TDN_HELP notification code

  • Article

Sent by a task dialog when the user presses F1 on the keyboard while the dialog has focus. This notification code is received only through the task dialog callback function, which can be registered using the TaskDialogIndirect method.

TDN_HELP
        
   WPARAM wParam;
   LPARAM lParam;

Parameters

wParam

Must be zero.

lParam

Must be zero.

Return value

The return value is ignored.

Requirements

Requirement Value
Minimum supported client
 Windows Vista [desktop apps only]
Minimum supported server
 Windows Server 2008 [desktop apps only]
Header
Commctrl.h