review and design improvements

refs 1532

org.fortiss.tooling.common.ui/trunk/META-INF/MANIFEST.MF

@@ -64,6 +64,7 @@ Export-Package: org.conqat.ide.commons.gef,
  org.conqat.ide.commons.ui.xmlmodel.undo,
  org.eclipse.gmf.runtime.draw2d.ui.figures,
  org.eclipse.gmf.runtime.draw2d.ui.geometry,
+ org.eclipse.jface.viewers,
  org.eclipse.ui.actions,
  org.eclipse.wb.swt,
  org.eclipse.wb.swt.layout.grouplayout,

org.fortiss.tooling.common.ui/trunk/src/org/eclipse/jface/viewers/TableLabelProviderBase.java

+/*--------------------------------------------------------------------------+
+$Id$
+|                                                                          |
+| Copyright 2013 ForTISS GmbH                     |
+|                                                                          |
+| Licensed under the Apache License, Version 2.0 (the "License");          |
+| you may not use this file except in compliance with the License.         |
+| You may obtain a copy of the License at                                  |
+|                                                                          |
+|    http://www.apache.org/licenses/LICENSE-2.0                            |
+|                                                                          |
+| Unless required by applicable law or agreed to in writing, software      |
+| distributed under the License is distributed on an "AS IS" BASIS,        |
+| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
+| See the License for the specific language governing permissions and      |
+| limitations under the License.                                           |
++--------------------------------------------------------------------------*/
+package org.eclipse.jface.viewers;
+
+import org.eclipse.swt.graphics.Image;
+
+/**
+ * Base class for table-label providers that has empty implementation for methods.
+ * 
+ * @author ratiud
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating GREEN Hash: AEA79AB72E837515E303D4EEDC1B65CB
+ */
+public abstract class TableLabelProviderBase implements ITableLabelProvider {
+
+	/** {@inheritDoc} */
+	@Override
+	public void addListener(ILabelProviderListener listener) {
+		// do nothing
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public void dispose() {
+		// do nothing
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public boolean isLabelProperty(Object element, String property) {
+		return false;
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public void removeListener(ILabelProviderListener listener) {
+		// do nothing
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public Image getColumnImage(Object element, int columnIndex) {
+		return null;
+	}
+}