CComControl::OnSetFocus

LRESULT OnSetFocus( UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled );

Return Value

Always returns 0.

Parameters

nMsg

[in] The window message identifier. Not used in the default ATL implementation.

wParam

[in] A 32-bit message parameter. Not used in the default ATL implementation.

lParam

[in] A 32-bit message parameter. Not used in the default ATL implementation.

bHandled

[in, out] Flag that indicates whether the window message was successfully handled. The default is TRUE.

Remarks

Checks that the control is in-place active and has a valid control site, then informs the container the control has gained focus.