WebSVN – Kolibri OS – Blame – /kernel/trunk/gui/window.inc

Rev	Author	Line No.	Line
1362	mikedld	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
5363	yogev_ezra	3	;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
1362	mikedld	4	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;;
		5	;; Distributed under terms of the GNU General Public License ;;
		6	;; ;;
		7	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		8
		9	$Revision: 5870 $
		10
		11	;==============================================================================
		12	;///// public functions ///////////////////////////////////////////////////////
		13	;==============================================================================
		14
1391	mikedld	15	window.BORDER_SIZE = 5
		16
		17	macro FuncTable name, table_name, [label]
1362	mikedld	18	{
		19	common
		20	align 4
1391	mikedld	21	\label name#.#table_name dword
1362	mikedld	22	forward
		23	dd name#.#label
		24	common
1391	mikedld	25	name#.sizeof.#table_name = $ - name#.#table_name
1362	mikedld	26	}
		27
		28	uglobal
4778	Akyltist	29	common_colours rd 48
1391	mikedld	30	draw_limits RECT
1362	mikedld	31	endg
		32
		33	;------------------------------------------------------------------------------
1391	mikedld	34	syscall_draw_window: ;///// system function 0 /////////////////////////////////
		35	;------------------------------------------------------------------------------
		36	mov eax, edx
		37	shr eax, 24
		38	and al, 0x0f
		39	cmp al, 5
		40	jae .exit
		41
		42	push eax
		43	call window._.sys_set_window
		44	pop eax
		45
		46	or al, al
		47	jnz @f
		48
5847	pathoswith	49	; type I - original style
1391	mikedld	50	call drawwindow_I
		51	jmp window._.draw_window_caption.2
2436	mario79	52	;--------------------------------------
		53	@@:
2288	clevermous	54	dec al
1391	mikedld	55	jnz @f
		56
5847	pathoswith	57	; type II - only reserve area, no draw
2453	mario79	58	call __sys_draw_pointer
1391	mikedld	59	jmp .exit
2436	mario79	60	;--------------------------------------
		61	@@:
2288	clevermous	62	dec al
1391	mikedld	63	jnz @f
		64
5847	pathoswith	65	; type III - new style
1391	mikedld	66	call drawwindow_III
		67	jmp window._.draw_window_caption.2
2436	mario79	68	;--------------------------------------
		69	@@:
5847	pathoswith	70	; type IV & V - skinned window (resizable & not)
2288	clevermous	71	mov eax, [TASK_COUNT]
1391	mikedld	72	movzx eax, word[WIN_POS + eax * 2]
		73	cmp eax, [CURRENT_TASK]
		74	setz al
		75	movzx eax, al
		76	push eax
		77	call drawwindow_IV
		78	jmp window._.draw_window_caption.2
2436	mario79	79	;--------------------------------------
		80	.exit:
1391	mikedld	81	ret
2436	mario79	82	;------------------------------------------------------------------------------
1362	mikedld	83	syscall_display_settings: ;///// system function 48 ///////////////////////////
		84	;------------------------------------------------------------------------------
		85	;; Redraw screen:
		86	;< ebx = 0
		87	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		88	;; Set button style:
		89	;< ebx = 1
		90	;< ecx = 0 (flat) or 1 (with gradient)
		91	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		92	;; Set system color palette:
		93	;< ebx = 2
		94	;< ecx = pointer to color table
		95	;< edx = size of color table
		96	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		97	;; Get system color palette:
		98	;< ebx = 3
		99	;< ecx = pointer to color table buffer
		100	;< edx = size of color table buffer
		101	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		102	;; Get skinned caption height:
		103	;< ebx = 4
		104	;> eax = height in pixels
		105	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		106	;; Get screen working area:
		107	;< ebx = 5
		108	;> eax = pack[16(left), 16(right)]
		109	;> ebx = pack[16(top), 16(bottom)]
		110	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		111	;; Set screen working area:
		112	;< ebx = 6
		113	;< ecx = pack[16(left), 16(right)]
		114	;< edx = pack[16(top), 16(bottom)]
		115	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		116	;; Get skin margins:
		117	;< ebx = 7
		118	;> eax = pack[16(left), 16(right)]
		119	;> ebx = pack[16(top), 16(bottom)]
		120	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		121	;; Set skin:
		122	;< ebx = 8
		123	;< ecx = pointer to FileInfoBlock struct
		124	;> eax = FS error code
5665	Pathoswith	125	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
5847	pathoswith	126	;; Get font smoothing:
		127	;< ebx = 9
		128	;> eax = 0 — off, 1 — on, 2 — subpixel
		129	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
5665	Pathoswith	130	;; Set font smoothing:
5847	pathoswith	131	;< ebx = 10
		132	;< ecx = 0 — off, 1 — on, 2 — subpixel
5867	pathoswith	133	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		134	;; Get font size:
		135	;< ebx = 11
		136	;> eax = height in pixels
		137	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		138	;; Set font size:
		139	;< ebx = 12
		140	;< ecx = height in pixels
1362	mikedld	141	;------------------------------------------------------------------------------
		142	cmp ebx, .sizeof.ftable / 4
		143	ja @f
		144	jmp [.ftable + ebx * 4]
2436	mario79	145	;------------------------------------------------------------------------------
1362	mikedld	146	syscall_display_settings.00:
		147	xor eax, eax
		148	inc ebx
		149	cmp [windowtypechanged], ebx
5847	pathoswith	150	jne @f
1362	mikedld	151	mov [windowtypechanged], eax
		152	jmp syscall_display_settings._.redraw_whole_screen
2436	mario79	153	;------------------------------------------------------------------------------
1362	mikedld	154	syscall_display_settings.01:
		155	and ecx, 1
		156	cmp ecx, [buttontype]
5847	pathoswith	157	je @f
1362	mikedld	158	mov [buttontype], ecx
		159	mov [windowtypechanged], ebx
5847	pathoswith	160	@@:
1362	mikedld	161	ret
2436	mario79	162	;------------------------------------------------------------------------------
1362	mikedld	163	syscall_display_settings.02:
		164	dec ebx
		165	mov esi, ecx
4796	Akyltist	166	cmp edx, 192
		167	jnae @f
		168	mov edx, 192 ; max size
5847	pathoswith	169	@@:
1362	mikedld	170	mov edi, common_colours
