| /******************************************************************************* |
| * Copyright (c) 2004, 2005 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jst.jsf.facesconfig.ui.pageflow.action; |
| |
| import java.util.List; |
| |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.Request; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.gef.commands.CompoundCommand; |
| import org.eclipse.gef.ui.actions.SelectionAction; |
| import org.eclipse.jst.jsf.facesconfig.ui.FacesConfigEditor; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.PageflowMessages; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| /** |
| * |
| * This is the Action for opening a JSP page in the default JSP Editor from a |
| * Pageflow Diagram |
| * |
| */ |
| public class OpenEditorAction extends SelectionAction { |
| /** The name of the request */ |
| public static final String OPEN_EDITOR_REQUEST = PageflowMessages.Pageflow_Commands_OpenEditorCommand_Label; |
| |
| /** The request */ |
| Request request; |
| |
| /** |
| * The constructor |
| * |
| * @param part - |
| * the IWorkbenchPart |
| */ |
| public OpenEditorAction(IWorkbenchPart part) { |
| super(part); |
| request = new Request(OPEN_EDITOR_REQUEST); |
| // Pageflow.Action.OpenEditor.Label = Edit Page |
| setText(PageflowMessages.Pageflow_Action_OpenEditor_Label); |
| setId(FacesConfigEditor.EDITOR_ID); |
| // Pageflow.Action.OpenEditor.ToolTip = Edit this page |
| setToolTipText(PageflowMessages.Pageflow_Action_OpenEditor_ToolTip); |
| } |
| |
| /** |
| * Determines if the action can be enabled |
| * |
| * @return boolean - the enabled state |
| */ |
| protected boolean calculateEnabled() { |
| return canPerformAction(); |
| } |
| |
| /** |
| * Determines if the action can be performed |
| * |
| * @return boolean - the perform state |
| */ |
| private boolean canPerformAction() { |
| if (getSelectedObjects().isEmpty()) { |
| return false; |
| } |
| List parts = getSelectedObjects(); |
| for (int i = 0; i < parts.size(); i++) { |
| Object o = parts.get(i); |
| if (!(o instanceof EditPart)) { |
| return false; |
| } |
| EditPart part = (EditPart) o; |
| if (!(part.getModel() instanceof PageflowPage)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Returns the command for the action |
| * |
| * @return Command - the action command |
| */ |
| private Command getCommand() { |
| List editparts = getSelectedObjects(); |
| CompoundCommand cc = new CompoundCommand(); |
| cc.setDebugLabel(OPEN_EDITOR_REQUEST); |
| for (int i = 0; i < editparts.size(); i++) { |
| EditPart part = (EditPart) editparts.get(i); |
| cc.add(part.getCommand(request)); |
| } |
| return cc; |
| } |
| |
| /** |
| * Runs the command |
| */ |
| public void run() { |
| execute(getCommand()); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.ui.actions.WorkbenchPartAction#execute(org.eclipse.gef.commands.Command) |
| */ |
| protected void execute(Command command) { |
| if (command == null || !command.canExecute()) { |
| return; |
| } |
| command.execute(); |
| } |
| } |