kolibrios/programs/system/calendar/trunk/calendar.asm

; Calendar for KolibriOS
;
; v1.5 - time redesign by Heavyiron
; v1.2 - v1.55 - new design and functionality by Leency
; v1.1 - add change time support by DedOK 
; v1.0 - written in pure assembler by Ivushkin Andrey aka Willow
; also - diamond, spraid, fedesco
;
; Created: November 1, 2004


use32

  org	 0x0

  db	 'MENUET01'
  dd	 0x01
  dd	 START
  dd	 I_END
  dd	 0x1000
  dd	 0x1000
  dd	 0x0
  dd	 0x0
include '..\..\..\macros.inc'
include 'lang.inc'
include 'data.inc'



macro ShowFocus field,reg
{
   local  .nofocus, .exit
     cmp  [focus],field
     jne  .nofocus
   if reg eq
     mov  ecx,COL_ACTIVE_TEXT
   else
     mov  reg,COL_ACTIVE_TEXT
   end if
     jmp  .exit
   .nofocus:
   if reg eq
     mov  ecx,COL_DROPDOWN_T
   else
     mov  reg,COL_DROPDOWN_T
   end if
   .exit:
}

macro GetSkinHeight
{
	mov  eax,48
	mov  ebx,4
	int 0x40
}

macro DrawRect color1,color2,color3,color4 ; pizdec... but optimized well
{
	; top border-outer
	push ebx
	push ecx
	mov eax,13
	mov bx,DATE_BUTTON_WIDTH
	mov edx,color1
	mov cx,1
	mcall
	; left border-outer
	mov bx,1
	mov cx,DATE_BUTTON_HEIGHT
	mcall
	; top border-inner
	mov edx,color2
	add ebx,1 shl 16
	add ecx,1 shl 16
	mov bx,DATE_BUTTON_WIDTH-1
	mov cx,1
	; left border-inner
	mcall
	mov bx,1
	mov cx,DATE_BUTTON_HEIGHT-2
	mcall
	; inner
	mov edx,color3
	add ebx,1 shl 16
	add ecx,1 shl 16
	mov bx,DATE_BUTTON_WIDTH-4
	mov cx,DATE_BUTTON_HEIGHT-3
	mcall
	; bottom border-inner
	mov edx,color4
	add ebx,DATE_BUTTON_WIDTH shl 16
	sub ebx,4 shl 16
	mov bx,1
	mov cx,DATE_BUTTON_HEIGHT-3
	mcall
	; right border-outer
	mov edx,color2
	add ebx,1 shl 16
	sub ecx,1 shl 16
	add cx,1
	mcall
	; right border-outer 2
	mov edx,color1
	add ebx,1 shl 16
	sub ecx,1 shl 16
	add cx,2
	add cx,1
	mcall
	; bottom border-outer
	mov edx,color2
	pop ecx
	pop ebx
	add ecx,DATE_BUTTON_HEIGHT shl 16
	sub ecx,1 shl 16
	add ebx,1 shl 16
	mov cx,1
	mcall
	; bottom border-outer 2
	mov edx,color1
	add ecx,1 shl 16
	mcall
	add ebx,1 shl 16
	sub ecx,1 shl 16
	; left border-outer
	mov edx,color4
	add ebx,1 shl 16
	sub ecx,1 shl 16
	sub bx,2
	mcall 
}


str2int:
    xor  eax,eax
    lodsb
    mov  ebx,eax
    shr  ebx,4
    and  eax,0xf
    imul ebx,10
    add  al,bl
    ret

get_current_date:
    mcall 29
    mov  [datestr],eax
    mov  esi,datestr
    call str2int
    add  eax,1900
    mov  [curYear],eax
    call str2int
    dec  eax
    mov  [curMonth],eax
    call str2int
    mov  [curDay],eax
    test byte[esi],0
    jnz  .no2000
    add  [curYear],100
  .no2000:
ret

check_midnight:
    mov   ebx,[datestr]
    mcall 29
	cmp   eax,ebx
	je   end_check_midnight
	  call get_current_date
	  call draw_days
    end_check_midnight:
ret