		171	mov ecx, edx
2288	clevermous	172	rep movsb
1362	mikedld	173	mov [windowtypechanged], ebx
		174	ret
2436	mario79	175	;------------------------------------------------------------------------------
1362	mikedld	176	syscall_display_settings.03:
		177	mov edi, ecx
4796	Akyltist	178	cmp edx, 192
		179	jnae @f
		180	mov edx, 192 ; max size
5847	pathoswith	181	@@:
1362	mikedld	182	mov esi, common_colours
		183	mov ecx, edx
2288	clevermous	184	rep movsb
1362	mikedld	185	ret
2436	mario79	186	;------------------------------------------------------------------------------
1362	mikedld	187	syscall_display_settings.04:
		188	mov eax, [_skinh]
		189	mov [esp + 32], eax
		190	ret
2436	mario79	191	;------------------------------------------------------------------------------
1362	mikedld	192	syscall_display_settings.05:
		193	mov eax, [screen_workarea.left - 2]
		194	mov ax, word[screen_workarea.right]
		195	mov [esp + 32], eax
		196	mov eax, [screen_workarea.top - 2]
		197	mov ax, word[screen_workarea.bottom]
		198	mov [esp + 20], eax
		199	ret
2436	mario79	200	;------------------------------------------------------------------------------
1362	mikedld	201	syscall_display_settings.06:
		202	xor esi, esi
5350	serge	203	mov edi, [_display.width]
		204	dec edi
1362	mikedld	205	mov eax, ecx
		206	movsx ebx, ax
		207	sar eax, 16
		208	cmp eax, ebx
		209	jge .check_horizontal
		210	inc esi
		211	or eax, eax
		212	jge @f
		213	xor eax, eax
2436	mario79	214	@@:
2288	clevermous	215	mov [screen_workarea.left], eax
1362	mikedld	216	cmp ebx, edi
		217	jle @f
		218	mov ebx, edi
2436	mario79	219	@@:
2288	clevermous	220	mov [screen_workarea.right], ebx
2436	mario79	221	.check_horizontal:
5350	serge	222	mov edi, [_display.height]
		223	dec edi
1362	mikedld	224	mov eax, edx
		225	movsx ebx, ax
		226	sar eax, 16
		227	cmp eax, ebx
		228	jge .check_if_redraw_needed
		229	inc esi
		230	or eax, eax
		231	jge @f
		232	xor eax, eax
2436	mario79	233	@@:
2288	clevermous	234	mov [screen_workarea.top], eax
1362	mikedld	235	cmp ebx, edi
		236	jle @f
		237	mov ebx, edi
2436	mario79	238	@@:
2288	clevermous	239	mov [screen_workarea.bottom], ebx
2436	mario79	240	.check_if_redraw_needed:
1362	mikedld	241	or esi, esi
5847	pathoswith	242	jz @f
1362	mikedld	243
		244	call repos_windows
		245	jmp syscall_display_settings._.calculate_whole_screen
2436	mario79	246	;------------------------------------------------------------------------------
1362	mikedld	247	syscall_display_settings.07:
		248	mov eax, [_skinmargins + 0]
		249	mov [esp + 32], eax
		250	mov eax, [_skinmargins + 4]
		251	mov [esp + 20], eax
5847	pathoswith	252	@@:
1362	mikedld	253	ret
2436	mario79	254	;------------------------------------------------------------------------------
1362	mikedld	255	syscall_display_settings.08:
		256	mov ebx, ecx
		257	call read_skin_file
		258	mov [esp + 32], eax
		259	test eax, eax
5847	pathoswith	260	jnz @b
1362	mikedld	261
		262	call syscall_display_settings._.calculate_whole_screen
		263	jmp syscall_display_settings._.redraw_whole_screen
5847	pathoswith	264	;------------------------------------------------------------------------------
		265	syscall_display_settings.09:
		266	xor eax, eax
		267	mov al, [fontSmoothing]
		268	mov [esp + 32], eax
1362	mikedld	269	ret
2436	mario79	270	;------------------------------------------------------------------------------
5847	pathoswith	271	syscall_display_settings.10:
5665	Pathoswith	272	mov [fontSmoothing], cl
		273	ret
		274	;------------------------------------------------------------------------------
5867	pathoswith	275	syscall_display_settings.11:
		276	xor eax, eax
		277	mov al, [fontSize]
		278	mov [esp + 32], eax
		279	ret
		280	;------------------------------------------------------------------------------
		281	syscall_display_settings.12:
		282	mov [fontSize], cl
		283	ret
		284	;------------------------------------------------------------------------------
1362	mikedld	285	syscall_display_settings._.calculate_whole_screen:
		286	xor eax, eax
		287	xor ebx, ebx
5350	serge	288	mov ecx, [_display.width]
		289	mov edx, [_display.height]
		290	dec ecx
		291	dec edx
1362	mikedld	292	jmp calculatescreen
2436	mario79	293	;------------------------------------------------------------------------------
1362	mikedld	294	syscall_display_settings._.redraw_whole_screen:
		295	xor eax, eax
		296	mov [draw_limits.left], eax
		297	mov [draw_limits.top], eax
5350	serge	298	mov eax, [_display.width]
		299	dec eax
1362	mikedld	300	mov [draw_limits.right], eax
5350	serge	301	mov eax, [_display.height]
		302	dec eax
1362	mikedld	303	mov [draw_limits.bottom], eax
		304	mov eax, window_data
		305	jmp redrawscreen
2436	mario79	306	;------------------------------------------------------------------------------
1362	mikedld	307	syscall_set_window_shape: ;///// system function 50 ///////////////////////////
		308	;------------------------------------------------------------------------------
		309	;; Set window shape address:
1369	Lrz	310	;> ebx = 0
		311	;> ecx = shape data address
1362	mikedld	312	; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
		313	;; Set window shape scale:
1369	Lrz	314	;> ebx = 1
		315	;> ecx = scale power (resulting scale is 2^ebx)
1362	mikedld	316	;------------------------------------------------------------------------------
		317	mov edi, [current_slot]
		318
1369	Lrz	319	test ebx, ebx
1362	mikedld	320	jne .shape_scale
1369	Lrz	321	mov [edi + APPDATA.wnd_shape], ecx
2436	mario79	322	;--------------------------------------
		323	align 4
		324	.shape_scale:
1369	Lrz	325	dec ebx
1362	mikedld	326	jnz .exit
1369	Lrz	327	mov [edi + APPDATA.wnd_shape_scale], ecx
2436	mario79	328	;--------------------------------------
		329	align 4
		330	.exit:
1362	mikedld	331	ret
2436	mario79	332	;------------------------------------------------------------------------------
1362	mikedld	333	align 4
		334	;------------------------------------------------------------------------------
1391	mikedld	335	syscall_move_window: ;///// system function 67 ////////////////////////////////
		336	;------------------------------------------------------------------------------
		337	;?
