;---------------------------------------------------------

; ZCNFG Patch offsets                              03 OCT 88
idstr	equ	0dh		;location of ID string
defusr	equ	19h		;alternate User/Drive (2 bytes)
tgttyp	equ	1bh		;target file default filetype
ovltyp	equ	1eh		;overlay file default filetype
scrnln	equ	21h		;your console screen length, lines
Z3inst	equ	22h		;switch for Z3 install during config.

;---------------------------------------------------------

	include cnfgdef.lib

;************************************************************
;	START OF OVERLAY CODE
;************************************************************
;The next 13 bytes must remain in this location.
	rst	0	;for safety - file won't execute
	dw	menu1	;for relocation of addresses, this
			;points to the NEXT location.
;first MENU list must be here. All names are local.
menu1:	dw	menu1,menu1,scrn1,case1,help1	;MENU A

;=========================================================

case1:	db	(case1x-case11)/(case12-case11)	;number of cases
	db	case12-case11			;length of each record

;	macro	.single char menu selector
;	|	|	.function (see above)
;	|	|	|	.offset in cnfg block
;	|	|	|	|	.function dependent data
;	|	|	|	|	|	.screen location
;	|	|	|	|	|	|
;acse1:	bitmap	0,	switch,	obyte0,	crtflg,	ascrl0,	yndata
;							|
;	    address of data structure used by function._|
;
;The first two entries in the case table must be labeled to
;provide data for the calculation at case1:. Subsequent
;entries (one for each menu selection) need not be labeled.

case11:	vector	T,	text,	tgttyp,	3,  scr100,	0
case12:	vector	O,	text,	ovltyp,	3,  scr101,	0
	vector	L,	decrad,	scrnln,	1,  scr104,	range1
	vector	Z,	togltf,	Z3inst,	1,  scr102,	yndata
;note: user/drive are sequential bytes accessed as a word
	vector	A,	duspec,	defusr,	2,  scr103,	0

;the next entry is a label which terminates the list.
;It is required for use in the calculation at case1:

case1x:		;label used to calc number of entries

;=========================================================

scrn1:	INCLUDE zcscr1		;screen image for first screen

;-----------------------------------
;	FUNCTION DATA LIST

;data pair for representing bit values in screen image
;Can also be used for function 8 display (True/False)
;these are null terminated strings. Note the 'DZ'.

yndata:	dz	'YES'		;for 1=yes
	dz	' NO'

range1:	dw	12,80		;min/max lines per screen

;=========================================================

help1:	include zchlp1		; ZCNFG help screen for menu1

;=========================================================