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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
      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 package spechelper;
     17 
     18 import org.eclipse.jface.text.BadLocationException;
     19 import org.eclipse.jface.text.IDocument;
     20 import org.eclipse.jface.text.contentassist.ICompletionProposal;
     21 import org.eclipse.jface.text.contentassist.IContextInformation;
     22 import org.eclipse.swt.graphics.Image;
     23 import org.eclipse.swt.graphics.Point;
     24 
     25 public class MyCompletion implements ICompletionProposal {
     26 
     27     private String m_displ;
     28     private String m_replace;
     29     private int m_offset;
     30     private int m_replacelen;
     31     private int m_cursorpos;
     32     private Image m_img;
     33     private IContextInformation m_context;
     34     private String m_addinfo;
     35     private String fBuffer;
     36 
     37     public MyCompletion(String buffer, String replacementString,
     38             int replacementOffset, int replacementLength, int cursorPosition,
     39             Image image, String displayString,
     40             IContextInformation contextInformation,
     41             String additionalProposalInfo) {
     42         m_replace = replacementString;
     43         m_offset = replacementOffset;
     44         m_replacelen = replacementLength;
     45         m_cursorpos = cursorPosition;
     46         m_img = image;
     47         fBuffer = buffer;
     48         m_displ = displayString;
     49         m_context = contextInformation;
     50         m_addinfo = additionalProposalInfo;
     51     }
     52 
     53     public void apply(IDocument document) {
     54         try {
     55             MethodSelector ms = new MethodSelector();
     56             String replace = ms.obtainReplacement(fBuffer);
     57             if (replace == null) {
     58                 m_cursorpos = 0;
     59                 return;
     60             }
     61             m_cursorpos = replace.length();
     62             document.replace(m_offset, m_replacelen, replace);
     63         } catch (BadLocationException x) {
     64             // ignore
     65         }
     66     }
     67 
     68     public Point getSelection(IDocument document) {
     69         return new Point(m_offset + m_cursorpos, 0);
     70     }
     71 
     72     public IContextInformation getContextInformation() {
     73         return m_context;
     74     }
     75 
     76     public Image getImage() {
     77         return m_img;
     78     }
     79 
     80     public String getDisplayString() {
     81         if (m_displ != null) return m_displ;
     82         return m_replace;
     83     }
     84 
     85     public String getAdditionalProposalInfo() {
     86         return m_addinfo;
     87     }
     88 }
     89