</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">Wijmo Open for Juice UI</div> <div id="PageTitle"><div id="PageTitleText">OnClientBeforeCollapse Property</div></div> </div> <div id="AfterHeaderContent"> <!-- Spacing --> <span id="ToggleAllSectionsLink" class="FunctionLink"> <label id="CollapseAllLabel">Collapse All</label> <label id="ExpandAllLabel" style="display: none;">Expand All</label> </span><!-- Spacing --> <span id="LanguageFilterPopupLink" class="PopupLink" data-popupcontentsource="#LanguageCheckboxes" data-popuptitle='Language Filter'> <label id="ShowAllLabel" for="LanguageFilterPopupLink"> Language Filter: All </label> <label id="MultipleLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Multiple </label> <label id="VBAllLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Visual Basic </label> <label id="VBLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: Visual Basic (Declaration)</label> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> </span> <div class="PopupContent" id="LanguageCheckboxes"> <input data-languagename="VB" id="VBLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentVB"> <label class="LanguageFilter" for="VBCheckbox"> Visual Basic (Declaration) </label> <br><input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> </div> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="topic8059.html">C1.Web.Wijmo.Controls.C1Expander Namespace</a> > <a href="topic8062.html">C1Expander Class</a> : OnClientBeforeCollapse Property</td></tr></table></div> <div id="BodyContent"> <div class="DescriptionContent">Occurs before the content area collapses. This event can be cancelled to prevent the content area from collapsing.</div> <div class="SectionHeading" id="syntaxSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Syntax</span></div><div id="syntaxSectionContent" class="SectionContent"> <div class="TabContainer" id="TabContainer"> <ul> <li class="FilteredContentVBAll"><a href="#Syntax-VBAll">Visual Basic</a></li> <li class="FilteredContentCS"><a href="#Syntax-CS">C#</a></li> </ul> <div id="Syntax-VB" class="FilteredContentVB"> <pre><pre><span style="color: #008000; ">'Declaration </span> </pre><pre><C1DescriptionAttribute(Key=<span style="color: #800000; ">"C1Expander.OnClientBeforeCollapse"</span>, Description=<span style="color: #800000; ">"Occurs before the content area collapses. This event can be cancelled to prevent the content area from collapsing."</span>)> <System.ComponentModel.DefaultValueAttribute()> <<a href="topic16400.html">C1CategoryAttribute</a>(<span style="color: #800000; ">"Client-Side Events"</span>)> <<a href="topic1913.html">WidgetEventAttribute</a>(<span style="color: #800000; ">"e"</span>)> <span style="color: #0000FF; ">Public</span> <span style="color: #0000FF; ">Property</span> OnClientBeforeCollapse <span style="color: #0000FF; ">As</span> System.String</pre></pre> </div> <div id="Syntax-CS" class="FilteredContentCS"> <pre><pre>[C1Description(Key=<span style="color: #800000; ">"C1Expander.OnClientBeforeCollapse"</span>, Description=<span style="color: #800000; ">"Occurs before the content area collapses. This event can be cancelled to prevent the content area from collapsing."</span>)] [System.ComponentModel.DefaultValue()] [<a href="topic16400.html">C1Category</a>(<span style="color: #800000; ">"Client-Side Events"</span>)] [<a href="topic1913.html">WidgetEvent</a>(<span style="color: #800000; ">"e"</span>)] <span style="color: #0000FF; ">public</span> System.<span style="color: #0000FF; ">string</span> OnClientBeforeCollapse {<span style="color: #0000FF; ">get</span>; <span style="color: #0000FF; ">set</span>;}</pre></pre> </div> </div> </div> <a name="exampleBookmark"></a> <div class="SectionHeading" id="requirementsSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Requirements</span></div><div id="requirementsSectionContent" class="SectionContent"><p><b>Target Platforms:</b> Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2</p></div> <a name="seealsobookmark"></a> <div class="SectionHeading" id="seealsoSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">See Also</span></div><div id="seealsoSectionContent" class="SectionContent"><h4 class="subHeading">Reference</h4><p><a href="topic8062.html">C1Expander Class</a> <br><a href="topic8063.html">C1Expander Members</a> </p> </div> </div> <div id="FooterContent"> <p> </p><p> </p><hr style="height: 1px"><p>Copyright (c) <script type="text/javascript"> var theDate=new Date() document.write(theDate.getFullYear()) </script> GrapeCity, inc. 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