kolibrios-fun/programs/develop/libraries/box_lib/trunk/editbox.asm
IgorA 0a0040e190 fix divide by 0 in function edit_box.get_n
git-svn-id: svn://kolibrios.org@8681 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-04-25 19:46:48 +00:00

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SCAN_LWIN_RELEASE = 0xDB
SCAN_RWIN_RELEASE = 0xDC
align 16
edit_box:
.draw:
pushad
mov edi,[esp+36]
and dword ed_text_color,17FFFFFFh
mov ecx,ed_text_color
mov ebx,ecx
shr ecx,28
shl ebx,4
shr ebx,28
inc ebx
mov eax,6
jecxz @f
mov al, 8
@@:
mul bl
mov ed_char_width,eax
mov al, 9
jecxz @f
mov al, 16
@@:
mul bl
add eax,4
mov ed_height,eax
call .draw_border
.draw_bg_cursor_text:
;test word ed_flags,ed_focus ; for unfocused controls =>
;jz .skip_offset ; do not recalculate offset
call .check_offset
;.skip_offset:
call .draw_bg
test word ed_flags,ed_focus ; do not draw selection(named shift)
jz .draw_cursor_text ;
call .draw_shift
.draw_cursor_text:
call .draw_text
test word ed_flags,ed_focus ; and dosn`t draw cursor
jz .editbox_exit
call .draw_cursor
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;Ž¡é¨© ¢ë室 ¨§ editbox ¤«ï ¢á¥å ä㭪権 ¨ ¯®áâ ®¡à ¡®â稪®¢;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
.editbox_exit:
popad
ret 4
;==========================================================
;=== ®¡à ¡®âª  ª« ¢¨ âãàë =================================
;==========================================================
align 16
edit_box_key:
pushad
mov edi,[esp+36]
test word ed_flags,ed_focus ; ¥á«¨ ­¥ ¢ 䮪ãá¥, ¢ë室¨¬
jz edit_box.editbox_exit
test word ed_flags,ed_mouse_on or ed_disabled
jnz edit_box.editbox_exit
;--------------------------------------
; this code for Win-keys, works with
; kernel SVN r.3356 or later
mcall SF_KEYBOARD,SSF_GET_CONTROL_KEYS
test ah,$06 ; LWin ($02) & RWin ($04)
jnz edit_box.editbox_exit
;--------------------------------------
;<3B>஢¥àª  ­ ¦ â shift ?
test al,$03
je @f
or word ed_flags,ed_shift ;ãáâ ­®¢¨¬ ä« £ Shift
@@:
and word ed_flags,ed_ctrl_off ; ®ç¨á⨬ ä« £ Ctrl
test al,$0C
je @f
or word ed_flags,ed_ctrl_on ;ãáâ ­®¢¨¬ ä« £ Ctrl
@@:
and word ed_flags,ed_alt_off ; ®ç¨á⨬ ä« £ Alt
test al,$30
je @f
or word ed_flags,ed_alt_on ;ãáâ ­®¢¨¬ ä« £ Alt
@@:
;----------------------------------------------------------
;--- ¯à®¢¥à塞, çâ® ­ ¦ â® --------------------------------
;----------------------------------------------------------
mov eax,[esp+28]
; get scancode in ah
ror eax,8
; check for ctrl+ combinations
test word ed_flags,ed_ctrl_on
jz @f
cmp ah,SCAN_CODE_X ; Ctrl + X
je edit_box_key.ctrl_x
cmp ah,SCAN_CODE_C ; Ctrl + C
je edit_box_key.ctrl_c
cmp ah,SCAN_CODE_V ; Ctrl + V
je edit_box_key.ctrl_v
cmp ah,SCAN_CODE_A ; Ctrl + A
je edit_box_key.ctrl_a
jmp edit_box.editbox_exit
@@:
cmp ah,SCAN_CODE_SPACE
ja @F
cmp al,ASCII_KEY_BACK
jz edit_box_key.backspace
cmp ah,SCAN_CODE_ESCAPE
jz edit_box.editbox_exit
cmp ah,SCAN_CODE_TAB
jz edit_box.editbox_exit
cmp ah,SCAN_CODE_RETURN
jz edit_box.editbox_exit
jmp .printable_character
@@:
cmp ah,SCAN_CODE_DELETE
ja edit_box.editbox_exit
cmp ah,SCAN_CODE_HOME
jb edit_box.editbox_exit
cmp ax,SCAN_CODE_CLEAR shl 8 + ASCII_KEY_CLEAR ; not operate numpad unlocked 5
jz edit_box.editbox_exit
;here best place to filter up,down,pgup,pgdown
cmp al,ASCII_KEY_LEFT
jb .printable_character
and eax,$F
mov ebx,.unlock_numpad_filtration
jmp dword[ebx+eax*4]
.unlock_numpad_filtration \
dd edit_box_key.left, \ ; LEFT
edit_box.editbox_exit,\ ; DOWN
edit_box.editbox_exit,\ ; UP
edit_box_key.right, \ ; RIGHT
edit_box_key.home, \ ; HOME
edit_box_key.end, \ ; END
edit_box_key.delete, \ ; DELETE
edit_box.editbox_exit,\ ; PGDN
edit_box.editbox_exit,\ ; PGUP
edit_box_key.insert ; INSERT
.printable_character:
test word ed_flags,ed_figure_only ; ⮫쪮 æ¨äàë?
