JVCL Help:GET KEYSTATE LPARAM

 JVCL Help: GET_KEYSTATE_LPARAM function

► JvAppCommand.pas Functions

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Summary

Retrieves the state of certain virtual keys from the specified LPARAM value.

run\JvAppCommand.pas

Pascal

 run\JvAppCommand.pas

 functionGET_KEYSTATE_LPARAM(lParam: LPARAM): WORD;

Parameters

Parameters	Description
lParam: LPARAM	Specifies the value to be converted.

run\JvAppCommand.pas

Description

The return value is the low-order word representing the virtual key state. It can be one of the following values.

MK_CONTROL	The Ctrl key is down.
MK_LBUTTON	The left mouse button is down.
MK_MBUTTON	The middle mouse button is down.
MK_RBUTTON	The right mouse button is down.
MK_SHIFT	The Shift key is down.
MK_XBUTTON1	The first X button is down.
MK_XBUTTON2	The second X button is down.

This function is identical to the GET_FLAGS_LPARAM function. This function is a converted macro.

run\JvAppCommand.pas

See Also

GET_APPCOMMAND_LPARAM

run\JvAppCommand.pas

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