mirror of
https://github.com/NishiOwO/VZEditor.git
synced 2025-04-21 16:44:40 +00:00
699 lines
9.1 KiB
NASM
699 lines
9.1 KiB
NASM
;****************************
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; 'wind.asm'
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;****************************
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include vz.inc
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;--- Equations ---
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H_MIN equ 3
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V_MIN equ 10
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wform0 equ tw_px
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wform9 equ fsiz
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cseg
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;--- External symbols ---
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extrn hsplit :byte
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extrn vsplit :byte
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extrn wndc :byte
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extrn conbufsz :word
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extrn textc :word
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extrn w_act :word
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extrn w_back :word
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extrn w_busy :word
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extrn w_free :word
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extrn windrec :word
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extrn chgline :near
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extrn closeall :near
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extrn displabel :near
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extrn dispmsg :near
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extrn dispstat :near
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extrn doswindow :near
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extrn dspscr :near
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extrn getkey :near
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extrn newline :near
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extrn popupmenu :near
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extrn printf :near
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extrn resetscrnh :near
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extrn setdoswindow :near
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extrn schmenu :near
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extrn textsize :near
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endcs
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dseg
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;--- Local work ---
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dspc dw 0
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w_save dw 0
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endds
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eseg
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public ld_wact
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ld_wact proc
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mov bp,w_act
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tst bp
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ret
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ld_wact endp
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endes
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cseg
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assume ds:cgroup
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;--- Init text record ---
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;--> di :buffer top
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public winit
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winit proc
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movseg es,ss
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call windcount
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push di
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_repeat
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mov bp,di
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push cx
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mov cx,(type _text)/2
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clr ax
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rep stosw
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pop cx
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mov [bp].w_next,di
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_loop
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mov [bp].w_next,0
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mov di,offset cgroup:w_free
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movseg es,cs
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pop ax
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stosw ; w_free
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clr ax
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stosw ; w_act
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stosw ; w_back
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stosw ; w_busy
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ret
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winit endp
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public windcount
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windcount proc
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mov cl,wndc
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clr ch
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tst cx
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_if z
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inc cx
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_endif
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tstw conbufsz
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_ifn z
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inc cx
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_endif
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ret
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windcount endp
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;--- Window open ---
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public wndopn
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wndopn proc
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mov ax,[bp].w_next
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mov w_free,ax
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mov bx,bp
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clr ax
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call wlast
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_ifn c
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mov [bp].w_next,bx
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_else
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mov w_busy,bx
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_endif
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mov bp,bx
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mov [bp].w_next,0
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mov bx,w_act
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tst bx
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jz wopn1
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tstb ss:[bx].wsplit
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_if z
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mov w_back,bx
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wopn1: call inifmt
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_else
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call cpyfmt
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_endif
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mov w_act,bp
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ret
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wndopn endp
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;--- Window close ---
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public wndcls
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wndcls proc
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call wndrmv
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mov ax,w_free
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mov bp,w_act
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mov [bp].w_next,ax
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mov w_free,bp
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wndcls1:
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mov bp,w_busy
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clr ax
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_repeat
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tst bp
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_break z
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tstb [bp].wnum
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jz wcls2
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cmp bp,w_back
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je wcls2
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mov ax,bp
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wcls2: mov bp,[bp].w_next
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_until
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mov bx,w_back
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tst bx
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_if z
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clr bp
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jmps wcls8
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_endif
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tst ax
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jz wcls4
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mov bp,w_act
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tstb [bp].wsplit
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_if z
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mov bp,ax
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call inifmt
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mov ax,bp
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wcls4: mov w_back,ax
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mov bp,bx
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call inifmt
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_else
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mov bx,bp
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mov bp,ax
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call cpyfmt
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_endif
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wcls8: mov w_act,bp
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ret
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wndcls endp
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;--- Window change ---
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public wndchg
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wndchg proc
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call wndrmv
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clr ax
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call wlast
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mov ax,w_act
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_ifn c
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mov [bp].w_next,ax
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_else
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mov w_busy,ax
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_endif
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mov bp,ax
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mov [bp].w_next,0
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ret
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wndrmv:
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mov ax,w_act
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mov bp,ax
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mov bx,[bp].w_next
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call wlast
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_ifn c
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mov [bp].w_next,bx
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ret
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_endif
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mov w_busy,bx
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ret
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wndchg endp
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;--- Set window number ---
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public setwnum
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setwnum proc
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push bp
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mov bp,w_busy
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clr ax
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tstw conbufsz
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jz snum1
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dec ax
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snum1:
