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console: added support for escape sequences <esc>[?25l and <esc>[?25h (hide and show cursor)

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git-svn-id: svn://kolibrios.org@3886 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2013-09-02 18:36:03 +00:00
parent 5b768d8b9a
commit aba5058a6b
1 changed files with 38 additions and 0 deletions
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38
programs/develop/libraries/console/console.asm
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@ -788,6 +788,8 @@ con.write_special_char:
jmp con.write_char
.esc_sci:
; this is real Esc sequence
cmp al, '?' ; DEC private mode (DECSET/DECRST sequences)
je .questionmark
cmp al, ';'
jz .next_arg
cmp al, '0'
@ -804,6 +806,11 @@ con.write_special_char:
mov [con_esc_attrs+(ecx-1)*4], edx
pop edx ecx eax
ret
.questionmark:
push ecx
mov ecx, [con_esc_attr_n]
mov dword[con_esc_attrs+(ecx-1)*4], 0xffffffff
pop ecx
.next_arg:
push eax
mov eax, [con_esc_attr_n]
@ -835,7 +842,38 @@ con.write_special_char:
jz .cursor_right
cmp al, 'D'
jz .cursor_left
cmp al, 'l'
je .dec_rst
cmp al, 'h'
je .dec_set
ret ; simply skip unknown sequences
.dec_rst:
mov eax, [con_esc_attrs]
cmp eax, 0xffffffff
jne .no_dec_rst
mov eax, [con_esc_attrs+4]
cmp eax, 25
je .hide_cursor
.no_dec_rst:
ret
.hide_cursor:
mov [con.cursor_height], 0
ret
.dec_set:
mov eax, [con_esc_attrs]
cmp eax, 0xffffffff
jne .no_dec_set
mov eax, [con_esc_attrs+4]
cmp eax, 25
je .show_cursor
.no_dec_set:
ret
.show_cursor:
mov [con.cursor_height], (15*font_height+50)/100 ; default height
ret
.clear:
mov eax, [con_esc_attrs]
test eax, eax