| /******************************************************************************* |
| * 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.utils; |
| |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import org.eclipse.jst.jsf.common.ui.internal.logging.Logger; |
| import org.eclipse.jst.pagedesigner.IJMTConstants; |
| import org.eclipse.jst.pagedesigner.PDPlugin; |
| import org.eclipse.jst.pagedesigner.dom.DOMPositionHelper; |
| import org.eclipse.jst.pagedesigner.dom.IDOMPosition; |
| import org.eclipse.jst.pagedesigner.dom.JSFValidatorSupport; |
| import org.eclipse.jst.pagedesigner.editors.palette.IPaletteItemDescriptor; |
| import org.eclipse.jst.pagedesigner.editors.palette.impl.PaletteElementTemplateHelper; |
| import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel; |
| import org.w3c.dom.Element; |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class CommandUtil { |
| private static final Logger _log = PDPlugin.getLogger(CommandUtil.class); |
| |
| public static Element excuteInsertion(IPaletteItemDescriptor itemDes, |
| IHTMLGraphicalViewer viewer, IDOMPosition domPosition) { |
| return excuteInsertion(itemDes, viewer.getModel(), domPosition); |
| } |
| |
| public static Element excuteInsertion(IPaletteItemDescriptor itemDes, |
| IDOMModel model, IDOMPosition domPosition) { |
| try { |
| IDOMPosition position = DOMPositionHelper.splitText(domPosition); |
| |
| String uri = itemDes.getURI(); |
| String localname = itemDes.getTagName(); |
| if (IJMTConstants.URI_HTML.equals(uri)) { |
| localname = localname.toUpperCase(); |
| } |
| position = BodyHelper |
| .adjustInsertPosition(uri, localname, position); |
| |
| position = prepareJSFValidity(position, itemDes); |
| if (position == null) { |
| // user cancelled |
| return null; |
| } |
| |
| // because the next call of getPrefix() may insert new taglib node |
| // into the document, if we use the normal |
| // DOMPositin which use index, maybe it will be invalidated by the |
| // new taglib node. So use RefPosition here. |
| position = DOMPositionHelper.toDOMRefPosition(position); |
| |
| String prefix = getPrefix(uri, model, itemDes.getDefaultPrefix()); |
| Element ele = model.getDocument().createElement(localname); |
| |
| // XXX: we are using "startsWith("directive.")" to test whether |
| // should setJSPTag, this |
| // maybe is not the best way. Need check whether SSE have special |
| // API for it. |
| if (IJMTConstants.URI_JSP.equals(uri) |
| && (ele.getLocalName().startsWith("directive.") |
| || "declaration".equals(ele.getLocalName()) |
| || "expression".equals(ele.getLocalName()) || "scriptlet" |
| .equals(ele.getLocalName()))) { |
| // it is a jsp tag |
| ((IDOMElement) ele).setJSPTag(true); |
| } |
| if (prefix != null) { |
| ele.setPrefix(prefix); |
| } |
| // Generate the node according to template. |
| PaletteElementTemplateHelper.applyTemplate(model, ele, itemDes); |
| |
| Map map = itemDes.getInitialAttributes(); |
| if (map != null) { |
| for (Iterator iter = map.keySet().iterator(); iter.hasNext();) { |
| String attrname = (String) iter.next(); |
| String attrvalue = (String) map.get(attrname); |
| ele.setAttribute(attrname, attrvalue); |
| } |
| } |
| if (position.getNextSiblingNode() == null) { |
| position.getContainerNode().appendChild(ele); |
| } else { |
| position.getContainerNode().insertBefore(ele, |
| position.getNextSiblingNode()); |
| } |
| |
| return ele; |
| } catch (Exception e) { |
| _log.info("Invalid insertion in position:" + domPosition + "\n", e); |
| return null; |
| } |
| } |
| |
| public static IDOMPosition prepareJSFValidity(IDOMPosition position, |
| IPaletteItemDescriptor item) { |
| if (item.isJSFComponent()) { |
| return JSFValidatorSupport.prepareInsertJSFComponent(position, item |
| .getURI(), item.getTagName(), item.isRequireHForm()); |
| } |
| return position; |
| } |
| |
| // /** |
| // * Simple validity checking. Currently only support automatically insert |
| // <f:view>and <f:form>tag for user. |
| // * @param position |
| // * @param uri |
| // * @param localname |
| // * @return |
| // */ |
| // private static IDOMPosition checkValidity(IDOMPosition position, String |
| // uri, String localname) |
| // { |
| // if (IJMTConstants.URI_JSF_CORE.equals(uri) || |
| // IJMTConstants.URI_JSF_HTML.equals(uri)) |
| // { |
| // return JSFValidatorSupport.prepareInsertJSFComponent(position, uri, |
| // localname); |
| // } |
| // return position; |
| // } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jst.pagedesigner.requests.NodeCreationFactory#getPrefix(int) |
| */ |
| private static String getPrefix(String uri, IDOMModel model, |
| String suggested) { |
| if (IJMTConstants.URI_HTML.equals(uri) |
| || IJMTConstants.URI_JSP.equals(uri)) { |
| return null; |
| } |
| |
| // now handles custom tag lib |
| return JSPUtil.getOrCreatePrefix(model, uri, suggested); |
| } |
| |
| } |