| <HTML><HEAD><META CONTENT="text/html; charset=UTF-8" HTTP-EQUIV="Content-Type"/><TITLE>EMMA Coverage Report</TITLE><STYLE TYPE="text/css"> TABLE,TD,TH {border-style:solid; border-color:black;} TD,TH {background:white;margin:0;line-height:100%;padding-left:0.5em;padding-right:0.5em;} TD {border-width:0 1px 0 0;} TH {border-width:1px 1px 1px 0;} TR TD.h {color:red;} TABLE {border-spacing:0; border-collapse:collapse;border-width:0 0 1px 1px;} P,H1,H2,H3,TH {font-family:verdana,arial,sans-serif;font-size:10pt;} TD {font-family:courier,monospace;font-size:10pt;} TABLE.hdft {border-spacing:0;border-collapse:collapse;border-style:none;} TABLE.hdft TH,TABLE.hdft TD {border-style:none;line-height:normal;} TABLE.hdft TH.tl,TABLE.hdft TD.tl {background:#6699CC;color:white;} TABLE.hdft TD.nv {background:#6633DD;color:white;} .nv A:link {color:white;} .nv A:visited {color:white;} .nv A:active {color:yellow;} TABLE.hdft A:link {color:white;} TABLE.hdft A:visited {color:white;} TABLE.hdft A:active 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0;background:transparent;line-height:50%;} TR.o TD {background:#F0F0F0;}TABLE.it {border-style:none;}TABLE.it TD,TABLE.it TH {border-style:none;}</STYLE></HEAD><BODY><TABLE CLASS="hdft" CELLSPACING="0" WIDTH="100%"><TR><TH CLASS="tl"><A HREF="http://www.eclemma.org/">EMMA</A> Coverage Report (generated Fri Feb 20 18:44:54 GMT 2009)</TH></TR><TR><TD CLASS="nv">[<A HREF="../xslUnitTestCoverage.html">all classes</A>][<A HREF="84.html">org.eclipse.wst.sse.core.internal.undo</A>]</TD></TR></TABLE><H2>COVERAGE SUMMARY FOR SOURCE FILE [<SPAN CLASS="in">StructuredTextUndoManager.java</SPAN>]</H2><TABLE CELLSPACING="0" WIDTH="100%"><TR><TH>name</TH><TH>class, %</TH><TH>method, %</TH><TH>block, %</TH><TH>line, %</TH></TR><TR><TD>StructuredTextUndoManager.java</TD><TD>100% (3/3)</TD><TD CLASS="h">26% (12/46)</TD><TD CLASS="h">21% (225/1056)</TD><TD CLASS="h">23% (64/282)</TD></TR></TABLE><H3>COVERAGE BREAKDOWN BY CLASS AND METHOD</H3><TABLE CLASS="cn" CELLSPACING="0" WIDTH="100%"><TR><TH CLASS="f">name</TH><TH>class, %</TH><TH>method, %</TH><TH>block, %</TH><TH>line, %</TH></TR><TR><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD></TR><TR CLASS="cis"><TD CLASS="f">class <A HREF="#0">StructuredTextUndoManager$InternalStructuredDocumentListener</A></TD><TD>100% (1/1)</TD><TD CLASS="h">12% (1/8)</TD><TD CLASS="h">3% (6/190)</TD><TD CLASS="h">3% (1/32)</TD></TR><TR><TD CLASS="f"><A HREF="#1">newModel (NewDocumentEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#2">noChange (NoChangeEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#3">nodesReplaced (StructuredDocumentRegionsReplacedEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#4">processStructuredDocumentEvent (String, String, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/132)</TD><TD CLASS="h">0% (0/14)</TD></TR><TR><TD CLASS="f"><A HREF="#5">processStructuredDocumentEvent (StructuredDocumentEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/38)</TD><TD CLASS="h">0% (0/9)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#6">regionChanged (RegionChangedEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR><TD CLASS="f"><A HREF="#7">regionsReplaced (RegionsReplacedEvent): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#0">StructuredTextUndoManager$InternalStructuredDocumentListener (StructuredTextU...</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (6/6)</TD><TD>100% (1/1)</TD></TR><TR><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD></TR><TR CLASS="cis"><TD CLASS="f">class <A HREF="#9">StructuredTextUndoManager</A></TD><TD>100% (1/1)</TD><TD CLASS="h">28% (10/36)</TD><TD CLASS="h">25% (213/856)</TD><TD CLASS="h">25% (62/247)</TD></TR><TR><TD CLASS="f"><A HREF="#a">beginRecording (Object): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/6)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#b">beginRecording (Object, String): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/6)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR><TD CLASS="f"><A HREF="#c">beginRecording (Object, String, String): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/46)</TD><TD CLASS="h">0% (0/15)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#d">beginRecording (Object, String, String, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/12)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR><TD CLASS="f"><A HREF="#e">beginRecording (Object, String, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/12)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#f">beginRecording (Object, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/12)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR><TD CLASS="f"><A HREF="#10">checkRequester (Object): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/17)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#11">createNewTextCommand (String, String, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/70)</TD><TD CLASS="h">0% (0/20)</TD></TR><TR><TD CLASS="f"><A HREF="#12">disableUndoManagement (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#13">enableUndoManagement (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR><TD CLASS="f"><A HREF="#14">endRecording (Object): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/17)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#15">endRecording (Object, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/53)</TD><TD CLASS="h">0% (0/16)</TD></TR><TR><TD CLASS="f"><A HREF="#16">findStructuredModel (IDocument): IStructuredModel</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/8)</TD><TD CLASS="h">0% (0/3)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#17">forceEndOfPendingCommand (Object, int, int): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/12)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR><TD CLASS="f"><A HREF="#18">getCommandStack (): CommandStack</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/3)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#19">getRedoCommand (): Command</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#1a">getUndoCommand (): Command</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#1b">redo (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR><TD CLASS="f"><A HREF="#1c">redo (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/67)</TD><TD CLASS="h">0% (0/22)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#1d">redoable (): boolean</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#1e">resetInternalCommands (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/10)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#1f">setRedoDocumentSelection (IDocumentSelectionMediator, Command): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/68)</TD><TD CLASS="h">0% (0/15)</TD></TR><TR><TD CLASS="f"><A HREF="#20">setUndoDocumentSelection (IDocumentSelectionMediator, Command): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/68)</TD><TD CLASS="h">0% (0/15)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#21">undo (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR><TD CLASS="f"><A HREF="#22">undo (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/73)</TD><TD CLASS="h">0% (0/24)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#23">undoable (): boolean</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#24">connect (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD CLASS="h">60% (24/40)</TD><TD CLASS="h">70% (7/10)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#25">addDocumentSelectionMediator (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD CLASS="h">65% (31/48)</TD><TD CLASS="h">69% (9/13)</TD></TR><TR><TD CLASS="f"><A HREF="#26">setCommandStack (CommandStack): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD CLASS="h">75% (15/20)</TD><TD>83% (5/6)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#27">removeDocumentSelectionMediator (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>83% (40/48)</TD><TD>91% (10/11)</TD></TR><TR><TD CLASS="f"><A HREF="#28">disconnect (IDocumentSelectionMediator): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>85% (28/33)</TD><TD>86% (6/7)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#9"><static initializer></A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (3/3)</TD><TD>100% (2/2)</TD></TR><TR><TD CLASS="f"><A HREF="#2a">StructuredTextUndoManager (): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (6/6)</TD><TD>100% (2/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#2b">StructuredTextUndoManager (CommandStack): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (42/42)</TD><TD>100% (15/15)</TD></TR><TR><TD CLASS="f"><A HREF="#2c">getInternalCommandStackListener (): CommandStackListener</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (12/12)</TD><TD>100% (3/3)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#2d">getInternalStructuredDocumentListener (): IStructuredDocumentListener</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (12/12)</TD><TD>100% (3/3)</TD></TR><TR><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD><TD CLASS="bt"> </TD></TR><TR CLASS="cis"><TD CLASS="f">class <A HREF="#2e">StructuredTextUndoManager$InternalCommandStackListener</A></TD><TD>100% (1/1)</TD><TD CLASS="h">50% (1/2)</TD><TD CLASS="h">60% (6/10)</TD><TD CLASS="h">33% (1/3)</TD></TR><TR><TD CLASS="f"><A HREF="#2f">commandStackChanged (EventObject): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/4)</TD><TD CLASS="h">0% (0/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#2e">StructuredTextUndoManager$InternalCommandStackListener (StructuredTextUndoMan...</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (6/6)</TD><TD>100% (1/1)</TD></TR></TABLE><P></P><TABLE CLASS="s" CELLSPACING="0" WIDTH="100%"><TR><TD CLASS="l">1</TD><TD>/*******************************************************************************</TD></TR><TR><TD CLASS="l">2</TD><TD> * Copyright (c) 2001, 2006 IBM Corporation and others.</TD></TR><TR><TD CLASS="l">3</TD><TD> * All rights reserved. This program and the accompanying materials</TD></TR><TR><TD CLASS="l">4</TD><TD> * are made available under the terms of the Eclipse Public License v1.0</TD></TR><TR><TD CLASS="l">5</TD><TD> * which accompanies this distribution, and is available at</TD></TR><TR><TD CLASS="l">6</TD><TD> * http://www.eclipse.org/legal/epl-v10.html</TD></TR><TR><TD CLASS="l">7</TD><TD> *</TD></TR><TR><TD CLASS="l">8</TD><TD> * Contributors:</TD></TR><TR><TD CLASS="l">9</TD><TD> * IBM Corporation - initial API and implementation</TD></TR><TR><TD CLASS="l">10</TD><TD> * Jens Lukowski/Innoopract - initial renaming/restructuring</TD></TR><TR><TD CLASS="l">11</TD><TD> * Jesper Steen M�ller - initial IDocumentExtension4 support - #102822</TD></TR><TR><TD CLASS="l">12</TD><TD> * </TD></TR><TR><TD CLASS="l">13</TD><TD> *******************************************************************************/</TD></TR><TR><TD CLASS="l">14</TD><TD>package org.eclipse.wst.sse.core.internal.undo;</TD></TR><TR><TD CLASS="l">15</TD><TD> </TD></TR><TR><TD CLASS="l">16</TD><TD>import java.util.EventObject;</TD></TR><TR><TD CLASS="l">17</TD><TD> </TD></TR><TR><TD CLASS="l">18</TD><TD>import org.eclipse.emf.common.command.BasicCommandStack;</TD></TR><TR><TD CLASS="l">19</TD><TD>import org.eclipse.emf.common.command.Command;</TD></TR><TR><TD CLASS="l">20</TD><TD>import org.eclipse.emf.common.command.CommandStack;</TD></TR><TR><TD CLASS="l">21</TD><TD>import org.eclipse.emf.common.command.CommandStackListener;</TD></TR><TR><TD CLASS="l">22</TD><TD>import org.eclipse.emf.common.command.CompoundCommand;</TD></TR><TR><TD CLASS="l">23</TD><TD>import org.eclipse.jface.text.DocumentRewriteSession;</TD></TR><TR><TD CLASS="l">24</TD><TD>import org.eclipse.jface.text.DocumentRewriteSessionType;</TD></TR><TR><TD CLASS="l">25</TD><TD>import org.eclipse.jface.text.IDocument;</TD></TR><TR><TD CLASS="l">26</TD><TD>import org.eclipse.jface.text.IDocumentExtension4;</TD></TR><TR><TD CLASS="l">27</TD><TD>import org.eclipse.wst.sse.core.StructuredModelManager;</TD></TR><TR><TD CLASS="l">28</TD><TD>import org.eclipse.wst.sse.core.internal.SSECoreMessages;</TD></TR><TR><TD CLASS="l">29</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.IModelManager;</TD></TR><TR><TD CLASS="l">30</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;</TD></TR><TR><TD CLASS="l">31</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.IStructuredDocumentListener;</TD></TR><TR><TD CLASS="l">32</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.NewDocumentEvent;</TD></TR><TR><TD CLASS="l">33</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.NoChangeEvent;</TD></TR><TR><TD CLASS="l">34</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.RegionChangedEvent;</TD></TR><TR><TD CLASS="l">35</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.RegionsReplacedEvent;</TD></TR><TR><TD CLASS="l">36</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.StructuredDocumentEvent;</TD></TR><TR><TD CLASS="l">37</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.events.StructuredDocumentRegionsReplacedEvent;</TD></TR><TR><TD CLASS="l">38</TD><TD>import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument;</TD></TR><TR><TD CLASS="l">39</TD><TD>import org.eclipse.wst.sse.core.internal.util.Assert;</TD></TR><TR><TD CLASS="l"><A NAME="2e">40</A></TD><TD>import org.eclipse.wst.sse.core.internal.util.Utilities;</TD></TR><TR><TD CLASS="l">41</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">42</TD><TD>public class StructuredTextUndoManager implements IStructuredTextUndoManager {</TD></TR><TR><TD CLASS="l"><A NAME="2f">43</A></TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">44</TD><TD> class InternalCommandStackListener implements CommandStackListener {</TD></TR><TR><TD CLASS="l">45</TD><TD> public void commandStackChanged(EventObject event) {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="0">46</A></TD><TD> resetInternalCommands();</TD></TR><TR CLASS="z"><TD CLASS="l">47</TD><TD> }</TD></TR><TR><TD CLASS="l">48</TD><TD> }</TD></TR><TR><TD CLASS="l">49</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">50</TD><TD> class InternalStructuredDocumentListener implements IStructuredDocumentListener {</TD></TR><TR><TD CLASS="l">51</TD><TD> </TD></TR><TR><TD CLASS="l">52</TD><TD> public void newModel(NewDocumentEvent structuredDocumentEvent) {</TD></TR><TR><TD CLASS="l">53</TD><TD> // Do nothing. Do not push the new model's structuredDocument</TD></TR><TR><TD CLASS="l"><A NAME="1">54</A></TD><TD> // changes</TD></TR><TR><TD CLASS="l">55</TD><TD> // onto the undo command stack, or else the user may be able to</TD></TR><TR><TD CLASS="l">56</TD><TD> // undo</TD></TR><TR><TD CLASS="l">57</TD><TD> // an existing file to an empty file.</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="2">58</A></TD><TD> }</TD></TR><TR><TD CLASS="l">59</TD><TD> </TD></TR><TR><TD CLASS="l">60</TD><TD> public void noChange(NoChangeEvent structuredDocumentEvent) {</TD></TR><TR><TD CLASS="l"><A NAME="3">61</A></TD><TD> // Since "no change", do nothing.