManager->dockAreaOverlay()->hideOverlay();
@ -85,11 +87,6 @@ void FloatingDragPreviewPrivate::updateDropOverlays(const QPoint &GlobalPos)
continue; continue;
} }
/*if (DockContainer == ContainerWidget)
{
continue;
}*/
QPoint MappedPos = ContainerWidget->mapFromGlobal(GlobalPos); QPoint MappedPos = ContainerWidget->mapFromGlobal(GlobalPos);
if (ContainerWidget->rect().contains(MappedPos)) if (ContainerWidget->rect().contains(MappedPos))
{ {
@ -207,10 +204,9 @@ CFloatingDragPreview::CFloatingDragPreview(QWidget* Content, QWidget* parent) :
connect(qApp, SIGNAL(applicationStateChanged(Qt::ApplicationState)), connect(qApp, SIGNAL(applicationStateChanged(Qt::ApplicationState)),
SLOT(onApplicationStateChanged(Qt::ApplicationState))); SLOT(onApplicationStateChanged(Qt::ApplicationState)));
// The focused object will receive key press events and therefore we // The only safe way to receive escape key presses is to install an event
// install the event filter on it to receive escape key press for drag // filter for the application object
// canceling qApp->installEventFilter(this);
qApp->focusObject()->installEventFilter(this);
} }
@ -377,7 +373,7 @@ void CFloatingDragPreview::onApplicationStateChanged(Qt::ApplicationState state)
bool CFloatingDragPreview::eventFilter(QObject *watched, QEvent *event) bool CFloatingDragPreview::eventFilter(QObject *watched, QEvent *event)
{ {
Q_UNUSED(watched); Q_UNUSED(watched);
if (event->type() == QEvent::KeyPress) if (!d->Canceled && event->type() == QEvent::KeyPress)
{ {
QKeyEvent* e = static_cast<QKeyEvent*>(event); QKeyEvent* e = static_cast<QKeyEvent*>(event);
if (e->key() == Qt::Key_Escape) if (e->key() == Qt::Key_Escape)