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kolibrios/kernel/trunk/gui/event.inc
CleverMouse f059bc06d5 priorities in scheduler 
git-svn-id: svn://kolibrios.org@3534 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-05-27 09:02:35 +00:00

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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;;
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;;
;; Distributed under terms of the GNU General Public License ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
$Revision$
WINDOW_MOVE_AND_RESIZE_FLAGS = \
mouse.WINDOW_RESIZE_N_FLAG + \
mouse.WINDOW_RESIZE_W_FLAG + \
mouse.WINDOW_RESIZE_S_FLAG + \
mouse.WINDOW_RESIZE_E_FLAG + \
mouse.WINDOW_MOVE_FLAG
uglobal
align 4
event_start dd ?
event_end dd ?
event_uid dd 0
endg
EV_SPACE = 512
FreeEvents = event_start-EVENT.fd ; "âèðòóàëüíûé" event, èñïîëüçóþòñÿ òîëüêî ïîëÿ:
; FreeEvents.fd=event_start è FreeEvents.bk=event_end
;-----------------------------------------------------------------------------
align 4
init_events: ;; used from kernel.asm
stdcall kernel_alloc, EV_SPACE*sizeof.EVENT
or eax, eax
jz .fail
; eax - current event, ebx - previos event below
mov ecx, EV_SPACE ; current - in allocated space
mov ebx, FreeEvents ; previos - íà÷àëî ñïèñêà
push ebx ; îíî æå è êîíåö ïîòîì áóäåò
;--------------------------------------
align 4
@@:
mov [ebx+EVENT.fd], eax
mov [eax+EVENT.bk], ebx
mov ebx, eax ; previos <- current
add eax, sizeof.EVENT ; new current
loop @b
pop eax ; âîò îíî êîíöîì è ñòàëî
mov [ebx+EVENT.fd], eax
mov [eax+EVENT.bk], ebx
;--------------------------------------
align 4
.fail:
ret
;-----------------------------------------------------------------------------
EVENT_WATCHED equ 0x10000000 ;áèò 28
EVENT_SIGNALED equ 0x20000000 ;áèò 29
MANUAL_RESET equ 0x40000000 ;áèò 30
MANUAL_DESTROY equ 0x80000000 ;áèò 31
;-----------------------------------------------------------------------------
align 4
create_event: ;; EXPORT use
;info:
; Ïåðåíîñèì EVENT èç ñïèñêà FreeEvents â ñïèñîê ObjList òåêóùåãî ñëîòà
; EVENT.state óñòàíàâëèâàåì èç ecx, EVENT.code êîñâåííî èç esi (åñëè esi<>0)
;param:
; esi - event data
; ecx - flags
;retval:
; eax - event (=0 => fail)
; edx - uid
;scratched: ebx,ecx,esi,edi
mov ebx, [current_slot]
add ebx, APP_OBJ_OFFSET
mov edx, [TASK_BASE]
mov edx, [edx+TASKDATA.pid]
pushfd
cli
;--------------------------------------
align 4
set_event: ;; INTERNAL use !!! don't use for Call
;info:
; Áåðåì íîâûé event èç FreeEvents, çàïîëíÿåì åãî ïîëÿ, êàê óêàçàíî â ecx,edx,esi
; è óñòàíàâëèâàåì â ñïèñîê, óêàçàííûé â ebx.
; Âîçâðàùàåì ñàì event (â eax), è åãî uid (â edx)
;param:
; ebx - start-chain "virtual" event for entry new event Right of him
; ecx - flags (copied to EVENT.state)
; edx - pid (copied to EVENT.pid)
; esi - event data (copied to EVENT.code indirect, =0 => skip)
;retval:
; eax - event (=0 => fail)
; edx - uid
;scratched: ebx,ecx,esi,edi
mov eax, FreeEvents
cmp eax, [eax+EVENT.fd]
jne @f ; not empty ???
