<html> <head> <title>Interface XTreeExpansionListener</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <link rel="stylesheet" type="text/css" href="../../../../../idl.css"> </head> <body> <div id="adc-idlref"> <a name="_top_"> </a><table class="navimain" border="0" cellpadding="3"> <tr> <td class="navimain"><a href="../../module-ix.html" class="navimain">Overview</a></td> <td class="navimain"><a href="module-ix.html" class="navimain">Module</a></td> <td class="navimain"><a href="XTreeExpansionListener-xref.html" class="navimain">Use</a></td> <td class="navimainnone">Devguide</td> <td class="navimain"><a href="../../../../../index-files/index-1.html" class="navimain">Index</a></td> </tr> </table> <table class="navisub" border="0" cellpadding="0"> <tr> <td class="navisub"><a href="#MethodsSummary" class="navisub">Methods' Summary</a></td> <td class="navisub">Attributes' Summary</td> <td class="navisub"><a href="#MethodsDetails" class="navisub">Methods' Details</a></td> <td class="navisub">Attributes' Details</td> </tr> </table> <hr> <table border="0" width="100%" cellpadding="5" cellspacing="3" class="title-table" style="margin-bottom:6pt;"> <tr> <td><p class="namechain"><a href="../../../../../module-ix.html" class="namechain">::</a> <a href="../../../../module-ix.html" class="namechain">com</a> :: <a href="../../../module-ix.html" class="namechain">sun</a> :: <a href="../../module-ix.html" class="namechain">star</a> :: <a href="../module-ix.html" class="namechain">awt</a> :: <a href="module-ix.html" class="namechain">tree</a> :: </p> </td> </tr> <tr> <td class="title"><table class="title-table" width="99%"> <tr> <td width="25%" class="title2">unpublished </td> <td width="50%" class="title">interface XTreeExpansionListener</td> <td width="*"/></tr> </table> </td> </tr> <tr> <td><dl> <dt><b>Base Interfaces</b></dt> <dd><pre style="font-family:monospace;"><strong>XTreeExpansionListener</strong> ┗ ::com::sun::star::<a href="../../lang/module-ix.html">lang</a>::<a href="../../lang/XEventListener.html">XEventListener</a> </pre></dd> <dd><a name/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="crosstitle"> <tr> <td class="imsum_left">::com::sun::star::<a href="../../lang/module-ix.html">lang</a>::<a href="../../lang/XEventListener.html">XEventListener</a></td> <td class="imsum_right"><dl> <dt>(referenced interface's summary:)</dt> <dd>base interface for all event listeners interfaces. </dd> </dl> </td> </tr> </table> </dd> </dl> </td> </tr> <tr> <td><dl> <dt><b>Usage Restrictions</b></dt> <dd><i>not published</i></dd> <dt><b>Description</b></dt> <dd>An instance of this interface can get notifications from a <a href="TreeControl.html">TreeControl</a> when nodes are expanded or collapsed. </dd> <dt><b>See also</b></dt> <dd><a href="XTreeControl.html">XTreeControl</a>::<a href="XTreeControl.html#addTreeExpansionListener">addTreeExpansionListener</a>, <a href="XTreeControl.html">XTreeControl</a>::<a href="XTreeControl.html#removeTreeExpansionListener">removeTreeExpansionListener</a></dd> </dl> </td> </tr> </table> <hr> <a name="MethodsSummary"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle" colspan="2">Methods' Summary</td> </tr> <tr> <td class="imsum_left"><a href="#requestChildNodes">requestChildNodes</a></td> <td class="imsum_right">Invoked when a node with children on demand is about to be expanded. </td> </tr> <tr> <td class="imsum_left"><a href="#treeExpanding">treeExpanding</a></td> <td class="imsum_right">Invoked whenever a node in the tree is about to be expanded. </td> </tr> <tr> <td class="imsum_left"><a href="#treeCollapsing">treeCollapsing</a></td> <td class="imsum_right">Invoked whenever a node in the tree is about to be collapsed. </td> </tr> <tr> <td class="imsum_left"><a href="#treeExpanded">treeExpanded</a></td> <td class="imsum_right">Called whenever a node in the tree has been succesfully expanded. </td> </tr> <tr> <td class="imsum_left"><a href="#treeCollapsed">treeCollapsed</a></td> <td class="imsum_right">Called whenever a node in the tree has been succesfully collapsed. </td> </tr> </table> <a name="MethodsDetails"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle">Methods' Details</td> </tr> <tr> <td class="imdetail"><a name="requestChildNodes" class="membertitle">requestChildNodes</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>requestChildNodes</b>(</td> <td valign="top">[in] <a href="TreeExpansionEvent.html">TreeExpansionEvent</a></td> <td valign="bottom"> Event );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>Invoked when a node with children on demand is about to be expanded. </dd> <dd><p>This event is invoked befor the <method>treeExpanding()</method> event.</p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="treeExpanding" class="membertitle">treeExpanding</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>treeExpanding</b>(</td> <td valign="top">[in] <a href="TreeExpansionEvent.html">TreeExpansionEvent</a></td> <td valign="bottom"> Event )</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="ExpandVetoException.html">ExpandVetoException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>Invoked whenever a node in the tree is about to be expanded. </dd> <dt><b>Throws</b></dt> <dd>ExpandVetoException to notify the calling <a href="XTreeControl.html">XTreeControl</a> that expanding <a href="TreeExpansionEvent.html">TreeExpansionEvent</a>::<a href="TreeExpansionEvent.html#Node">Node</a> should faild. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="treeCollapsing" class="membertitle">treeCollapsing</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>treeCollapsing</b>(</td> <td valign="top">[in] <a href="TreeExpansionEvent.html">TreeExpansionEvent</a></td> <td valign="bottom"> Event )</td> </tr> <tr> <td valign="top" align="right">raises( </td> <td valign="top" colspan="2"><a href="ExpandVetoException.html">ExpandVetoException</a> );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>Invoked whenever a node in the tree is about to be collapsed. </dd> <dt><b>Throws</b></dt> <dd>ExpandVetoException to notify the calling <a href="XTreeControl.html">XTreeControl</a> that collapsing <a href="TreeExpansionEvent.html">TreeExpansionEvent</a>::<a href="TreeExpansionEvent.html#Node">Node</a> should faild. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="treeExpanded" class="membertitle">treeExpanded</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>treeExpanded</b>(</td> <td valign="top">[in] <a href="TreeExpansionEvent.html">TreeExpansionEvent</a></td> <td valign="bottom"> Event );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>Called whenever a node in the tree has been succesfully expanded. </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="treeCollapsed" class="membertitle">treeCollapsed</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-method" bgcolor="#ffffff" align="center"> <tr> <td><table class="table-in-method" border="0"> <tr> <td valign="top" colspan="3">void</td> </tr> <tr> <td valign="top"><b>treeCollapsed</b>(</td> <td valign="top">[in] <a href="TreeExpansionEvent.html">TreeExpansionEvent</a></td> <td valign="bottom"> Event );</td> </tr> </table> <hr> <dl> <dt><b>Description</b></dt> <dd>Called whenever a node in the tree has been succesfully collapsed. </dd> </dl> </td> </tr> </table> </td> </tr> </table> <a href="#_top_">Top of Page</a><hr size="3"><p class="copyright" align="center">Copyright © 2011, Oracle and/or its affiliates. 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