</TD></TR><TR CLASS="z"><TD CLASS="l">62</TD><TD> }</TD></TR><TR><TD CLASS="l">63</TD><TD> </TD></TR><TR><TD CLASS="l">64</TD><TD> public void nodesReplaced(StructuredDocumentRegionsReplacedEvent structuredDocumentEvent) {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="4">65</A></TD><TD> processStructuredDocumentEvent(structuredDocumentEvent);</TD></TR><TR CLASS="z"><TD CLASS="l">66</TD><TD> }</TD></TR><TR><TD CLASS="l">67</TD><TD> </TD></TR><TR><TD CLASS="l">68</TD><TD> private void processStructuredDocumentEvent(String textDeleted, String textInserted, int textStart, int textEnd) {</TD></TR><TR CLASS="z"><TD CLASS="l">69</TD><TD> if (fTextCommand != null && textStart == fTextCommand.getTextEnd()) {</TD></TR><TR><TD CLASS="l">70</TD><TD> // append to the text command</TD></TR><TR CLASS="z"><TD CLASS="l">71</TD><TD> fTextCommand.setTextDeleted(fTextCommand.getTextDeleted().concat(textDeleted));</TD></TR><TR CLASS="z"><TD CLASS="l">72</TD><TD> fTextCommand.setTextInserted(fTextCommand.getTextInserted().concat(textInserted));</TD></TR><TR CLASS="z"><TD CLASS="l">73</TD><TD> fTextCommand.setTextEnd(textEnd);</TD></TR><TR><TD CLASS="l">74</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">75</TD><TD> else if (fTextCommand != null && textStart == fTextCommand.getTextStart() - (textEnd - textStart + 1) && textEnd <= fTextCommand.getTextEnd() - (textEnd - textStart + 1) && textDeleted.length() == 1 && textInserted.length() == 0) {</TD></TR><TR><TD CLASS="l">76</TD><TD> // backspace pressed</TD></TR><TR><TD CLASS="l">77</TD><TD> </TD></TR><TR><TD CLASS="l">78</TD><TD> // erase a character just inserted</TD></TR><TR CLASS="z"><TD CLASS="l">79</TD><TD> if (fTextCommand.getTextInserted().length() > 0) {</TD></TR><TR CLASS="z"><TD CLASS="l">80</TD><TD> fTextCommand.setTextInserted(fTextCommand.getTextInserted().substring(0, fTextCommand.getTextEnd() - fTextCommand.getTextStart() - 1));</TD></TR><TR CLASS="z"><TD CLASS="l">81</TD><TD> fTextCommand.setTextEnd(textEnd);</TD></TR><TR><TD CLASS="l">82</TD><TD> }</TD></TR><TR><TD CLASS="l">83</TD><TD> // erase a character in the file</TD></TR><TR><TD CLASS="l">84</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">85</TD><TD> fTextCommand.setTextDeleted(textDeleted.concat(fTextCommand.getTextDeleted()));</TD></TR><TR CLASS="z"><TD CLASS="l">86</TD><TD> fTextCommand.setTextStart(textStart);</TD></TR><TR><TD CLASS="l">87</TD><TD> }</TD></TR><TR><TD CLASS="l">88</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">89</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">90</TD><TD> createNewTextCommand(textDeleted, textInserted, textStart, textEnd);</TD></TR><TR><TD CLASS="l">91</TD><TD> }</TD></TR><TR><TD CLASS="l">92</TD><TD> </TD></TR><TR><TD CLASS="l">93</TD><TD> // save cursor position</TD></TR><TR CLASS="z"><TD CLASS="l">94</TD><TD> fCursorPosition = textEnd;</TD></TR><TR CLASS="z"><TD CLASS="l">95</TD><TD> }</TD></TR><TR><TD CLASS="l">96</TD><TD> </TD></TR><TR><TD CLASS="l">97</TD><TD> private void processStructuredDocumentEvent(StructuredDocumentEvent structuredDocumentEvent) {</TD></TR><TR><TD CLASS="l">98</TD><TD> // Note: fListening tells us if we should listen to the</TD></TR><TR><TD CLASS="l">99</TD><TD> // StructuredDocumentEvent.</TD></TR><TR><TD CLASS="l">100</TD><TD> // fListening is set to false right before the undo/redo process</TD></TR><TR><TD CLASS="l">101</TD><TD> // and</TD></TR><TR><TD CLASS="l">102</TD><TD> // then set to true again</TD></TR><TR><TD CLASS="l">103</TD><TD> // right after the undo/redo process to block out and ignore all</TD></TR><TR><TD CLASS="l">104</TD><TD> // StructuredDocumentEvents generated</TD></TR><TR><TD CLASS="l">105</TD><TD> // by the undo/redo process.</TD></TR><TR><TD CLASS="l">106</TD><TD> </TD></TR><TR><TD CLASS="l">107</TD><TD> // Process StructuredDocumentEvent if fListening is true.</TD></TR><TR><TD CLASS="l">108</TD><TD> //</TD></TR><TR><TD CLASS="l">109</TD><TD> // We are executing a command from the command stack if the</TD></TR><TR><TD CLASS="l">110</TD><TD> // requester</TD></TR><TR><TD CLASS="l"><A NAME="5">111</A></TD><TD> // is a command (for example, undo/redo).</TD></TR><TR><TD CLASS="l">112</TD><TD> // We should not process the flat model event when we are</TD></TR><TR><TD CLASS="l">113</TD><TD> // executing a</TD></TR><TR><TD CLASS="l">114</TD><TD> // command from the command stack.</TD></TR><TR CLASS="z"><TD CLASS="l">115</TD><TD> if (fUndoManagementEnabled && !(structuredDocumentEvent.getOriginalRequester() instanceof Command)) {</TD></TR><TR><TD CLASS="l">116</TD><TD> // check requester if not recording</TD></TR><TR CLASS="z"><TD CLASS="l">117</TD><TD> if (!fRecording)</TD></TR><TR CLASS="z"><TD CLASS="l">118</TD><TD> checkRequester(structuredDocumentEvent.getOriginalRequester());</TD></TR><TR><TD CLASS="l">119</TD><TD> </TD></TR><TR><TD CLASS="l">120</TD><TD> // process the structuredDocumentEvent</TD></TR><TR CLASS="z"><TD CLASS="l">121</TD><TD> String textDeleted = structuredDocumentEvent.getDeletedText();</TD></TR><TR CLASS="z"><TD CLASS="l">122</TD><TD> String textInserted = structuredDocumentEvent.getText();</TD></TR><TR CLASS="z"><TD CLASS="l">123</TD><TD> int textStart = structuredDocumentEvent.getOffset();</TD></TR><TR CLASS="z"><TD CLASS="l">124</TD><TD> int textEnd = textStart + textInserted.length();</TD></TR><TR CLASS="z"><TD CLASS="l">125</TD><TD> processStructuredDocumentEvent(textDeleted, textInserted, textStart, textEnd);</TD></TR><TR><TD CLASS="l"><A NAME="6">126</A></TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">127</TD><TD> }</TD></TR><TR><TD CLASS="l">128</TD><TD> </TD></TR><TR><TD CLASS="l">129</TD><TD> public void regionChanged(RegionChangedEvent structuredDocumentEvent) {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="7">130</A></TD><TD> processStructuredDocumentEvent(structuredDocumentEvent);</TD></TR><TR CLASS="z"><TD CLASS="l">131</TD><TD> }</TD></TR><TR><TD CLASS="l">132</TD><TD> </TD></TR><TR><TD CLASS="l">133</TD><TD> public void regionsReplaced(RegionsReplacedEvent structuredDocumentEvent) {</TD></TR><TR CLASS="z"><TD CLASS="l">134</TD><TD> processStructuredDocumentEvent(structuredDocumentEvent);</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="9">135</A></TD><TD> }</TD></TR><TR><TD CLASS="l">136</TD><TD> </TD></TR><TR><TD CLASS="l">137</TD><TD> }</TD></TR><TR><TD CLASS="l">138</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">139</TD><TD> private static final String TEXT_CHANGE_TEXT = SSECoreMessages.Text_Change_UI_; //$NON-NLS-1$</TD></TR><TR CLASS="c"><TD CLASS="l">140</TD><TD> private CommandStack fCommandStack = null;</TD></TR><TR CLASS="c"><TD CLASS="l">141</TD><TD> private StructuredTextCompoundCommandImpl fCompoundCommand = null;</TD></TR><TR CLASS="c"><TD CLASS="l">142</TD><TD> private String fCompoundCommandDescription = null;</TD></TR><TR CLASS="c"><TD CLASS="l">143</TD><TD> private String fCompoundCommandLabel = null;</TD></TR><TR CLASS="c"><TD CLASS="l">144</TD><TD> int fCursorPosition = 0;</TD></TR><TR><TD CLASS="l">145</TD><TD> // private IStructuredModel fStructuredModel = null;</TD></TR><TR><TD CLASS="l">146</TD><TD> private IDocument fDocument;</TD></TR><TR><TD CLASS="l">147</TD><TD> private InternalCommandStackListener fInternalCommandStackListener;</TD></TR><TR><TD CLASS="l">148</TD><TD> // private Map fTextViewerToListenerMap = new HashMap();</TD></TR><TR><TD CLASS="l">149</TD><TD> private IStructuredDocumentListener fInternalStructuredDocumentListener;</TD></TR><TR CLASS="c"><TD CLASS="l">150</TD><TD> private IDocumentSelectionMediator[] fMediators = null;</TD></TR><TR CLASS="c"><TD CLASS="l">151</TD><TD> private boolean fRecording = false;</TD></TR><TR CLASS="c"><TD CLASS="l">152</TD><TD> private int fRecordingCount = 0;</TD></TR><TR><TD CLASS="l">153</TD><TD> private Object fRequester;</TD></TR><TR CLASS="c"><TD CLASS="l">154</TD><TD> StructuredTextCommandImpl fTextCommand = null;</TD></TR><TR CLASS="c"><TD CLASS="l">155</TD><TD> private int fUndoCursorPosition = -1;</TD></TR><TR CLASS="c"><TD CLASS="l"><A