Add hoverItemChanged event to RDTreeWidget

qrenderdoc/Widgets/Extended/RDTreeWidget.cpp

@@ -809,6 +809,8 @@ void RDTreeWidget::mouseMoveEvent(QMouseEvent *e)
     }
   }
 
+  emit hoverItemChanged(newHover);
+
   emit mouseMove(e);
 
   RDTreeView::mouseMoveEvent(e);
@@ -838,6 +840,8 @@ void RDTreeWidget::leaveEvent(QEvent *e)
     m_model->itemChanged(item, {Qt::DecorationRole, Qt::BackgroundRole, Qt::ForegroundRole});
   }
 
+  emit hoverItemChanged(NULL);
+
   RDTreeView::leaveEvent(e);
 }
 

qrenderdoc/Widgets/Extended/RDTreeWidget.h

@@ -265,6 +265,7 @@ signals:
   void itemDoubleClicked(RDTreeWidgetItem *item, int column);
   void itemActivated(RDTreeWidgetItem *item, int column);
   void currentItemChanged(RDTreeWidgetItem *current, RDTreeWidgetItem *previous);
+  void hoverItemChanged(RDTreeWidgetItem *item);
   void itemSelectionChanged();
 
 public slots: