All string properties in a raw format as it was received from LFS
Button identifier originally sent in IS_BTN
Used internally by InSim
ReqI as received in the IS_BTN
ReadonlySizeTyped text, zero to IS_BTN.TypeIn specified in IS_BTN
ReadonlyTypeFrom original button specification
Connection that typed into the button (zero if local)
BuTton Type - sent back when user types into a text entry button
If the IS_BTN.TypeIn byte is set in IS_BTN the user can type text into the button In that case no IS_BTC is sent - an IS_BTT is sent when the user presses ENTER