QmlProfiler: avoid selection jumping between views

The JS profiler doesn't use column information.  This can produce
undesired side effects when changing the selection from the
QML pane if the signal bounces back.

Change-Id: I76d8c97c53b0c4800f855054cdb5ff5e8d034d65
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>

src/plugins/qmlprofiler/qmlprofilereventview.cpp

@@ -217,6 +217,7 @@ public:
     QList<bool> m_fieldShown;
     int m_firstNumericColumn;
     int m_detailsColumn;
+    bool m_preventSelectBounce;
 };
 
 
@@ -241,6 +242,7 @@ QmlProfilerEventsMainView::QmlProfilerEventsMainView(QmlProfilerEventList *model
 
     d->m_firstNumericColumn = 0;
     d->m_detailsColumn = 0;
+    d->m_preventSelectBounce = false;
 
     // default view
     setViewType(EventsView);
@@ -574,6 +576,10 @@ int QmlProfilerEventsMainView::selectedEventId() const
 
 void QmlProfilerEventsMainView::jumpToItem(const QModelIndex &index)
 {
+    if (d->m_preventSelectBounce)
+        return;
+
+    d->m_preventSelectBounce = true;
     QStandardItem *clickedItem = d->m_model->itemFromIndex(index);
     QStandardItem *infoItem;
     if (clickedItem->parent())
@@ -595,6 +601,8 @@ void QmlProfilerEventsMainView::jumpToItem(const QModelIndex &index)
     if (d->m_viewType == EventsView) {
         emit showEventInTimeline(infoItem->data(EventIdRole).toInt());
     }
+
+    d->m_preventSelectBounce = false;
 }
 
 void QmlProfilerEventsMainView::selectEvent(int eventId)
@@ -611,6 +619,9 @@ void QmlProfilerEventsMainView::selectEvent(int eventId)
 
 void QmlProfilerEventsMainView::selectEventByLocation(const QString &filename, int line)
 {
+    if (d->m_preventSelectBounce)
+        return;
+
     for (int i=0; i<d->m_model->rowCount(); i++) {
         QStandardItem *infoItem = d->m_model->item(i, 0);
         if (currentIndex() != d->m_model->indexFromItem(infoItem) && infoItem->data(FilenameRole).toString() == filename && infoItem->data(LineRole).toInt() == line) {