JCL Help:GetKeyState

 JCL Help: GetKeyState Function

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Summary

Returns the state of a key.

Pascal

 function GetKeyState(const VirtualKey: Cardinal): Boolean;

Parameters

Parameters	Description
const VirtualKey: Cardinal	Any virtual key code, for example VK_NUMLOCK. See Windows.pas for more constants.

Return Value

True, if the key is pressed or toggled. False otherwise.

Description

Returns the state of the virtual key passed. You can use any of the VK_* constants defined in Windows.pas.

See Also

GetNumLockKeyState GetScrollLockKeyState GetCapsLockKeyState

About

Unit

JclSysInfo

Donator

Peter Friese

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