;===============================================================

START:
    call get_current_date
	m2m [Year], [curYear]
	m2m [Month], [curMonth]
	m2m [day_sel], [curDay]
    call calculate
red:
    call define_window

still:

    mcall 23,50     ; wait here for event
  .evt:
    mov  ebp,[focus]
    cmp  eax,1
    je	 red
    cmp  eax,2
    je	 key
    cmp  eax,3
    je	 button

    call check_midnight
    call draw_clock

    jmp  still

  key:
    mcall 2		; get pressed key
    cmp  ah,9
    jne  no_tab
  .tab:
    cmp  ebp,FOCUSABLE
    JAE  foc_cycle
    inc  [focus]
  upd:
    call calculate
    jmp  red
  foc_cycle:
    mov  [focus],2
    jmp  upd
  no_tab:
    push eax
    shr  eax,8
    mov  ecx,12
    mov  edi,Fkeys
    repne scasb
    pop  eax
    jnz  .noFkey
    sub  edi,Fkeys+1
    mov  [Month],edi
    jmp  upd
  .noFkey:
    cmp  ebp,2
    jne  .nomonth
    cmp  ah,177
    je	 noclose.drop
    jmp  still
  .nomonth:
    cmp  ebp,3
    je	 noy_up.year_evt
    cmp  ebp,4
    jne  still
    mov  ebx,[day_sel]
    cmp  ah,176 	; left arrow
    jg	 still
    cmp  ah,179
    jl	 still
    shr  eax,8
    sub  eax,176
    movsx ecx,byte[day_bounds+eax*2]
    movzx eax,byte[day_bounds+eax*2+1]
    add  ecx,ebx
    test eax,eax
    jz	 .chk0
    cmp  ecx,eax
    ja	 still
  .ok:
    mov  [day_sel],ecx
    call draw_days
    jmp  still
  .chk0:
    cmp  ecx,eax
    jle  still
    jmp  .ok

day_bounds db -1,0,7,0,-7,0,1,0 ; left,down,up,right

  button:
    mcall 17
    movzx ebx,ah
    cmp  ah,200
    jbe  nodayselect
    sub  ah,200
    mov  byte[day_sel],ah
    cmp  ebp,5
    jne  .redraw
    call draw_days
    jmp  still
  .redraw:
    mov  [focus],4
    jmp  red
  nodayselect:
    cmp  ah,100
    jb	 no_list
    sub  ah,100
    mov  byte[Month],ah
    mov  [focus],2
    jmp  upd
  no_list:
    cmp  ah,1
    jne  noclose
  close:
    mcall -1		; clore programm

  noclose:

    cmp  ah,72
    je	 plus_he

    cmp  ah,73
    je	 plus_hd

    cmp  ah,74
    je	 minus_he

    cmp  ah,75
    je	 minus_hd

    cmp  ah,76
    je	 plus_me

    cmp  ah,77
    je	 plus_md

    cmp  ah,78
    je	 minus_me

    cmp  ah,79
    je	 minus_md

    cmp  ah,80
    je	 reset

    cmp  ah,81
    je	 set_date

    cmp  ah,2		; drop down list
    jne  no_dropdn
  .drop:
    mov  [focus],2
    cmp  [dropped],al	; ==0
    jne  red
    call draw_window
    mov  edx,1 shl 31+231
    mov  ecx,31
    mov  eax,8
  .bremove:
    mcall
    dec  edx
    loop .bremove
    call draw_dropdown
    jmp  still
  no_dropdn:
    cmp  ah,3		; year -1
    jne  noy_dn
  year_dec:
    dec  [Year]
    mov  [focus],3
    jmp  upd
  noy_dn:
    cmp  ah,4		; year+1
    jne  noy_up
  year_inc:
    inc  [Year]
    mov  [focus],3
    jmp  upd
  noy_up:
    cmp  ah,5
    jne  noy_click
    mov  [focus],3
    call draw_window
  .still:
    mcall 10
    cmp  eax,2
    jne  still.evt
    mcall 2
  .year_evt:
    cmp  ah,176
    je	 year_dec
    cmp  ah,179
    je	 year_inc
	
