- Add setRedraw() and getDraw() to control update of tree viewer

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editor/TreeViewerEditorBase.java

@@ -40,13 +40,16 @@ import org.fortiss.tooling.kernel.ui.extension.base.EditorBase;
  * @author hoelzl
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating YELLOW Hash: B41A78E1C4B5CE289ABE9708C75C3BE2
+ * @ConQAT.Rating YELLOW Hash: C9AE2970436C1B319E0CDB08EA9A0428
  */
 public abstract class TreeViewerEditorBase<T extends EObject> extends EditorBase<T> {
 
 	/** Stores the {@link TreeViewer}. */
 	private TreeViewer treeViewer;
 
+	/** Flag if redraw of the underlying {@link #treeViewer} is enabled. */
+	boolean redraw;
+
 	/** The adapter used for dealing with changes of the content. */
 	private final Adapter editedObjectChanged = new EContentAdapter() {
 		@Override
@@ -54,7 +57,7 @@ public abstract class TreeViewerEditorBase<T extends EObject> extends EditorBase
 			super.notifyChanged(notification);
 			if(notification.getEventType() != Notification.REMOVING_ADAPTER) {
 				Display.getDefault().asyncExec(() -> {
-					if(!treeViewer.getTree().isDisposed()) {
+					if(!treeViewer.getTree().isDisposed() && getRedraw()) {
 						treeViewer.refresh(true);
 					}
 				});
@@ -66,6 +69,7 @@ public abstract class TreeViewerEditorBase<T extends EObject> extends EditorBase
 	@Override
 	public void createPartControl(Composite parent) {
 		treeViewer = new TreeViewer(parent);
+		redraw = true;
 
 		setupTreeViewer(treeViewer);
 
@@ -110,8 +114,22 @@ public abstract class TreeViewerEditorBase<T extends EObject> extends EditorBase
 		treeViewer.getTree().setFocus();
 	}
 
-	/** Returns treeViewer. */
+	/** Returns {@link #treeViewer}. */
 	public TreeViewer getTreeViewer() {
 		return treeViewer;
 	}
+
+	/** Sets {@link #redraw}. */
+	public void setRedraw(boolean redraw) {
+		this.redraw = redraw;
+		treeViewer.getTree().setRedraw(redraw);
+		if(redraw) {
+			treeViewer.refresh();
+		}
+	}
+
+	/** Returns {@link #redraw}. */
+	boolean getRedraw() {
+		return redraw;
+	}
 }