jz @f
cmp al,'0'
jb edit_box.editbox_exit
cmp al,'9'
ja edit_box.editbox_exit
@@:
; restore ascii code
rol eax,8
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;¯à®¢¥àª  ­  shift, ¡ë« «¨ ­ ¦ â
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
test word ed_flags,ed_shift_on
je @f
; edx = ed_size, ecx = ed_pos
push eax
mov edx,ed_size
mov ecx, ed_pos
pusha
; clear input area
mov ebp,ed_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
mov ebp,ed_size
call edit_box_key.clear_bg
popa
call edit_box_key.del_char
mov ebx,ed_size
sub bx,ed_shift_pos
mov ed_size,ebx
pop eax
@@:
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ¯à®¢¥à塞, ­ å®¤¨âáï «¨ ªãàá®à ¢ ª®­æ¥ + ¤ «ì­¥©è ï ®¡à ¡®âª 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
mov ecx,ed_size
mov edx, ed_max
test word ed_flags,ed_insert
jne @f
cmp ecx,edx
jae edit_box.editbox_exit
@@: mov ebx, ed_pos
cmp ebx,edx
jnl edit_box.editbox_exit
mov ecx,ed_size
push edi eax
mov ebp,edi
mov esi,ed_text
add esi,ecx
mov edi,esi
cmp ecx,ebx
je edit_box_key.In_k
test dword bp_flags,ed_insert
jne edit_box_key.ins_v
pusha
mov edi,ebp
mov ebp,ed_size
call edit_box_key.clear_bg
popa
sub ecx,ebx
inc edi
std
inc ecx
@@:
lodsb
stosb
loop @b
edit_box_key.In_k:
cld
pop eax
mov al,ah
stosb
pop edi
inc dword ed_size
inc dword ed_pos
call edit_box_key.draw_all2
jmp edit_box_key.shift
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;Ž¡à ¡®âª  ª« ¢¨è insert,delete,backspace,home,end,left,right
;;;;;;;;;;;;;;;;;;;;;;;;;;;;
edit_box_key.insert:
xor word ed_flags,ed_insert
jmp edit_box.editbox_exit
edit_box_key.ins_v:
dec dword bp_size
sub esi,ecx
add esi,ebx
mov edi,esi
pusha
mov edi,ebp
mov ebp,ed_pos
call edit_box_key.clear_bg
popa
jmp edit_box_key.In_k
edit_box_key.delete:
mov edx,ed_size
mov ecx,ed_pos
cmp edx,ecx
jg edit_box_key.bac_del
test word ed_flags,ed_shift_on
jne edit_box_key.del_bac
popad
ret 4
edit_box_key.bac_del:
call edit_box_key.del_char
jmp edit_box_key.draw_all
edit_box_key.backspace:
test word ed_flags,ed_shift_on
jne edit_box_key.delete
mov ecx,ed_pos
test ecx,ecx
jnz edit_box_key.del_bac
popad
ret 4
edit_box_key.del_bac:
mov edx,ed_size
cmp edx,ecx ;if ed_pos=ed_size
je @f
dec ecx
call edit_box_key.del_char
@@: test word ed_flags,ed_shift_on
jne edit_box_key.bac_del
dec dword ed_pos
edit_box_key.draw_all:
push edit_box_key.shift
test word ed_flags,ed_shift_on
je @f
movzx eax, word ed_shift_pos
mov ebx,ed_size
sub ebx,eax
mov ed_size,ebx
mov ebp,ed_color
call edit_box.clear_cursor
call edit_box.check_offset
and word ed_flags,ed_shift_cl
jmp edit_box.draw_bg
@@: dec dword ed_size
edit_box_key.draw_all2:
and word ed_flags,ed_shift_cl
mov ebp,ed_color
call edit_box.clear_cursor
call edit_box.check_offset
mov ebp,ed_size
jmp edit_box_key.clear_bg
;--- ­ ¦ â  ª« ¢¨è  left ---
edit_box_key.left:
mov ebx,ed_pos
test ebx,ebx
jz edit_box_key.sh_st_of
or word ed_flags,ed_left_fl
call edit_box_key.sh_first_sh
dec dword ed_pos
call edit_box.draw_bg
call edit_box.draw_shift
call edit_box_key.sh_enable
jmp edit_box.draw_cursor_text
;--- ­ ¦ â  ª« ¢¨è  right ---
edit_box_key.right:
mov ebx,ed_pos
cmp ebx,ed_size
je edit_box_key.sh_st_of
and word ed_flags,ed_right_fl
call edit_box_key.sh_first_sh
inc dword ed_pos
call edit_box.draw_bg
call edit_box.draw_shift
call edit_box_key.sh_enable
jmp edit_box.draw_cursor_text
edit_box_key.home:
mov ebx,ed_pos
test ebx,ebx
jz edit_box_key.sh_st_of
call edit_box_key.sh_first_sh
xor eax,eax
mov ed_pos,eax
call edit_box.draw_bg
call edit_box.draw_shift
call edit_box_key.sh_home_end
jmp edit_box.draw_cursor_text
;--- ­ ¦ â  ª« ¢¨è  end ---
edit_box_key.end:
mov ebx,ed_pos
cmp ebx,ed_size
je edit_box_key.sh_st_of
call edit_box_key.sh_first_sh
mov eax,ed_size
mov ed_pos,eax
call edit_box.draw_bg
call edit_box.draw_shift
call edit_box_key.sh_home_end
jmp edit_box.draw_cursor_text
;----------------------------------------