NAME="2a">156</A></TD><TD> boolean fUndoManagementEnabled = true;</TD></TR><TR CLASS="c"><TD CLASS="l">157</TD><TD> private int fUndoSelectionLength = 0;</TD></TR><TR><TD CLASS="l">158</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="2b">159</A></TD><TD> public StructuredTextUndoManager() {</TD></TR><TR CLASS="c"><TD CLASS="l">160</TD><TD> this(new BasicCommandStack());</TD></TR><TR CLASS="c"><TD CLASS="l">161</TD><TD> }</TD></TR><TR><TD CLASS="l">162</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">163</TD><TD> public StructuredTextUndoManager(CommandStack commandStack) {</TD></TR><TR CLASS="c"><TD CLASS="l"><A NAME="25">164</A></TD><TD> setCommandStack(commandStack);</TD></TR><TR CLASS="c"><TD CLASS="l">165</TD><TD> }</TD></TR><TR><TD CLASS="l">166</TD><TD> </TD></TR><TR><TD CLASS="l">167</TD><TD> private void addDocumentSelectionMediator(IDocumentSelectionMediator mediator) {</TD></TR><TR CLASS="c"><TD CLASS="l">168</TD><TD> if (!Utilities.contains(fMediators, mediator)) {</TD></TR><TR CLASS="c"><TD CLASS="l">169</TD><TD> int oldSize = 0;</TD></TR><TR><TD CLASS="l">170</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">171</TD><TD> if (fMediators != null) {</TD></TR><TR><TD CLASS="l">172</TD><TD> // normally won't be null, but we need to be sure, for first</TD></TR><TR><TD CLASS="l">173</TD><TD> // time through</TD></TR><TR CLASS="z"><TD CLASS="l">174</TD><TD> oldSize = fMediators.length;</TD></TR><TR><TD CLASS="l">175</TD><TD> }</TD></TR><TR><TD CLASS="l">176</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">177</TD><TD> int newSize = oldSize + 1;</TD></TR><TR CLASS="c"><TD CLASS="l">178</TD><TD> IDocumentSelectionMediator[] newMediators = new IDocumentSelectionMediator[newSize];</TD></TR><TR CLASS="c"><TD CLASS="l">179</TD><TD> if (fMediators != null) {</TD></TR><TR CLASS="z"><TD CLASS="l">180</TD><TD> System.arraycopy(fMediators, 0, newMediators, 0, oldSize);</TD></TR><TR><TD CLASS="l">181</TD><TD> }</TD></TR><TR><TD CLASS="l">182</TD><TD> </TD></TR><TR><TD CLASS="l">183</TD><TD> // add the new undo mediator to last position</TD></TR><TR CLASS="c"><TD CLASS="l">184</TD><TD> newMediators[newSize - 1] = mediator;</TD></TR><TR><TD CLASS="l">185</TD><TD> </TD></TR><TR><TD CLASS="l">186</TD><TD> // now switch new for old</TD></TR><TR CLASS="c"><TD CLASS="l">187</TD><TD> fMediators = newMediators;</TD></TR><TR><TD CLASS="l">188</TD><TD> }</TD></TR><TR><TD CLASS="l">189</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">190</TD><TD> removeDocumentSelectionMediator(mediator);</TD></TR><TR CLASS="z"><TD CLASS="l">191</TD><TD> addDocumentSelectionMediator(mediator);</TD></TR><TR><TD CLASS="l"><A NAME="a">192</A></TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">193</TD><TD> }</TD></TR><TR><TD CLASS="l">194</TD><TD> </TD></TR><TR><TD CLASS="l">195</TD><TD> public void beginRecording(Object requester) {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="f">196</A></TD><TD> beginRecording(requester, null, null);</TD></TR><TR CLASS="z"><TD CLASS="l">197</TD><TD> }</TD></TR><TR><TD CLASS="l">198</TD><TD> </TD></TR><TR><TD CLASS="l">199</TD><TD> public void beginRecording(Object requester, int cursorPosition, int selectionLength) {</TD></TR><TR CLASS="z"><TD CLASS="l">200</TD><TD> beginRecording(requester, null, null);</TD></TR><TR><TD CLASS="l">201</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">202</TD><TD> fUndoCursorPosition = cursorPosition;</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="b">203</A></TD><TD> fUndoSelectionLength = selectionLength;</TD></TR><TR CLASS="z"><TD CLASS="l">204</TD><TD> }</TD></TR><TR><TD CLASS="l">205</TD><TD> </TD></TR><TR><TD CLASS="l">206</TD><TD> public void beginRecording(Object requester, String label) {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="e">207</A></TD><TD> beginRecording(requester, label, null);</TD></TR><TR CLASS="z"><TD CLASS="l">208</TD><TD> }</TD></TR><TR><TD CLASS="l">209</TD><TD> </TD></TR><TR><TD CLASS="l">210</TD><TD> public void beginRecording(Object requester, String label, int cursorPosition, int selectionLength) {</TD></TR><TR CLASS="z"><TD CLASS="l">211</TD><TD> beginRecording(requester, label, null);</TD></TR><TR><TD CLASS="l">212</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">213</TD><TD> fUndoCursorPosition = cursorPosition;</TD></TR><TR CLASS="z"><TD CLASS="l">214</TD><TD> fUndoSelectionLength = selectionLength;</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="c">215</A></TD><TD> }</TD></TR><TR><TD CLASS="l">216</TD><TD> </TD></TR><TR><TD CLASS="l">217</TD><TD> public void beginRecording(Object requester, String label, String description) {</TD></TR><TR><TD CLASS="l">218</TD><TD> // save the requester</TD></TR><TR CLASS="z"><TD CLASS="l">219</TD><TD> fRequester = requester;</TD></TR><TR><TD CLASS="l">220</TD><TD> </TD></TR><TR><TD CLASS="l">221</TD><TD> // update label and desc only on the first level when recording is</TD></TR><TR><TD CLASS="l">222</TD><TD> // nested</TD></TR><TR CLASS="z"><TD CLASS="l">223</TD><TD> if (fRecordingCount == 0) {</TD></TR><TR CLASS="z"><TD CLASS="l">224</TD><TD> fCompoundCommandLabel = label;</TD></TR><TR CLASS="z"><TD CLASS="l">225</TD><TD> if (fCompoundCommandLabel == null)</TD></TR><TR CLASS="z"><TD CLASS="l">226</TD><TD> fCompoundCommandLabel = TEXT_CHANGE_TEXT;</TD></TR><TR><TD CLASS="l">227</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">228</TD><TD> fCompoundCommandDescription = description;</TD></TR><TR CLASS="z"><TD CLASS="l">229</TD><TD> if (fCompoundCommandDescription == null)</TD></TR><TR CLASS="z"><TD CLASS="l">230</TD><TD> fCompoundCommandDescription = TEXT_CHANGE_TEXT;</TD></TR><TR><TD CLASS="l">231</TD><TD> </TD></TR><TR><TD CLASS="l">232</TD><TD> // clear commands</TD></TR><TR CLASS="z"><TD CLASS="l">233</TD><TD> fTextCommand = null;</TD></TR><TR CLASS="z"><TD CLASS="l">234</TD><TD> fCompoundCommand = null;</TD></TR><TR><TD CLASS="l">235</TD><TD> }</TD></TR><TR><TD CLASS="l">236</TD><TD> </TD></TR><TR><TD CLASS="l">237</TD><TD> // update counter and flag</TD></TR><TR CLASS="z"><TD CLASS="l">238</TD><TD> fRecordingCount++;</TD></TR><TR CLASS="z"><TD CLASS="l">239</TD><TD> fRecording = true;</TD></TR><TR><TD CLASS="l">240</TD><TD> </TD></TR><TR><TD CLASS="l">241</TD><TD> // no undo cursor position and undo selection length specified</TD></TR><TR><TD CLASS="l">242</TD><TD> // reset undo cursor position and undo selection length</TD></TR><TR CLASS="z"><TD CLASS="l">243</TD><TD> fUndoCursorPosition = -1;</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="d">244</A></TD><TD> fUndoSelectionLength = 0;</TD></TR><TR CLASS="z"><TD CLASS="l">245</TD><TD> }</TD></TR><TR><TD CLASS="l">246</TD><TD> </TD></TR><TR><TD CLASS="l">247</TD><TD> public void beginRecording(Object requester, String label, String description, int cursorPosition, int selectionLength) {</TD></TR><TR CLASS="z"><TD CLASS="l">248</TD><TD> beginRecording(requester, label, description);</TD></TR><TR><TD CLASS="l">249</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">250</TD><TD> fUndoCursorPosition = cursorPosition;</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="10">251</A></TD><TD> fUndoSelectionLength = selectionLength;</TD></TR><TR CLASS="z"><TD CLASS="l">252</TD><TD> }</TD></TR><TR><TD CLASS="l">253</TD><TD> </TD></TR><TR><TD CLASS="l">254</TD><TD> void checkRequester(Object requester) {</TD></TR><TR CLASS="z"><TD CLASS="l">255</TD><TD> if (fRequester != null && !fRequester.equals(requester)) {</TD></TR><TR><TD CLASS="l">256</TD><TD> // Force restart of recording so the last compound command is</TD></TR><TR><TD CLASS="l">257</TD><TD> // closed.</TD></TR><TR><TD CLASS="l">258</TD><TD> //</TD></TR><TR><TD CLASS="l">259</TD><TD> // However, we should not force restart of recording when the</TD></TR><TR><TD CLASS="l">260</TD><TD> // request came from StructuredDocumentToTextAdapter or</TD></TR><TR><TD CLASS="l">261</TD><TD> // XMLModelImpl</TD></TR><TR><TD CLASS="l">262</TD><TD> // because cut/paste requests and character inserts to the</TD></TR><TR><TD CLASS="l">263</TD><TD> // textViewer are from StructuredDocumentToTextAdapter,</TD></TR><TR><TD CLASS="l">264</TD><TD> // and requests to delete a node in the XMLTableTreeViewer are</TD></TR><TR><TD CLASS="l">265</TD><TD> // from XMLModelImpl (which implements IStructuredModel).</TD></TR><TR><TD CLASS="l">266</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">267</TD><TD> if (!(requester instanceof IStructuredModel || requester instanceof IStructuredDocument)) {</TD></TR><TR CLASS="z"><TD CLASS="l">268</TD><TD> resetInternalCommands();</TD></TR><TR><TD CLASS="l">269</TD><TD> }</TD></TR><TR><TD CLASS="l">270</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">271</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="24">272</A></TD><TD> </TD></TR><TR><TD CLASS="l">273</TD><TD> </TD></TR><TR><TD CLASS="l">274</TD><TD> </TD></TR><TR><TD CLASS="l">275</TD><TD> public void connect(IDocumentSelectionMediator mediator) {</TD></TR><TR CLASS="c"><TD CLASS="l">276</TD><TD> Assert.isNotNull(mediator);</TD></TR><TR CLASS="c"><TD CLASS="l">277</TD><TD> if (fDocument == null) {</TD></TR><TR><TD CLASS="l">278</TD><TD> // add this undo manager as structured document listener</TD></TR><TR CLASS="c"><TD CLASS="l">279</TD><TD> fDocument = mediator.getDocument();</TD></TR><TR><TD CLASS="l">280</TD><TD> // future_TODO: eventually we want to refactor or allow either</TD></TR><TR><TD CLASS="l">281</TD><TD> // type of document, but for now, we'll do instanceof check, and</TD></TR><TR><TD CLASS="l">282</TD><TD> // fail</TD></TR><TR><TD CLASS="l">283</TD><TD> // if not right type</TD></TR><TR CLASS="c"><TD CLASS="l">284</TD><TD> if (fDocument instanceof IStructuredDocument) {</TD></TR><TR CLASS="c"><TD CLASS="l">285</TD><TD> ((IStructuredDocument) fDocument).addDocumentChangedListener(getInternalStructuredDocumentListener());</TD></TR><TR><TD CLASS="l">286</TD><TD> }</TD></TR><TR><TD CLASS="l">287</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">288</TD><TD> throw new IllegalArgumentException("only meditator with structured documents currently handled"); //$NON-NLS-1$</TD></TR><TR><TD CLASS="l">289</TD><TD> }</TD></TR><TR><TD CLASS="l">290</TD><TD> }</TD></TR><TR><TD CLASS="l">291</TD><TD> else {</TD></TR><TR><TD CLASS="l">292</TD><TD> // if we've already had our document set, we'll just do this fail</TD></TR><TR><TD CLASS="l">293</TD><TD> // fast integrity check</TD></TR><TR CLASS="z"><TD CLASS="l">294</TD><TD> if (!fDocument.equals(mediator.getDocument()))</TD></TR><TR CLASS="z"><TD CLASS="l">295</TD><TD> throw new IllegalStateException("Connection to undo manager failed. Document for document selection mediator inconistent with undo manager."); //$NON-NLS-1$</TD></TR><TR><TD CLASS="l">296</TD><TD> }</TD></TR><TR><TD CLASS="l">297</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l"><A NAME="11">298</A></TD><TD> addDocumentSelectionMediator(mediator);</TD></TR><TR CLASS="c"><TD CLASS="l">299</TD><TD> }</TD></TR><TR><TD CLASS="l">300</TD><TD> </TD></TR><TR><TD CLASS="l">301</TD><TD> void createNewTextCommand(String textDeleted, String textInserted, int textStart, int textEnd) {</TD></TR><TR CLASS="z"><TD CLASS="l">302</TD><TD> StructuredTextCommandImpl textCommand = new StructuredTextCommandImpl(fDocument);</TD></TR><TR CLASS="z"><TD CLASS="l">303</TD><TD> textCommand.setLabel(TEXT_CHANGE_TEXT);</TD></TR><TR CLASS="z"><TD CLASS="l">304</TD><TD> textCommand.setDescription(TEXT_CHANGE_TEXT);</TD></TR><TR CLASS="z"><TD CLASS="l">305</TD><TD> textCommand.setTextStart(textStart);</TD></TR><TR CLASS="z"><TD CLASS="l">306</TD><TD> textCommand.setTextEnd(textEnd);</TD></TR><TR CLASS="z"><TD CLASS="l">307</TD><TD> textCommand.setTextDeleted(textDeleted);</TD></TR><TR CLASS="z"><TD CLASS="l">308</TD><TD> textCommand.setTextInserted(textInserted);</TD></TR><TR><TD CLASS="l">309</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">310</TD><TD> if (fRecording) {</TD></TR><TR CLASS="z"><TD CLASS="l">311</TD><TD> if (fCompoundCommand == null) {</TD></TR><TR CLASS="z"><TD CLASS="l">312</TD><TD> StructuredTextCompoundCommandImpl compoundCommand = new StructuredTextCompoundCommandImpl();</TD></TR><TR CLASS="z"><TD CLASS="l">313</TD><TD> compoundCommand.setUndoCursorPosition(fUndoCursorPosition);</TD></TR><TR CLASS="z"><TD CLASS="l">314</TD><TD> compoundCommand.setUndoSelectionLength(fUndoSelectionLength);</TD></TR><TR><TD CLASS="l">315</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">316</TD><TD> compoundCommand.setLabel(fCompoundCommandLabel);</TD></TR><TR CLASS="z"><TD CLASS="l">317</TD><TD> compoundCommand.setDescription(fCompoundCommandDescription);</TD></TR><TR CLASS="z"><TD CLASS="l">318</TD><TD> compoundCommand.append(textCommand);</TD></TR><TR><TD CLASS="l">319</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">320</TD><TD> fCompoundCommand = compoundCommand;</TD></TR><TR><TD CLASS="l">321</TD><TD> }</TD></TR><TR><TD CLASS="l">322</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">323</TD><TD> fCompoundCommand.append(textCommand);</TD></TR><TR><TD CLASS="l">324</TD><TD> }</TD></TR><TR><TD CLASS="l">325</TD><TD> }</TD></TR><TR><TD CLASS="l">326</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">327</TD><TD> fCommandStack.execute(textCommand);</TD></TR><TR><TD CLASS="l">328</TD><TD> }</TD></TR><TR><TD CLASS="l">329</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">330</TD><TD> fTextCommand = textCommand;</TD></TR><TR CLASS="z"><TD CLASS="l">331</TD><TD> }</TD></TR><TR><TD CLASS="l">332</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="12">333</A></TD><TD> /**</TD></TR><TR><TD CLASS="l">334</TD><TD> * Disable undo management.</TD></TR><TR><TD CLASS="l">335</TD><TD> */</TD></TR><TR><TD CLASS="l">336</TD><TD> public void disableUndoManagement() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="28">337</A></TD><TD> fUndoManagementEnabled = false;</TD></TR><TR CLASS="z"><TD CLASS="l">338</TD><TD> }</TD></TR><TR><TD CLASS="l">339</TD><TD> </TD></TR><TR><TD CLASS="l">340</TD><TD> public void disconnect(IDocumentSelectionMediator mediator) {</TD></TR><TR CLASS="c"><TD CLASS="l">341</TD><TD> removeDocumentSelectionMediator(mediator);</TD></TR><TR><TD CLASS="l">342</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">343</TD><TD> if (fMediators != null && fMediators.length == 0 && fDocument != null) {</TD></TR><TR><TD CLASS="l">344</TD><TD> // remove this undo manager as structured document listener</TD></TR><TR><TD CLASS="l">345</TD><TD> // future_TODO: eventually we want to refactor or allow either</TD></TR><TR><TD CLASS="l">346</TD><TD> // type of document, but for now, we'll do instanceof check, and</TD></TR><TR><TD CLASS="l">347</TD><TD> // fail</TD></TR><TR><TD CLASS="l">348</TD><TD> // if not right type</TD></TR><TR CLASS="c"><TD CLASS="l">349</TD><TD> if (fDocument instanceof IStructuredDocument) {</TD></TR><TR CLASS="c"><TD CLASS="l">350</TD><TD> ((IStructuredDocument) fDocument).removeDocumentChangedListener(getInternalStructuredDocumentListener());</TD></TR><TR><TD CLASS="l">351</TD><TD> }</TD></TR><TR><TD CLASS="l">352</TD><TD> else {</TD></TR><TR CLASS="z"><TD CLASS="l">353</TD><TD> throw new IllegalArgumentException("only meditator with structured documents currently handled"); //$NON-NLS-1$</TD></TR><TR><TD CLASS="l">354</TD><TD> }</TD></TR><TR><TD CLASS="l">355</TD><TD> // if no longer listening to document, then