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_repeat
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tst bp
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_break z
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inc ax
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mov [bp].wnum,al
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mov bp,[bp].w_next
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_until
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mov textc,ax
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pop bp
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ret
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setwnum endp
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;--- Set w_record pointer ---
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;--> AX :target pointer
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;<-- CY :BP=AX
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wlast proc
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mov bp,w_busy
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cmp bp,ax
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je wlast3
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_repeat
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cmp [bp].w_next,ax
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_break e
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mov bp,[bp].w_next
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_until
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clc
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ret
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wlast3: stc
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ret
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wlast endp
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;--- Set window format ---
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settextw proc
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mov word ptr [bp].tw_px,dx
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mov word ptr [bp].tw_sx,cx
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dec ch
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mov [bp].tw_cy,ch
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inc ch
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mov [bp].wsplit,al
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check_wy:
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mov al,[bp].tw_cy
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dec al
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cmp al,[bp].wy
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_if b
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mov [bp].wy,al
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_endif
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cmp al,[bp].wys ; ##154.67
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_if b
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mov [bp].wys,al
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_endif
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ret
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settextw endp
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public inifmt
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inifmt proc
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call doswindow
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inc dh
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dec ch
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mov al,SPLIT_A
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call settextw
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mov [bp].fofs,0
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ret
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inifmt endp
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cpyfmt proc
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pushm <ds,es>
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movseg ds,ss
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movseg es,ss
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mov al,[bx].wsplit
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mov [bp].wsplit,al
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lea si,[bx].wform0
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lea di,[bp].wform0
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mov cx,wform9-wform0
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rep movsb
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popm <es,ds>
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call check_wy
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ret
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cpyfmt endp
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assume ds:nothing
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;--- Change window ---
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public se_chgwind
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se_chgwind proc
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mov ax,w_back
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tst ax
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_ifn z
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mov bp,ax
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xchg ax,w_act
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mov w_back,ax
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tstb [bp].wsplit
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_if z
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call dspscr
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; _else ; ##153.57
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; call maptexts
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_endif
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_endif
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clc
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ret
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se_chgwind endp
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assume ds:cgroup
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;--- Split mode ---
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public se_splitmode,mc_splitmode
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se_splitmode proc
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mov al,-1
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mc_splitmode:
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movseg ds,cs
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mov bx,w_back
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tst bx
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_ifn z
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call splitmode
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call dspscr
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_endif
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clc
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ret
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splitmode:
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tst al
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jns splitwd1
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mov al,[bp].wsplit
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tst al
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jz yokowd
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cmp al,SPLIT_V
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jb tatewd
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fullwd:
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call inifmt
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tst bx
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_ifn z
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xchg bp,bx
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call inifmt
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_endif
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ret
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splitwd:
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mov al,[bp].wsplit
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splitwd1:
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tst al
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jz fullwd
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cmp al,SPLIT_V
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jae tatewd
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yokowd:
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call doswindow
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inc dh
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mov ch,hsplit
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dec ch
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mov al,SPLIT_U
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call settextw
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xchg bp,bx
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call doswindow
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mov dh,hsplit
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inc dh
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sub ch,dh
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mov al,SPLIT_D
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call settextw
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ret
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tatewd:
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call doswindow
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add dh,2
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sub ch,2
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mov cl,vsplit
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mov al,SPLIT_L
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call settextw
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xchg bp,bx
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call doswindow
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add dh,2
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sub ch,2
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mov dl,vsplit
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inc dl
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sub cl,dl
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mov al,SPLIT_R
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call settextw
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ret
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se_splitmode endp
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;--- Split position ---
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public se_splitpos
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se_splitpos proc
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tstb [bp].wsplit
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jz wpos9
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mov dl,M_MOVE
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call dispmsg
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wpos1: mov al,CSR_OFF
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mov dl,SYS_GETC
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call getkey
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jz wpos1
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cmp al,CM_CR
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jnz wpos2
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call newline
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wpos9: clc
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ret
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wpos2:
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movseg ds,cs
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push ax
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call doswindow
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pop ax
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cmp [bp].wsplit,SPLIT_V
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jae wposv
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wposh: mov ah,ch
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sub ah,H_MIN
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mov cl,hsplit
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cmp al,CM_U
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_if e
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cmp cl,H_MIN
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je wpos1
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dec cx
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_else
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cmp al,CM_D
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jne wpos1
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cmp cl,ah
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je wpos1
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inc cx
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_endif
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clr ch
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mov word ptr hsplit,cx ; hsplit2 = 0
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mov bx,w_back
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push bp
