org.eclipse.gmf.runtime.diagram.ui.actions/src/org/eclipse/gmf/runtime/diagram/ui/actions/internal/SelectMenuManager.java

/******************************************************************************
 * Copyright (c) 2002, 2004 IBM Corporation and others.
 * 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:
 *    IBM Corporation - initial API and implementation 
 ****************************************************************************/

package org.eclipse.gmf.runtime.diagram.ui.actions.internal;

import org.eclipse.gmf.runtime.common.ui.action.AbstractActionHandler;
import org.eclipse.gmf.runtime.common.ui.action.ActionMenuManager;
import org.eclipse.gmf.runtime.common.ui.util.IPartSelector;
import org.eclipse.gmf.runtime.diagram.ui.actions.ActionIds;
import org.eclipse.gmf.runtime.diagram.ui.actions.internal.l10n.DiagramUIActionsMessages;
import org.eclipse.gmf.runtime.diagram.ui.actions.internal.l10n.DiagramUIActionsPluginImages;
import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.ui.IWorkbenchPart;

/**
 * @author melaasar
 *
 * The select menu manager. It contains all select-related actions
 */
public class SelectMenuManager extends ActionMenuManager {

	/**
	 * The select menu action containing the UI for the select menu manager
	 */
	private static class SelectMenuAction extends Action {
		public SelectMenuAction() {
			setText(DiagramUIActionsMessages.SelectActionMenu_SelectDropDownText);
			setToolTipText(DiagramUIActionsMessages.SelectActionMenu_SelectDropDownTooltip);

			setImageDescriptor(DiagramUIActionsPluginImages.DESC_SELECTALL);
			setDisabledImageDescriptor(DiagramUIActionsPluginImages.DESC_SELECTALL_DISABLED);
			setHoverImageDescriptor(DiagramUIActionsPluginImages.DESC_SELECTALL);			

		}
	}

    /**
     * Creates a new instance of the select menu manager
     */
    public SelectMenuManager() {
        super(ActionIds.MENU_SELECT, new SelectMenuAction(), true);
    }
    
	/**
	 * Creates a new instance of the select menu manager
	 * @param action default action associated with this menu manager (should not be null)
	 */
	public SelectMenuManager(IAction action) {
        super(ActionIds.MENU_SELECT, action, true);

        // If the action is null then use the original menu action
        if (action == null) {
            action = new SelectMenuAction();
        }
        
        if (getDefaultAction() instanceof AbstractActionHandler) {
            ((AbstractActionHandler) getDefaultAction()).setPartSelector(new IPartSelector() {
                public boolean selects(IWorkbenchPart p) {
                    return p instanceof IDiagramWorkbenchPart;
                }
            });
        }
	}

}