dont even track it</TD></TR><TR><TD CLASS="l">356</TD><TD> // anymore</TD></TR><TR><TD CLASS="l">357</TD><TD> // (this allows connect to reconnect to document again)</TD></TR><TR CLASS="c"><TD CLASS="l">358</TD><TD> fDocument = null;</TD></TR><TR><TD CLASS="l"><A NAME="13">359</A></TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">360</TD><TD> }</TD></TR><TR><TD CLASS="l">361</TD><TD> </TD></TR><TR><TD CLASS="l">362</TD><TD> public void enableUndoManagement() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="14">363</A></TD><TD> fUndoManagementEnabled = true;</TD></TR><TR CLASS="z"><TD CLASS="l">364</TD><TD> }</TD></TR><TR><TD CLASS="l">365</TD><TD> </TD></TR><TR><TD CLASS="l">366</TD><TD> public void endRecording(Object requester) {</TD></TR><TR CLASS="z"><TD CLASS="l">367</TD><TD> int cursorPosition = (fTextCommand != null) ? fTextCommand.getTextEnd() : -1;</TD></TR><TR CLASS="z"><TD CLASS="l">368</TD><TD> int selectionLength = 0;</TD></TR><TR><TD CLASS="l">369</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">370</TD><TD> endRecording(requester, cursorPosition, selectionLength);</TD></TR><TR CLASS="z"><TD CLASS="l">371</TD><TD> }</TD></TR><TR><TD CLASS="l">372</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="15">373</A></TD><TD> public void endRecording(Object requester, int cursorPosition, int selectionLength) {</TD></TR><TR><TD CLASS="l">374</TD><TD> // Recording could be stopped by forceEndOfPendingCommand(). Make sure</TD></TR><TR><TD CLASS="l">375</TD><TD> // we are still recording before proceeding, or else fRecordingCount</TD></TR><TR><TD CLASS="l">376</TD><TD> // may not be balanced.</TD></TR><TR CLASS="z"><TD CLASS="l">377</TD><TD> if (fRecording) {</TD></TR><TR CLASS="z"><TD CLASS="l">378</TD><TD> if (fCompoundCommand != null) {</TD></TR><TR CLASS="z"><TD CLASS="l">379</TD><TD> fCompoundCommand.setRedoCursorPosition(cursorPosition);</TD></TR><TR CLASS="z"><TD CLASS="l">380</TD><TD> fCompoundCommand.setRedoSelectionLength(selectionLength);</TD></TR><TR><TD CLASS="l">381</TD><TD> }</TD></TR><TR><TD CLASS="l">382</TD><TD> </TD></TR><TR><TD CLASS="l">383</TD><TD> // end recording is a logical stopping point for text command,</TD></TR><TR><TD CLASS="l">384</TD><TD> // even when fRecordingCount > 0 (in nested beginRecording)</TD></TR><TR CLASS="z"><TD CLASS="l">385</TD><TD> fTextCommand = null;</TD></TR><TR><TD CLASS="l">386</TD><TD> </TD></TR><TR><TD CLASS="l">387</TD><TD> // update counter and flag</TD></TR><TR CLASS="z"><TD CLASS="l">388</TD><TD> if (fRecordingCount > 0)</TD></TR><TR CLASS="z"><TD CLASS="l">389</TD><TD> fRecordingCount--;</TD></TR><TR CLASS="z"><TD CLASS="l">390</TD><TD> if (fRecordingCount == 0) {</TD></TR><TR><TD CLASS="l">391</TD><TD> </TD></TR><TR><TD CLASS="l">392</TD><TD> // Finally execute the commands accumulated in the compound command.</TD></TR><TR><TD CLASS="l">393</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">394</TD><TD> if (fCompoundCommand != null) {</TD></TR><TR CLASS="z"><TD CLASS="l">395</TD><TD> fCommandStack.execute(fCompoundCommand);</TD></TR><TR><TD CLASS="l">396</TD><TD> }</TD></TR><TR><TD CLASS="l">397</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">398</TD><TD> fRecording = false;</TD></TR><TR><TD CLASS="l">399</TD><TD> </TD></TR><TR><TD CLASS="l">400</TD><TD> // reset compound command only when fRecordingCount ==</TD></TR><TR><TD CLASS="l">401</TD><TD> // 0</TD></TR><TR CLASS="z"><TD CLASS="l">402</TD><TD> fCompoundCommand = null;</TD></TR><TR CLASS="z"><TD CLASS="l">403</TD><TD> fCompoundCommandLabel = null;</TD></TR><TR CLASS="z"><TD CLASS="l">404</TD><TD> fCompoundCommandDescription = null;</TD></TR><TR><TD CLASS="l">405</TD><TD> </TD></TR><TR><TD CLASS="l">406</TD><TD> // Also reset fRequester</TD></TR><TR CLASS="z"><TD CLASS="l">407</TD><TD> fRequester = null;</TD></TR><TR><TD CLASS="l">408</TD><TD> }</TD></TR><TR><TD CLASS="l">409</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">410</TD><TD> }</TD></TR><TR><TD CLASS="l">411</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="16">412</A></TD><TD> /**</TD></TR><TR><TD CLASS="l">413</TD><TD> * Utility method to find model given document</TD></TR><TR><TD CLASS="l">414</TD><TD> */</TD></TR><TR><TD CLASS="l">415</TD><TD> private IStructuredModel findStructuredModel(IDocument document) {</TD></TR><TR CLASS="z"><TD CLASS="l">416</TD><TD> IModelManager modelManager = StructuredModelManager.getModelManager();</TD></TR><TR CLASS="z"><TD CLASS="l">417</TD><TD> IStructuredModel structuredModel = modelManager.getExistingModelForRead(document);</TD></TR><TR CLASS="z"><TD CLASS="l">418</TD><TD> return structuredModel;</TD></TR><TR><TD CLASS="l">419</TD><TD> }</TD></TR><TR><TD CLASS="l">420</TD><TD> </TD></TR><TR><TD CLASS="l">421</TD><TD> /*</TD></TR><TR><TD CLASS="l">422</TD><TD> * (non-Javadoc)</TD></TR><TR><TD CLASS="l">423</TD><TD> * </TD></TR><TR><TD CLASS="l"><A NAME="17">424</A></TD><TD> * @see org.eclipse.wst.sse.core.undo.IStructuredTextUndoManager#forceEndOfPendingCommand(java.lang.Object,</TD></TR><TR><TD CLASS="l">425</TD><TD> * int, int)</TD></TR><TR><TD CLASS="l">426</TD><TD> */</TD></TR><TR><TD CLASS="l">427</TD><TD> public void forceEndOfPendingCommand(Object requester, int currentPosition, int length) {</TD></TR><TR CLASS="z"><TD CLASS="l">428</TD><TD> if (fRecording)</TD></TR><TR CLASS="z"><TD CLASS="l">429</TD><TD> endRecording(requester, currentPosition, length);</TD></TR><TR><TD CLASS="l">430</TD><TD> else</TD></TR><TR CLASS="z"><TD CLASS="l">431</TD><TD> resetInternalCommands();</TD></TR><TR CLASS="z"><TD CLASS="l">432</TD><TD> }</TD></TR><TR><TD CLASS="l">433</TD><TD> </TD></TR><TR><TD CLASS="l">434</TD><TD> /*</TD></TR><TR><TD CLASS="l">435</TD><TD> * (non-Javadoc)</TD></TR><TR><TD CLASS="l"><A NAME="18">436</A></TD><TD> * </TD></TR><TR><TD CLASS="l">437</TD><TD> * @see org.eclipse.wst.sse.core.undo.IStructuredTextUndoManager#getCommandStack()</TD></TR><TR><TD CLASS="l">438</TD><TD> */</TD></TR><TR><TD CLASS="l">439</TD><TD> public CommandStack getCommandStack() {</TD></TR><TR CLASS="z"><TD CLASS="l">440</TD><TD> return fCommandStack;</TD></TR><TR><TD CLASS="l">441</TD><TD> }</TD></TR><TR><TD CLASS="l">442</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="2c">443</A></TD><TD> /**</TD></TR><TR><TD CLASS="l">444</TD><TD> * @return</TD></TR><TR><TD CLASS="l">445</TD><TD> */</TD></TR><TR><TD CLASS="l">446</TD><TD> private CommandStackListener getInternalCommandStackListener() {</TD></TR><TR CLASS="c"><TD CLASS="l">447</TD><TD> if (fInternalCommandStackListener == null) {</TD></TR><TR CLASS="c"><TD CLASS="l">448</TD><TD> fInternalCommandStackListener = new InternalCommandStackListener();</TD></TR><TR><TD CLASS="l">449</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">450</TD><TD> return fInternalCommandStackListener;</TD></TR><TR><TD CLASS="l">451</TD><TD> }</TD></TR><TR><TD CLASS="l">452</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="2d">453</A></TD><TD> /**</TD></TR><TR><TD CLASS="l">454</TD><TD> * @return</TD></TR><TR><TD CLASS="l">455</TD><TD> */</TD></TR><TR><TD CLASS="l">456</TD><TD> private IStructuredDocumentListener getInternalStructuredDocumentListener() {</TD></TR><TR CLASS="c"><TD CLASS="l">457</TD><TD> if (fInternalStructuredDocumentListener == null) {</TD></TR><TR CLASS="c"><TD CLASS="l">458</TD><TD> fInternalStructuredDocumentListener = new InternalStructuredDocumentListener();</TD></TR><TR><TD CLASS="l">459</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l"><A NAME="19">460</A></TD><TD> return fInternalStructuredDocumentListener;</TD></TR><TR><TD CLASS="l">461</TD><TD> }</TD></TR><TR><TD CLASS="l">462</TD><TD> </TD></TR><TR><TD CLASS="l">463</TD><TD> public Command getRedoCommand() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="1a">464</A></TD><TD> return fCommandStack.getRedoCommand();</TD></TR><TR><TD CLASS="l">465</TD><TD> }</TD></TR><TR><TD CLASS="l">466</TD><TD> </TD></TR><TR><TD CLASS="l">467</TD><TD> public Command getUndoCommand() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="1b">468</A></TD><TD> return fCommandStack.getUndoCommand();</TD></TR><TR><TD CLASS="l">469</TD><TD> }</TD></TR><TR><TD CLASS="l">470</TD><TD> </TD></TR><TR><TD CLASS="l">471</TD><TD> public void redo() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="1c">472</A></TD><TD> redo(null);</TD></TR><TR CLASS="z"><TD CLASS="l">473</TD><TD> }</TD></TR><TR><TD CLASS="l">474</TD><TD> </TD></TR><TR><TD CLASS="l">475</TD><TD> public void redo(IDocumentSelectionMediator requester) {</TD></TR><TR CLASS="z"><TD CLASS="l">476</TD><TD> IStructuredModel model = findStructuredModel(fDocument);</TD></TR><TR><TD CLASS="l">477</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">478</TD><TD> if (redoable()) {</TD></TR><TR CLASS="z"><TD CLASS="l">479</TD><TD> IDocumentExtension4 docExt4 = null;</TD></TR><TR CLASS="z"><TD CLASS="l">480</TD><TD> DocumentRewriteSession rewriteSession = null;</TD></TR><TR><TD CLASS="l">481</TD><TD> try {</TD></TR><TR CLASS="z"><TD CLASS="l">482</TD><TD> if (model != null)</TD></TR><TR CLASS="z"><TD CLASS="l">483</TD><TD> model.aboutToChangeModel();</TD></TR><TR><TD CLASS="l">484</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">485</TD><TD> Command redoCommand = getRedoCommand();</TD></TR><TR CLASS="z"><TD CLASS="l">486</TD><TD> if (redoCommand instanceof CompoundCommand &&</TD></TR><TR CLASS="z"><TD CLASS="l">487</TD><TD> model.getStructuredDocument() instanceof IDocumentExtension4) {</TD></TR><TR CLASS="z"><TD CLASS="l">488</TD><TD> docExt4 = (IDocumentExtension4)model.getStructuredDocument();</TD></TR><TR><TD CLASS="l">489</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">490</TD><TD> rewriteSession = (docExt4 == null) ? null :</TD></TR><TR CLASS="z"><TD CLASS="l">491</TD><TD> docExt4.startRewriteSession(DocumentRewriteSessionType.UNRESTRICTED);</TD></TR><TR><TD CLASS="l">492</TD><TD> </TD></TR><TR><TD CLASS="l">493</TD><TD> // make sure to redo before setting document selection</TD></TR><TR CLASS="z"><TD CLASS="l">494</TD><TD> fCommandStack.redo();</TD></TR><TR><TD CLASS="l">495</TD><TD> </TD></TR><TR><TD CLASS="l">496</TD><TD> // set document selection</TD></TR><TR CLASS="z"><TD CLASS="l">497</TD><TD> setRedoDocumentSelection(requester, redoCommand);</TD></TR><TR><TD CLASS="l">498</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">499</TD><TD> finally {</TD></TR><TR CLASS="z"><TD CLASS="l">500</TD><TD> if (docExt4 != null && rewriteSession != null)</TD></TR><TR CLASS="z"><TD CLASS="l">501</TD><TD> docExt4.stopRewriteSession(rewriteSession);</TD></TR><TR CLASS="z"><TD CLASS="l">502</TD><TD> if (model != null) {</TD></TR><TR CLASS="z"><TD CLASS="l">503</TD><TD> model.changedModel();</TD></TR><TR CLASS="z"><TD CLASS="l">504</TD><TD> model.releaseFromRead();</TD></TR><TR><TD CLASS="l">505</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">506</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="1d">507</A></TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">508</TD><TD> }</TD></TR><TR><TD CLASS="l">509</TD><TD> </TD></TR><TR><TD CLASS="l">510</TD><TD> public boolean redoable() {</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="27">511</A></TD><TD> return fCommandStack.canRedo();</TD></TR><TR><TD CLASS="l">512</TD><TD> }</TD></TR><TR><TD CLASS="l">513</TD><TD> </TD></TR><TR><TD CLASS="l">514</TD><TD> private void removeDocumentSelectionMediator(IDocumentSelectionMediator mediator) {</TD></TR><TR CLASS="c"><TD CLASS="l">515</TD><TD> if (fMediators != null && mediator != null) {</TD></TR><TR><TD CLASS="l">516</TD><TD> // if its not in the array, we'll ignore the request</TD></TR><TR CLASS="c"><TD CLASS="l">517</TD><TD> if (Utilities.contains(fMediators, mediator)) {</TD></TR><TR CLASS="c"><TD CLASS="l">518</TD><TD> int oldSize = fMediators.length;</TD></TR><TR CLASS="c"><TD CLASS="l">519</TD><TD> int newSize = oldSize - 1;</TD></TR><TR CLASS="c"><TD CLASS="l">520</TD><TD> IDocumentSelectionMediator[] newMediators = new IDocumentSelectionMediator[newSize];</TD></TR><TR CLASS="c"><TD CLASS="l">521</TD><TD> int index = 0;</TD></TR><TR CLASS="c"><TD CLASS="l">522</TD><TD> for (int i = 0; i < oldSize; i++) {</TD></TR><TR CLASS="c"><TD CLASS="l">523</TD><TD> if (fMediators[i] == mediator) { // ignore</TD></TR><TR><TD CLASS="l">524</TD><TD> }</TD></TR><TR><TD CLASS="l">525</TD><TD> else {</TD></TR><TR><TD CLASS="l">526</TD><TD> // copy old to new if its not the one we are removing</TD></TR><TR CLASS="z"><TD CLASS="l">527</TD><TD> newMediators[index++] = fMediators[i];</TD></TR><TR><TD CLASS="l">528</TD><TD> }</TD></TR><TR><TD CLASS="l">529</TD><TD> }</TD></TR><TR><TD CLASS="l">530</TD><TD> // now that we have a new array, let's switch it for the old</TD></TR><TR><TD CLASS="l">531</TD><TD> // one</TD></TR><TR CLASS="c"><TD CLASS="l">532</TD><TD> fMediators = newMediators;</TD></TR><TR><TD CLASS="l">533</TD><TD> }</TD></TR><TR><TD CLASS="l">534</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">535</TD><TD> }</TD></TR><TR><TD CLASS="l">536</TD><TD> </TD></TR><TR><TD CLASS="l"><A NAME="1e">537</A></TD><TD> void resetInternalCommands() {</TD></TR><TR><TD CLASS="l">538</TD><TD> // Either the requester of the structured document change event is</TD></TR><TR><TD CLASS="l">539</TD><TD> // changed, or the command stack is changed. Need to reset internal</TD></TR><TR><TD CLASS="l">540</TD><TD> // commands so we won't continue to append changes.</TD></TR><TR CLASS="z"><TD CLASS="l">541</TD><TD> fCompoundCommand = null;</TD></TR><TR CLASS="z"><TD CLASS="l">542</TD><TD> fTextCommand = null;</TD></TR><TR><TD CLASS="l">543</TD><TD> </TD></TR><TR><TD CLASS="l">544</TD><TD> // Also reset fRequester</TD></TR><TR CLASS="z"><TD CLASS="l"><A NAME="26">545</A></TD><TD> fRequester = null;</TD></TR><TR CLASS="z"><TD CLASS="l">546</TD><TD> }</TD></TR><TR><TD CLASS="l">547</TD><TD> </TD></TR><TR><TD CLASS="l">548</TD><TD> public void setCommandStack(CommandStack commandStack) {</TD></TR><TR CLASS="c"><TD CLASS="l">549</TD><TD> if (fCommandStack != null)</TD></TR><TR CLASS="z"><TD CLASS="l">550</TD><TD> fCommandStack.removeCommandStackListener(getInternalCommandStackListener());</TD></TR><TR><TD CLASS="l">551</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">552</TD><TD> fCommandStack = commandStack;</TD></TR><TR><TD CLASS="l">553</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">554</TD><TD> if (fCommandStack != null)</TD></TR><TR CLASS="c"><TD CLASS="l"><A NAME="1f">555</A></TD><TD> fCommandStack.addCommandStackListener(getInternalCommandStackListener());</TD></TR><TR CLASS="c"><TD CLASS="l">556</TD><TD> }</TD></TR><TR><TD CLASS="l">557</TD><TD> </TD></TR><TR><TD CLASS="l">558</TD><TD> private void setRedoDocumentSelection(IDocumentSelectionMediator requester, Command command) {</TD></TR><TR CLASS="z"><TD CLASS="l">559</TD><TD> int cursorPosition = -1;</TD></TR><TR CLASS="z"><TD CLASS="l">560</TD><TD> int selectionLength = 0;</TD></TR><TR><TD CLASS="l">561</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">562</TD><TD> if (command instanceof CommandCursorPosition) {</TD></TR><TR CLASS="z"><TD CLASS="l">563</TD><TD> CommandCursorPosition commandCursorPosition = (CommandCursorPosition) command;</TD></TR><TR CLASS="z"><TD CLASS="l">564</TD><TD> cursorPosition = commandCursorPosition.getRedoCursorPosition();</TD></TR><TR CLASS="z"><TD CLASS="l">565</TD><TD> selectionLength = commandCursorPosition.getRedoSelectionLength();</TD></TR><TR><TD