Impossible to interact with the year on QCalendarWidget on GraphicsView

The problem is that it  is using mapToGlobal to translate a mouse
position andthat doesn't work well when the widget is mebedded inside
graphics view.

Task-number: QT-2218
Reviewed-by: Bjoern Erik Nilsen

1 files changed, 15 insertions, 5 deletions

diff --git a/src/gui/widgets/qcalendarwidget.cpp b/src/gui/widgets/qcalendarwidget.cpp
index 71588c4..08ed7f6 100644
--- a/src/gui/widgets/qcalendarwidget.cpp
+++ b/src/gui/widgets/qcalendarwidget.cpp
@@ -3022,11 +3022,21 @@ bool QCalendarWidget::event(QEvent *event)
 bool QCalendarWidget::eventFilter(QObject *watched, QEvent *event)
 {
     Q_D(QCalendarWidget);
-    if (event->type() == QEvent::MouseButtonPress && d->yearEdit->hasFocus() && !QRect(d->yearEdit->mapToGlobal(QPoint(0, 0)), d->yearEdit->size()).contains(static_cast<QMouseEvent *>(event)->globalPos())) {
-        event->accept();
-        d->_q_yearEditingFinished();
-        setFocus();
-        return true;
+    if (event->type() == QEvent::MouseButtonPress && d->yearEdit->hasFocus()) {
+        QWidget *tlw = window();
+        QWidget *widget = static_cast<QWidget*>(watched);
+        //as we have a event filter on the whole application we first make sure that the top level widget
+        //of both this and the watched widget are the same to decide if we should finish the year edition.
+        if (widget->window() == tlw) {
+            QPoint mousePos = widget->mapTo(tlw, static_cast<QMouseEvent *>(event)->pos());
+            QRect geom = QRect(d->yearEdit->mapTo(tlw, QPoint(0, 0)), d->yearEdit->size());
+            if (!geom.contains(mousePos)) {
+                event->accept();
+                d->_q_yearEditingFinished();
+                setFocus();
+                return true;
+            }
+        }
     }
     return QWidget::eventFilter(watched, event);
 }