- Update controls only if the are visible, or if they gain focus again

- This is required to improve the performance during large model transformations that issue numerous UI updates via EContentAdapaters

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editpart/allocation/AllocationDiagramEditPartBase.java

@@ -46,7 +46,7 @@ import org.fortiss.tooling.base.ui.layout.RectangleGridLayoutDiagramConfiguratio
  * @author eder
  * @author $Author: hoelzl $
  * @version $Rev: 18709 $
- * @ConQAT.Rating GREEN Hash: 5760E371F5ABC44A734936A20AAB2D3B
+ * @ConQAT.Rating YELLOW Hash: 251170408272D361554F4936273918D8
  */
 public abstract class AllocationDiagramEditPartBase<T extends EObject> extends
 		GraphicalEditPartBase<T> implements NodeEditPart {
@@ -97,6 +97,9 @@ public abstract class AllocationDiagramEditPartBase<T extends EObject> extends
 	/** {@inheritDoc} */
 	@Override
 	protected void refreshVisuals() {
+		if(!getFigure().hasFocus()) {
+			return;
+		}
 		super.refreshVisuals();
 
 		refreshSourceConnections();
@@ -115,6 +118,15 @@ public abstract class AllocationDiagramEditPartBase<T extends EObject> extends
 		}
 	}
 
+	/** {@inheritDoc} */
+	@Override
+	public void setFocus(boolean value) {
+		super.setFocus(value);
+		if(value) {
+			refreshVisuals();
+		}
+	}
+
 	/** {@inheritDoc} */
 	@Override
 	public IDiagramLayoutConfiguration getLayoutConfiguration() {