    mov  ebx,10
    cmp  ah,9
    je	 key.tab
    cmp  ah,8		; backspace
    jne  .nobsp
    mov  eax,[Year]
    xor  edx,edx
    div  ebx
  .ch_year:
    mov  [Year],eax
    call draw_year
    jmp  .still
  .nobsp:
    cmp  ah,13		; enter
    je	 upd
    cmp  ah,182
    jne  .noclear	; del
    xor  eax,eax
    jmp  .ch_year
  .noclear:
    cmp  ah,48
    jb	 .still
    cmp  ah,57
    ja	 .still
    cmp  [Year],1000
    jae  .still
    shr  eax,8
    lea  ecx,[eax-48]
    mov  eax,[Year]
    imul eax,ebx
    add  eax,ecx
    jmp  .ch_year
  noy_click:
    cmp  ah,10
    jne  START
    xor  [new_style],1
    jmp  upd

update_clock:
    mcall 22,0x00000000 
    call draw_clock	
    jmp  still

reset:
    mcall 3
    mov  ecx,eax
    shl  ecx,16
    shr  ecx,16
    jmp  update_clock

plus_hd:
    mcall 3
    mov  ecx,eax
    add  ecx,1
    jmp  update_clock

plus_he:
    mcall 3
    mov  ecx,eax
    add  ecx,16
    jmp  update_clock

minus_hd:
    mcall 3
    mov  ecx,eax
    sub  ecx,1
    jmp  update_clock

minus_he:
    mcall 3
    mov  ecx,eax
    sub  ecx,16
    jmp  update_clock

plus_md:
    mcall 3
    mov  ecx,eax
    add  ecx,256
    jmp  update_clock

plus_me:
    mcall 3
    mov  ecx,eax
    add  ecx,4096
    jmp  update_clock

minus_md:
    mcall 3
    mov  ecx,eax
    sub  ecx,256
    jmp  update_clock

minus_me:
    mcall 3
    mov  ecx,eax
    sub  ecx,4096
    jmp  update_clock

set_date:
    mov  eax,0x00000000
    mov ebx,[day_sel]
    call additem
    shl  eax,8
    mov  ebx,[Month]
    add  ebx,1
    call additem
    shl  eax,8
    mov  ebx,[Year]
    call additem
    mov  ecx,eax
    mcall 22,1
    jmp  START

additem:
    add  eax,1
    daa
    sub  ebx,1
    cmp  ebx,0
    jne  additem
    ret


;   *********************************************
;   *******	     DRAW WINDOW	  *******
;   *********************************************

draw_clock:

    mcall 3
    mov  ecx,eax
    mcall 47,0x00020100, ,195*65536+298,0x50CCCCCC,COL_TOOLBAR_BG

    shr  ecx,8
    add  edx,22*65536
    mcall

    shr  ecx,8
    add  edx,22*65536
    mcall
    ret

define_window:

    mcall 12,1
	mcall 48, 5	; GetClientTop, fix for case when @patel in the top
	shr ebx, 16
	mov ecx,ebx
	shl ecx,16
	cmp ecx,0
	jne  panel_top
	; panel bottom
	mcall 48,5 ;get screen size
	mov ecx, ebx
	sub ecx, WIN_H
	shl ecx, 16
panel_top:
	add ecx, WIN_H	 ; [y start] *65536 + [y size]
	mov ebx, eax
	sub eax, WIN_W
	shl ebx, 16
	add ebx, WIN_W	
    mcall 0,,,COL_WINDOW_BG, ,title ; define window
	mcall 12,2
	GetSkinHeight
	mov ecx, eax
	shl ecx, 16
	add ecx, 43
	mcall 13,B_WBAR_X, ,COL_TOOLBAR_BG ; draw toolbar background
	mcall 13,B_WBAR_X,BT_WBAR_Y,COL_TOOLBAR_BG ; draw toolbar background
	mcall 13,0*65536+B_WBAR_X,84*65536+199,0xE7E7E7
	
draw_window:
    call draw_clock
    call draw_week
    mcall 8,193*65536+8,285*65536+10,72,COL_TOOLBAR_BG
    mov  ebx,202*65536+8
    inc  edx ;73
    mcall
    mov  ebx,193*65536+8
    mov  ecx,315*65536+10
    inc  edx ;74
    mcall
    mov  ebx,202*65536+8
    inc  edx ;75
    mcall
    mov  ebx,215*65536+8
    mov  ecx,285*65536+10
    inc  edx ;76
    mcall
    mov  ebx,224*65536+8
    inc  edx ;77
    mcall
    mov  ebx,215*65536+8
    mov  ecx,315*65536+10
    inc  edx ;78
    mcall
    mov  ebx,224*65536+8
    inc  edx ;79
    mcall
    mov  ebx,25*65536+110
    mov  ecx,293*65536+22
    mov  esi,COL_TOOLBAR_BG
    mov  edx,81
    mcall

