| /******************************************************************************* |
| * Copyright (c) 2008 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.pde.internal.ua.ui.editor.ctxhelp; |
| |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.pde.core.IModelChangedEvent; |
| import org.eclipse.pde.core.IModelChangedListener; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpCommand; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpContext; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpDescription; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpTopic; |
| import org.eclipse.pde.internal.ua.ui.editor.ctxhelp.details.*; |
| import org.eclipse.pde.internal.ui.editor.PDEFormPage; |
| import org.eclipse.pde.internal.ui.editor.PDEMasterDetailsBlock; |
| import org.eclipse.pde.internal.ui.editor.PDESection; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.ui.forms.DetailsPart; |
| import org.eclipse.ui.forms.IDetailsPage; |
| import org.eclipse.ui.forms.IDetailsPageProvider; |
| import org.eclipse.ui.forms.IManagedForm; |
| |
| /** |
| * Block containing the UI elements for the context editor. Extends from PDEMasterDetailsBlock |
| * which splits the editor into two areas, a tree section and a details section. |
| * @since 3.4 |
| * @see CtxHelpTreeSection |
| * @see CtxHelpAbstractDetails |
| */ |
| public class CtxHelpBlock extends PDEMasterDetailsBlock implements IModelChangedListener, IDetailsPageProvider { |
| |
| private CtxHelpTreeSection fMasterSection; |
| |
| public CtxHelpBlock(PDEFormPage page) { |
| super(page); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.internal.ui.editor.PDEMasterDetailsBlock#createMasterSection(org.eclipse.ui.forms.IManagedForm, org.eclipse.swt.widgets.Composite) |
| */ |
| protected PDESection createMasterSection(IManagedForm managedForm, Composite parent) { |
| fMasterSection = new CtxHelpTreeSection(getPage(), parent); |
| return fMasterSection; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.forms.MasterDetailsBlock#registerPages(org.eclipse.ui.forms.DetailsPart) |
| */ |
| protected void registerPages(DetailsPart detailsPart) { |
| // Only static pages to be defined. Do not cache pages |
| detailsPart.setPageLimit(0); |
| detailsPart.registerPage(CtxHelpContextDetails.class, new CtxHelpContextDetails(fMasterSection)); |
| detailsPart.registerPage(CtxHelpDescriptionDetails.class, new CtxHelpDescriptionDetails(fMasterSection)); |
| detailsPart.registerPage(CtxHelpTopicDetails.class, new CtxHelpTopicDetails(fMasterSection)); |
| detailsPart.registerPage(CtxHelpCommandDetails.class, new CtxHelpCommandDetails(fMasterSection)); |
| detailsPart.setPageProvider(this); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.pde.core.IModelChangedListener#modelChanged(org.eclipse.pde.core.IModelChangedEvent) |
| */ |
| public void modelChanged(IModelChangedEvent event) { |
| if (fMasterSection != null) { |
| fMasterSection.modelChanged(event); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.forms.IDetailsPageProvider#getPage(java.lang.Object) |
| */ |
| public IDetailsPage getPage(Object key) { |
| // No dynamic pages. Static pages already registered |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.forms.IDetailsPageProvider#getPageKey(java.lang.Object) |
| */ |
| public Object getPageKey(Object object) { |
| ISelection selection = getSelection(); |
| if (!(selection instanceof IStructuredSelection) || ((IStructuredSelection) selection).size() > 1) { |
| return object.getClass(); |
| } |
| |
| if (object instanceof CtxHelpContext) { |
| return CtxHelpContextDetails.class; |
| } else if (object instanceof CtxHelpDescription) { |
| return CtxHelpDescriptionDetails.class; |
| } else if (object instanceof CtxHelpTopic) { |
| return CtxHelpTopicDetails.class; |
| } else if (object instanceof CtxHelpCommand) { |
| return CtxHelpCommandDetails.class; |
| } |
| |
| return object.getClass(); |
| } |
| |
| /** |
| * @return the current selection of the tree section |
| */ |
| public ISelection getSelection() { |
| if (fMasterSection != null) { |
| return fMasterSection.getSelection(); |
| } |
| return StructuredSelection.EMPTY; |
| } |
| |
| /** |
| * @return the tree section |
| */ |
| public CtxHelpTreeSection getMasterSection() { |
| return fMasterSection; |
| } |
| } |