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<div class="header">
<div class="subTitle">com.mxgraph.util</div>
<h2 title="Class mxUndoableEdit" class="title">Class mxUndoableEdit</h2>
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<pre>public class <span class="strong">mxUndoableEdit</span>
extends <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">Implements a 2-dimensional rectangle with double precision coordinates.</div>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a></strong></code>
<div class="block">Defines the requirements for an undoable change.</div>
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<td class="colFirst"><code>protected <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#changes">changes</a></strong></code>
<div class="block">Holds the list of changes that make up this undoable edit.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#redone">redone</a></strong></code>
<div class="block">Specifies the state of the undoable edit.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#significant">significant</a></strong></code>
<div class="block">Specifies this undoable edit is significant.</div>
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<td class="colFirst"><code>protected <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#source">source</a></strong></code>
<div class="block">Holds the source of the undoable edit.</div>
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<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#undone">undone</a></strong></code>
<div class="block">Specifies the state of the undoable edit.</div>
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<td class="colOne"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#mxUndoableEdit(java.lang.Object)">mxUndoableEdit</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source)</code>
<div class="block">Constructs a new undoable edit for the given source.</div>
</td>
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<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#mxUndoableEdit(java.lang.Object, boolean)">mxUndoableEdit</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source,
boolean&nbsp;significant)</code>
<div class="block">Constructs a new undoable edit for the given source.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#add(com.mxgraph.util.mxUndoableEdit.mxUndoableChange)">add</a></strong>(<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&nbsp;change)</code>
<div class="block">Adds the specified change to this edit.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#die()">die</a></strong>()</code>
<div class="block">Hook to free resources after the edit has been removed from the command
history.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#dispatch()">dispatch</a></strong>()</code>
<div class="block">Hook to notify any listeners of the changes after an undo or redo
has been carried out.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#getChanges()">getChanges</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#getSource()">getSource</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#isEmpty()">isEmpty</a></strong>()</code>
<div class="block">Returns true if the this edit contains no changes.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#isRedone()">isRedone</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#isSignificant()">isSignificant</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#isUndone()">isUndone</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#redo()">redo</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#undo()">undo</a></strong>()</code>&nbsp;</td>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
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<pre>protected&nbsp;<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> source</pre>
<div class="block">Holds the source of the undoable edit.</div>
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<h4>changes</h4>
<pre>protected&nbsp;<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&gt; changes</pre>
<div class="block">Holds the list of changes that make up this undoable edit.</div>
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<pre>protected&nbsp;boolean significant</pre>
<div class="block">Specifies this undoable edit is significant. Default is true.</div>
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<pre>protected&nbsp;boolean undone</pre>
<div class="block">Specifies the state of the undoable edit.</div>
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<pre>protected&nbsp;boolean redone</pre>
<div class="block">Specifies the state of the undoable edit.</div>
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</ul>
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<h4>mxUndoableEdit</h4>
<pre>public&nbsp;mxUndoableEdit(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source)</pre>
<div class="block">Constructs a new undoable edit for the given source.</div>
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<pre>public&nbsp;mxUndoableEdit(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;source,
boolean&nbsp;significant)</pre>
<div class="block">Constructs a new undoable edit for the given source.</div>
</li>
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</li>
</ul>
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<h4>dispatch</h4>
<pre>public&nbsp;void&nbsp;dispatch()</pre>
<div class="block">Hook to notify any listeners of the changes after an undo or redo
has been carried out. This implementation is empty.</div>
</li>
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<a name="die()">
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<h4>die</h4>
<pre>public&nbsp;void&nbsp;die()</pre>
<div class="block">Hook to free resources after the edit has been removed from the command
history. This implementation is empty.</div>
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<h4>getSource</h4>
<pre>public&nbsp;<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;getSource()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the source</dd></dl>
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<a name="getChanges()">
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<h4>getChanges</h4>
<pre>public&nbsp;<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&gt;&nbsp;getChanges()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the changes</dd></dl>
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<a name="isSignificant()">
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<pre>public&nbsp;boolean&nbsp;isSignificant()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the significant</dd></dl>
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<pre>public&nbsp;boolean&nbsp;isUndone()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the undone</dd></dl>
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<pre>public&nbsp;boolean&nbsp;isRedone()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the redone</dd></dl>
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