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   1 /*
   2  * Copyright (c) 2002-2004 Widespace, OU and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     Igor Malinin - initial contribution
  10  *
  11  * $Id: AttValueDoubleClickStrategy.java,v 1.3 2006-10-21 23:14:13 pombredanne Exp $
  12  */
  13
  14 package net.sourceforge.phpeclipse.xml.ui.internal.text;
  15
  16 import net.sourceforge.phpeclipse.ui.text.TextDoubleClickStrategy;
  17
  18 import org.eclipse.jface.text.BadLocationException;
  19 import org.eclipse.jface.text.IDocument;
  20 import org.eclipse.jface.text.ITextViewer;
  21 import org.eclipse.jface.text.ITypedRegion;
  22
  23 /**
  24  *
  25  *
  26  * @author Igor Malinin
  27  */
  28 public class AttValueDoubleClickStrategy extends TextDoubleClickStrategy {
  29         /*
  30          * @see org.eclipse.jface.text.ITextDoubleClickStrategy#doubleClicked(ITextViewer)
  31          */
  32         public void doubleClicked(ITextViewer viewer) {
  33                 int offset = viewer.getSelectedRange().x;
  34                 if (offset < 0) {
  35                         return;
  36                 }
  37
  38                 try {
  39                         IDocument document = viewer.getDocument();
  40
  41                         ITypedRegion region = document.getPartition(offset);
  42
  43                         int start = region.getOffset();
  44                         int length = region.getLength();
  45                         int end = start + length - 1;
  46
  47                         if (offset == start) {
  48                                 if (document.getChar(start) == document.getChar(end)) {
  49                                         viewer.setSelectedRange(start + 1, length - 2);
  50                                 } else {
  51                                         viewer.setSelectedRange(start + 1, length - 1);
  52                                 }
  53
  54                                 return;
  55                         }
  56
  57                         if (offset == end) {
  58                                 if (document.getChar(start) == document.getChar(end)) {
  59                                         viewer.setSelectedRange(start + 1, length - 2);
  60                                         return;
  61                                 }
  62                         }
  63
  64                         super.doubleClicked(viewer);
  65                 } catch (BadLocationException e) {
  66                 }
  67         }
  68 }