pushad
call init_events
popad
jz RemoveEventTo.break ; POPF+RET
;--------------------------------------
align 4
@@:
mov eax, [eax+EVENT.fd]
mov [eax+EVENT.magic], 'EVNT'
mov [eax+EVENT.destroy], destroy_event.internal
mov [eax+EVENT.state], ecx
mov [eax+EVENT.pid], edx
inc [event_uid]
Mov [eax+EVENT.id],edx,[event_uid]
or esi, esi
jz RemoveEventTo
lea edi, [eax+EVENT.code]
mov ecx, (sizeof.EVENT -EVENT.code)/4
cld
rep movsd
;--------------------------------------
align 4
RemoveEventTo: ;; INTERNAL use !!! don't use for Call
;param:
; eax - óêàçàòåëü íà event, ÊÎÒÎÐÛÉ âñòàâëÿåì
; ebx - óêàçàòåëü íà event, ÏÎÑËÅ êîòîðîãî âñòàâëÿåì
;scratched: ebx,ecx
mov ecx, eax ; ecx=eax=Self, ebx=NewLeft
xchg ecx, [ebx+EVENT.fd] ; NewLeft.fd=Self, ecx=NewRight
cmp eax, ecx ; ñòîï, ñåáå äóìàþ...
je .break ; - à íå äóðàê ëè ÿ?
mov [ecx+EVENT.bk], eax ; NewRight.bk=Self
xchg ebx, [eax+EVENT.bk] ; Self.bk=NewLeft, ebx=OldLeft
xchg ecx, [eax+EVENT.fd] ; Self.fd=NewRight, ecx=OldRight
mov [ebx+EVENT.fd], ecx ; OldLeft.fd=OldRight
mov [ecx+EVENT.bk], ebx ; OldRight.bk=OldLeft
;--------------------------------------
align 4
.break:
popfd
ret
;-----------------------------------------------------------------------------
align 4
NotDummyTest: ;; INTERNAL use (not returned for fail !!!)
pop edi
call DummyTest ; not returned for fail !!!
mov ebx, eax
mov eax, [ebx+EVENT.pid]
push edi
;--------------------------------------
align 4
.small: ; êðèâî êàê-òî...
pop edi
pushfd
cli
call pid_to_slot ; saved all registers (eax - retval)
shl eax, 8
jz RemoveEventTo.break ; POPF+RET
jmp edi ; øòàòíûé âîçâðàò
;-----------------------------------------------------------------------------
align 4
raise_event: ;; EXPORT use
;info:
; Óñòàíàâëèâàåì äàííûå EVENT.code
; Åñëè òàì ôëàã EVENT_SIGNALED óæå àêòèâåí - áîëüøå íè÷åãî
; Èíà÷å: ýòîò ôëàã âçâîäèòñÿ, çà èñêëþ÷åíèåì ñëó÷àÿ íàëè÷èÿ ôëàãà EVENT_WATCHED â edx
;  ýòîì ñëó÷àå EVENT_SIGNALED âçâîäèòñÿ ëèøü ïðè íàëè÷èå EVENT_WATCHED â ñàìîì ñîáûòèè
;param:
; eax - event
; ebx - uid (for Dummy testing)
; edx - flags
; esi - event data (=0 => skip)
;scratched: ebx,ecx,esi,edi
call NotDummyTest ; not returned for fail !!!
or esi, esi
jz @f
lea edi, [ebx+EVENT.code]
mov ecx, (sizeof.EVENT -EVENT.code)/4
cld
rep movsd
;--------------------------------------
align 4
@@:
test byte[ebx+EVENT.state+3], EVENT_SIGNALED shr 24
jnz RemoveEventTo.break ; POPF+RET
bt edx, 28 ;EVENT_WATCHED
jnc @f
test byte[ebx+EVENT.state+3], EVENT_WATCHED shr 24
jz RemoveEventTo.break ; POPF+RET
;--------------------------------------
align 4
@@:
or byte[ebx+EVENT.state+3], EVENT_SIGNALED shr 24
add eax, SLOT_BASE+APP_EV_OFFSET
xchg eax, ebx
jmp RemoveEventTo
;-----------------------------------------------------------------------------
align 4
clear_event: ;; EXPORT use
;info:
;
;param:
; eax - event
; ebx - uid (for Dummy testing)
;scratched: ebx,ecx
call NotDummyTest ; not returned for fail !!!
