| /******************************************************************************* |
| * 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.ui.actions; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.ui.IPerspectiveDescriptor; |
| import org.eclipse.ui.IPluginContribution; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.internal.IWorkbenchHelpContextIds; |
| import org.eclipse.ui.internal.util.Util; |
| |
| /** |
| * Opens a perspective. |
| * |
| * @since 3.1 |
| */ |
| public final class OpenPerspectiveAction extends Action implements |
| IPluginContribution { |
| |
| /** |
| * The perspective menu that will handle the execution of this action. This |
| * allows subclasses of <code>PerspectiveMenu</code> to define custom |
| * behaviour for these actions. This value should not be <code>null</code>. |
| */ |
| private final PerspectiveMenu callback; |
| |
| /** |
| * The descriptor for the perspective that this action should open. This |
| * value is never <code>null</code>. |
| */ |
| private final IPerspectiveDescriptor descriptor; |
| |
| /** |
| * Constructs a new instance of <code>OpenPerspectiveAction</code> |
| * |
| * @param window |
| * The workbench window in which this action is created; should |
| * not be <code>null</code>. |
| * @param descriptor |
| * The descriptor for the perspective that this action should |
| * open; must not be <code>null</code>. |
| * @param callback |
| * The perspective menu who will handle the actual execution of |
| * this action; should not be <code>null</code>. |
| */ |
| public OpenPerspectiveAction(final IWorkbenchWindow window, |
| final IPerspectiveDescriptor descriptor, |
| final PerspectiveMenu callback) { |
| super(Util.ZERO_LENGTH_STRING); |
| |
| this.descriptor = descriptor; |
| this.callback = callback; |
| |
| final String label = descriptor.getLabel(); |
| setText(label); |
| setToolTipText(label); |
| setImageDescriptor(descriptor.getImageDescriptor()); |
| |
| window.getWorkbench().getHelpSystem().setHelp(this, |
| IWorkbenchHelpContextIds.OPEN_PERSPECTIVE_ACTION); |
| } |
| |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#runWithEvent(org.eclipse.swt.widgets.Event) |
| */ |
| public final void runWithEvent(final Event event) { |
| callback.run(descriptor, new SelectionEvent(event)); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.support.IPluginContribution#getLocalId() |
| */ |
| public String getLocalId() { |
| return descriptor.getId(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.support.IPluginContribution#getPluginId() |
| */ |
| public String getPluginId() { |
| return descriptor instanceof IPluginContribution ? ((IPluginContribution) descriptor) |
| .getPluginId() |
| : null; |
| } |
| } |