StrInsert:
; SizeOf(TmpBuf) >= StrLen(Src) + StrLen(Dst) + 1
Dst equ [esp + 16] ; - destination buffer
Src equ [esp + 12] ; - source to insert from
Pos equ [esp + 8] ; - position for insert
DstMax equ [esp + 4] ; - maximum Dst length(exclude terminating null)
SrcCount equ [esp - 4]
DstCount equ [esp - 8]
TmpBuf equ [esp - 12] ; - temporary buffer
mov edi, Src
mov ecx, -1
xor eax, eax
repne scasb
mov eax, -2
sub eax, ecx
mov SrcCount, eax
mov edi, Dst
add edi, Pos
mov ecx, -1
xor eax, eax
repne scasb
mov eax, -2
sub eax, ecx
inc eax
mov DstCount, eax
mov ecx, eax
add ecx, SrcCount
add ecx, Pos
mcall SF_SYS_MISC,SSF_MEM_ALLOC
mov TmpBuf, eax
mov esi, Dst
mov edi, TmpBuf
mov ecx, Pos
mov edx, ecx
rep movsb
mov esi, Src
mov edi, TmpBuf
add edi, Pos
mov ecx, SrcCount
add edx, ecx
rep movsb
mov esi, Pos
add esi, Dst
mov ecx, DstCount
add edx, ecx
rep movsb
mov esi, TmpBuf
mov edi, Dst
; ecx = MIN(edx, DstSize)
cmp edx, DstMax
sbb ecx, ecx
and edx, ecx
not ecx
and ecx, DstMax
add ecx, edx
mov eax, ecx ; return total length
rep movsb
mov ecx, TmpBuf
mcall SF_SYS_MISC,SSF_MEM_FREE
ret 16
restore Dst
restore Src
restore Pos
restore DstSize
restore TmpBuf
restore SrcCount
restore DstCount
;----------------------------------------
edit_box_key.ctrl_x:
test word ed_flags,ed_shift_on
jz edit_box.editbox_exit
push dword 'X' ; this value need below to determine which action is used
jmp edit_box_key.ctrl_c.pushed
edit_box_key.ctrl_c:
test word ed_flags,ed_shift_on
jz edit_box.editbox_exit
push dword 'C' ; this value need below to determine which action is used
.pushed:
; add memory area
mov ecx,ed_size
add ecx,3*4
mcall SF_SYS_MISC,SSF_MEM_ALLOC
; building the clipboard slot header
xor ecx,ecx
mov [eax+4],ecx ; type 'text'
inc ecx
mov [eax+8],ecx ; cp866 text encoding
mov ecx,ed_pos
movzx ebx,word ed_shift_pos
sub ecx,ebx
.abs: ; make ecx = abs(ecx)
neg ecx
jl .abs
add ecx,3*4
mov [eax],ecx
sub ecx,3*4
mov edx,ed_pos
movzx ebx,word ed_shift_pos
cmp edx,ebx
jle @f
mov edx,ebx
@@:
; copy data
mov esi,ed_text
add esi,edx
push edi
mov edi,eax
add edi,3*4
cld
rep movsb
pop edi
; put slot to the kernel clipboard
mov edx,eax
mov ecx,[edx]
push eax
mcall SF_CLIPBOARD,SSF_WRITE_CB
pop ecx
; remove unnecessary memory area
mcall SF_SYS_MISC,SSF_MEM_FREE
.exit:
pop eax ; determine current action (ctrl+X or ctrl+C)
cmp eax, 'X'
je edit_box_key.delete
jmp edit_box.editbox_exit
edit_box_key.ctrl_v:
mcall SF_CLIPBOARD,SSF_GET_SLOT_COUNT
; no slots of clipboard ?
test eax,eax
jz .exit
; main list area not found ?
inc eax
test eax,eax
jz .exit
sub eax,2
mov ecx,eax
mcall SF_CLIPBOARD,SSF_READ_CB
; main list area not found ?
inc eax
test eax,eax
jz .exit
; error ?
sub eax,2
test eax,eax
jz .exit
inc eax
; check contents of container
mov ebx,[eax+4]
; check for text
test ebx,ebx
jnz .no_valid_text
mov ebx,[eax+8]
; check for cp866
cmp bl,1
jnz .no_valid_text
; if something selected then need to delete it
test word ed_flags,ed_shift_on
jz .selected_done
push eax; dummy parameter ; need to
push dword .selected_done ; correctly return
pushad ; from edit_box_key.delete
jmp edit_box_key.delete
.selected_done:
mov ecx,[eax]
sub ecx,3*4
push ecx
; in ecx size of string to insert
add ecx,ed_size
mov edx,ed_max
cmp ecx,edx
jb @f
mov ecx,edx
@@:
mov esi,eax
add esi,3*4
push eax edi
;---------------------------------------;
mov ed_size,ecx
push dword ed_text ; Dst
push esi ; Src
push dword ed_pos ; Pos in Dst
push dword ed_max ; DstMax
call StrInsert
;---------------------------------------;
; mov edi,ed_text
; cld
;@@:
; lodsb
; cmp al,0x0d ; EOS (end of string)
; je .replace
; cmp al,0x0a ; EOS (end of string)
; jne .continue
;.replace:
; mov al,0x20 ; space
;.continue:
; stosb
; dec ecx
; jnz @b
pop edi eax
;move cursor to the end of the inserted string
pop ecx
add ecx,ed_pos
cmp ecx,ed_max
jbe @f
mov ecx,ed_max
@@:
