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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 1.1 2004-09-02 18:28:03 jsurfer Exp $
  12  */
  13
  14 package net.sourceforge.phpeclipse.xml.ui.internal.text;
  15
  16 import org.eclipse.jface.text.BadLocationException;
  17 import org.eclipse.jface.text.IDocument;
  18 import org.eclipse.jface.text.ITextViewer;
  19 import org.eclipse.jface.text.ITypedRegion;
  20
  21 import net.sourceforge.phpeclipse.ui.text.TextDoubleClickStrategy;
  22
  23
  24 /**
  25  *
  26  *
  27  * @author Igor Malinin
  28  */
  29 public class AttValueDoubleClickStrategy extends TextDoubleClickStrategy {
  30         /*
  31          * @see org.eclipse.jface.text.ITextDoubleClickStrategy#doubleClicked(ITextViewer)
  32          */
  33         public void doubleClicked(ITextViewer viewer) {
  34                 int offset = viewer.getSelectedRange().x;
  35                 if (offset < 0) {
  36                         return;
  37                 }
  38
  39                 try {
  40                         IDocument document = viewer.getDocument();
  41
  42                         ITypedRegion region = document.getPartition(offset);
  43
  44                         int start = region.getOffset();
  45                         int length = region.getLength();
  46                         int end = start + length - 1;
  47
  48                         if (offset == start) {
  49                                 if (document.getChar(start) == document.getChar(end)) {
  50                                         viewer.setSelectedRange(start + 1, length - 2);
  51                                 } else {
  52                                         viewer.setSelectedRange(start + 1, length - 1);
  53                                 }
  54
  55                                 return;
  56                         }
  57
  58                         if (offset == end) {
  59                                 if (document.getChar(start) == document.getChar(end)) {
  60                                         viewer.setSelectedRange(start + 1, length - 2);
  61                                         return;
  62                                 }
  63                         }
  64
  65                         super.doubleClicked(viewer);
  66                 } catch (BadLocationException e) {}
  67         }
  68 }