Windows API Guide: RECT Structure

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Type SERIALKEYS   cbSize As Long   dwFlags As Long   lpszActivePort As String   lpszPort As String   iBaudRate As Long   iPortState As Long End Type

SERIALKEYS-type variables store information about the SerialKeys accessibility feature. SerialKeys allows a device connected to a serial port to imitate the mouse and/or keyboard. This structure stores the settings for SerialKeys.

cbSize

The size in bytes of the structure.

dwFlags

Zero or more of the following flags specifying various settings and properties of SerialKeys:

SERKF_ACTIVE = &H8

SerialKeys is currently receiving input on the serial port.

SERKF_AVAILABLE = &H2

The SerialKeys feature is available.

SERKF_INDICATOR = &H4

Display an icon in the system tray while SerialKeys is on.

SERKF_SERIALKEYSON = &H1

SerialKeys is currently on.

lpszActivePort

The name of the serial port to read from. An empty string signifies no port. "Auto" means SerialKeys will monitor any otherwise unused serial ports.

lpszPort

Reserved.

iBaudRate

The baud rate of the port identified by lpszActivePort. Valid baud rates are 110, 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 38400, 56000, 57600, 115200, 128000, and 256000.

iPortState

Identifies the state of the port identified by lpszActivePort. 0 means that all input is ignored. 1 means that the port is being monitored for SerialKeys input when not being used by other programs. 2 means that all input is sent to SerialKeys.

Used by: SystemParametersInfo

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