TShiftState

type TShiftState = set of (

  ssShift,

Shift key pressed.

  ssAlt,

Alt key pressed.

  ssCtrl,

Ctrl key pressed.

  ssLeft,

Left mouse button pressed.

  ssRight,

Right mouse button pressed.

  ssMiddle,

Middle mouse button pressed.

  ssDouble,

Double mouse click.

  ssMeta,

Meta key pressed.

  ssSuper,

Super key pressed.

  ssHyper,

Hyper key pressed.

  ssAltGr,

Alt-GR key pressed.

  ssCaps,

Caps lock key pressed.

  ssNum,

Num lock key pressed.

  ssScroll,

Scroll lock key pressed.

  ssTriple,

Triple mouse click.

  ssQuad,

Quadruple mouse click.

  ssExtra1,

Extra key 1.

  ssExtra2,

Extra key 2.

  ssTouch,

  ssPen,

  ssHorizontal

);