* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <QApplication>
{
assert(event);
- mouse_down_point_ = event->pos();
- mouse_down_item_ = get_mouse_over_item(event->pos());
-
- if (event->button() & Qt::LeftButton)
+ /* Ignore right click events as they will open context menus when
+ * used on trace labels. Those menus prevent ViewWidget::mouseReleaseEvent()
+ * to be triggered upon button release, making mouse_down_item_
+ * hold the last reference to a view item that might have been deleted
+ * from the context menu, preventing it from being freed as intended.
+ */
+ if (event->button() & Qt::LeftButton) {
+ mouse_down_point_ = event->pos();
+ mouse_down_item_ = get_mouse_over_item(event->pos());
mouse_left_press_event(event);
+ }
}
void ViewWidget::mouseReleaseEvent(QMouseEvent *event)
{
assert(event);
+
if (event->button() & Qt::LeftButton)
mouse_left_release_event(event);