1 /* 2 * Copyright (C) 2012 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.common; 18 19 import com.android.ide.eclipse.adt.internal.editors.AndroidSourceViewerConfig; 20 21 import org.eclipse.jface.text.contentassist.IContentAssistProcessor; 22 import org.eclipse.jface.text.source.ISourceViewer; 23 24 25 26 /** 27 * Source Viewer Configuration for the Common XML editor. 28 * Everything is already generic and done in the base class. 29 * The base class will use the delegate to find out the proper content assist to use. 30 */ 31 public final class CommonSourceViewerConfig extends AndroidSourceViewerConfig { 32 33 private final IContentAssistProcessor mContentAssist; 34 CommonSourceViewerConfig()35 public CommonSourceViewerConfig() { 36 super(); 37 mContentAssist = null; 38 } 39 CommonSourceViewerConfig(IContentAssistProcessor contentAssist)40 public CommonSourceViewerConfig(IContentAssistProcessor contentAssist) { 41 super(); 42 mContentAssist = contentAssist; 43 } 44 45 46 /** 47 * @return The {@link IContentAssistProcessor} passed to the constructor or null. 48 */ 49 @Override getAndroidContentAssistProcessor( ISourceViewer sourceViewer, String partitionType)50 public IContentAssistProcessor getAndroidContentAssistProcessor( 51 ISourceViewer sourceViewer, 52 String partitionType) { 53 // You may think you could use AndroidXmlEditor.fromTextViewer(sourceViewer) 54 // to find the editor associated with the sourceViewer and then access the 55 // delegate and query the content assist specific to a given delegate. 56 // Unfortunately this is invoked whilst the editor part is being created 57 // so we can't match an existing editor to the source view -- since there 58 // is no such "existing" editor. It's just being created. 59 // 60 // As a workaround, CommonXmlEditor#addPages() will unconfigure the 61 // default sourceViewerConfig and reconfigure it with one that really 62 // knows which content assist it should be using. 63 64 return mContentAssist; 65 } 66 } 67