mov ed_pos, ecx
.no_valid_text:
; remove unnecessary memory area
mov ecx,eax
mcall SF_SYS_MISC,SSF_MEM_FREE
.exit:
jmp edit_box.draw_bg_cursor_text
edit_box_key.ctrl_a:
mov eax,ed_size
mov ed_pos,eax
xor eax,eax
mov ed_shift_pos,eax
or word ed_flags,ed_shift_bac+ed_shift_on
jmp edit_box.draw_bg_cursor_text
;==========================================================
;=== ®¡à ¡®âª  ¬ëè¨ =======================================
;==========================================================
;save for stdcall ebx,esi,edi,ebp
align 16
edit_box_mouse:
pushad
mov edi,[esp+36]
test word ed_flags,ed_disabled
jnz edit_box.editbox_exit
;----------------------------------------------------------
;--- ¯®«ãç ¥¬ á®áâ®ï­¨¥ ª­®¯®ª ¬ëè¨ -----------------------
;----------------------------------------------------------
mcall SF_MOUSE_GET,SSF_BUTTON
;----------------------------------------------------------
;--- ¯à®¢¥à塞 á®áâ®ï­¨¥ ----------------------------------
;----------------------------------------------------------
test eax,1
jnz edit_box_mouse.mouse_left_button
and word ed_flags,ed_mouse_on_off
mov ebx,ed_mouse_variable
push 0
pop dword [ebx]
jmp edit_box.editbox_exit
.mouse_left_button:
;----------------------------------------------------------
;--- ¡«®ª¨à®¢ª  ®â 䮪ãá¨à®¢ª¨ ¢ ¤àã£¨å ¡®ªá å ¯à¨ ¯®¯ ¤ ­¨¨ ­  ­¨å ªãàá®à 
;----------------------------------------------------------
mov eax,ed_mouse_variable
push dword [eax]
pop eax
test eax,eax
jz @f
cmp eax,edi
je @f
jmp edit_box_mouse._blur
;----------------------------------------------------------
;--- ¯®«ãç ¥¬ ª®®à¤¨­ âë ¬ëè¨ ®â­®á¨â¥«ì­® 0 â.¥ ¢á¥© ®¡« á⨠íªà ­ 
;----------------------------------------------------------
@@:
mcall SF_MOUSE_GET,SSF_WINDOW_POSITION
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;”ã­ªæ¨ï ®¡à ¡®âª¨ ¬ë誨 ¯®«ã祭¨¥ ª®®à¤¨­ â ¨ ¯à®¢¥àª  ¨å + ¢ë¤¥«¥­¨ï
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; <20>¥ 㤥ন¢ ¥¬ «¨ ¬ë ª« ¢¨èã ¬ë誨, ¯¥à¥¬¥é ï ªãàá®à?
test word ed_flags,ed_mouse_on
jne edit_box_mouse.mouse_wigwag
; ¯à®¢¥à塞, ¯®¯ ¤ ¥â «¨ ªãàá®à ¢ edit box
mov ebx,ed_top
cmp ax,bx
jl edit_box_mouse._blur
add ebx,ed_height
cmp ax,bx
jg edit_box_mouse._blur
shr eax,16
mov ebx,ed_left
cmp ax,bx
jl edit_box_mouse._blur
add ebx,ed_width
cmp ax,bx
jg edit_box_mouse._blur
; ¨§¬¥­ï¥¬ ¯®§¨æ¨î ªãàá®à 
push eax
mov ebp,ed_color
call edit_box.clear_cursor
pop eax
edit_box_mouse._mvpos:
xor edx,edx
sub eax,ed_left
div word ed_char_width
add eax,ed_offset
cmp eax,ed_size
jna edit_box_mouse._mshift
mov eax,ed_size
edit_box_mouse._mshift:
; ᥪæ¨ï ®¡à ¡®âª¨ shift ¨ ¢ë¤¥«¥­¨ï ¯® shift
test word ed_flags,ed_shift_bac
je @f
mov ebp,ed_color
movzx ebx, word ed_shift_pos
push eax
call edit_box_key.sh_cl_
and word ed_flags,ed_shift_bac_cl
pop eax
@@:
test word ed_flags,ed_mouse_on
jne @f
mov ed_shift_pos,ax
or word ed_flags,ed_mouse_on
mov ed_pos,eax
mov ebx,ed_mouse_variable
push edi
pop dword [ebx]
bts word ed_flags,1
call edit_box.draw_bg
jmp edit_box_mouse.m_sh
@@: cmp ax,ed_shift_pos
je edit_box.editbox_exit
mov ed_pos,eax
call edit_box.draw_bg
mov ebp,shift_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
or word ed_flags,ed_mous_adn_b
edit_box_mouse.m_sh:
call edit_box.draw_text
call edit_box.draw_cursor
; ¯à®æ¥¤ãà  ãáâ ­®¢ª¨ 䮪ãá 
jmp edit_box_mouse.drc
edit_box_mouse._remove_selection:
and word ed_flags,ed_shift_cl
jmp edit_box.draw_bg_cursor_text
edit_box_mouse._blur:
test word ed_flags,ed_always_focus
jne edit_box_mouse._remove_selection
btr word ed_flags, bsf ed_focus ;if focused then remove focus, otherwise exit
jnc edit_box_mouse._remove_selection
mov ebp,ed_color
call edit_box.clear_cursor
edit_box_mouse.drc:
call edit_box.draw_border
jmp edit_box_mouse._remove_selection
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;Ž¡é¨¥ ä㭪樨 ®¡à ¡®âª¨
;----------------------------------------------------------
;--- ¯à®æ¥¤ãà  ¯à®à¨á®¢ª¨ ¢ë¤¥«¥­­®© ç á⨠----------------