add eax, SLOT_BASE+APP_OBJ_OFFSET
and byte[ebx+EVENT.state+3], not((EVENT_SIGNALED+EVENT_WATCHED)shr 24)
xchg eax, ebx
jmp RemoveEventTo
;-----------------------------------------------------------------------------
align 4
send_event: ;; EXPORT use
;info:
; Ñîçäàåò íîâûé EVENT (âûòàñêèâàåò èç ñïèñêà FreeEvents) â ñïèñêå EventList
; öåëåâîãî ñëîòà (eax=pid), ñ äàííûìè èç esi êîñâåííî, è state=EVENT_SIGNALED
;param:
; eax - slots pid, to sending new event
; esi - pointer to sending data (in code field of new event)
;retval:
; eax - event (=0 => fail)
; edx - uid
;warning:
; may be used as CDECL with such prefix...
; mov esi,[esp+8]
; mov eax,[esp+4]
; but not as STDCALL :(
;scratched: ebx,ecx,esi,edi
mov edx, eax
call NotDummyTest.small ; not returned for fail !!!
lea ebx, [eax+SLOT_BASE+APP_EV_OFFSET]
mov ecx, EVENT_SIGNALED
jmp set_event
;-----------------------------------------------------------------------------
align 4
DummyTest: ;; INTERNAL use (not returned for fail !!!)
;param:
; eax - event
; ebx - uid (for Dummy testing)
cmp [eax+EVENT.magic], 'EVNT'
jne @f
cmp [eax+EVENT.id], ebx
je .ret
;--------------------------------------
align 4
@@:
pop eax
xor eax, eax
;--------------------------------------
align 4
.ret:
ret
;-----------------------------------------------------------------------------
align 4
Wait_events:
or ebx, -1; infinite timeout
;--------------------------------------
align 4
Wait_events_ex:
;info:
; Îæèäàíèå "àáñòðàêòíîãî" ñîáûòèÿ ÷åðåç ïåðåâîä ñëîòà â 5-þ ïîçèöèþ.
; Àáñòðàêòíîñòü çàêëþ÷åíà â òîì, ÷òî ôàêò ñîáûòèÿ îïðåäåëÿåòñÿ ôóíêöèåé APPDATA.wait_test,
; êîòîðàÿ çàäàåòñÿ êëèåíòîì è ìîæåò áûòü ôàêòè÷åñêè ëþáîé.
; Ýòî ïîçâîëÿåò shed-ó íàäåæíî îïðåäåëèòü ôàêò ñîáûòèÿ, è íå ñîâåðøàòü "õîëîñòûõ" ïåðåêëþ÷åíèé,
; ïðåäíàçíà÷åííûõ äëÿ ðàçáîðîê òèïà "ñâîé/÷óæîé" âíóòðè çàäà÷è.
;param:
; edx - wait_test, êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ (àäðåñ êîäà)
; ecx - wait_param, äîïîëíèòåëüíûé ïàðàìåòð, âîçìîæíî íåîáõîäèìûé äëÿ [wait_test]
; ebx - wait_timeout
;retval:
; eax - ðåçóëüòàò âûçîâà [wait_test] (=0 => timeout)
;scratched: esi
mov esi, [current_slot]
mov [esi+APPDATA.wait_param], ecx
pushad
mov ebx, esi;ïîêà ýòî âîïðîñ, ÷åãî êóäû ñóâàòü..........
