</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">Windows 7 Control Pack for WinForms</div> <div id="PageTitle"><div id="PageTitleText">IndexOf Method (ThumbButtonCollection)</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="VBUsageLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: Visual Basic (Usage)</label> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> <label id="CPP2005Label" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C++/CLI</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="VBUsage" id="VBUsageLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentVBUsage"> <label class="LanguageFilter" for="VBUsageCheckbox"> Visual Basic (Usage) </label> <br><input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> <br><input data-languagename="CPP2005" id="CPP2005LanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCPP2005"> <label class="LanguageFilter" for="CPP2005Checkbox"> C++/CLI </label> </div> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="C1.Win.C1Win7Pack.4.html">C1.Win.C1Win7Pack.4 Assembly</a> > <a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack_namespace.html">C1.Win.C1Win7Pack Namespace</a> > <a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.ThumbButtonCollection.html">ThumbButtonCollection Class</a> : IndexOf Method</td></tr></table></div> <div id="BodyContent"> <div class="DescriptionContent">Determines the index of a specific <a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.C1ThumbButton.html">C1ThumbButton</a> in the collection.</div> <div class="SectionHeading" id="overloadlistSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Overload List</span></div><div id="overloadlistSectionContent" class="SectionContent"><table class="FilteredItemListTable"><tr><th>Overload</th><th>Description</th></tr> <tr><td class="LinkCell"><a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.ThumbButtonCollection~IndexOf(C1ThumbButton).html">IndexOf(C1ThumbButton)</a></td><td class="DescriptionCell">Determines the index of a specific <a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.C1ThumbButton.html">C1ThumbButton</a> in the collection. </td></tr> <tr><td class="LinkCell"><a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.ThumbButtonCollection~IndexOf(String).html">IndexOf(String)</a></td><td class="DescriptionCell">Determines index of the first <a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.C1ThumbButton.html">C1ThumbButton</a> with the specified name in the collection. </td></tr> </table></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="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.ThumbButtonCollection.html">ThumbButtonCollection Class</a> <br><a href="C1.Win.C1Win7Pack.4~C1.Win.C1Win7Pack.ThumbButtonCollection_members.html">ThumbButtonCollection 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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