;----------------------------------------------------------
edit_box.draw_shift:
test word ed_flags,ed_shift_bac ;ãáâ ­®¢ª  ä« £ , ¢ë¤¥«¥­­®© ®¡« áâ¨
jz @f
mov ebp,shift_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
@@: ret
;----------------------------------------------------------
;--- ¯à®æ¥¤ãà  ¯à®à¨á®¢ª¨ ⥪áâ  --------------------------
;----------------------------------------------------------
edit_box.draw_text:
call edit_box.get_n
mov esi,ed_size
sub esi,ed_offset
cmp eax,esi
jae @f
mov esi,eax
@@:
test esi,esi
jz @f
mov eax,SF_DRAW_TEXT
mov ebx,ed_left
add ebx,2
shl ebx,16
add ebx,ed_top
add ebx,3
mov ecx,ed_text_color
test dword ed_flags,ed_pass
jnz .password
mov edx,ed_text
add edx,ed_offset
mcall
@@:
ret
.password:
mov ebp,esi
mov esi,1
mov edx,txt_pass
@@:
mcall
rol ebx,16
add ebx,ed_char_width
rol ebx,16
dec ebp
jnz @b
ret
txt_pass db '*'
;----------------------------------------------------------
;--- ¯à®æ¥¤ãà  ¯à®à¨á®¢ª¨ ä®­  ----------------------------
;----------------------------------------------------------
edit_box.draw_bg:
mov ebx,ed_left
inc ebx
shl ebx,16
add ebx,ed_width
dec ebx
mov edx,ed_color
test word ed_flags, ed_disabled
jz edit_box.draw_bg_eax
mov edx, 0xCACACA ; TODO: add disabled_color field to editbox struct
edit_box.draw_bg_eax:
mov ecx,ed_top
inc ecx
shl ecx,16
add ecx,ed_height
mcall SF_DRAW_RECT
ret
;----------------------------------------------------------
;--- ¯à®æ¥¤ãà  ¯®«ã祭¨ï ª®«¨ç¥á⢠ ᨬ¢®«®¢ ¢ ⥪ã饩 è¨à¨­¥ ª®¬¯®­¥­â 
;----------------------------------------------------------
align 4
edit_box.get_n:
mov eax,ed_width
sub eax,4
xor edx,edx
cmp word ed_char_width,0
jne @f
xor eax,eax
ret
@@:
div word ed_char_width
ret
;----------------------------------------------------------
;------------------ Draw Cursor Procedure -----------------
;----------------------------------------------------------
; in: ebp = Color
edit_box.clear_cursor:
movzx ebx, word cl_curs_x
cmp ebx, ed_left ;¯®¯ ¤ ¥â «¨ ªãàá®à ⥪á⮢®¥ ¯®«¥?
jle @f
mov edx, ebp
movzx ecx, word cl_curs_y
cmp ecx, ed_top
jg edit_box.draw_curs
@@:
ret
edit_box.draw_cursor:
mov edx, ed_text_color
mov eax, ed_pos
sub eax, ed_offset
mul dword ed_char_width
mov ebx, eax
add ebx, ed_left
inc ebx
mov ecx, ed_top
add ecx, 2
mov cl_curs_x, bx
mov cl_curs_y, cx
edit_box.draw_curs:
mov eax, ebx
shl ebx, 16
or ebx, eax
mov eax, ecx
shl ecx, 16
or ecx, eax
add ecx, ed_height
sub ecx, 3
mcall SF_DRAW_LINE
ret
;----------------------------------------------------------
;--- ¯à®æ¥¤ãà  à¨á®¢ ­¨ï à ¬ª¨ ----------------------------
;----------------------------------------------------------
edit_box.draw_border:
test word ed_flags,ed_focus
mov edx,ed_focus_border_color
jne @f
mov edx,ed_blur_border_color
@@:
;mov edx,$808080
mov ebx,ed_left
mov eax,ebx
shl ebx,16
add ebx,eax
;add ebx,ed_width
mov ecx,ed_top
mov eax,ecx
shl ecx,16
add ecx,eax
push ecx
inc ecx
add ecx,ed_height
mcall SF_DRAW_LINE ; left
xchg ecx,[esp]
add ebx,ed_width
mcall ; top
;or edx,-1
pop ecx
push cx
push cx
push ebx
push bx
push bx
pop ebx
mcall ; right
pop ebx
pop ecx
mcall ; bottom
ret
;----------------------------------------------------------
;--- ¯à®¢¥àª , § è¥« «¨ ªãàá®à §  £à ­¨æë ¨, ¥á«¨ ­ ¤®, ---
;--- ¨§¬¥­ï¥¬ ᬥ饭¨¥ ------------------------------------
;--- ¥á«¨ ᬥ饭¨¥ ¡ë«®, ãáâ ­®¢ª  ä« £  ed_offset_cl, ¨­ ç¥,
; ¥á«¨ ­¨ç¥£® ­¥ ¨§¬¥­¨«®áì, â® ¢ëáâ ¢«¥­¨¥ ed_offset_fl
; ¢ ®¡é¥© ¡¨â®¢®© ¬ âà¨æ¥ á®áâ®ï­¨ï ª®¬¯®­¥­â®¢ word ed_flags
;----------------------------------------------------------
edit_box.check_offset:
pushad
mov ecx,ed_pos
mov ebx,ed_offset
cmp ebx,ecx
ja edit_box.sub_8
push ebx
call edit_box.get_n
pop ebx
mov edx,ebx
add edx,eax
inc edx ;­¥®¡å®¤¨¬® ¤«ï ­®à¬ «ì­®£® ¯®«®¦¥­¨ï ªãàá®à  ¢ ªà ©­¥© «¥¢®© ¯®§¨æ¨¨
cmp edx,ecx
ja @f
mov edx,ed_size
cmp edx,ecx
je edit_box.add_end
sub edx,ecx
cmp edx,8
jbe edit_box.add_8
