| /* |
| * Copyright 2002,2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.jelly.tags.jface.wizard; |
| |
| import java.util.Map; |
| |
| import org.apache.commons.jelly.JellyTagException; |
| import org.apache.commons.jelly.Script; |
| import org.apache.commons.jelly.XMLOutput; |
| import org.apache.commons.jelly.tags.core.UseBeanTag; |
| import org.apache.commons.jelly.tags.jface.window.ApplicationWindowTag; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.eclipse.jface.wizard.IWizard; |
| import org.eclipse.jface.wizard.Wizard; |
| import org.eclipse.jface.wizard.WizardDialog; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * This Tag creates a JFace WizardDialog |
| * |
| * @author <a href="mailto:ckl@dacelo.nl">Christiaan ten Klooster</a> |
| */ |
| public class WizardDialogTag extends UseBeanTag { |
| |
| /** |
| * Provide a public method getWizard |
| */ |
| class WizardDialogImpl extends WizardDialog { |
| public WizardDialogImpl(Shell parentShell, IWizard newWizard) { |
| super(parentShell, newWizard); |
| } |
| |
| public IWizard getWizard() { |
| return super.getWizard(); |
| } |
| } |
| |
| /** |
| * Provide a Wizard implementation |
| */ |
| class WizardImpl extends Wizard { |
| public WizardImpl() { |
| super(); |
| setNeedsProgressMonitor(true); |
| } |
| |
| public boolean performCancel() { |
| try { |
| if (performCancel != null) { |
| performCancel.run(context, output); |
| } else { |
| invokeBody(output); |
| } |
| } catch (JellyTagException e) { |
| log.error(e); |
| return false; |
| } |
| return true; |
| } |
| |
| public boolean performFinish() { |
| try { |
| if (performFinish != null) { |
| performFinish.run(context, output); |
| } else { |
| invokeBody(output); |
| } |
| } catch (JellyTagException e) { |
| log.error(e); |
| return false; |
| } |
| return true; |
| } |
| } |
| |
| /** The Log to which logging calls will be made. */ |
| private static final Log log = LogFactory.getLog(WizardDialogTag.class); |
| |
| /** Jelly XMLOutput */ |
| private XMLOutput output; |
| |
| /** Script to be executed on performCancel */ |
| private Script performCancel; |
| |
| /** Script to be executed on performFinish */ |
| private Script performFinish; |
| |
| /** |
| * @param theClass |
| */ |
| public WizardDialogTag(Class theClass) { |
| super(theClass); |
| } |
| |
| /* |
| * @see org.apache.commons.jelly.Tag#doTag(org.apache.commons.jelly.XMLOutput) |
| */ |
| public void doTag(XMLOutput output) throws JellyTagException { |
| super.doTag(output); |
| |
| if (getAttributes().get("performCancel") != null) { |
| Object script = getAttributes().get("performCancel"); |
| if (script instanceof Script) { |
| performCancel = (Script) getAttributes().get("performCancel"); |
| } else { |
| throw new JellyTagException("Attributevalue " + script + " must be a Script"); |
| } |
| } |
| |
| if (getAttributes().get("performFinish") != null) { |
| Object script = getAttributes().get("performFinish"); |
| if (script instanceof Script) { |
| performFinish = (Script) getAttributes().get("performFinish"); |
| } else { |
| throw new JellyTagException("Attributevalue " + script + " must be a Script"); |
| } |
| } |
| |
| this.output = output; |
| } |
| |
| /** |
| * @return Shell |
| * @throws JellyTagException |
| */ |
| protected Shell getShell() throws JellyTagException { |
| ApplicationWindowTag tag = |
| (ApplicationWindowTag) findAncestorWithClass(ApplicationWindowTag.class); |
| if (tag == null) { |
| throw new JellyTagException("This tag must be nested inside a <applicationWindow>"); |
| } else { |
| return tag.getWindow().getShell(); |
| } |
| } |
| |
| /** |
| * @return WizardDialog |
| */ |
| public WizardDialogImpl getWizardDialogImpl() { |
| Object bean = getBean(); |
| if (bean instanceof WizardDialog) { |
| return (WizardDialogImpl) bean; |
| } |
| return null; |
| } |
| |
| /* |
| * @see org.apache.commons.jelly.tags.core.UseBeanTag#newInstance(java.lang.Class, java.util.Map, org.apache.commons.jelly.XMLOutput) |
| */ |
| protected Object newInstance(Class theClass, Map attributes, XMLOutput output) |
| throws JellyTagException { |
| Wizard wizard = new WizardImpl(); |
| return new WizardDialogImpl(getShell(), wizard); |
| } |
| |
| /** |
| * Sets the Script to be executed on performCancel. |
| * @param performCancel The performCancel to set |
| */ |
| public void setPerformCancel(Script performCancel) { |
| this.performCancel = performCancel; |
| } |
| |
| /** |
| * Sets the Script to be executed on performFinish. |
| * @param performFinish The performFinish to set |
| */ |
| public void setPerformFinish(Script performFinish) { |
| this.performFinish = performFinish; |
| } |
| |
| } |