		338	;------------------------------------------------------------------------------
		339	mov edi, [CURRENT_TASK]
		340	shl edi, 5
		341	add edi, window_data
		342
1563	diamond	343	test [edi + WDATA.fl_wdrawn], 1
		344	jz .exit
		345
1391	mikedld	346	test [edi + WDATA.fl_wstate], WSTATE_MAXIMIZED
		347	jnz .exit
		348
		349	cmp ebx, -1
		350	jne @f
		351	mov ebx, [edi + WDATA.box.left]
2436	mario79	352	;--------------------------------------
		353	align 4
		354	@@:
2288	clevermous	355	cmp ecx, -1
1391	mikedld	356	jne @f
		357	mov ecx, [edi + WDATA.box.top]
2436	mario79	358	;--------------------------------------
		359	align 4
		360	@@:
2288	clevermous	361	cmp edx, -1
1391	mikedld	362	jne @f
		363	mov edx, [edi + WDATA.box.width]
2436	mario79	364	;--------------------------------------
		365	align 4
		366	@@:
2288	clevermous	367	cmp esi, -1
1391	mikedld	368	jne @f
		369	mov esi, [edi + WDATA.box.height]
2436	mario79	370	;--------------------------------------
		371	align 4
		372	@@:
2288	clevermous	373	push esi edx ecx ebx
1391	mikedld	374	mov eax, esp
		375	mov bl, [edi + WDATA.fl_wstate]
3452	mario79	376	;--------------------------------------
		377	align 4
		378	@@:
		379	cmp [REDRAW_BACKGROUND], byte 0
		380	jz @f
		381	call change_task
		382	jmp @b
		383	;--------------------------------------
		384	align 4
		385	@@:
1391	mikedld	386	call window._.set_window_box
2381	hidnplayr	387	add esp, sizeof.BOX
1391	mikedld	388
		389	; NOTE: do we really need this? to be reworked
		390	; mov byte[DONT_DRAW_MOUSE], 0 ; mouse pointer
		391	; mov byte[MOUSE_BACKGROUND], 0 ; no mouse under
		392	; mov byte[MOUSE_DOWN], 0 ; react to mouse up/down
		393
		394	; NOTE: do we really need this? to be reworked
		395	; call [draw_pointer]
2436	mario79	396	;--------------------------------------
		397	align 4
		398	.exit:
1391	mikedld	399	ret
2436	mario79	400	;------------------------------------------------------------------------------
1391	mikedld	401	align 4
		402	;------------------------------------------------------------------------------
		403	syscall_window_settings: ;///// system function 71 /////////////////////////////
		404	;------------------------------------------------------------------------------
		405	;?
		406	;------------------------------------------------------------------------------
		407	dec ebx ; subfunction #1 - set window caption
		408	jnz .exit_fail
		409
		410	; NOTE: only window owner thread can set its caption,
		411	; so there's no parameter for PID/TID
		412
		413	mov edi, [CURRENT_TASK]
		414	shl edi, 5
		415
		416	mov [edi * 8 + SLOT_BASE + APPDATA.wnd_caption], ecx
		417	or [edi + window_data + WDATA.fl_wstyle], WSTYLE_HASCAPTION
		418
		419	call window._.draw_window_caption
		420
		421	xor eax, eax ; eax = 0 (success)
		422	ret
		423
		424	; .get_window_caption:
		425	; dec eax ; subfunction #2 - get window caption
		426	; jnz .exit_fail
		427
		428	; not implemented yet
2436	mario79	429	;--------------------------------------
		430	align 4
		431	.exit_fail:
1391	mikedld	432	xor eax, eax
		433	inc eax ; eax = 1 (fail)
		434	ret
2436	mario79	435	;------------------------------------------------------------------------------
1391	mikedld	436	align 4
		437	;------------------------------------------------------------------------------
1362	mikedld	438	set_window_defaults: ;/////////////////////////////////////////////////////////
		439	;------------------------------------------------------------------------------
		440	;?
