| /******************************************************************************* |
| * Copyright (c) 2004 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.wst.common.snippets.internal.palette; |
| |
| import java.util.List; |
| |
| import org.eclipse.gef.palette.PaletteEntry; |
| import org.eclipse.gef.palette.PaletteRoot; |
| import org.eclipse.wst.common.snippets.internal.IEntryChangeListener; |
| import org.eclipse.wst.common.snippets.internal.Logger; |
| import org.eclipse.wst.common.snippets.internal.SnippetDefinitions; |
| import org.eclipse.wst.common.snippets.internal.model.SnippetManager; |
| |
| |
| public class SnippetPaletteRoot extends PaletteRoot implements IEntryChangeListener { |
| |
| protected SnippetDefinitions fDefinitions = null; |
| |
| public SnippetPaletteRoot(SnippetDefinitions definitions) { |
| super(); |
| setDefinitions(definitions); |
| } |
| |
| public void connect() { |
| SnippetManager.getInstance().addEntryChangeListener(this); |
| addPropertyChangeListener(SnippetManager.getInstance()); |
| } |
| |
| public void disconnect() { |
| removePropertyChangeListener(SnippetManager.getInstance()); |
| SnippetManager.getInstance().removeEntryChangeListener(this); |
| } |
| |
| /** |
| * Gets the definitions. |
| * |
| * @return Returns a SnippetDefinitions |
| */ |
| public SnippetDefinitions getDefinitions() { |
| return fDefinitions; |
| } |
| |
| |
| public void modelChanged(SnippetDefinitions oldDefinitions, SnippetDefinitions newDefinitions) { |
| setDefinitions(newDefinitions); |
| } |
| |
| /** |
| * @param definitions |
| */ |
| public void setDefinitions(SnippetDefinitions newDefinitions) { |
| SnippetDefinitions oldDefinitions = getDefinitions(); |
| this.fDefinitions = newDefinitions; |
| List oldChildren = null; |
| if (oldDefinitions != null) |
| oldChildren = oldDefinitions.getCategories(); |
| this.children = fDefinitions.getCategories(); |
| for (int i = 0; i < children.size(); i++) { |
| ((PaletteEntry) children.get(i)).setParent(this); |
| } |
| if (Logger.DEBUG_VIEWER_CONTENT) |
| System.out.println(getClass().getName() + '@' + hashCode() + " setting categories to: " + children); //$NON-NLS-1$ |
| listeners.firePropertyChange(PROPERTY_CHILDREN, oldChildren, children); |
| } |
| } |