kolibrios/programs/aclock/trunk/aclock.asm

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; aclock 1.1
; Copyright (c) 2002 Thomas Mathys
; killer@vantage.ch
;
; This program is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 2 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program; if not, write to the Free Software
; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
bits 32
%include 'mos.inc'
section .text
;********************************************************************
; configuration stuff
;********************************************************************
%define APPNAME "AClock 1.1"
%define STACKSIZE 1024
; default window position/dimensions (work area)
%define DEFAULT_XPOS -20
%define DEFAULT_YPOS 20
%define DEFAULT_WIDTH 80
%define DEFAULT_HEIGHT 80
; minimal size (horizontal and vertical) of work area
%define MIN_WIDTH 80
%define MIN_HEIGHT 80
;********************************************************************
; header
;********************************************************************
MOS_HEADER01 main,image_end,memory_end,stacktop-4,cmdLine,0
; these includes introduce code and thus mustn't stand
; before the menuet header =)
%include 'dbgboard.inc'
%include 'strlen.inc'
%include 'str2dwrd.inc'
%include 'strtok.inc'
%include 'cmdline.inc'
%include 'adjstwnd.inc'
%include 'draw.inc'
;********************************************************************
; main program
;********************************************************************
main:
call getDefaultWindowColors
call parseCommandLine
; check minimal window dimensions
cmp dword [wndWidth],MIN_WIDTH
jae .widthok
mov dword [wndWidth],MIN_WIDTH
.widthok:
cmp dword [wndHeight],MIN_HEIGHT
jae .heightok
mov dword [wndHeight],MIN_HEIGHT
.heightok:
; adjust window dimensions
mov eax,ADJSTWND_TYPE_SKINNED
mov ebx,[wndXPos]
mov ecx,[wndYPos]
mov edx,[wndWidth]
mov esi,[wndHeight]
call adjustWindowDimensions
mov [wndXPos],ebx
mov [wndYPos],ecx
mov [wndWidth],edx
mov [wndHeight],esi
call drawWindow
.msgpump:
call drawClock
; wait up to a second for next event
mov eax,MOS_SC_WAITEVENTTIMEOUT
mov ebx,100
int 0x40
cmp eax,MOS_EVT_REDRAW
je .redraw
cmp eax,MOS_EVT_KEY
je .key
cmp eax,MOS_EVT_BUTTON
je .button
jmp .msgpump
.redraw:
call drawWindow
jmp .msgpump
.key:
mov eax,MOS_SC_GETKEY
int 0x40
jmp .msgpump
.button:
mov eax,MOS_SC_EXIT
int 0x40
jmp .msgpump
;********************************************************************
; get default window colors
; input : nothing
; output : wndColors contains default colors
; destroys : nothing
;********************************************************************
getDefaultWindowColors:
pushad
pushfd
mov eax,MOS_SC_WINDOWPROPERTIES
mov ebx,3
mov ecx,wndColors
mov edx,MOS_WNDCOLORS_size
int 0x40
popfd
popad
ret
;********************************************************************
; define and draw window
; input nothing
; output nothing
; destroys flags
;********************************************************************
align 4
drawWindow:
pusha
; start window redraw
mov eax,MOS_SC_REDRAWSTATUS
mov ebx,1
int 0x40
; create window
mov eax,MOS_SC_DEFINEWINDOW
mov ebx,[wndXPos]
shl ebx,16
or ebx,[wndWidth]
mov ecx,[wndYPos]
shl ecx,16
or ecx,[wndHeight]
mov edx,[wndColors+MOS_WNDCOLORS.work]
or edx,0x03000000
mov esi,[wndColors+MOS_WNDCOLORS.grab]
mov edi,[wndColors+MOS_WNDCOLORS.frame]
int 0x40
; draw window label
mov eax,MOS_SC_WRITETEXT
mov ebx,MOS_DWORD(8,8)
mov ecx,[wndColors+MOS_WNDCOLORS.grabText]
mov edx,label
mov esi,LABEL_LEN
int 0x40
call drawClock
; end window redraw
mov eax,MOS_SC_REDRAWSTATUS
mov ebx,2
int 0x40
popa
ret
;********************************************************************
; initialized data
;********************************************************************
; window position and dimensions.
; dimensions are for work area only.
wndXPos dd DEFAULT_XPOS
wndYPos dd DEFAULT_YPOS
wndWidth dd DEFAULT_WIDTH
wndHeight dd DEFAULT_HEIGHT
; window label
label db APPNAME,0
LABEL_LEN equ ($-label-1)
; token delimiter list for command line
delimiters db 9,10,11,12,13,32,0
; don't insert anything after this label
image_end:
;********************************************************************
; uninitialized data
;********************************************************************
section .bss
wndColors resb MOS_WNDCOLORS_size
procInfo resb MOS_PROCESSINFO_size
; space for command line. at the end we have an additional
; byte for a terminating zero, just to be sure...
cmdLine resb 257
alignb 4
stack resb STACKSIZE
stacktop:
; don't insert anything after this label
memory_end: