| /******************************************************************************* |
| * Copyright (c) 2006 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.pagedesigner.jsf.ui.actions; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jst.pagedesigner.jsf.ui.JSFUIPlugin; |
| import org.eclipse.jst.pagedesigner.jsp.core.pagevar.IPageVariablesProvider; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class ExpressionAction extends Action |
| { |
| /** |
| * enumerates a method-binding expression |
| */ |
| public static final int METHOD = 0; |
| /** |
| * enumerates a value-binding expression |
| */ |
| public static final int VARIABLE = 1; |
| |
| private String _action; |
| private IProject _project; |
| private IFile _file; |
| |
| |
| /** |
| * @param attribute |
| */ |
| public void setActionValue(String attribute) |
| { |
| _action = attribute; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#isEnabled() |
| */ |
| public boolean isEnabled() |
| { |
| return _project != null && isExpression(); |
| } |
| |
| private boolean isExpression() |
| { |
| boolean flag = false; |
| if (_action != null) |
| { |
| flag = _action.startsWith("#{") && _action.endsWith("}");//$NON-NLS-1$ $NON-NLS-2$ |
| } |
| return flag; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#run() |
| */ |
| public void run() |
| { |
| IPageVariablesProvider pageVarProvider = (IPageVariablesProvider) getPage().getActiveEditor().getAdapter( |
| IPageVariablesProvider.class); |
| pageVarProvider.refresh(); |
| |
| JSFUIPlugin.getAlerts().warning("Message.Warning.Title", "Message.Warning.InvalidateExpression");//$NON-NLS-1$ $NON-NLS-2$ |
| } |
| |
| /** |
| * @param projectFor |
| */ |
| public void setProject(IProject projectFor) |
| { |
| this._project = projectFor; |
| } |
| |
| private IWorkbenchPage getPage() |
| { |
| IWorkbench workbench = PlatformUI.getWorkbench(); |
| IWorkbenchWindow window = workbench.getActiveWorkbenchWindow(); |
| return window.getActivePage(); |
| } |
| |
| /** |
| * @param fileFor |
| */ |
| public void setFile(IFile fileFor) |
| { |
| _file = fileFor; |
| } |
| |
| /** |
| * @return the file |
| */ |
| public IFile getFile() |
| { |
| return _file; |
| } |
| } |