include stdlib.a
include baseobj.a 
include baseobj.aa

;
; exo: baseobj  A MASM++ object that represents a generalized screen manager. 
;
;		Written by Michael A. Griffith and Todd D. Vender		;
; Modification List:
;
; 25 Oct 91  Michael A. Griffith & Todd D. Vender:
;            Created.
;
; 26 Oct 91  Michael A. Griffith:
;
; 1 Nov 91   Michael A. Griffith & Todd D. Vender:
;            Converted to baseobj format		
;
; 19 Dec 91  Michael A. Griffith:
;            Added top element to data, added error method
;
; 27 Dec 91  Michael A. Griffith:
;	     Revised object ordering so that parent is a pointer.
;          
; 5 Jan 91   Michael A. Griffith
;	     Added VSMsize to reduce number of mulitplications required.
;	     Added equates for border characters in VSM.
; 	     UNIFIED SCREEN AND EXO OBJECTS.
;
; 30 Jan 92  Todd D. Vender
; 	     Made the pointer to video ram a long to standardize the routines.
;
; 31 Jan 92  Todd D. Vender
;  	     Added equates for border corners.


IFNDEF	EXO__
EXO__		EQU	1

exo__WINNUM	EQU	32d				;Number of windows

exo__TOPB	EQU	0FFFFh				;Border representations
exo__RIGHTB	EQU	0FFFEh	
exo__BOTTOMB	EQU 	0FFFDh	
exo__LEFTB	EQU	0FFFCh	
exo__ULCB	EQU	0FFFBh				;Upper Left Corner
exo__URCB	EQU	0FFFAh				;Upper Right Corner
exo__LRCB	EQU	0FFF9h				;Lower Right Corner
exo__LLCB	EQU	0FFF8h				;Lower Left Corner
exo__MONO	EQU	0B000h				;Video RAM addresses
exo__COLOR	EQU	0B800h


exo__methods	STRUC
			new		DD	PROC PTR exo__new
			constructor	DD	PROC PTR exo__constructor
			destructor	DD	PROC PTR exo__destructor
			delete		DD	PROC PTR baseobj__delete
			printself	DD	PROC PTR exo__printself
			nameof		DD	PROC PTR exo__nameof
			error		DD	PROC PTR baseobj__error
			regs		DD	PROC PTR baseobj__regs
			engine		DD	PROC PTR exo__engine
			createwin	DD	PROC PTR exo__createwin
			destroywin	DD	PROC PTR exo__destroywin
			movewin		DD	PROC PTR exo__movewin
			resizewin	DD	PROC PTR exo__resizewin
			floatwin	DD	PROC PTR exo__floatwin
			sinkwin		DD	PROC PTR exo__sinkwin
			clear		DD	PROC PTR exo__clear
			update		DD	PROC PTR exo__update
exo__methods	ENDS



exo__data		STRUC
			classname	DB	"exo", 0
			winnum		DB   	exo__WINNUM	
			wintbl		DD 	exo__WINNUM DUP (?)
			bottom		DB 	1	
			top		DB 	?	
			videoRAM	DD	?	
			attr		DB	2Ah
			hsize		DW	80d
			vsize		DB	25d
			VSMsize		DW	?	
			VSM		DD	? 
exo__data		ENDS


exo			STRUC
			parent	  	DD 	0 
			methods		exo__methods <>
			data		exo__data <>
exo			ENDS

ENDIF	;EXO__