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<div class="subTitle">com.mxgraph.util</div>
<h2 title="Class mxUndoableEdit" class="title">Class mxUndoableEdit</h2>
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<ul class="inheritance">
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<li><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">java.lang.Object</a></li>
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<pre>public class <span class="strong">mxUndoableEdit</span>
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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>
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<div class="block">Implements a 2-dimensional rectangle with double precision coordinates.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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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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<th class="colLast" scope="col">Field and Description</th>
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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>
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<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>
</td>
</tr>
<tr class="rowColor">
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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>
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<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>
</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#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>
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<div class="block">Constructs a new undoable edit for the given source.</div>
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<tr class="rowColor">
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<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,
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boolean&nbsp;significant)</code>
<div class="block">Constructs a new undoable edit for the given source.</div>
</td>
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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">
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<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>
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<td class="colLast"><code><strong><a href="../../../com/mxgraph/util/mxUndoableEdit.html#getChanges()">getChanges</a></strong>()</code>&nbsp;</td>
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<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>
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<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>
<code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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</ul>
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<h4>source</h4>
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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>
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<div class="block">Holds the source of the undoable edit.</div>
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<h4>changes</h4>
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<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>
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<div class="block">Holds the list of changes that make up this undoable edit.</div>
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<h4>significant</h4>
<pre>protected&nbsp;boolean significant</pre>
<div class="block">Specifies this undoable edit is significant. Default is true.</div>
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<h4>undone</h4>
<pre>protected&nbsp;boolean undone</pre>
<div class="block">Specifies the state of the undoable edit.</div>
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<h4>redone</h4>
<pre>protected&nbsp;boolean redone</pre>
<div class="block">Specifies the state of the undoable edit.</div>
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<h3>Constructor Detail</h3>
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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)</pre>
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<div class="block">Constructs a new undoable edit for the given source.</div>
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<a name="mxUndoableEdit(java.lang.Object, boolean)">
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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,
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boolean&nbsp;significant)</pre>
<div class="block">Constructs a new undoable edit for the given source.</div>
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<a name="dispatch()">
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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>
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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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<a name="getSource()">
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<h4>getSource</h4>
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<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>
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<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>
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<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>
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<dl><dt><span class="strong">Returns:</span></dt><dd>the changes</dd></dl>
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<h4>isSignificant</h4>
<pre>public&nbsp;boolean&nbsp;isSignificant()</pre>
<dl><dt><span class="strong">Returns:</span></dt><dd>the significant</dd></dl>
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<h4>isUndone</h4>
<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>
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<pre>public&nbsp;boolean&nbsp;isEmpty()</pre>
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<pre>public&nbsp;void&nbsp;add(<a href="../../../com/mxgraph/util/mxUndoableEdit.mxUndoableChange.html" title="interface in com.mxgraph.util">mxUndoableEdit.mxUndoableChange</a>&nbsp;change)</pre>
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<pre>public&nbsp;void&nbsp;undo()</pre>
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<pre>public&nbsp;void&nbsp;redo()</pre>
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