Unit 'Forms' Package
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KeyDataToShiftState

Converts modifier keys from the LParam keyboard message (WM_KEYUP for example) to a TShiftState.

Declaration

Source position: forms.pp line 1829

function KeyDataToShiftState(

  KeyData: PtrInt

):TShiftState;

See also

TShiftState

KeysToShiftState

  

Converts modifier keys in the LParam of a mouse message to a TShiftState value.

ShiftStateToKeys

  

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

MK_SHIFT

  

A key state constant to represent the shift key, equivalent to ssShift from TShiftState.

MK_CONTROL

  

A key state constant to represent the control key, equivalent to ssCtrl from TShiftState.

MK_LBUTTON

  

A key state constant to represent the left mouse button, equivalent to ssLeft from TShiftState.

MK_RBUTTON

  

A key state constant to represent the right mouse button, equivalent to ssRight from TShiftState.

MK_MBUTTON

  

A key state constant to represent the middle mouse button, equivalent to ssMiddle from TShiftState.

MK_XBUTTON1

  

A key state constant to represent the first extra mouse button, equivalent to ssExtra1 from TShiftState.

MK_XBUTTON2

  

A key state constant to represent the second extra mouse button, equivalent to ssExtra2 from TShiftState.