- ctl
- A System.Windows.Forms.Control that specifies the control for which to set the Help topic.
- keyword
- The Help keyword to associate with the control.
The Help keyword provides the key information to retrieve the Help associated with this control from the Help file specified by the HelpProvider.HelpNamespace property. To open Help to a specific topic, the keyword should be passed in the form topicName.htm. To clear the keyword, call the HelpProvider.SetHelpKeyword(Control, string) method with a keyword value of null.