package org.drools.eclipse.flow.common.editor;
/*
 * Copyright 2005 JBoss Inc
 * 
 * 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.
 */

import org.eclipse.gef.ContextMenuProvider;
import org.eclipse.gef.GraphicalViewer;
import org.eclipse.gef.ui.actions.ActionRegistry;
import org.eclipse.gef.ui.actions.GEFActionConstants;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.ui.actions.ActionFactory;

/**
 * Common implementation of a ContextMenuProvider.
 * 
 * @author <a href="mailto:kris_verlaenen@hotmail.com">Kris Verlaenen</a>
 */
public class GenericContextMenuProvider extends ContextMenuProvider {

	private ActionRegistry actionRegistry;

	public GenericContextMenuProvider(GraphicalViewer viewer,
			ActionRegistry registry) {
		super(viewer);
		setActionRegistry(registry);
	}

	public void buildContextMenu(IMenuManager menu) {
		GEFActionConstants.addStandardActionGroups(menu);

		IAction action = getActionRegistry().getAction(
				ActionFactory.UNDO.getId());
		menu.appendToGroup(GEFActionConstants.GROUP_UNDO, action);

		action = getActionRegistry().getAction(ActionFactory.REDO.getId());
		menu.appendToGroup(GEFActionConstants.GROUP_UNDO, action);

		action = getActionRegistry().getAction(ActionFactory.DELETE.getId());
		if (action.isEnabled()) {
			menu.appendToGroup(GEFActionConstants.GROUP_EDIT, action);
		}
	}

	private ActionRegistry getActionRegistry() {
		return actionRegistry;
	}

	public void setActionRegistry(ActionRegistry registry) {
		actionRegistry = registry;
	}

}
