HAS-HELP-BUTTON

Determines whether the dialog title bar has a help button or not. Selection of this button invokes help mode. You can then display help for a control simply by clicking on it with the left mouse button.

Note:
Even if this attribute is set to TRUE, Windows will not display the help button if the maximize and minimize buttons are also present.

Applies to Dialog (window, MDI frame, MDI child).
Data Type BOOLEAN
Default Value FALSE
Possible Values TRUE / FALSE