Unit 'Forms'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index]	[#lcl]

ShiftStateToKeys

Converts a shift state into a key state value compatible with the key state of a Windows API LParam.

Declaration

Source position: forms.pp line 1942

function ShiftStateToKeys(

ShiftState: TShiftState

):PtrUInt;

ShiftState

Set type with the TShiftStateEnum values examined in the routine.

PtrUInt type with the address for the value representing the specified ShiftState enumeration values.

The return value is a PtrUInt type and contains an OR'ed combination of the following constants:

TShiftState
KeysToShiftState		Converts modifier keys in the LParam for a mouse message to a TShiftState value.
KeyDataToShiftState		Converts modifier keys from the LParam in a keyboard message (WM_KEYUP for example) to a TShiftState value.
MK_SHIFT
MK_CONTROL
MK_LBUTTON
MK_RBUTTON
MK_MBUTTON
MK_XBUTTON1
MK_XBUTTON2