asm_dip/toolchain/fasmw17332/EXAMPLES/TEMPLATE/TEMPLATE.ASM
2024-11-24 23:13:28 -05:00

72 lines
1.4 KiB
NASM

; Template for program using standard Win32 headers
format PE GUI 4.0
entry start
include 'win32w.inc'
section '.text' code readable executable
start:
invoke GetModuleHandle,0
mov [wc.hInstance],eax
invoke LoadIcon,0,IDI_APPLICATION
mov [wc.hIcon],eax
invoke LoadCursor,0,IDC_ARROW
mov [wc.hCursor],eax
invoke RegisterClass,wc
test eax,eax
jz error
invoke CreateWindowEx,0,_class,_title,WS_VISIBLE+WS_DLGFRAME+WS_SYSMENU,128,128,256,192,NULL,NULL,[wc.hInstance],NULL
test eax,eax
jz error
msg_loop:
invoke GetMessage,msg,NULL,0,0
cmp eax,1
jb end_loop
jne msg_loop
invoke TranslateMessage,msg
invoke DispatchMessage,msg
jmp msg_loop
error:
invoke MessageBox,NULL,_error,NULL,MB_ICONERROR+MB_OK
end_loop:
invoke ExitProcess,[msg.wParam]
proc WindowProc uses ebx esi edi, hwnd,wmsg,wparam,lparam
cmp [wmsg],WM_DESTROY
je .wmdestroy
.defwndproc:
invoke DefWindowProc,[hwnd],[wmsg],[wparam],[lparam]
jmp .finish
.wmdestroy:
invoke PostQuitMessage,0
xor eax,eax
.finish:
ret
endp
section '.data' data readable writeable
_class TCHAR 'FASMWIN32',0
_title TCHAR 'Win32 program template',0
_error TCHAR 'Startup failed.',0
wc WNDCLASS 0,WindowProc,0,0,NULL,NULL,NULL,COLOR_BTNFACE+1,NULL,_class
msg MSG
section '.idata' import data readable writeable
library kernel32,'KERNEL32.DLL',\
user32,'USER32.DLL'
include 'api\kernel32.inc'
include 'api\user32.inc'