To add tooltips to the chart's header and footer, complete the following steps:

1. Add C1Chart to the Form.
2. Add the following directive to declare the C1.Win.C1Chart namepace:

   To write code in Visual Basic

   Visual Basic	Copy Code
   Imports C1.Win.C1Chart

   To write code in C#

   C#	Copy Code
   using C1.Win.C1Chart;

3. Add the following code in the Form_load procedure to add the tooltips to the header and footer:

   To write code in Visual Basic

   Visual Basic	Copy Code
   'Enable tooltip 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."

   To write code in C#

   C#	Copy Code
   //Enable tooltip 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.";

This topic illustrates the following:

The ToolTips appear when you hover over Chart's Header or Footer at run-time, like the following: