/*******************************************************************************
* Copyright (c) 2003, 2005 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.ui.internal;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPartReference;
import org.eclipse.ui.IWorkbenchWindow;
/**
* Toggles the maximize/restore state of the active part, if there is one.
*/
public class MaximizePartAction extends PageEventAction {
/**
* Creates a MaximizePartAction.
*
* @param window the window
*/
public MaximizePartAction(IWorkbenchWindow window) {
super(WorkbenchMessages.MaximizePartAction_text, window);
setToolTipText(WorkbenchMessages.MaximizePartAction_toolTip);
// @issue missing action id
updateState();
window.getWorkbench().getHelpSystem().setHelp(this,
IWorkbenchHelpContextIds.MAXIMIZE_PART_ACTION);
setActionDefinitionId("org.eclipse.ui.window.maximizePart"); //$NON-NLS-1$
}
/* (non-Javadoc)
* Method declared on PageEventAction.
*/
public void pageActivated(IWorkbenchPage page) {
super.pageActivated(page);
updateState();
}
/* (non-Javadoc)
* Method declared on PageEventAction.
*/
public void pageClosed(IWorkbenchPage page) {
super.pageClosed(page);
updateState();
}
/* (non-Javadoc)
* Method declared on IAction.
*/
public void run() {
if (getWorkbenchWindow() == null) {
// action has been dispose
return;
}
IWorkbenchPage page = getActivePage();
if (page != null) {
if (page instanceof WorkbenchPage) {
IWorkbenchPartReference partRef = page.getActivePartReference();
if (partRef != null) {
((WorkbenchPage) page).toggleZoom(partRef);
}
}
}
}
/**
* Updates the enabled state.
*/
private void updateState() {
setEnabled(getActivePage() != null);
}
}