|Microsoft DirectX 9.0|
Runs the Microsoft?DirectInput?control panel associated with this device. If the device does not have a control panel associated with it, the default device control panel is launched.
HWND hwndOwner, DWORD dwFlags );
- Parent window handle. If this parameter is NULL , no parent window is used.
- Not currently used. Zero is the only valid value.
If the method succeeds, the return value is DI_OK.
If the method fails, the return value can be one of the following error values:
DIERR_INVALIDPARAM An invalid parameter was passed to the returning function, or the object was not in a state that permitted the function to be called. This value is equal to the E_INVALIDARG standard Component Object Model (COM) return value. DIERR_NOTINITIALIZED The object has not been initialized.