| /******************************************************************************* |
| * 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.command; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.jst.jsf.common.ui.internal.dialogs.CommonResourceDialog; |
| import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.PageflowMessages; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.Pageflow; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowNode; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPage; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.util.PageflowValidation; |
| import org.eclipse.jst.jsf.facesconfig.ui.util.WebrootUtil; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IWorkbenchWindow; |
| |
| /** |
| * This is the creation command for pageflow editpart |
| * |
| * @author Xiao-guang Zhang |
| */ |
| public class CreateNodeCommand extends Command implements IPreExecuteCommand { |
| private static final String UNNAMED_NODE = "unnamed"; //$NON-NLS-1$ |
| |
| /** new pageflow node */ |
| private PageflowNode child; |
| |
| /** size of pageflow node figure */ |
| private Rectangle rect; |
| |
| /** parent pageflow */ |
| private Pageflow parent; |
| |
| /** index of pageflow nodes */ |
| // private int _index = -1; |
| public CreateNodeCommand() { |
| // Pageflow.Commands.CreateNodeCommand.Label = Create new node |
| super(PageflowMessages.Pageflow_Commands_CreateNodeCommand_Label); |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.commands.Command#canExecute() |
| */ |
| public boolean canExecute() { |
| return child != null && parent != null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see Command#execute() |
| */ |
| public void execute() { |
| if (rect != null) { |
| child.setX(rect.x); |
| child.setY(rect.y); |
| if (!rect.isEmpty()) { |
| child.setHeight(rect.getSize().height); |
| child.setWidth(rect.getSize().width); |
| } |
| } |
| |
| if (child.getName() == UNNAMED_NODE) { |
| child.setName(parent.getDefaultNodeName(child.getClass())); |
| } |
| |
| parent.getNodes().add(child); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see Command#redo() |
| */ |
| public void redo() { |
| if (rect != null) { |
| child.setX(rect.x); |
| child.setY(rect.y); |
| if (!rect.isEmpty()) { |
| child.setHeight(rect.getSize().height); |
| child.setWidth(rect.getSize().width); |
| } |
| } |
| |
| parent.getNodes().add(child); |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see Command#undo() |
| */ |
| public void undo() { |
| parent.getNodes().remove(child); |
| } |
| |
| /** |
| * select a jsp page in current project. |
| * |
| * @return |
| */ |
| private boolean selectJSPPage() { |
| |
| Shell shell = null; |
| IWorkbenchWindow workbenchWindow = EditorPlugin |
| .getActiveWorkbenchWindow(); |
| if (workbenchWindow.getShell() != null) { |
| shell = workbenchWindow.getShell(); |
| } else { |
| shell = new Shell(); |
| } |
| IProject project = WebrootUtil.getProject(getParent()); |
| |
| CommonResourceDialog dialog = new CommonResourceDialog(shell, project, |
| SWT.NONE); |
| |
| dialog |
| .setTitle(PageflowMessages.Pageflow_Commands_CreateNodeCommand_SelectJSPDialog_Title); |
| // no suffix filter |
| dialog.setSuffixs(null); |
| dialog |
| .setResourceDescription(PageflowMessages.Pageflow_Commands_CreateNodeCommand_SelectJSPDialog_Description); |
| |
| if (dialog.open() == Window.OK) { |
| Object[] result = dialog.getResult(); |
| if (result != null) { |
| IFile jspFile = (IFile) result[0]; |
| if (jspFile != null) { |
| // get the project path for the new created file, i.e., |
| // /project/webroot/*.jsp |
| String jsfSelection = WebrootUtil.getWebPath(jspFile |
| .getFullPath()); |
| if (jsfSelection != null && jsfSelection.length() > 0) { |
| if (PageflowValidation.getInstance().isExistedPage( |
| this.parent, jsfSelection)) { |
| // Pageflow.PageflowEditor.Alert.DNDResourceTitle = |
| // Pageflow Creation Error |
| // Pageflow.PageflowEditor.Alert.ExistingPage = The |
| // web page {0} is already existed in current |
| // PageFlow. |
| EditorPlugin |
| .getAlerts() |
| .error( |
| "Pageflow.PageflowEditor.Alert.DNDResourceTitle", //$NON-NLS-1$ |
| "Pageflow.PageflowEditor.Alert.ExistingPage", //$NON-NLS-1$ |
| jsfSelection); |
| return false; |
| } |
| |
| ((PageflowPage) (child)).setPath(jsfSelection); |
| ((PageflowPage) (child)).setName(WebrootUtil |
| .getPageNameFromWebPath(jsfSelection)); |
| } |
| |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * call the JSF wizard to create a new jsf page. |
| * @return the parent |
| * |
| */ |
| public Pageflow getParent() { |
| return parent; |
| } |
| |
| /** |
| * set the child node |
| * |
| * @param subpart - |
| * new child pageflow node |
| */ |
| public void setChild(PageflowNode subpart) { |
| child = subpart; |
| } |
| |
| /** |
| * set the location of the new pageflow node |
| * |
| * @param r - |
| * location of the new pageflow node |
| */ |
| public void setLocation(Rectangle r) { |
| rect = r; |
| } |
| |
| /** |
| * set the parent pageflow |
| * |
| * @param newParent - |
| * the new parent pageflow |
| */ |
| public void setParent(Pageflow newParent) { |
| parent = newParent; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see com.sybase.stf.jmt.editors.pageflow.commands.IPreExecuteCommand#preExecute() |
| */ |
| public boolean preExecute() { |
| // note that the model adds the ports to the node in this call |
| // pop up the new the wizard to create the new jsf file |
| if (child instanceof PageflowPage) { |
| // if the new page's file path is not empty, i.e., drag a file from |
| // resource navigator view |
| if (null != ((PageflowPage) child).getPath()) { |
| if (PageflowValidation.getInstance().isExistedPage(parent, |
| (PageflowPage) child)) { |
| // Pageflow.PageflowEditor.Alert.DNDResourceTitle = Pageflow |
| // Creation Error |
| // Pageflow.PageflowEditor.Alert.ExistingPage = The web page |
| // {0} is already existed in current PageFlow. |
| EditorPlugin.getAlerts().error( |
| "Pageflow.PageflowEditor.Alert.DNDResourceTitle", //$NON-NLS-1$ |
| "Pageflow.PageflowEditor.Alert.ExistingPage", //$NON-NLS-1$ |
| ((PageflowPage) child).getPath()); |
| return false; |
| } |
| } else |
| // create a new jsf page from scratch |
| { |
| // return createNewJSFPage(); |
| return selectJSPPage(); |
| } |
| } |
| return true; |
| } |
| } |