		441	;------------------------------------------------------------------------------
1540	diamond	442	mov byte [window_data + 0x20 + WDATA.cl_titlebar + 3], 1 ; desktop is not movable
1362	mikedld	443	push eax ecx
		444	xor eax, eax
		445	mov ecx, WIN_STACK
2436	mario79	446	;--------------------------------------
		447	align 4
		448	@@:
2288	clevermous	449	inc eax
1362	mikedld	450	add ecx, 2
		451	; process no
		452	mov [ecx + 0x000], ax
		453	; positions in stack
		454	mov [ecx + 0x400], ax
		455	cmp ecx, WIN_POS - 2
		456	jne @b
		457	pop ecx eax
		458	ret
2436	mario79	459	;------------------------------------------------------------------------------
5865	GerdtR	460
1362	mikedld	461	align 4
		462	;------------------------------------------------------------------------------
		463	calculatescreen: ;/////////////////////////////////////////////////////////////
		464	;------------------------------------------------------------------------------
		465	;? Scan all windows from bottom to top, calling `setscreen` for each one
		466	;? intersecting given screen area
		467	;------------------------------------------------------------------------------
		468	;> eax = left
		469	;> ebx = top
		470	;> ecx = right
		471	;> edx = bottom
		472	;------------------------------------------------------------------------------
		473	push esi
		474	pushfd
		475	cli
		476
		477	mov esi, 1
		478	call window._.set_screen
		479
		480	push ebp
		481
		482	mov ebp, [TASK_COUNT]
		483	cmp ebp, 1
		484	jbe .exit
		485
5836	GerdtR	486	push eax ;for num layout
		487
1362	mikedld	488	push edx ecx ebx eax
5836	GerdtR	489
5865	GerdtR	490	mov dword[esp+10h], ZPOS_DESKTOP
2436	mario79	491	;--------------------------------------
		492	align 4
5836	GerdtR	493	.layout:
		494	mov esi, 1 ; = num in window stack
		495	mov ebp, [TASK_COUNT]
		496	;--------------------------------------
		497	align 4
2436	mario79	498	.next_window:
1362	mikedld	499	movzx edi, word[WIN_POS + esi * 2]
5836	GerdtR	500	shl edi, 5 ;size of TASKDATA and WDATA = 32 bytes
1362	mikedld	501
		502	cmp [CURRENT_TASK + edi + TASKDATA.state], TSTATE_FREE
		503	je .skip_window
		504
		505	add edi, window_data
		506	test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
		507	jnz .skip_window
		508
5865	GerdtR	509	mov eax, [esp+10h]
5836	GerdtR	510	cmp [edi + WDATA.z_modif], al
		511	jne .skip_window
		512
1362	mikedld	513	mov eax, [edi + WDATA.box.left]
		514	cmp eax, [esp + RECT.right]
1368	mikedld	515	jg .skip_window
1362	mikedld	516	mov ebx, [edi + WDATA.box.top]
		517	cmp ebx, [esp + RECT.bottom]
1368	mikedld	518	jg .skip_window
1362	mikedld	519	mov ecx, [edi + WDATA.box.width]
		520	add ecx, eax
		521	cmp ecx, [esp + RECT.left]
1368	mikedld	522	jl .skip_window
1362	mikedld	523	mov edx, [edi + WDATA.box.height]
		524	add edx, ebx
		525	cmp edx, [esp + RECT.top]
1368	mikedld	526	jl .skip_window
1362	mikedld	527
		528	cmp eax, [esp + RECT.left]
		529	jae @f
		530	mov eax, [esp + RECT.left]
2436	mario79	531	;--------------------------------------
		532	align 4
		533	@@:
2288	clevermous	534	cmp ebx, [esp + RECT.top]
1362	mikedld	535	jae @f
		536	mov ebx, [esp + RECT.top]
2436	mario79	537	;--------------------------------------
		538	align 4
		539	@@:
2288	clevermous	540	cmp ecx, [esp + RECT.right]
1362	mikedld	541	jbe @f
		542	mov ecx, [esp + RECT.right]
2436	mario79	543	;--------------------------------------
		544	align 4
		545	@@:
2288	clevermous	546	cmp edx, [esp + RECT.bottom]
1362	mikedld	547	jbe @f
		548	mov edx, [esp + RECT.bottom]
2436	mario79	549	;--------------------------------------
		550	align 4
		551	@@:
2288	clevermous	552	push esi
1362	mikedld	553	movzx esi, word[WIN_POS + esi * 2]
		554	call window._.set_screen
		555	pop esi
2436	mario79	556	;--------------------------------------
		557	align 4
		558	.skip_window:
1362	mikedld	559	inc esi
		560	dec ebp
		561	jnz .next_window
5836	GerdtR	562	;---------------------------------------------
5865	GerdtR	563	inc dword[esp+10h]
		564	cmp dword[esp+10h], ZPOS_ALWAYS_TOP
		565	jle .layout
5836	GerdtR	566	;---------------------------------------------
		567	mov esi, [TASK_COUNT]
		568	movzx edi, word[WIN_POS + esi * 2]
		569	shl edi, 5
		570	add edi, window_data
1362	mikedld	571
		572	pop eax ebx ecx edx
5836	GerdtR	573	pop ebp ;del num layout
2436	mario79	574	;--------------------------------------
		575	align 4
		576	.exit:
1362	mikedld	577	pop ebp
2443	Serge	578	inc [_display.mask_seqno]
1362	mikedld	579	popfd
		580	pop esi
		581	ret
2436	mario79	582	;------------------------------------------------------------------------------
1362	mikedld	583	align 4
		584	;------------------------------------------------------------------------------
		585	repos_windows: ;///////////////////////////////////////////////////////////////
		586	;------------------------------------------------------------------------------
		587	;?
		588	;------------------------------------------------------------------------------
		589	mov ecx, [TASK_COUNT]
2381	hidnplayr	590	mov edi, window_data + sizeof.WDATA * 2
1362	mikedld	591	call force_redraw_background
		592	dec ecx
		593	jle .exit
2436	mario79	594	;--------------------------------------
		595	align 4
		596	.next_window:
1362	mikedld	597	mov [edi + WDATA.fl_redraw], 1
		598	test [edi + WDATA.fl_wstate], WSTATE_MAXIMIZED
		599	jnz .fix_maximized
		600
		601	mov eax, [edi + WDATA.box.left]
		602	add eax, [edi + WDATA.box.width]
5350	serge	603	mov ebx, [_display.width]
1362	mikedld	604	cmp eax, ebx
5350	serge	605	jl .fix_vertical
1362	mikedld	606	mov eax, [edi + WDATA.box.width]
		607	sub eax, ebx
5350	serge	608	jl @f
1362	mikedld	609	mov [edi + WDATA.box.width], ebx
2436	mario79	610	;--------------------------------------
		611	align 4
		612	@@:
2288	clevermous	613	sub ebx, [edi + WDATA.box.width]
1362	mikedld	614	mov [edi + WDATA.box.left], ebx
2436	mario79	615	;--------------------------------------
		616	align 4
		617	.fix_vertical:
1362	mikedld	618	mov eax, [edi + WDATA.box.top]
		619	add eax, [edi + WDATA.box.height]
5350	serge	620	mov ebx, [_display.height]
1362	mikedld	621	cmp eax, ebx
5350	serge	622	jl .fix_client_box
1362	mikedld	623	mov eax, [edi + WDATA.box.height]
		624	sub eax, ebx
5350	serge	625	jl @f
1362	mikedld	626	mov [edi + WDATA.box.height], ebx
2436	mario79	627	;--------------------------------------
		628	align 4
		629	@@:
2288	clevermous	630	sub ebx, [edi + WDATA.box.height]
1362	mikedld	631	mov [edi + WDATA.box.top], ebx
2436	mario79	632	;--------------------------------------
		633	align 4
		634	.fix_client_box:
		635	call window._.set_window_clientbox
		636	add edi, sizeof.WDATA
		637	loop .next_window
		638	;--------------------------------------
		639	align 4
		640	.exit:
		641	ret
		642	;--------------------------------------
		643	align 4
		644	.fix_maximized:
1362	mikedld	645	mov eax, [screen_workarea.left]
		646	mov [edi + WDATA.box.left], eax
		647	sub eax, [screen_workarea.right]
		648	neg eax
		649	mov [edi + WDATA.box.width], eax
		650	mov eax, [screen_workarea.top]
		651	mov [edi + WDATA.box.top], eax
		652	test [edi + WDATA.fl_wstate], WSTATE_ROLLEDUP
		653	jnz .fix_client_box
		654	sub eax, [screen_workarea.bottom]
		655	neg eax
		656	mov [edi + WDATA.box.height], eax
2436	mario79	657	jmp .fix_client_box
1362	mikedld	658	;------------------------------------------------------------------------------
2436	mario79	659	;align 4
1362	mikedld	660	;------------------------------------------------------------------------------
2436	mario79	661	;sys_window_mouse: ;////////////////////////////////////////////////////////////
		662	;------------------------------------------------------------------------------
1362	mikedld	663	;?
