Flags
Indicates whether various virtual keys are down. This parameter can be any combination of the following values:
§   MK_ LBUTTON          = 1
§   MK_ RBUTTON         = 2
§   MK_ SHIFT                  = 4
§   MK_CONTROL           = 8
§   MK_ MBUTTON        = 16
 
 
 
| C++ |   | 
| HRESULT Flags([out, retval] unsigned long* pVal)
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