| /******************************************************************************* |
| * 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.elementedit.jsp; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jst.pagedesigner.PDPlugin; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.ide.IDE; |
| import org.eclipse.wst.sse.core.internal.util.URIResolver; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode; |
| import org.w3c.dom.Element; |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class TaglibURIAction extends Action { |
| private String URI; |
| |
| private Element element; |
| |
| /** |
| * Default constructor |
| */ |
| public TaglibURIAction() { |
| setText(PDPlugin.getResourceString("ElementEdit.Submenu.Taglib"));//$NON-NLS-1$ |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.action.IAction#isEnabled() |
| */ |
| public boolean isEnabled() { |
| if (element == null || URI == null || "".equals(URI))//$NON-NLS-1$ |
| { |
| return false; |
| } |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.action.IAction#run() |
| */ |
| public void run() { |
| String fileName = getResolvedURL(getElement(), URI); |
| |
| if (fileName != null && fileName.length() > 0) { |
| IPath includedPath = new Path(fileName); |
| includedPath.makeAbsolute(); |
| |
| IFile file = getFile(includedPath); |
| if (file != null && file.exists()) { |
| try { |
| IDE.openEditor(getPage(), file); |
| return; |
| } catch (PartInitException e) { |
| PDPlugin.getAlerts().warning( |
| "Message.Warning.Title", e.getLocalizedMessage());//$NON-NLS-1$ |
| } |
| } |
| } |
| PDPlugin.getAlerts().warning( |
| "Message.Warning.Title", "Taglib.OpenFile.ERROR");//$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| |
| private IWorkbenchPage getPage() { |
| IWorkbench workbench = PlatformUI.getWorkbench(); |
| IWorkbenchWindow window = workbench.getActiveWorkbenchWindow(); |
| return window.getActivePage(); |
| } |
| |
| /** |
| * @param uri |
| */ |
| public void setURI(String uri) { |
| this.URI = uri; |
| } |
| |
| private IFile getFile(IPath includedPath) { |
| IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot(); |
| IProject[] projects = workspaceRoot.getProjects(); |
| |
| for (int i = 0, length = projects.length; i < length; i++) { |
| IPath path = projects[i].getLocation(); |
| path = path.makeAbsolute(); |
| if (path != null && path.isPrefixOf(includedPath)) { |
| // -1 so we still have the project path |
| includedPath = includedPath.removeFirstSegments(path |
| .segmentCount() - 1); |
| return ResourcesPlugin.getWorkspace().getRoot().getFile( |
| includedPath); |
| } |
| } |
| return null; |
| } |
| |
| private String getResolvedURL(Element element_, String attrName) { |
| URIResolver resolver = null; |
| if (element_ instanceof IDOMNode) { |
| resolver = ((IDOMNode) element_).getModel().getResolver(); |
| } |
| if (null == resolver) { |
| return null; |
| } |
| String src = URI; |
| if (src != null && src.length() > 0) { |
| return resolver.getLocationByURI(src); |
| } |
| return null; |
| } |
| |
| /** |
| * @return Returns the element. |
| */ |
| public Element getElement() { |
| return element; |
| } |
| |
| /** |
| * @param element |
| * The element to set. |
| */ |
| public void setElement(Element element) { |
| this.element = element; |
| } |
| } |