    mov  esi,COL_MONTH_YEAR_B	; new style
    mov  edx,10
    or	 edx,1 shl 29+1 shl 30
    mov  ebx,B_NS_X
    mov  ecx,B_NS_Y
    mcall
    add  edx,1-1 shl 29
    mov  ebx,B_TODAY_X+8*(today_end-today_msg)
    mov  ecx,B_TODAY_Y
    mcall
    mov  ecx,B_Y
    mov  ebx,B_MONTH_X
    mov  edx,2
    mcall
    mov  ebx,B_SPIN_X ; <
    inc  edx
    mcall
    add  ebx,55 shl 16 ; >
    inc  edx
    mcall
    call draw_days

	; draw text in window
    mcall 4,157*65536+301,0x80CCCCCC,sys_text
    mcall  ,211*65536+301,,separator
    mcall  ,233*65536+301
    mcall  ,185*65536+287, ,plus
    mcall  ,185*65536+317, ,minus
    mcall  , 35*65536+300,0x00CCCCCC,set_date_t,15 ;set date text

    mov  ecx,COL_GO_TODAY_T
    mov  edx,today_msg
    mov  ebx,B_TODAY
    mov  esi,today_end-today_msg
    mcall

    mov  ebx,B_SPIN
    mov  edx,spinner
    mov  esi,8
    mov  ecx,COL_DROPDOWN_T
    mcall

    mov  edx,[Month]
    movzx  esi,byte[month_name]
    imul edx,esi
    add  edx,month_name+1
    mov  ebx,B_MONTH
    ShowFocus 2
    mcall

    call draw_year
    mov  [dropped],0
    ret

draw_year:
    ShowFocus 3,esi
    mcall 47,0x40001,Year,B_YEAR
    ret

draw_dropdown:
    mov  [dropped],1
    push [Month]
    pop  [focus]
    add  [focus],100
    mov  ecx,12
    mov  edx,100
    push dword month_name+1
    push dword B_DROP
    push dword B_Y+16 shl 16
  .ddd_loop:
    mov  edi,edx
    push ecx
    mov  esi,COL_DROPDOWN_BG
    mcall 8,B_MONTH_X,[esp+4]
    mov eax,4
    mov  ebx,[esp+8]
    xchg edx,[esp+12]
    movzx esi,byte[month_name]
    ShowFocus edi
    mcall
    add  edx,esi
    xchg edx,[esp+12]
    add  dword[esp+8],16
    add  dword[esp+4],16 shl 16
    inc  edx
    pop  ecx
    loop .ddd_loop
    add  esp,12
    ret

draw_week:
    mov  eax,13
    mov  ebx,B_WBAR_X
    mov  ecx,B_WBAR_Y
    mov  edx,COL_WEEKDAY_BG
    mcall
    movzx esi,byte[week_days]
    movzx edi,byte[week_days+1]
    mov  ebx,B_WEEK
    mov  ecx,7
    mov  edx,week_days+2
    mov  eax,4
  .week:
    push ecx
    cmp  ecx,edi
    je	 .holiday
    mov  ecx,0x10000000
    jmp  .noholiday
  .holiday:
    mov  ecx,0x10cc1010
  .noholiday:
    mcall
    add  edx,esi
    add  ebx,B_WX_SHIFT
    pop  ecx
    loop .week
    ret

