Hand cursor showing on hovering of editpart's figure.

refs 2646

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editpart/ElementEditPartBase.java

@@ -36,7 +36,9 @@ import org.eclipse.gef.RequestConstants;
 import org.eclipse.gef.SnapToHelper;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Cursor;
 import org.eclipse.swt.graphics.Font;
+import org.eclipse.swt.widgets.Display;
 import org.fortiss.tooling.base.layout.DefaultLayoutConstants;
 import org.fortiss.tooling.base.model.layout.ILayoutedModelElement;
 import org.fortiss.tooling.base.ui.editpart.figure.TransparentLabel;
@@ -59,15 +61,19 @@ import org.fortiss.tooling.kernel.ui.service.IModelElementHandlerService;
  * @author hoelzl
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating GREEN Hash: 5823EF473EB92F258B289FCBFB348A73
+ * @ConQAT.Rating YELLOW Hash: 9B37C81B6D5E2B0B8BF025432FAEEF7E
  */
 public abstract class ElementEditPartBase<T extends ILayoutedModelElement & INamedCommentedElement>
 		extends PositionedEditPartBase<T> {
-
+	/** The global hand cursor resource. */
+	private static Cursor HAND_CURSOR = new Cursor(Display.getCurrent(), SWT.CURSOR_HAND);
 	/** The default font for titles. */
 	public static Font DEFAULT_TITLE_FONT = FontUtils.derive(JFaceResources.getDefaultFont(), 0,
 			SWT.BOLD);
 
+	/** The cursor set before entering this edit part's figure. */
+	private Cursor cursor;
+
 	/** Constructor. */
 	protected ElementEditPartBase(T modelObject) {
 		super(modelObject);
@@ -169,4 +175,28 @@ public abstract class ElementEditPartBase<T extends ILayoutedModelElement & INam
 		}
 		return super.getAdapter(adapter);
 	}
+
+	/** {@inheritDoc} */
+	@Override
+	public void showTargetFeedback(Request request) {
+		super.showTargetFeedback(request);
+		if(getFigure() != null) {
+			cursor = getFigure().getCursor();
+			getFigure().setCursor(HAND_CURSOR);
+		}
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public void eraseTargetFeedback(Request request) {
+		if(getFigure() != null) {
+			getFigure().setCursor(cursor);
+		}
+		super.eraseTargetFeedback(request);
+	}
+
+	/** Determines whether the hand cursor should be displayed on hovering the edit part's figure. */
+	protected boolean showHandCursorOnHover() {
+		return true;
+	}
 }