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      1 /*
      2  * Copyright (C) 2010 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.common.layout;
     18 
     19 import static com.android.ide.common.layout.LayoutConstants.ANDROID_URI;
     20 import static com.android.ide.common.layout.LayoutConstants.ATTR_SRC;
     21 
     22 import com.android.ide.common.api.INode;
     23 import com.android.ide.common.api.IViewRule;
     24 import com.android.ide.common.api.InsertType;
     25 
     26 /**
     27  * An {@link IViewRule} for android.widget.ImageViewRule.
     28  */
     29 public class ImageViewRule extends BaseViewRule {
     30 
     31     @Override
     32     public void onCreate(INode node, INode parent, InsertType insertType) {
     33         super.onCreate(node, parent, insertType);
     34 
     35         // When dropping an include tag, ask the user which layout to include.
     36         if (insertType == InsertType.CREATE) { // NOT InsertType.CREATE_PREVIEW
     37             String src = mRulesEngine.displayResourceInput("drawable", ""); //$NON-NLS-1$ //$NON-NLS-2$
     38             if (src != null) {
     39                 node.editXml("Set Image",
     40                     new PropertySettingNodeHandler(ANDROID_URI, ATTR_SRC,
     41                             src.length() > 0 ? src : null));
     42                 return;
     43             } else {
     44                 // Remove the view; the insertion was canceled
     45                 parent.removeChild(node);
     46             }
     47         }
     48 
     49         // Fallback if dismissed or during previews etc
     50         if (insertType.isCreate()) {
     51             node.setAttribute(ANDROID_URI, ATTR_SRC, getSampleImageSrc());
     52         }
     53     }
     54 
     55 }
     56