1 files changed, 48 insertions, 0 deletions
diff --git a/plugins/customization/org.eclipse.papyrus.customization.properties/src/org/eclipse/papyrus/customization/properties/editor/actions/ToggleDataContextAction.java b/plugins/customization/org.eclipse.papyrus.customization.properties/src/org/eclipse/papyrus/customization/properties/editor/actions/ToggleDataContextAction.java
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index 00000000000..1dc0ca6dbcd
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+++ b/plugins/customization/org.eclipse.papyrus.customization.properties/src/org/eclipse/papyrus/customization/properties/editor/actions/ToggleDataContextAction.java
@@ -0,0 +1,48 @@
+/*****************************************************************************
+ * Copyright (c) 2011 CEA LIST.
+ *    
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.customization.properties.editor.actions;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.commands.State;
+import org.eclipse.papyrus.customization.properties.editor.UIEditor;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * An action to toggle the display of the DataContextElements in the UIEditor
+ * 
+ * @author Camille Letavernier
+ * 
+ */
+public class ToggleDataContextAction extends AbstractHandler {
+
+	/**
+	 * Indicates if the DataContextElements should be displayed
+	 */
+	public static boolean showDataContext = false;
+
+	public Object execute(ExecutionEvent event) throws ExecutionException {
+		showDataContext = !showDataContext;
+		IEditorPart editor = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
+		if(editor instanceof UIEditor) {
+			UIEditor uiEditor = (UIEditor)editor;
+			uiEditor.getViewer().refresh();
+		}
+
+		State state = event.getCommand().getState("org.eclipse.papyrus.customization.properties.displayContextState"); //$NON-NLS-1$
+		state.setValue(showDataContext);
+		return null;
+	}
+
+}