ui/org.eclipse.pde.ui.tests/Macro UI/org/eclipse/pde/internal/ui/tests/macro/IndexAction.java

/*******************************************************************************
 * Copyright (c) 2000, 2006 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.pde.internal.ui.tests.macro;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;

public class IndexAction implements IWorkbenchWindowActionDelegate, IRecorderListener {
	private IAction action;

	/**
	 * The constructor.
	 */
	public IndexAction() {
		MacroManager recorder = MacroPlugin.getDefault().getMacroManager();
		recorder.addRecorderListener(this);
	}

	/**
	 * The action has been activated. The argument of the
	 * method represents the 'real' action sitting
	 * in the workbench UI.
	 * @see IWorkbenchWindowActionDelegate#run
	 */
	public void run(IAction action) {
		MacroManager recorder = MacroPlugin.getDefault().getMacroManager();
		this.action = action;
		if (!recorder.isRecording()) {
			action.setEnabled(false);
			return;
		}
		RecordBlock.getInstance().insertIndex();
	}

	/**
	 * Selection in the workbench has been changed. We 
	 * can change the state of the 'real' action here
	 * if we want, but this can only happen after 
	 * the delegate has been created.
	 * @see IWorkbenchWindowActionDelegate#selectionChanged
	 */
	public void selectionChanged(IAction action, ISelection selection) {
	}

	public void recordingStarted() {
		if (action != null)
			action.setEnabled(true);
	}

	public void recordingStopped() {
		if (action != null)
			action.setEnabled(false);
	}

	public void recordingInterrupted(int type) {
	}

	/**
	 * We can use this method to dispose of any system
	 * resources we previously allocated.
	 * @see IWorkbenchWindowActionDelegate#dispose
	 */
	public void dispose() {
		MacroManager recorder = MacroPlugin.getDefault().getMacroManager();
		recorder.removeRecorderListener(this);
		RecordBlock.dispose();
	}

	/**
	 * We will cache window object in order to
	 * be able to provide parent shell for the message dialog.
	 * @see IWorkbenchWindowActionDelegate#init
	 */
	public void init(IWorkbenchWindow window) {
		RecordBlock.init(window);
	}
}