void QSimpleDrag::startDrag()
{
QBasicDrag::startDrag();
m_current_window = topLevelAt(QCursor::pos());
if (m_current_window) {
QPlatformDragQtResponse response = QWindowSystemInterface::handleDrag(m_current_window, drag()->mimeData(), QCursor::pos(), drag()->supportedActions());
setCanDrop(response.isAccepted());
updateCursor(response.acceptedAction());
} else {
setCanDrop(false);
updateCursor(Qt::IgnoreAction);
}
setExecutedDropAction(Qt::IgnoreAction);
}
void QSimpleDrag::move(const QMouseEvent *me)
{
QBasicDrag::move(me);
QWindow *window = topLevelAt(me->globalPos());
if (!window)
return;
const QPoint pos = me->globalPos() - window->geometry().topLeft();
const QPlatformDragQtResponse qt_response =
QWindowSystemInterface::handleDrag(window, drag()->mimeData(), pos, drag()->supportedActions());
updateCursor(qt_response.acceptedAction());
setCanDrop(qt_response.isAccepted());
}
void QSimpleDrag::move(const QPoint &globalPos)
{
//### not high-DPI aware
moveShapedPixmapWindow(globalPos);
QWindow *window = topLevelAt(globalPos);
if (!window)
return;
const QPoint pos = globalPos - window->geometry().topLeft();
const QPlatformDragQtResponse qt_response =
QWindowSystemInterface::handleDrag(window, drag()->mimeData(), pos, drag()->supportedActions());
updateCursor(qt_response.acceptedAction());
setCanDrop(qt_response.isAccepted());
}
void QSimpleDrag::drop(const QMouseEvent *me)
{
QBasicDrag::drop(me);
QWindow *window = topLevelAt(me->globalPos());
if (!window)
return;
const QPoint pos = me->globalPos() - window->geometry().topLeft();
const QPlatformDropQtResponse response =
QWindowSystemInterface::handleDrop(window, drag()->mimeData(),pos, drag()->supportedActions());
if (response.isAccepted()) {
setExecutedDropAction(response.acceptedAction());
} else {
setExecutedDropAction(Qt::IgnoreAction);
}
}