draw_days:
    call count_days
    cmp  ecx,[day_sel]
    jae  .ok
    mov  [day_sel],ecx
  .ok:
    mov  [number],0
    mov  eax,47
    mov  edx,B_DAYS_Y
    mov  ebx,0x10001
    mov  edi,[firstday]
    push ecx
  .dayloop:
    movzx edx,dx
    mov  esi,edi
    shl  esi,21
    lea  edx,[edx+esi+34 shl 16]
    mov  ecx,edi
    add  cl,[week_days+1]
    cmp  ecx,7
    je	 .holiday
    mov  esi,0x10313138 ; COL_DATE_TEXT
    jmp  .noholiday
  .holiday:
    mov  esi,0x10cc1010
  .noholiday:
    mov  ecx,number
    inc  dword[ecx]
    pusha
    sub  edx,8 shl 16 + 8
    mov  ebx,edx
    mov  bx,DATE_BUTTON_WIDTH-1
    shrd ecx,edx,16
    mov  cx,DATE_BUTTON_HEIGHT-1
    mov  edx,[number]
    cmp  edx,[day_sel]
    je	 .draw_sel
    mov  esi,COL_DATE_BUTTONS
    jmp  .draw_but
.draw_sel:				    ;draw selected button
	add  edx,1 shl 30
	add  edx,200+1 shl 29
	mcall 8
    cmp  [focus],4
    jne  .not_active
	DrawRect COL_DATE_ACTIVE_1,COL_DATE_ACTIVE_2,COL_DATE_ACTIVE_3,COL_DATE_ACTIVE_4
	jmp .out
.not_active:
	DrawRect COL_DATE_INACTIVE_1,COL_DATE_INACTIVE_2,COL_DATE_INACTIVE_3,COL_DATE_INACTIVE_4
	jmp .out
.draw_but:				     ;draw non selected button
    add  edx,200+1 shl 29
    mcall 8
	DrawRect COL_DATE_1,COL_DATE_2,COL_DATE_3,COL_DATE_4
	mov eax,[Year]
	cmp [curYear],eax
	jne .out
	mov eax,[Month]
	cmp [curMonth],eax
	jne .out
	mov eax,[number]
	cmp [curDay],eax
	jne .out
	mov edx,0xff0000
	mov bx,DATE_BUTTON_WIDTH-1
	mov cx,3
	sub ebx,2 shl 16
	sub ecx,1 shl 16
	mcall 13
.out:
	mov	eax, [number]
	xor	edx, edx
	mov	ecx, 10
	div	ecx
	mov	[remainder], edx
	mov	[quotient],  eax
	popa

; first number
	mov	ecx,quotient
	mcall
	add	edx,1 shl 16
	mcall
; second number
	mov	ecx,remainder
	add	edx,8 shl 16
	mcall
	add	edx,1 shl 16
	mcall
	sub	edx,10 shl 16
	inc	edi
	cmp	edi,7
	jne	.nowrap
	xor	edi,edi
	add	dx,B_DAYS_SHIFT
.nowrap:
	dec	dword [esp]
	jnz	.dayloop
	pop	ecx
	ret

count_days:    ; ecx -days in month
    call is_leap_year
    mov  ecx,[Month]
    mov  eax,1
    movzx ecx,byte[day_count+ecx]
    add  ecx,28
    cmp  eax,[leap_year]
    jne  .noleap
    cmp  eax,[Month]
    jne  .noleap
    inc  ecx
  .noleap:
    mov  [day_bounds+3],cl
    mov  [day_bounds+7],cl
    ret

is_leap_year:
    mov  [leap_year],0
    mov  eax,[Year]
    mov  bl,100
    div  bl	     ; ah=Year mod 100, al=Year%100
    test ah,ah
    jz	.century
    shr  ax,8	     ; ax - last 2 digits
  .century:
    test al,11b
    jnz  .noleap
    inc  [leap_year]
  .noleap:
    ret

calculate:
    mov  ebx,[Year]
    mov  eax,[Month]
    sub  eax,2
    jge  .nojf
    dec  ebx
    add  eax,12
  .nojf:
    add  eax,4
    xor  edx,edx
    mov  ecx,153
    imul cx
    mov  ecx,5
    div  cx
    inc  eax
    mov  ecx,365
    imul ecx,ebx
    add  eax,ecx
    mov  ecx,ebx
    shr  ecx,2
    add  eax,ecx
    dec  eax
    add  eax,2
    xchg eax,ebx
    mov  ecx,100
    xor  edx,edx
    div  cx
    sub  ebx,eax
    shr  eax,2
    add  ebx,eax
    add  ebx,5
    mov  eax,ebx
    xor  edx,edx
    movzx ebx,byte[week_days+1]
    sub  eax,ebx
    inc  eax
    mov  ebx,7
    div  bx
    mov  [firstday],edx
    ret

I_END: