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Svim update - can now delete linebreak

pull/4/head
Jørn Guldberg 5 лет назад
Родитель
Сommit
fab5855a0f
1 измененных файлов: 30 добавлений и 3 удалений
  1. +30
    -3
      lib/svim.nasm

+ 30
- 3
lib/svim.nasm Просмотреть файл

@ -213,11 +213,38 @@ svim:
mov bx, [.buffer_counter_svim]
cmp bx, 0
je .svim_loop
;print_format .debug_buffer_counter, bx
mov cx, bx
sub cx, 1
sub cx , 1
mov bx, [.buffer_for_svim_base]
add bx, cx
.delete_linebreak:
cmp BYTE [bx], 10
jne .delete_char
mov BYTE [bx], 0
; cx is already the counter
sub cx, 1 ; Substract one charecter from the buffer, CR and LF
sub bx, 1
mov BYTE [bx], 0
mov [.buffer_counter_svim], cx
; Redraw the whole text,
; move cursor to the top, where the text has to start (line 2)
xor ax, ax
xor bx, bx
mov ah, 0x02
mov bh, 0x00 ; page number 0
mov dh, 0x02 ; row
mov dl, 0x00 ; coloumn
int 0x10
mov si, [.buffer_for_svim_base]
call print
jmp .svim_loop
.delete_char:
mov BYTE [bx], 0
mov [.buffer_counter_svim], cx
;print_format .debug_buffer_counter, cx
@ -244,7 +271,7 @@ svim:
.debug_buffer_counter db 'Buffer count: %d', 13, 10, 0
.welcome_svim db 'Vim like text editor for SingOS, ESC to exit', 0
.welcome_svim_select_file db 'svim v0.0.5 - Open file: ', 0
.welcome_svim_select_file db 'svim v0.0.10 - Open file: ', 0
.welcome_svim_enter_fileindex db 'Enter fileindex: ', 0
.seperate_line db '________________________________________________________________________________', 0
.fileindex_for_open_file dw 0

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