Fl_Group | +----HelpDialog
#include "HelpDialog.h"
The HelpDialog widget displays a standard help dialog window
using the HelpView widget.

The constructor creates the dialog pictured above.
The destructor destroys the widget and frees all memory that has been allocated for the current file.
Hides the HelpDialog window.
Loads the specified HTML file into the HelpView widget.
The filename can also contain a target name ("filename.html#target").
Shows the HelpDialog window.
Sets the top line in the HelpView widget to the named or
numbered line.
Returns 1 if the HelpDialog window is visible.