pushfd ; ýòî ñëåäñòâèå îáùåé êîíöåïöèè: ïóñòü ô-ÿ òåñòèðîâàíèÿ èìååò
cli ; ïðàâî ðàññ÷èòûâàòü íà çàêðûòûå ïðåðûâàíèÿ, êàê ïðè âûçîâå èç shed
call edx
popfd
mov [esp+28], eax
popad
or eax, eax
jnz @f ;RET
mov [esi+APPDATA.wait_test], edx
mov [esi+APPDATA.wait_timeout], ebx
Mov [esi+APPDATA.wait_begin],eax,[timer_ticks]
mov eax, [TASK_BASE]
mov [eax+TASKDATA.state], 5
call change_task
mov eax, [esi+APPDATA.wait_param]
;--------------------------------------
align 4
@@:
ret
;-----------------------------------------------------------------------------
align 4
wait_event: ;; EXPORT use
;info:
; Îæèäàíèå ôëàãà EVENT_SIGNALED â ñîâåðøåííî êîíêðåòíîì Event
; (óñòàíàâëèâàåìîãî, íàäî ïîëàãàòü, ÷åðåç raise_event)
; Ïðè àêòèâíîì ôëàãå MANUAL_RESET - áîëüøå íè÷åãî
; Èíà÷å: ôëàãè EVENT_SIGNALED è EVENT_WATCHED ó ïîëó÷åííîãî ñîáûòèÿ ñáðàñûâàþòñÿ,
; è, ïðè àêòèâíîì MANUAL_DESTROY - ïåðåìåùàåòñÿ â ñïèñîê ObjList òåêóùåãî ñëîòà,
; à ïðè íå àêòèâíîì - óíè÷òîæàåòñÿ øòàòíî (destroy_event.internal)
;param:
; eax - event
; ebx - uid (for Dummy testing)
;scratched: ecx,edx,esi
call DummyTest
mov ecx, eax ; wait_param
mov edx, get_event_alone ; wait_test
call Wait_events ; timeout ignored
jmp wait_finish
;-----------------------------------------------------------------------------
align 4
wait_event_timeout:
;param:
; eax - event
; ebx - uid (for Dummy testing)
; ecx - timeout in timer ticks
;retval:
; eax - EVENT handle or 0 if timeout
call DummyTest
mov ebx, ecx
mov ecx, eax ; wait_param
mov edx, get_event_alone ; wait_test
call Wait_events_ex
test eax, eax
jnz wait_finish
ret
;-----------------------------------------------------------------------------
align 4
get_event_ex: ;; f68:14
;info:
; Îæèäàíèå ëþáîãî ñîáûòèÿ â î÷åðåäè EventList òåêóùåãî ñëîòà
; Äàííûå ñîáûòèÿ code - êîïèðóþòñÿ â ïàìÿòü ïðèëîæåíèÿ (êîñâåííî ïî edi)
; Ïðè àêòèâíîì ôëàãå MANUAL_RESET - áîëüøå íè÷åãî
; Èíà÷å: ôëàãè EVENT_SIGNALED è EVENT_WATCHED ó ïîëó÷åííîãî ñîáûòèÿ ñáðàñûâàþòñÿ,
; è, ïðè àêòèâíîì MANUAL_DESTROY - ïåðåìåùàåòñÿ â ñïèñîê ObjList òåêóùåãî ñëîòà,
; à ïðè íå àêòèâíîì - óíè÷òîæàåòñÿ øòàòíî (destroy_event.internal)
;param:
; edi - àäðåñ â êîäå ïðèëîæåíèÿ äëÿ êîïèðîâàíèÿ äàííûõ èç EVENT.code
;retval:
; eax - ñîáñòâåííî EVENT (áóäåì íàçûâàòü ýòî åãî õýíäëîì)
;scratched: ebx,ecx,edx,esi,edi
mov edx, get_event_queue ; wait_test
call Wait_events ; timeout ignored
lea esi, [eax+EVENT.code]
mov ecx, (sizeof.EVENT-EVENT.code)/4
cld
rep movsd
mov byte[edi-(sizeof.EVENT-EVENT.code)+2], cl;clear priority field
;--------------------------------------
align 4
wait_finish:
test byte[eax+EVENT.state+3], MANUAL_RESET shr 24
jnz get_event_queue.ret ; RET
and byte[eax+EVENT.state+3], not((EVENT_SIGNALED+EVENT_WATCHED)shr 24)
test byte[eax+EVENT.state+3], MANUAL_DESTROY shr 24
jz destroy_event.internal
mov ebx, [current_slot]
add ebx, APP_OBJ_OFFSET
pushfd
cli
jmp RemoveEventTo
;-----------------------------------------------------------------------------
align 4
destroy_event: ;; EXPORT use
;info:
; Ïåðåíîñèì EVENT â ñïèñîê FreeEvents, ÷èñòèì ïîëÿ magic,destroy,pid,id
;param:
; eax - event
; ebx - uid (for Dummy testing)
;retval:
; eax - àäðåñ îáúåêòà EVENT (=0 => fail)
;scratched: ebx,ecx
call DummyTest ; not returned for fail !!!
