1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Eclipse Public License, Version 1.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.eclipse.org/org/documents/epl-v10.php 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.ide.eclipse.adt.internal.editors.layout.parts; 18 19 import com.android.ide.eclipse.adt.internal.editors.uimodel.UiDocumentNode; 20 import com.android.ide.eclipse.adt.internal.editors.uimodel.UiElementNode; 21 22 import org.eclipse.gef.EditPart; 23 import org.eclipse.gef.EditPartFactory; 24 import org.eclipse.gef.editparts.AbstractTreeEditPart; 25 import org.eclipse.ui.views.contentoutline.IContentOutlinePage; 26 27 /** 28 * {@link EditPartFactory} to create {@link AbstractTreeEditPart} for {@link UiElementNode} objects. 29 * These objects are used in the {@link IContentOutlinePage} linked to the layout editor. 30 * 31 * @since GLE1 32 */ 33 public class UiElementTreeEditPartFactory implements EditPartFactory { 34 createEditPart(EditPart context, Object model)35 public EditPart createEditPart(EditPart context, Object model) { 36 if (model instanceof UiDocumentNode) { 37 return new UiDocumentTreeEditPart((UiDocumentNode) model); 38 } else if (model instanceof UiElementNode) { 39 UiElementNode node = (UiElementNode) model; 40 if (node.getDescriptor().hasChildren()) { 41 return new UiLayoutTreeEditPart(node); 42 } else { 43 return new UiViewTreeEditPart(node); 44 } 45 } 46 return null; 47 } 48 49 } 50