org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/AbstractLaunchToolbarAction.java

package org.eclipse.debug.ui.actions;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
This file is made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
**********************************************************************/

import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.widgets.Menu;

/**
 * A launch history action that also includes launch shortcut actions (run/debug
 * as), and an action to open the launch configuration dialog.
 * 
 * @since 2.1
 */
public class AbstractLaunchToolbarAction extends AbstractLaunchHistoryAction {


	/**
	 * Constructs a launch toolbar action.
	 *
	 * @param launchGroupIdentifier unique identifier of the launch group
	 * extension that this action displays a launch history, shortcuts, and
	 * launch configuration dialog for.
	 */
	public AbstractLaunchToolbarAction(String launchGroupIdentifier) {
		super(launchGroupIdentifier);
	}

	/**
	 * Fills the drop-down menu with favorites and launch history,
	 * launch shortcuts, and an action to open the launch configuration dialog.
	 *
	 * @param menu the menu to fill
	 */
	protected void fillMenu(Menu menu) {
		super.fillMenu(menu);

		// Separator between history and common actions
		if (menu.getItemCount() > 0) {
			addSeparator(menu);
		}

		addToMenu(menu, new LaunchAsAction(getLaunchGroupIdentifier()), -1);
		addToMenu(menu, new OpenLaunchDialogAction(getLaunchGroupIdentifier()), -1);
	}
	
	/**
	 * Launch the last launch, or open the launch config dialog if none.
	 * 
	 * @see IActionDelegate#run(IAction)
	 */
	public void run(IAction action) {
		ILaunchConfiguration configuration = getLastLaunch();
		if (configuration == null) {
			DebugUITools.openLaunchConfigurationDialogOnGroup(DebugUIPlugin.getShell(), new StructuredSelection(), getLaunchGroupIdentifier());
		} else {
			DebugUITools.launch(configuration, getMode());
		}
	}	
}