;--------------------------------------
align 4
.internal:
xor ecx, ecx ; clear common header
pushfd
cli
mov [eax+EVENT.magic], ecx
mov [eax+EVENT.destroy], ecx
mov [eax+EVENT.pid], ecx
mov [eax+EVENT.id], ecx
mov ebx, FreeEvents
jmp RemoveEventTo
;-----------------------------------------------------------------------------
align 4
get_event_queue:
;info:
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ get_event_ex
;warning:
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot
; -may be assumed, that interrupt are disabled
; -it is not restriction for scratched registers
;param:
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ
;retval:
; eax - àäðåñ îáúåêòà EVENT (=0 => fail)
add ebx, APP_EV_OFFSET
mov eax, [ebx+APPOBJ.bk] ; âûáèðàåì ñ êîíöà, ïî ïðèíöèïó FIFO
cmp eax, ebx ; empty ???
je get_event_alone.ret0
;--------------------------------------
align 4
.ret:
ret
;-----------------------------------------------------------------------------
align 4
get_event_alone:
;info:
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ wait_event
;warning:
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot
; -may be assumed, that interrupt are disabled
; -it is not restriction for scratched registers
;param:
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ
;retval:
; eax - àäðåñ îáúåêòà EVENT (=0 => fail)
mov eax, [ebx+APPDATA.wait_param]
test byte[eax+EVENT.state+3], EVENT_SIGNALED shr 24
jnz .ret
or byte[eax+EVENT.state+3], EVENT_WATCHED shr 24
;--------------------------------------
align 4
.ret0:
xor eax, eax; NO event!!!
;--------------------------------------
align 4
.ret:
ret
;-----------------------------------------------------------------------------
align 4
sys_sendwindowmsg: ;; f72
dec ebx
jnz .ret ;subfunction==1 ?
pushfd
cli
sub ecx, 2
je .sendkey
dec ecx
jnz .retf
;--------------------------------------
align 4
.sendbtn:
cmp byte[BTN_COUNT], 1
jae .result ;overflow
inc byte[BTN_COUNT]
shl edx, 8
mov [BTN_BUFF], edx
jmp .result
;--------------------------------------
align 4
.sendkey:
movzx eax, byte[KEY_COUNT]
cmp al, 120
jae .result ;overflow
inc byte[KEY_COUNT]
mov [KEY_COUNT+1+eax], dl
;--------------------------------------
align 4
.result:
setae byte[esp+32+4] ;ñ÷èòàåì, ÷òî èñõîäíî: dword[esp+32+4]==72
;--------------------------------------
align 4
.retf:
popfd
;--------------------------------------
align 4
.ret:
ret
;-----------------------------------------------------------------------------
align 4
sys_getevent: ;; f11
mov ebx, [current_slot];ïîêà ýòî âîïðîñ, ÷åãî êóäû ñóâàòü..........