add ebx,8
jmp edit_box.chk_d
@@: or word ed_flags,ed_offset_fl
popad
ret
edit_box.sub_8:
test ecx,ecx
jz @f
sub ebx,8 ;ebx=ed_offset
ja edit_box.chk_d
@@:
xor ebx,ebx
jmp edit_box.chk_d
edit_box.add_end:
sub edx,eax
mov ebx,edx
jmp edit_box.chk_d
edit_box.add_8:
add ebx,edx
edit_box.chk_d:
mov ed_offset,ebx
call edit_box.draw_bg
and word ed_flags,ed_offset_cl
popad
ret
align 4
proc edit_box_set_text, edit:dword, text:dword
pushad
mov edi,[edit]
mov ecx,ed_max
inc ecx
mov edi,[text]
xor al,al
cld
repne scasb
mov ecx,edi
mov edi,[edit]
mov esi,[text]
sub ecx,esi
dec ecx
mov ed_size,ecx
mov ed_pos,ecx
and word ed_flags,ed_shift_cl
mov edi,ed_text
repne movsb
mov byte[edi],0
popad
ret
endp
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;”㭪樨 ¤«ï à ¡®âë á key
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;Ž¡à ¡®âª  Shift ¤«ï á­ïâ¨ï ¢ë¤¥«¥­¨ï ­¥¨§¢¥áâ­®© ®¡« áâ¨
edit_box_key.shift:
call edit_box.draw_bg
test word ed_flags,ed_shift
je edit_box_key.f_exit
mov ebp,shift_color
or word ed_flags,ed_shift_bac ;ãáâ ­®¢ª  ä« £ , ¢ë¤¥«¥­­®© ®¡« áâ¨
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
jmp edit_box.draw_cursor_text
edit_box_key.f_exit:
call edit_box.check_offset
and word ed_flags,ed_shift_cl
call edit_box_key.enable_null
jmp edit_box.draw_cursor_text
edit_box_key.sh_cl_:
;®¡à ¡®âª  ®ç¨á⪨, ¯à¨ «¥¢®¬ - ¯à ¢®¬ ¤¢¨¦¥­¨¨ ¢ë¤¥«¥­¨ï
;¤«ï ®¡à ¡®âª¨ á­ïâ¨ï ¢ë¤¥«¥­¨ï
;¢å®¤­ë¥ ¯ à ¬¥âàë ebp=color ebx=ed_shift_pos
mov eax,ed_pos
cmp eax,ebx
jae edit_box_key.sh_n
push eax ;¬¥­ì襥 ¢ eax
push ebx ;¡®«ì襥
jmp edit_box_key.sh_n1
edit_box_key.sh_n:
push ebx
push eax
edit_box_key.sh_n1:
call edit_box.check_offset
call edit_box.get_n
mov edx,eax ;size of ed_box
mov ecx,ed_offset
add eax,ecx ;eax = w_off= ed_offset+width
mov edx,eax ;save
pop ebx ;¡®«ì襥
pop eax ;¬¥­ì襥
cmp eax,ecx ;áà ¢­¥­¨¥ ¬¥­ì襣® á offset.
jae edit_box_key.f_f ;¥á«¨ ¡®«ìè¥
xor eax,eax
cmp edx,ebx ;cà ¢­¨¬ à §¬¥à w_off á ¡®«ì訬
jnb @f
mov ebx,edx
@@:
sub ebx,ecx
jmp edit_box_key.nxt_f
edit_box_key.f_f:
sub eax,ecx
cmp edx,ebx ;cà ¢­¨¬ à §¬¥à w_off á ¡®«ì訬
jle @f
sub ebx,ecx
sub ebx,eax
jmp edit_box_key.nxt_f
@@: mov ebx,edx
sub ebx,ecx
sub ebx,eax
edit_box_key.nxt_f:
mul dword ed_char_width
xchg eax,ebx
mul dword ed_char_width
add ebx,ed_left
inc ebx
shl ebx,16
inc eax
mov bx, ax
mov edx,ebp ;shift_color
call edit_box.draw_bg_eax
jmp edit_box_key.enable_null
;“áâ ­®¢ª - á­ï⨥ ¢ë¤¥«¥­¨ï ¢ ®¤¨­ ᨬ¢®«
edit_box_key.drw_sim:
mov eax,ed_pos
call edit_box_key.draw_rectangle
jmp edit_box_key.enable_null
;”ã­ªæ¨ï ãáâ ­®¢ª¨ ¢ë¤¥«¥­¨ï ¯à¨ ¤¢¨¦¥­¨¨ ¢«¥¢® ¨ ¢¯à ¢® ¨ ­ ¦ â¨¨ shift
edit_box_key.draw_wigwag:
mov ebp,shift_color
call edit_box.clear_cursor
or word ed_flags,ed_shift_bac ;ãáâ ­®¢ª  ä« £  ¢ë¤¥«¥­­®© ®¡« áâ¨
mov ebp,shift_color
mov eax,ed_pos
test word ed_flags,ed_left_fl
jnz edit_box_key.draw_rectangle
dec eax
jmp edit_box_key.draw_rectangle
;”ã­ªæ¨ï 㤠«¥­¨ï ¢ë¤¥«¥­¨ï ¯à¨ ¤¢¨¦¥­¨¨ ¢«¥¢® ¨ ¢¯à ¢® ¨ ­ ¦ â¨¨ shift
edit_box_key.draw_wigwag_cl:
mov ebp,ed_color
call edit_box.clear_cursor
mov ebp,ed_color
mov eax,ed_pos
test word ed_flags,ed_left_fl
jnz edit_box_key.draw_rectangle
dec eax
jmp edit_box_key.draw_rectangle
;¢å®¤­®© ¯ à ¬¥âà ebx - ed_pos
edit_box_key.sh_first_sh:
test word ed_flags,ed_shift
je @f
mov ed_shift_pos_old,bx
test word ed_flags,ed_shift_on
jne @f
mov ed_shift_pos,bx
or word ed_flags,ed_shift_on
@@: ret
;Ž¡à ¡®âª  ªà ©­¨å ¯®«®¦¥­¨© ¢ editbox ¯à¨ ­ ¦ â®¬ shift
;¯à®¨§¢®¤¨â á­ï⨥ ¢ë¤¥«¥­¨ï, ¥á«¨ ­¥â shift
;¨­ ç¥ ¢®®¡é¥ ¢ë室¨â
edit_box_key.sh_st_of:
test word ed_flags,ed_shift
jne @f
test word ed_flags,ed_shift_bac
je @f
call edit_box.draw_bg
mov ebp,ed_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_ ;®ç¨á⪠ ¢ë¤¥«¥­®£® äà £¬¥­â 
and word ed_flags,ed_shift_cl ; ®ç¨á⪠ ®â ⮣®, çâ® ã¡à «¨ ¢ë¤¥«¥­¨¥
jmp edit_box.draw_cursor_text
@@: and word ed_flags,ed_shift_off
popad
ret 4
;¯à®¢¥àª  á®áâ®ï­¨ï shift, ¡ë« «¨ ®­ ­ ¦ â à ­ìè¥?
