</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">2D Chart for WinForms</div> <div id="PageTitle"><div id="PageTitleText">Add ToolTips to Chart's Header and Footer</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> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="chartforwinformstask.html">Chart for WinForms Task-Based Help</a> > <a href="addtooltipstochartel.html">Add ToolTips to Chart Elements</a> > Add ToolTips to Chart's Header and Footer</td></tr></table></div> <div id="BodyContent"> <p>To add tooltips to the chart's header and footer, complete the following steps:</p> <ol> <li>Add <b>C1Chart</b> to the Form.</li> <li>Add the following directive to declare the <b>C1.Win.C1Chart</b> namepace: <p class="hs-toggler">To write code in Visual Basic</p> <div style="display: none;" class="hs-toggler-container"> <div class="FilteredContentVB" data-title="VB" data-itemid="VB"> <table class="SyntaxTable"> <tbody> <tr> <th>Visual Basic</th> <th> <div class="CopyCodeWrapper"> <span class="CopyCode">Copy Code</span> </div> </th> </tr> <tr> <td colspan="2"> <pre> Imports C1.Win.C1Chart </pre> </td> </tr> </tbody> </table> </div> </div> <p class="hs-toggler">To write code in C#</p> <div style="display: none;" class="hs-toggler-container"> <div class="FilteredContentCS" data-title="CS" data-itemid="CS"> <table class="SyntaxTable"> <tbody> <tr> <th>C#</th> <th> <div class="CopyCodeWrapper"> <span class="CopyCode">Copy Code</span> </div> </th> </tr> <tr> <td colspan="2"> <pre> using C1.Win.C1Chart; </pre> </td> </tr> </tbody> </table> </div> </div> </li> <li>Add the following code in the Form_load procedure to add the tooltips to the header and footer: <p class="hs-toggler">To write code in Visual Basic</p> <div style="display: none;" class="hs-toggler-container"> <div class="FilteredContentVB" data-title="VB" data-itemid="VB"> <table class="SyntaxTable"> <tbody> <tr> <th>Visual Basic</th> <th> <div class="CopyCodeWrapper"> <span class="CopyCode">Copy Code</span> </div> </th> </tr> <tr> <td colspan="2"> <pre> <font color="green">'Enable tooltip</font> c1Chart1.ToolTip.Enabled = True c1Chart1.Header.TooltipText = "This is header tooltip." + ControlChars.Cr + ControlChars.Lf + "Second line." c1Chart1.Footer.TooltipText = "This is footer tooltip." + ControlChars.Cr + ControlChars.Lf + "Second line." </pre> </td> </tr> </tbody> </table> </div> </div> <p class="hs-toggler">To write code in C#</p> <div style="display: none;" class="hs-toggler-container"> <div class="FilteredContentCS" data-title="CS" data-itemid="CS"> <table class="SyntaxTable"> <tbody> <tr> <th>C#</th> <th> <div class="CopyCodeWrapper"> <span class="CopyCode">Copy Code</span> </div> </th> </tr> <tr> <td colspan="2"> <pre> <font color="green">//Enable tooltip</font> c1Chart1.ToolTip.Enabled = true; c1Chart1.Header.TooltipText = "This is header tooltip."; c1Chart1.Footer.TooltipText = "This is first line of the footer ToolTip.\nThis is the second line of the footer ToolTip."; </pre> </td> </tr> </tbody> </table> </div> </div> </li> </ol> <h2>This topic illustrates the following:</h2> <p>The ToolTips appear when you hover over Chart's Header or Footer at run-time, like the following:</p><br> <img alt="" src="ImagesExt/image10_7.png" width="377" height="288"> <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"><div class="SeeAlsoLink"> <a href="addtooltipstoaxes.html">Add ToolTips to Axes</a></div> </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. All rights reserved. <script> $(document).ready(function() { if (!(window.self !== window.top)) { // Not running in a frameset // Get the page name var pageName = location.href.substring(location.href.lastIndexOf("/") + 1); if (pageName.indexOf("#") != -1) { pageName = pageName.substring(0, pageName.indexOf("#")); } // Append to webframe.html var framePage = "webframe.html#" + pageName; location.href = framePage; } }); </script></p> <a target="_blank" href="http://our.componentone.com/groups/">Product Support Forum</a> | <a target="_blank" href="http://feedback.componentone.com/forums/255782-winforms-documentation">Documentation Feedback</a> </div> </body> </html>