pushfd ; ýòî ñëåäñòâèå îáùåé êîíöåïöèè: ïóñòü ô-ÿ òåñòèðîâàíèÿ èìååò
cli ; ïðàâî ðàññ÷èòûâàòü íà çàêðûòûå ïðåðûâàíèÿ, êàê ïðè âûçîâå èç shed
call get_event_for_app
popfd
mov [esp+32], eax
ret
;-----------------------------------------------------------------------------
align 4
sys_waitforevent: ;; f10
or ebx, -1; infinite timeout
;--------------------------------------
align 4
sys_wait_event_timeout: ;; f23
call unprotect_from_terminate
mov edx, get_event_for_app; wait_test
call Wait_events_ex ; ebx - timeout
mov [esp+32], eax
call protect_from_terminate
ret
;-----------------------------------------------------------------------------
align 4
get_event_for_app: ;; used from f10,f11,f23
;info:
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ ïðèëîæåíèé (f10,f23)
;warning:
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot
; -may be assumed, that interrupt are disabled
; -it is not restriction for scratched registers
;param:
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ
;retval:
; eax - íîìåð ñîáûòèÿ (=0 => no events)
movzx edi, bh ; bh is assumed as [CURRENT_TASK]
shl edi, 5
add edi, CURRENT_TASK ; edi is assumed as [TASK_BASE]
mov ecx, [edi+TASKDATA.event_mask]
and ecx, 0x7FFFFFFF
;--------------------------------------
align 4
.loop: ; ïîêà íå èñ÷åðïàåì âñå áèòû ìàñêè
bsr eax, ecx ; íàõîäèì íåíóëåâîé áèò ìàñêè (31 -> 0)
jz .no_events ; èñ÷åðïàëè âñå áèòû ìàñêè, íî íè÷åãî íå íàøëè ???
btr ecx, eax ; ñáðàñûâàåì ïðîâåðÿåìûé áèò ìàñêè
; ïåðåõîäèì íà îáðàáîò÷èê ýòîãî (eax) áèòà
cmp eax, 9
jae .loop ; eax=[9..31], ignored (event 10...32)
cmp eax, 3
je .loop ; eax=3, ignored (event 4)
cmp eax, 4
je .FlagAutoReset ; eax=4, retvals=eax+1 (event 5)
cmp eax, 5
je .mouse_check ; eax=5, retvals=eax+1 (event 6)
ja .FlagAutoReset ; eax=[6..8], retvals=eax+1 (event 7...9)
cmp eax, 1
jae .BtKy ; eax=[1,2], retvals=eax+1 (event 2,3)
;--------------------------------------
align 4
.WndRedraw: ; eax=0, retval WndRedraw=1
cmp [edi-twdw+WDATA.fl_redraw], al;al==0
jne .result
jmp .loop
;--------------------------------------
align 4
.no_events:
xor eax, eax
ret
;--------------------------------------
align 4
.mouse_check: ; Mouse 5+1=6
push eax
mov eax, [TASK_BASE]
mov eax, [eax + TASKDATA.event_mask]
test eax, 0x80000000 ; bit 31: active/inactive filter f.40
jz @f
pop eax
jmp .FlagAutoReset
;--------------------------------------
align 4
@@:
; If the window is captured and moved by the user, then no mouse events!!!
mov al, [mouse.active_sys_window.action]
and al, WINDOW_MOVE_AND_RESIZE_FLAGS
test al, al
pop eax
jnz .loop
;--------------------------------------
align 4
.FlagAutoReset: ; retvals: BgrRedraw=5, IPC=7, Stack=8, Debug=9
btr [ebx+APPDATA.event_mask], eax
jnc .loop
;--------------------------------------
align 4
.result: ; retval = eax+1
inc eax
ret
;--------------------------------------
align 4
.BtKy:
movzx edx, bh
movzx edx, word[WIN_STACK+edx*2]
je .Keys ; eax=1, retval Keys=2
;--------------------------------------
align 4
.Buttons: ; eax=2, retval Buttons=3
cmp byte[BTN_COUNT], 0
je .loop ; empty ???
cmp edx, [TASK_COUNT]
jne .loop ; not Top ???
mov edx, [BTN_BUFF]
shr edx, 8
cmp edx, 0xFFFF ;-ID for Minimize-Button of Form
jne .result
mov [window_minimize], 1
call wakeup_osloop
dec byte[BTN_COUNT]
jmp .loop
;--------------------------------------
align 4
.Keys: ; eax==1
cmp edx, [TASK_COUNT]
jne @f ; not Top ???
cmp [KEY_COUNT], al; al==1
jae .result ; not empty ???
;--------------------------------------
align 4
@@:
mov edx, hotkey_buffer
;--------------------------------------
align 4
@@:
cmp [edx], bh ; bh - slot for testing
je .result
add edx, 8
cmp edx, hotkey_buffer+120*8
jb @b
jmp .loop
;end.
;-----------------------------------------------------------------------------
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