edit_box_key.sh_enable:
test word ed_flags,ed_shift
jne edit_box_key.sh_ext_en ;­ à¨á®¢ âì § ªà è¥­­ë© ¯àאַ㣮«ì­¨ª
test word ed_flags,ed_shift_bac
je @f
call edit_box.check_offset
mov ebp,ed_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_ ;®ç¨á⪠ ¢ë¤¥«¥­­®£® äà £¬¥­â 
call edit_box_key.draw_wigwag_cl
and word ed_flags,ed_shift_cl ; 1¢ à ­¥ ­ã¦­®
ret
@@: mov ebp,ed_color
call edit_box.clear_cursor
jmp edit_box.check_offset
edit_box_key.sh_ext_en:
call edit_box.check_offset
test word ed_flags,ed_offset_fl
je @f
;<3B>¨á®¢ ­¨¥ § ªà è¥­­ëå ¯àאַ㣮«ì­¨ª®¢ ¨ ¨å ®ç¨á⪠
movzx eax, word ed_shift_pos
mov ebx,ed_pos
movzx ecx, word ed_shift_pos_old
;¯à®¢¥àª  ¨ à¨á®¢ ­¨¥ § ªà è¥­­ëå ®¡« á⥩
cmp eax,ecx
je edit_box_key.1_shem
jb edit_box_key.smaller
cmp ecx,ebx
ja edit_box_key.1_shem
call edit_box_key.draw_wigwag_cl ;clear
jmp edit_box_key.sh_e_end
edit_box_key.smaller:
cmp ecx,ebx
jb edit_box_key.1_shem
call edit_box_key.draw_wigwag_cl ;clear
jmp edit_box_key.sh_e_end
edit_box_key.1_shem:
call edit_box_key.draw_wigwag
edit_box_key.sh_e_end:
and word ed_flags,ed_shift_off
ret
@@: mov ebp,shift_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
jmp edit_box_key.sh_e_end
;äã­ªæ¨ï ¤«ï ®¡à ¡®âª¨ shift ¯à¨ ­ ¦ â¨¨ home and end
edit_box_key.sh_home_end:
mov ebp,ed_color
call edit_box.clear_cursor
test word ed_flags,ed_shift_bac
je @f
mov ebp,ed_color
movzx ebx, word ed_shift_pos_old
call edit_box_key.sh_cl_
@@:
test word ed_flags,ed_shift
je edit_box_key.sh_exit_ ;¢ë©â¨
mov ebp,shift_color
movzx ebx, word ed_shift_pos
call edit_box_key.sh_cl_
or word ed_flags,ed_shift_bac ;ãáâ ­®¢ª  ä« £ , ¢ë¤¥«¥­­®© ®¡« áâ¨
jmp edit_box_key.sh_e_end
edit_box_key.sh_exit_:
call edit_box.draw_bg
jmp edit_box.check_offset
;äã­ªæ¨ï ¢­¥á¥­¨ï 0 ¯®  ¤à¥áã ed_size+1
edit_box_key.enable_null:
pusha
mov eax,ed_size
mov ebx,ed_text
test eax,eax
add eax,ebx
jne @f
inc eax
@@: xor ebx,ebx
mov [eax],bl
popad
ret
;- 㤠«¥­¨¥ ᨬ¢®« 
;‚室­ë¥ ¤ ­­ë¥ edx=ed_size;ecx=ed_pos
edit_box_key.del_char:
mov esi,ed_text
test word ed_flags,ed_shift_on
je @f
movzx eax, word ed_shift_pos
mov ebx,esi
cmp eax,ecx
jae edit_box_key.dh_n
mov ed_pos,eax ;çâ®¡ë ­¥ ¡ë«® ã¡¥£ ­¨ï ªãàá®à 
mov ebp,ecx
sub ebp,eax
add ebx,eax ;eax ¬¥­ìè¥
sub edx,ecx
add esi,ecx
mov ed_shift_pos,bp
jmp edit_box_key.del_ch_sh
edit_box_key.dh_n:
mov ebp,eax
sub ebp,ecx
add ebx,ecx
sub edx,eax
add esi,eax
mov ed_shift_pos,bp
jmp edit_box_key.del_ch_sh
@@: add esi,ecx ;㪠§ â¥«ì + ᬥ饭¨¥ ª ॠ«ì­®¬ã ¡ãä¥àã
mov ebx,esi
inc esi
cld
sub edx,ecx
edit_box_key.del_ch_sh:
push edi
mov edi,ebx
@@:
lodsb
stosb
dec edx
jns @b
pop edi
ret
;¢ëç¨á«¨âì § ªà è¨¢ ¥¬ãî ®¡« áâì
;ᮣ« è¥­¨¥ ¢ ebp - ¯¥à¥¤ ¥âáï ed_size
edit_box_key.clear_bg:
call edit_box.get_n ;¯®«ãç¨âì à §¬¥à ¢ ᨬ¢®« å è¨à¨­ë ª®¬¯®­¥­â 
push eax
mov ebx,ed_offset
add eax,ebx ;eax = w_off= ed_offset+width
mov ebx,ebp ;ed_size
cmp eax,ebx
jb @f
mov eax,ed_pos
sub ebx,eax