		664	;------------------------------------------------------------------------------
1391	mikedld	665	; NOTE: commented out since doesn't provide necessary functionality
		666	; anyway, to be reworked
		667	; push eax
		668	;
		669	; mov eax, [timer_ticks]
		670	; cmp [new_window_starting], eax
		671	; jb .exit
		672	;
		673	; mov byte[MOUSE_BACKGROUND], 0
		674	; mov byte[DONT_DRAW_MOUSE], 0
		675	;
		676	; mov [new_window_starting], eax
		677	;
		678	; .exit:
		679	; pop eax
2436	mario79	680	; ret
		681	;------------------------------------------------------------------------------
1362	mikedld	682	align 4
		683	;------------------------------------------------------------------------------
		684	draw_rectangle: ;//////////////////////////////////////////////////////////////
		685	;------------------------------------------------------------------------------
		686	;> eax = pack[16(left), 16(right)]
		687	;> ebx = pack[16(top), 16(bottom)]
		688	;> esi = color
2423	mario79	689	; ?? RR GG BB ; 0x01000000 negation
		690	; ; 0x02000000 used for draw_rectangle without top line
		691	; ; for example drawwindow_III and drawwindow_IV
1362	mikedld	692	;------------------------------------------------------------------------------
		693	push eax ebx ecx edi
		694
		695	xor edi, edi
2436	mario79	696	;--------------------------------------
		697	align 4
		698	.flags_set:
1362	mikedld	699	push ebx
		700
		701	; set line color
		702	mov ecx, esi
		703	; draw top border
		704	rol ebx, 16
		705	push ebx
		706	rol ebx, 16
		707	pop bx
2423	mario79	708	test ecx, 1 shl 25
		709	jnz @f
		710	sub ecx, 1 shl 25
2453	mario79	711	; call [draw_line]
		712	call __sys_draw_line
2436	mario79	713	;--------------------------------------
		714	align 4
2423	mario79	715	@@:
1362	mikedld	716	; draw bottom border
		717	mov ebx, [esp - 2]
		718	pop bx
2453	mario79	719	; call [draw_line]
		720	call __sys_draw_line
1362	mikedld	721
		722	pop ebx
		723	add ebx, 1 * 65536 - 1
		724
		725	; draw left border
		726	rol eax, 16
		727	push eax
		728	rol eax, 16
		729	pop ax
2453	mario79	730	; call [draw_line]
		731	call __sys_draw_line
1362	mikedld	732
		733	; draw right border
		734	mov eax, [esp - 2]
		735	pop ax
2453	mario79	736	; call [draw_line]
		737	call __sys_draw_line
1362	mikedld	738
		739	pop edi ecx ebx eax
		740	ret
2436	mario79	741	;--------------------------------------
		742	align 4
		743	.forced:
1362	mikedld	744	push eax ebx ecx edi
		745	xor edi, edi
		746	inc edi
		747	jmp .flags_set
2436	mario79	748	;------------------------------------------------------------------------------
1362	mikedld	749	align 4
		750	;------------------------------------------------------------------------------
		751	drawwindow_I_caption: ;////////////////////////////////////////////////////////
		752	;------------------------------------------------------------------------------
		753	;?
		754	;------------------------------------------------------------------------------
		755	push [edx + WDATA.cl_titlebar]
		756	mov esi, edx
		757
		758	mov edx, [esi + WDATA.box.top]
		759	mov eax, edx
		760	lea ebx, [edx + 21]
		761	inc edx
		762	add eax, [esi + WDATA.box.height]
		763
		764	cmp ebx, eax
		765	jbe @f
		766	mov ebx, eax
2436	mario79	767	;--------------------------------------
		768	align 4
		769	@@:
2288	clevermous	770	push ebx
1362	mikedld	771
		772	xor edi, edi
2436	mario79	773	;--------------------------------------
		774	align 4
		775	.next_line:
1362	mikedld	776	mov ebx, edx
		777	shl ebx, 16
		778	add ebx, edx
		779	mov eax, [esi + WDATA.box.left]
		780	inc eax
		781	shl eax, 16
		782	add eax, [esi + WDATA.box.left]
		783	add eax, [esi + WDATA.box.width]
		784	dec eax
		785	mov ecx, [esi + WDATA.cl_titlebar]
		786	test ecx, 0x80000000
		787	jz @f
		788	sub ecx, 0x00040404
		789	mov [esi + WDATA.cl_titlebar], ecx
2436	mario79	790	;--------------------------------------
		791	align 4
		792	@@:
2288	clevermous	793	and ecx, 0x00ffffff
2453	mario79	794	; call [draw_line]
		795	call __sys_draw_line
1362	mikedld	796	inc edx
		797	cmp edx, [esp]
		798	jb .next_line
		799
		800	add esp, 4
		801	pop [esi + WDATA.cl_titlebar]
		802	ret
2436	mario79	803	;------------------------------------------------------------------------------
1362	mikedld	804	align 4
		805	;------------------------------------------------------------------------------
		806	drawwindow_I: ;////////////////////////////////////////////////////////////////
		807	;------------------------------------------------------------------------------
		808	;?
