;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;; ;; ;; Copyright (C) KolibriOS team 2004-2007. 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*EVENT.size 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 @@: mov [ebx+EVENT.fd],eax mov [eax+EVENT.bk],ebx mov ebx,eax ; previos <- current add eax,EVENT.size ; new current loop @b pop eax ; âîò îíî êîíöîì è ñòàëî mov [ebx+EVENT.fd],eax mov [eax+EVENT.bk],ebx .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 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 @@: 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,EVENT.codesize/4 cld rep movsd 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 .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 .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,EVENT.codesize/4 cld rep movsd @@: 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 @@: 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 @@: pop eax xor eax,eax .ret: ret align 4 Wait_events: or ebx,-1 ; infinite timeout 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] @@: 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 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,EVENT.codesize/4 cld rep movsd mov [edi-EVENT.codesize+2],cl ;clear priority field 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 !!! .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 .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 .ret0: xor eax,eax ; NO event!!! .ret: ret align 4 sys_sendwindowmsg: ;; f72 dec ebx jnz .ret ;subfunction==1 ? ;pushfd ;à íàôèãà? cli sub ecx,2 je .sendkey dec ecx jnz .retf .sendbtn: cmp byte[BTN_COUNT],1 jae .result ;overflow inc byte[BTN_COUNT] shl edx, 8 mov [BTN_BUFF],edx jmp .result .sendkey: movzx eax,byte[KEY_COUNT] cmp al,120 jae .result ;overflow inc byte[KEY_COUNT] mov [KEY_COUNT+1+eax],dl .result: setae byte[esp+32] ;ñ÷èòàåì, ÷òî èñõîäíî: dword[esp+32]==72 .retf: ;popfd .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 sys_wait_event_timeout: ;; f23 mov edx,get_event_for_app ; wait_test call Wait_events_ex ; ebx - timeout mov [esp+32],eax 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] .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 cmp eax,3 je .loop ; eax=3, ignored ja .FlagAutoReset ; eax=[4..8], retvals=eax+1 cmp eax,1 jae .BtKy ; eax=[1,2], retvals=eax+1 .WndRedraw: ; eax=0, retval WndRedraw=1 cmp [edi-twdw+WDATA.fl_redraw],al ;al==0 jne .result jmp .loop .no_events: xor eax,eax ret .FlagAutoReset: ; retvals: BgrRedraw=5, Mouse=6, IPC=7, Stack=8, Debug=9 cmp eax,5 ; Mouse 5+1=6 jne @f push eax ; 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 @@: btr [ebx+APPDATA.event_mask],eax jnc .loop .result: ; retval = eax+1 inc eax ret .BtKy: movzx edx,bh movzx edx, word[WIN_STACK+edx*2] je .Keys ; eax=1, retval Keys=2 .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 dec byte[BTN_COUNT] jmp .loop .Keys: ; eax==1 cmp edx,[TASK_COUNT] jne @f ; not Top ??? cmp [KEY_COUNT],al ; al==1 jae .result ; not empty ??? @@: mov edx, hotkey_buffer @@: cmp [edx],bh ; bh - slot for testing je .result add edx,8 cmp edx, hotkey_buffer+120*8 jb @b jmp .loop ;end.