TDN_HELP notification code
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;
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wParam
-
Must be zero.
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lParam
-
Must be zero.
The return value is ignored.
Requirement | Value |
---|---|
Minimum supported client |
Windows Vista [desktop apps only] |
Minimum supported server |
Windows Server 2008 [desktop apps only] |
Header |
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