		809	;------------------------------------------------------------------------------
		810	pushad
		811
		812	; window border
		813
		814	mov eax, [edx + WDATA.box.left - 2]
		815	mov ax, word[edx + WDATA.box.left]
		816	add ax, word[edx + WDATA.box.width]
		817	mov ebx, [edx + WDATA.box.top - 2]
		818	mov bx, word[edx + WDATA.box.top]
		819	add bx, word[edx + WDATA.box.height]
		820
		821	mov esi, [edx + WDATA.cl_frames]
		822	call draw_rectangle
		823
		824	; window caption
		825
		826	call drawwindow_I_caption
		827
		828	; window client area
		829
		830	; do we need to draw it?
		831	mov edi, [esi + WDATA.cl_workarea]
		832	test edi, 0x40000000
		833	jnz .exit
		834
		835	; does client area have a positive size on screen?
4572	clevermous	836	cmp [esi + WDATA.box.height], 21
		837	jle .exit
1362	mikedld	838
		839	; okay, let's draw it
		840	mov eax, 1
		841	mov ebx, 21
		842	mov ecx, [esi + WDATA.box.width]
		843	mov edx, [esi + WDATA.box.height]
2453	mario79	844	; call [drawbar]
		845	call vesa20_drawbar
2436	mario79	846	;--------------------------------------
		847	align 4
		848	.exit:
1362	mikedld	849	popad
		850	ret
2436	mario79	851	;------------------------------------------------------------------------------
1362	mikedld	852	align 4
		853	;------------------------------------------------------------------------------
		854	drawwindow_III_caption: ;/////////////////////////////////////////////////////
		855	;------------------------------------------------------------------------------
		856	;?
		857	;------------------------------------------------------------------------------
		858	mov ecx, [edx + WDATA.cl_titlebar]
		859	push ecx
		860	mov esi, edx
		861	mov edx, [esi + WDATA.box.top]
		862	add edx, 4
		863	mov ebx, [esi + WDATA.box.top]
		864	add ebx, 20
		865	mov eax, [esi + WDATA.box.top]
		866	add eax, [esi + WDATA.box.height]
		867
		868	cmp ebx, eax
		869	jb @f
		870	mov ebx, eax
2436	mario79	871	;--------------------------------------
		872	align 4
		873	@@:
2288	clevermous	874	push ebx
1362	mikedld	875
		876	xor edi, edi
2436	mario79	877	;--------------------------------------
		878	align 4
		879	.next_line:
1362	mikedld	880	mov ebx, edx
		881	shl ebx, 16
		882	add ebx, edx
		883	mov eax, [esi + WDATA.box.left]
		884	shl eax, 16
		885	add eax, [esi + WDATA.box.left]
		886	add eax, [esi + WDATA.box.width]
		887	add eax, 4 * 65536 - 4
		888	mov ecx, [esi + WDATA.cl_titlebar]
		889	test ecx, 0x40000000
		890	jz @f
		891	add ecx, 0x00040404
2436	mario79	892	;--------------------------------------
		893	align 4
		894	@@:
2288	clevermous	895	test ecx, 0x80000000
1362	mikedld	896	jz @f
		897	sub ecx, 0x00040404
2436	mario79	898	;--------------------------------------
		899	align 4
		900	@@:
2288	clevermous	901	mov [esi + WDATA.cl_titlebar], ecx
1362	mikedld	902	and ecx, 0x00ffffff
2453	mario79	903	; call [draw_line]
		904	call __sys_draw_line
1362	mikedld	905	inc edx
		906	cmp edx, [esp]
		907	jb .next_line
		908
		909	add esp, 4
		910	pop [esi + WDATA.cl_titlebar]
		911	ret
2436	mario79	912	;------------------------------------------------------------------------------
1362	mikedld	913	align 4
		914	;------------------------------------------------------------------------------
		915	drawwindow_III: ;//////////////////////////////////////////////////////////////
		916	;------------------------------------------------------------------------------
		917	;?
		918	;------------------------------------------------------------------------------
		919	pushad
		920
		921	; window border
		922
		923	mov eax, [edx + WDATA.box.left - 2]
		924	mov ax, word[edx + WDATA.box.left]
		925	add ax, word[edx + WDATA.box.width]
		926	mov ebx, [edx + WDATA.box.top - 2]
		927	mov bx, word[edx + WDATA.box.top]
		928	add bx, word[edx + WDATA.box.height]
		929
		930	mov esi, [edx + WDATA.cl_frames]
		931	shr esi, 1
		932	and esi, 0x007f7f7f
		933	call draw_rectangle
		934
		935	push esi
		936	mov ecx, 3
		937	mov esi, [edx + WDATA.cl_frames]
2436	mario79	938	;--------------------------------------
		939	align 4
		940	.next_frame:
1362	mikedld	941	add eax, 1 * 65536 - 1
2458	mario79	942	add ebx, 1 * 65536 - 1
1362	mikedld	943	call draw_rectangle
		944	dec ecx
		945	jnz .next_frame
		946
		947	pop esi
		948	add eax, 1 * 65536 - 1
2458	mario79	949	add ebx, 1 * 65536 - 1
1362	mikedld	950	call draw_rectangle
		951
		952	; window caption
		953
		954	call drawwindow_III_caption
		955
		956	; window client area
		957
		958	; do we need to draw it?
		959	mov edi, [esi + WDATA.cl_workarea]
		960	test edi, 0x40000000
		961	jnz .exit
		962
		963	; does client area have a positive size on screen?
		964	mov edx, [esi + WDATA.box.top]
		965	add edx, 21 + 5
		966	mov ebx, [esi + WDATA.box.top]
		967	add ebx, [esi + WDATA.box.height]
		968	cmp edx, ebx
		969	jg .exit
		970
		971	; okay, let's draw it
		972	mov eax, 5
		973	mov ebx, 20
		974	mov ecx, [esi + WDATA.box.width]
		975	mov edx, [esi + WDATA.box.height]
		976	sub ecx, 4
		977	sub edx, 4
2453	mario79	978	; call [drawbar]
		979	call vesa20_drawbar
2436	mario79	980	;--------------------------------------
		981	align 4
		982	.exit:
1362	mikedld	983	popad
		984	ret
2436	mario79	985	;------------------------------------------------------------------------------
1362	mikedld	986	align 4
		987	;------------------------------------------------------------------------------
		988	waredraw: ;////////////////////////////////////////////////////////////////////
		989	;------------------------------------------------------------------------------
		990	;? Activate window, redrawing if necessary
		991	;------------------------------------------------------------------------------
1465	mario79	992	push -1
1391	mikedld	993	mov eax, [TASK_COUNT]
		994	lea eax, [WIN_POS + eax * 2]
		995	cmp eax, esi
1465	mario79	996	pop eax
1391	mikedld	997	je .exit
		998
1362	mikedld	999	; is it overlapped by another window now?