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cmp [bp].wsplit,SPLIT_U
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_ifn e
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xchg bp,bx
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_endif
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call yokowd
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jmps wpos3
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wposv:
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mov ah,cl
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sub ah,V_MIN
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mov cl,vsplit
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cmp al,CM_R
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_if e
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cmp cl,ah
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je wpos1
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inc cx
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inc cx
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_else
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cmp al,CM_L
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jne wpos1
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cmp cl,V_MIN
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je wpos1
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dec cx
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dec cx
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_endif
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mov vsplit,cl
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mov bx,w_back
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push bp
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cmp [bp].wsplit,SPLIT_L
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_ifn e
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xchg bp,bx
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_endif
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call tatewd
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wpos3: call dspscr
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pop bp
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jmp wpos1
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se_splitpos endp
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;--- Change 20/25 line ---
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public se_xline,resetscr,resetwind
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se_xline proc
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call chgline
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resetscr:
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pushm <ds,es>
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call resetwind
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call dspscr
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popm <es,ds>
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clc
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ret
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resetwind:
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push bp
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movseg ds,cs
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call resetscrnh
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mov bx,w_back
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test [bp].wsplit,1 ; ##156.115
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_ifn z
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xchg bp,bx
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_endif
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call splitwd
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pop bp
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ret
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se_xline endp
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;--- Change active text --- ; ##153.37
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public se_chgtext,mc_chgtext,wndsel
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se_chgtext proc
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movseg ds,cs
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mov dl,MNU_TEXT
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call schmenu
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jc chgt9
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mov bx,si
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mov ax,textc
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mov [bx].mn_c,al
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mov [bx].mn_ext,offset cgroup:dumptext
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mov al,[bp].wnum
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tst al
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_ifn z
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dec al
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_endif
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mov [bx].mn_sel,al
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clr dx
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mov si,bx
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add si,type _menu
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call popupmenu
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_if c
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cmp al,CM_CHGTEXT
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jne chgt9
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mov al,[bp].wnum
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_endif
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chgtext:
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call seekbp
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chgt1: call wndsel
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call dspscr
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chgt9: ret
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mc_chgtext:
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movseg ds,cs
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tst ax
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js seekid
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jmpl z,chgt_cons ; ##156.135
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dec ax
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jmp chgtext
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seekid:
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neg ax
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mov bp,w_busy
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_repeat
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tst bp
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_break z
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cmp ax,[bp].textid
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je chgt1
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mov bp,[bp].w_next
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_until
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stc
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ret
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wndsel:
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mov bx,w_act
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cmp bp,w_back
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je chgt7
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cmp bp,bx
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je chgt9
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mov w_act,bp
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tst bx
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jz chgt9
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jmp cpyfmt
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chgt7:
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mov w_act,bp
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mov w_back,bx
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test ss:[bx].wsplit,1
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_ifn z
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xchg bp,bx
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_endif
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jmp splitwd
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se_chgtext endp
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;--- Open/close console window ---
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public se_console
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se_console proc
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movseg ds,cs
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tstb [bp].wnum
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jnz chgt_cons
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mov bx,[bp].w_next ; ##152.19
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tst bx
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jmpl z,closeall
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mov ax,w_save
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tst ax
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_if z
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mov ax,w_back
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_endif
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_repeat
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cmp bx,ax
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je wcons2 ; ##153.28
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mov bx,ss:[bx].w_next
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tst bx
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_until z
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mov bx,w_back
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wcons2:
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mov bp,bx
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cmp bp,w_back
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jne chgcon1
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call wndcls1
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call dspscr
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ret
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se_console endp
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public chgt_cons
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chgt_cons proc
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mov bp,w_busy
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tstb [bp].wnum
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jnz chgcon_x
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mov ax,w_act
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cmp ax,bp
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je chgcon1
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mov w_save,ax
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tstw w_back
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jnz chgcon1
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mov w_back,ax
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chgcon1:call wndsel
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call dspscr
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ret
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chgcon_x:
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stc
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ret
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chgt_cons endp
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;--- Dump text name ---
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;--> CX :cursor
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pf_size db "%8ld",0
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dumptext proc
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tst ah
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_ifn z
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cmp al,'0'
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jbe seltx_x
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cmp al,'9'
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jbe seltx1
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cmp al,'A'
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jb seltx_x
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sub al,'A'-'1'-9
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seltx1: sub al,'1'
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clc
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ret
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seltx_x:stc
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ret
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_endif
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push bp
|
||
call seekbp
|
||
call displabel
|
||
call textsize
|
||
pushm <dx,ax>
|
||
mov bx,sp
|
||
mov si,offset cgroup:pf_size
|
||
call printf
|
||
popm <ax,ax>
|
||
pop bp
|
||
ret
|
||
dumptext endp
|
||
|
||
seekbp proc
|
||
skbp1: mov bp,w_busy
|
||
tstb [bp].wnum
|
||
_if z
|
||
mov bp,[bp].w_next
|
||
_endif
|
||
_repeat
|
||
tst al
|
||
_break z
|
||
mov bp,[bp].w_next
|
||
dec al
|
||
tst bp
|
||
jz skbp1
|
||
_until
|
||
ret
|
||
seekbp endp
|
||
|
||
endcs
|
||
end
|
||
|
||
;****************************
|
||
; End of 'wind.asm'
|
||
; Copyright (C) 1989 by c.mos
|
||
;****************************
|
||
|