CLASS="l">566</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">567</TD><TD> else if (command instanceof StructuredTextCommand) {</TD></TR><TR CLASS="z"><TD CLASS="l">568</TD><TD> StructuredTextCommand structuredTextCommand = (StructuredTextCommand) command;</TD></TR><TR CLASS="z"><TD CLASS="l">569</TD><TD> cursorPosition = structuredTextCommand.getTextStart();</TD></TR><TR CLASS="z"><TD CLASS="l">570</TD><TD> selectionLength = structuredTextCommand.getTextInserted().length();</TD></TR><TR><TD CLASS="l">571</TD><TD> }</TD></TR><TR><TD CLASS="l">572</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">573</TD><TD> if (cursorPosition > -1 && fMediators != null && fMediators.length > 0) {</TD></TR><TR CLASS="z"><TD CLASS="l">574</TD><TD> for (int i = 0; i < fMediators.length; i++) {</TD></TR><TR CLASS="z"><TD CLASS="l">575</TD><TD> IDocument document = fMediators[i].getDocument();</TD></TR><TR CLASS="z"><TD CLASS="l">576</TD><TD> fMediators[i].undoOperationSelectionChanged(new UndoDocumentEvent(requester, document, cursorPosition, selectionLength));</TD></TR><TR><TD CLASS="l">577</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="20">578</A></TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">579</TD><TD> }</TD></TR><TR><TD CLASS="l">580</TD><TD> </TD></TR><TR><TD CLASS="l">581</TD><TD> private void setUndoDocumentSelection(IDocumentSelectionMediator requester, Command command) {</TD></TR><TR CLASS="z"><TD CLASS="l">582</TD><TD> int cursorPosition = -1;</TD></TR><TR CLASS="z"><TD CLASS="l">583</TD><TD> int selectionLength = 0;</TD></TR><TR><TD CLASS="l">584</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">585</TD><TD> if (command instanceof CommandCursorPosition) {</TD></TR><TR CLASS="z"><TD CLASS="l">586</TD><TD> CommandCursorPosition commandCursorPosition = (CommandCursorPosition) command;</TD></TR><TR CLASS="z"><TD CLASS="l">587</TD><TD> cursorPosition = commandCursorPosition.getUndoCursorPosition();</TD></TR><TR CLASS="z"><TD CLASS="l">588</TD><TD> selectionLength = commandCursorPosition.getUndoSelectionLength();</TD></TR><TR><TD CLASS="l">589</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">590</TD><TD> else if (command instanceof StructuredTextCommand) {</TD></TR><TR CLASS="z"><TD CLASS="l">591</TD><TD> StructuredTextCommand structuredTextCommand = (StructuredTextCommand) command;</TD></TR><TR CLASS="z"><TD CLASS="l">592</TD><TD> cursorPosition = structuredTextCommand.getTextStart();</TD></TR><TR CLASS="z"><TD CLASS="l">593</TD><TD> selectionLength = structuredTextCommand.getTextDeleted().length();</TD></TR><TR><TD CLASS="l">594</TD><TD> }</TD></TR><TR><TD CLASS="l">595</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">596</TD><TD> if (cursorPosition > -1 && fMediators != null && fMediators.length > 0) {</TD></TR><TR CLASS="z"><TD CLASS="l">597</TD><TD> for (int i = 0; i < fMediators.length; i++) {</TD></TR><TR CLASS="z"><TD CLASS="l">598</TD><TD> IDocument document = fMediators[i].getDocument();</TD></TR><TR CLASS="z"><TD CLASS="l">599</TD><TD> fMediators[i].undoOperationSelectionChanged(new UndoDocumentEvent(requester, document, cursorPosition, selectionLength));</TD></TR><TR><TD CLASS="l">600</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="21">601</A></TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">602</TD><TD> }</TD></TR><TR><TD CLASS="l">603</TD><TD> </TD></TR><TR><TD CLASS="l">604</TD><TD> public void undo() {</TD></TR><TR CLASS="z"><TD CLASS="l">605</TD><TD> undo(null);</TD></TR><TR CLASS="z"><TD CLASS="l">606</TD><TD> }</TD></TR><TR><TD CLASS="l">607</TD><TD> </TD></TR><TR><TD CLASS="l">608</TD><TD> public void undo(IDocumentSelectionMediator requester) {</TD></TR><TR><TD CLASS="l">609</TD><TD> // Force an endRecording before undo.</TD></TR><TR><TD CLASS="l">610</TD><TD> //</TD></TR><TR><TD CLASS="l">611</TD><TD> // For example, recording was turned on on the Design Page of</TD></TR><TR><TD CLASS="l">612</TD><TD> // PageDesigner.</TD></TR><TR><TD CLASS="l">613</TD><TD> // Then undo is invoked on the Source Page. Recording should be</TD></TR><TR><TD CLASS="l"><A NAME="22">614</A></TD><TD> // stopped before we undo.</TD></TR><TR><TD CLASS="l">615</TD><TD> // Note that redo should not be available when we switch to the Source</TD></TR><TR><TD CLASS="l">616</TD><TD> // Page.</TD></TR><TR><TD CLASS="l">617</TD><TD> // Therefore, this force ending of recording is not needed in redo.</TD></TR><TR CLASS="z"><TD CLASS="l">618</TD><TD> if (fRecording)</TD></TR><TR CLASS="z"><TD CLASS="l">619</TD><TD> endRecording(this);</TD></TR><TR><TD CLASS="l">620</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">621</TD><TD> if (undoable()) {</TD></TR><TR CLASS="z"><TD CLASS="l">622</TD><TD> IStructuredModel model = findStructuredModel(fDocument);</TD></TR><TR CLASS="z"><TD CLASS="l">623</TD><TD> IDocumentExtension4 docExt4 = null;</TD></TR><TR CLASS="z"><TD CLASS="l">624</TD><TD> DocumentRewriteSession rewriteSession = null;</TD></TR><TR><TD CLASS="l">625</TD><TD> </TD></TR><TR><TD CLASS="l">626</TD><TD> try {</TD></TR><TR CLASS="z"><TD CLASS="l">627</TD><TD> if (model != null)</TD></TR><TR CLASS="z"><TD CLASS="l">628</TD><TD> model.aboutToChangeModel();</TD></TR><TR><TD CLASS="l">629</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">630</TD><TD> Command undoCommand = getUndoCommand();</TD></TR><TR CLASS="z"><TD CLASS="l">631</TD><TD> if (undoCommand instanceof CompoundCommand &&</TD></TR><TR CLASS="z"><TD CLASS="l">632</TD><TD> model.getStructuredDocument() instanceof IDocumentExtension4) {</TD></TR><TR CLASS="z"><TD CLASS="l">633</TD><TD> docExt4 = (IDocumentExtension4)model.getStructuredDocument();</TD></TR><TR><TD CLASS="l">634</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">635</TD><TD> rewriteSession = (docExt4 == null) ? null :</TD></TR><TR CLASS="z"><TD CLASS="l">636</TD><TD> docExt4.startRewriteSession(DocumentRewriteSessionType.UNRESTRICTED);</TD></TR><TR><TD CLASS="l">637</TD><TD> </TD></TR><TR><TD CLASS="l">638</TD><TD> // make sure to undo before setting document selection</TD></TR><TR CLASS="z"><TD CLASS="l">639</TD><TD> fCommandStack.undo();</TD></TR><TR><TD CLASS="l">640</TD><TD> </TD></TR><TR><TD CLASS="l">641</TD><TD> // set document selection</TD></TR><TR CLASS="z"><TD CLASS="l">642</TD><TD> setUndoDocumentSelection(requester, undoCommand);</TD></TR><TR><TD CLASS="l">643</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">644</TD><TD> finally {</TD></TR><TR CLASS="z"><TD CLASS="l">645</TD><TD> if (docExt4 != null && rewriteSession != null)</TD></TR><TR CLASS="z"><TD CLASS="l">646</TD><TD> docExt4.stopRewriteSession(rewriteSession);</TD></TR><TR CLASS="z"><TD CLASS="l">647</TD><TD> if (model != null) {</TD></TR><TR CLASS="z"><TD CLASS="l">648</TD><TD> model.changedModel();</TD></TR><TR CLASS="z"><TD CLASS="l">649</TD><TD> model.releaseFromRead();</TD></TR><TR><TD CLASS="l">650</TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">651</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="23">652</A></TD><TD> }</TD></TR><TR CLASS="z"><TD CLASS="l">653</TD><TD> }</TD></TR><TR><TD CLASS="l">654</TD><TD> </TD></TR><TR><TD CLASS="l">655</TD><TD> public boolean undoable() {</TD></TR><TR CLASS="z"><TD CLASS="l">656</TD><TD> return fCommandStack.canUndo();</TD></TR><TR><TD CLASS="l">657</TD><TD> }</TD></TR><TR><TD CLASS="l">658</TD><TD>}</TD></TR></TABLE><P></P><TABLE CLASS="hdft" CELLSPACING="0" WIDTH="100%"><TR><TD CLASS="nv">[<A HREF="../xslUnitTestCoverage.html">all classes</A>][<A HREF="84.html">org.eclipse.wst.sse.core.internal.undo</A>]</TD></TR><TR><TD CLASS="tl"><A HREF="http://www.eclemma.org/support.html">EMMA 2.0.5312 EclEmma Fix 1</A> (C) Vladimir Roubtsov</TD></TR></TABLE></BODY></HTML> |