		1000	push ecx
		1001	call window._.check_window_draw
		1002	test ecx, ecx
		1003	pop ecx
		1004	jz .do_not_draw
		1005
		1006	; yes it is, activate and update screen buffer
		1007	call window._.window_activate
		1008
		1009	pushad
		1010	mov edi, [TASK_COUNT]
		1011	movzx esi, word[WIN_POS + edi * 2]
		1012	shl esi, 5
		1013	add esi, window_data
		1014
		1015	mov eax, [esi + WDATA.box.left]
		1016	mov ebx, [esi + WDATA.box.top]
		1017	mov ecx, [esi + WDATA.box.width]
		1018	mov edx, [esi + WDATA.box.height]
		1019
		1020	add ecx, eax
		1021	add edx, ebx
		1022
		1023	mov edi, [TASK_COUNT]
		1024	movzx esi, word[WIN_POS + edi * 2]
		1025	call window._.set_screen
5836	GerdtR	1026
5865	GerdtR	1027	call window._.set_top_wnd
5836	GerdtR	1028
2443	Serge	1029	inc [_display.mask_seqno]
1362	mikedld	1030	popad
		1031
		1032	; tell application to redraw itself
		1033	mov [edi + WDATA.fl_redraw], 1
1391	mikedld	1034	xor eax, eax
		1035	jmp .exit
2436	mario79	1036	;--------------------------------------
		1037	align 4
		1038	.do_not_draw:
1362	mikedld	1039	; no it's not, just activate the window
		1040	call window._.window_activate
1391	mikedld	1041	xor eax, eax
3576	Serge	1042	ret
		1043
2436	mario79	1044	;--------------------------------------
		1045	align 4
		1046	.exit:
1391	mikedld	1047	inc eax
1362	mikedld	1048	ret
2436	mario79	1049	;------------------------------------------------------------------------------
1362	mikedld	1050	align 4
		1051	;------------------------------------------------------------------------------
2648	mario79	1052	minimize_all_window:
		1053	push ebx ecx edx esi edi
		1054	pushfd
		1055	cli
		1056	xor edx, edx
		1057	mov eax, 2 ; we do not minimize the kernel thread N1
		1058	mov ebx, [TASK_COUNT]
		1059	;--------------------------------------
		1060	align 4
		1061	.loop:
		1062	movzx edi, word[WIN_POS + eax * 2]
		1063	shl edi, 5
		1064	; it is a unused slot?
		1065	cmp dword [edi+CURRENT_TASK+TASKDATA.state], 9
		1066	je @f
		1067	; it is a hidden thread?
		1068	lea esi, [edi*8+SLOT_BASE+APPDATA.app_name]
		1069	cmp [esi], byte '@'
		1070	je @f
		1071	; is it already minimized?
		1072	test [edi + window_data+WDATA.fl_wstate], WSTATE_MINIMIZED
		1073	jnz @f
		1074	; no it's not, let's do that
		1075	or [edi + window_data+WDATA.fl_wstate], WSTATE_MINIMIZED
		1076	inc edx
		1077	;--------------------------------------
		1078	align 4
		1079	@@:
		1080	inc eax
		1081	cmp eax, ebx
		1082	jbe .loop
		1083	; If nothing has changed
		1084	test edx, edx
		1085	jz @f
		1086
		1087	push edx
		1088	call syscall_display_settings._.calculate_whole_screen
		1089	call syscall_display_settings._.redraw_whole_screen
		1090	pop edx
		1091	;--------------------------------------
		1092	align 4
		1093	@@:
		1094	mov eax, edx
		1095	popfd
		1096	pop edi esi edx ecx ebx
		1097	ret
		1098	;------------------------------------------------------------------------------
		1099	align 4
		1100	;------------------------------------------------------------------------------
1362	mikedld	1101	minimize_window: ;/////////////////////////////////////////////////////////////
		1102	;------------------------------------------------------------------------------
		1103	;> eax = window number on screen
		1104	;------------------------------------------------------------------------------
		1105	;# corrupts [dl*]
		1106	;------------------------------------------------------------------------------
		1107	push edi
		1108	pushfd
		1109	cli
		1110
		1111	; is it already minimized?
		1112	movzx edi, word[WIN_POS + eax * 2]
		1113	shl edi, 5
		1114	add edi, window_data
		1115	test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
		1116	jnz .exit
		1117
		1118	push eax ebx ecx edx esi
		1119
		1120	; no it's not, let's do that
		1121	or [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
2620	mario79	1122	; If the window width is 0, then the action is not needed.
		1123	cmp [edi + WDATA.box.width], dword 0
		1124	je @f
		1125	; If the window height is 0, then the action is not needed.
		1126	cmp [edi + WDATA.box.height], dword 0
		1127	je @f
		1128
1362	mikedld	1129	mov eax, [edi + WDATA.box.left]
		1130	mov [draw_limits.left], eax
		1131	mov ecx, eax
		1132	add ecx, [edi + WDATA.box.width]
		1133	mov [draw_limits.right], ecx
		1134	mov ebx, [edi + WDATA.box.top]
		1135	mov [draw_limits.top], ebx
		1136	mov edx, ebx
		1137	add edx, [edi + WDATA.box.height]
		1138	mov [draw_limits.bottom], edx
2620	mario79	1139
		1140	; DEBUGF 1, "K : minimize_window\n"
		1141	; DEBUGF 1, "K : dl_left %x\n",[draw_limits.left]
		1142	; DEBUGF 1, "K : dl_right %x\n",[draw_limits.right]
		1143	; DEBUGF 1, "K : dl_top %x\n",[draw_limits.top]
		1144	; DEBUGF 1, "K : dl_bottom %x\n",[draw_limits.bottom]
1362	mikedld	1145	call calculatescreen
2620	mario79	1146	; xor esi, esi
		1147	; xor eax, eax
		1148	mov eax, edi
1362	mikedld	1149	call redrawscreen
2620	mario79	1150	;--------------------------------------
		1151	align 4
		1152	@@:
1362	mikedld	1153	pop esi edx ecx ebx eax
2436	mario79	1154	;--------------------------------------
		1155	align 4
		1156	.exit:
1362	mikedld	1157	popfd
		1158	pop edi
		1159	ret
2436	mario79	1160	;------------------------------------------------------------------------------
1362	mikedld	1161	align 4
		1162	;------------------------------------------------------------------------------
		1163	restore_minimized_window: ;////////////////////////////////////////////////////
		1164	;------------------------------------------------------------------------------
		1165	;> eax = window number on screen
		1166	;------------------------------------------------------------------------------
		1167	;# corrupts [dl*]
		1168	;------------------------------------------------------------------------------
		1169	pushad
		1170	pushfd
		1171	cli
		1172
		1173	; is it already restored?