mov ecx,ed_offset
sub eax,ecx
jmp edit_box_key.nxt
@@: mov ebx,ed_pos
push ebx
sub eax,ebx
mov ebx,eax ;It is not optimal
pop eax ;ed_pos
mov ecx,ed_offset
sub eax,ecx
edit_box_key.nxt:
mov ebp,eax ;¯à®¢¥àª  ­  ¢ë室 § ªà è¨¢ ¥¬®© ®¡« á⨠§  ¯à¥¤¥«ë ¤«¨­ë
add ebp,ebx
pop edx
cmp ebp,edx
je @f
inc ebx
@@:
mul dword ed_char_width
xchg eax,ebx
mul dword ed_char_width
add ebx,ed_left
inc ebx
shl ebx,16
inc eax
mov bx, ax
mov edx,ed_color
jmp edit_box.draw_bg_eax
;;;;;;;;;;;;;;;;;;;
;;; Ž¡à ¡®âª  ¯à¨¬¨â¨¢®¢
;;;;;;;;;;;;;;;;;;;;
;<3B> à¨á®¢ âì ¯àאַ㣮«ì­¨ª, 梥⠯¥à¥¤ ¥âáï ¢ ebp
;¢å®¤­ë¥ ¯ à ¬¥âàë:
;eax=dword ed_pos
;ebp=-梥â ed_color or shift_color
edit_box_key.draw_rectangle:
sub eax,ed_offset
mul dword ed_char_width
add eax,ed_left
inc eax
shl eax,16
add eax,ed_char_width
mov ebx,eax
mov edx,ebp
jmp edit_box.draw_bg_eax
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;”㭪樨 ¤«ï à ¡®âë á mouse
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
edit_box_mouse.mouse_wigwag:
push eax
call edit_box.draw_bg
call edit_box.draw_shift
pop eax
or word ed_flags,ed_shift_bac+ed_shift_on+ed_shift
;Ž¡à ¡®âª  ¯®«®¦¥­¨ï ¢ë¤¥«¥­­®£® ⥪áâ , ª®£¤  ¯à®¨á室¨â ¢ë室 §  ¯à¥¤¥«ë editbox
test eax,eax
js edit_box_mouse.mleft
shr eax,16
sub eax,ed_left
jc edit_box_mouse.mleft
cmp ed_width,eax
jc edit_box_mouse.mright
xor edx,edx
div word ed_char_width
;Ž¡à ¡®âª  ¯®«®¦¥­¨ï ¢ë¤¥«¥­­®£® ⥪áâ , ¢ ¯à¥¤¥« å ®¡« á⨠editbox
;<3B>®«ã稫¨ ª®®à¤¨­ âë ¢ eax ¬ë誨, â.¥. ªã¤  ®­  ¯¥à¥¬¥á⨫ áì
;<3B>¨á®¢ ­¨¥ § ªà è¥­­ëå ¯àאַ㣮«ì­¨ª®¢ ¨ ¨å ®ç¨á⪠
add eax,ed_offset
cmp eax,ed_size
ja edit_box_mouse.mwigvag
edit_box_mouse.mdraw:
mov ed_pos,eax
;<3B>¨á®¢ ­¨¥ § ªà è¥­­ëå ¯àאַ㣮«ì­¨ª®¢ ¨ ¨å ®ç¨á⪠
movzx ecx, word ed_shift_pos
movzx ebx, word ed_shift_pos_old
mov ed_shift_pos_old,ax
;¯à®¢¥àª  ¨ à¨á®¢ ­¨¥ § ªà è¥­­ëå ®¡« á⥩
cmp ecx,ebx
je edit_box_mouse.m1_shem ;¤¢¨¦¥­¨ï ­¥ ¡ë«® à ­¥¥
jb edit_box_mouse.msmaller ;¡ë«® ¤¢¨¦¥­¨¥ ->
cmp ebx,eax
ja edit_box_mouse.m1_shem ;¡ë«® ¤¢¨¦¥­¨¥ <-
je edit_box_mouse.mwigvag
mov ebp,ed_color
call edit_box_key.sh_cl_ ;®ç¨áâ¨âì ®¡« áâì c ed_pos ed_shift_pos_old
jmp edit_box_mouse.mwigvag
edit_box_mouse.msmaller:
cmp ebx,eax
jb edit_box_mouse.m1_shem
mov ebp,ed_color
call edit_box_key.sh_cl_
jmp edit_box_mouse.mwigvag
edit_box_mouse.m1_shem:
mov ebp,shift_color
mov ebx,ecx
call edit_box_key.sh_cl_
edit_box_mouse.mwigvag:
and word ed_flags,ed_shift_mcl
jmp edit_box.draw_cursor_text
edit_box_mouse.mleft:
mov eax,ed_pos
cmp eax,0
jbe edit_box_mouse.mwigvag
dec eax
call edit_box.check_offset
push eax
movzx ebx, word ed_shift_pos
mov ebp,shift_color
call edit_box_key.sh_cl_
pop eax
jmp edit_box_mouse.mdraw
edit_box_mouse.mright:
mov eax,ed_pos
mov ebx,ed_size
cmp eax,ebx
jae edit_box_mouse.mwigvag
inc eax
call edit_box.check_offset
movzx ebx, word ed_shift_pos
mov ebp,shift_color
push eax
call edit_box_key.sh_cl_
pop eax
jmp edit_box_mouse.mdraw
ed_struc_size=84