Cursor upper widgets is the same as upper board.

Fixed restoring of cursors at mouse release event on board.

src/board/UBBoardView.cpp

@@ -626,6 +626,7 @@ UBBoardView::mouseReleaseEvent (QMouseEvent *event)
 {
     UBStylusTool::Enum currentTool = (UBStylusTool::Enum)UBDrawingController::drawingController ()->stylusTool ();
 
+  setToolCursor (currentTool);
   // first propagate device release to the scene
   if (scene ())
     scene ()->inputDeviceRelease ();
@@ -1019,6 +1020,7 @@ UBBoardView::setToolCursor (int tool)
       break;
     case UBStylusTool::Eraser:
       controlViewport->setCursor (UBResources::resources ()->eraserCursor);
+      scene()->hideEraser();
       break;
     case UBStylusTool::Marker:
       controlViewport->setCursor (UBResources::resources ()->markerCursor);

src/domain/UBGraphicsProxyWidget.cpp

@@ -47,6 +47,10 @@ UBGraphicsProxyWidget::~UBGraphicsProxyWidget()
 
 QVariant UBGraphicsProxyWidget::itemChange(GraphicsItemChange change, const QVariant &value)
 {
+    if (change == QGraphicsItem::ItemCursorHasChanged &&  scene())
+    {
+        unsetCursor();
+    }
     if ((change == QGraphicsItem::ItemSelectedHasChanged)
               &&  scene())
     {

src/domain/UBGraphicsScene.cpp

@@ -2372,9 +2372,4 @@ void UBGraphicsScene::setToolCursor(int tool)
     {
         deselectAllItems();
     }
-
-    if (tool != (int)UBStylusTool::Eraser)
-    {
-        hideEraser();
-    }
 }