		1174	movzx esi, word[WIN_POS + eax * 2]
		1175	mov edi, esi
		1176	shl edi, 5
		1177	add edi, window_data
		1178	test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
		1179	jz .exit
		1180
		1181	; no it's not, let's do that
		1182	mov [edi + WDATA.fl_redraw], 1
		1183	and [edi + WDATA.fl_wstate], not WSTATE_MINIMIZED
		1184	mov ebp, window._.set_screen
		1185	cmp eax, [TASK_COUNT]
		1186	jz @f
		1187	mov ebp, calculatescreen
2436	mario79	1188	;--------------------------------------
		1189	align 4
		1190	@@:
2288	clevermous	1191	mov eax, [edi + WDATA.box.left]
1362	mikedld	1192	mov ebx, [edi + WDATA.box.top]
		1193	mov ecx, [edi + WDATA.box.width]
		1194	mov edx, [edi + WDATA.box.height]
		1195	add ecx, eax
		1196	add edx, ebx
		1197	call ebp
5836	GerdtR	1198
		1199	cmp ebp, window._.set_screen
		1200	jne @f
		1201	call window._.set_top_wnd
		1202	@@:
2443	Serge	1203	inc [_display.mask_seqno]
2436	mario79	1204	;--------------------------------------
		1205	align 4
		1206	.exit:
1362	mikedld	1207	popfd
		1208	popad
		1209	ret
2436	mario79	1210	;------------------------------------------------------------------------------
1362	mikedld	1211	align 4
1391	mikedld	1212	; TODO: remove this proc
1362	mikedld	1213	;------------------------------------------------------------------------------
1391	mikedld	1214	window_check_events: ;/////////////////////////////////////////////////////////
1362	mikedld	1215	;------------------------------------------------------------------------------
1391	mikedld	1216	;?
1362	mikedld	1217	;------------------------------------------------------------------------------
		1218	; do we have window minimize/restore request?
		1219	cmp [window_minimize], 0
1391	mikedld	1220	je .exit
1362	mikedld	1221
		1222	; okay, minimize or restore top-most window and exit
		1223	mov eax, [TASK_COUNT]
		1224	mov bl, 0
		1225	xchg [window_minimize], bl
		1226	dec bl
		1227	jnz @f
		1228	call minimize_window
1391	mikedld	1229	jmp .exit
2436	mario79	1230	;--------------------------------------
		1231	align 4
		1232	@@:
2288	clevermous	1233	call restore_minimized_window
2436	mario79	1234	;--------------------------------------
		1235	align 4
		1236	.exit:
1391	mikedld	1237	ret
2436	mario79	1238	;------------------------------------------------------------------------------
1391	mikedld	1239	align 4
		1240	;------------------------------------------------------------------------------
		1241	sys_window_maximize_handler: ;/////////////////////////////////////////////////
		1242	;------------------------------------------------------------------------------
		1243	;?
		1244	;------------------------------------------------------------------------------
		1245	;> esi = process slot
		1246	;------------------------------------------------------------------------------
		1247	mov edi, esi
		1248	shl edi, 5
		1249	add edi, window_data
1362	mikedld	1250
1391	mikedld	1251	; can window change its height?
1526	diamond	1252	; only types 2 and 3 can be resized
1391	mikedld	1253	mov dl, [edi + WDATA.fl_wstyle]
1526	diamond	1254	test dl, 2
		1255	jz .exit
1362	mikedld	1256
1391	mikedld	1257	; toggle normal/maximized window state
		1258	mov bl, [edi + WDATA.fl_wstate]
		1259	xor bl, WSTATE_MAXIMIZED
1362	mikedld	1260
1391	mikedld	1261	; calculate and set appropriate window bounds
		1262	test bl, WSTATE_MAXIMIZED
		1263	jz .restore_size
1362	mikedld	1264
1391	mikedld	1265	mov eax, [screen_workarea.left]
		1266	mov ecx, [screen_workarea.top]
		1267	push [screen_workarea.bottom] \
		1268	[screen_workarea.right] \
		1269	ecx \
		1270	eax
		1271	sub [esp + BOX.width], eax
		1272	sub [esp + BOX.height], ecx
		1273	mov eax, esp
		1274	jmp .set_box
2436	mario79	1275	;--------------------------------------
		1276	align 4
		1277	.restore_size:
1391	mikedld	1278	mov eax, esi
		1279	shl eax, 8
		1280	add eax, SLOT_BASE + APPDATA.saved_box
		1281	push [eax + BOX.height] \
		1282	[eax + BOX.width] \
		1283	[eax + BOX.top] \
		1284	[eax + BOX.left]
		1285	mov eax, esp
2436	mario79	1286	;--------------------------------------
		1287	align 4
		1288	.set_box:
1391	mikedld	1289	test bl, WSTATE_ROLLEDUP
		1290	jz @f
1362	mikedld	1291
1391	mikedld	1292	xchg eax, ecx
		1293	call window._.get_rolledup_height
		1294	mov [ecx + BOX.height], eax
		1295	xchg eax, ecx
2436	mario79	1296	;--------------------------------------
		1297	align 4
		1298	@@:
2288	clevermous	1299	call window._.set_window_box
2381	hidnplayr	1300	add esp, sizeof.BOX
2436	mario79	1301	;--------------------------------------
		1302	align 4
		1303	.exit:
2443	Serge	1304	inc [_display.mask_seqno]
1391	mikedld	1305	ret
2436	mario79	1306	;------------------------------------------------------------------------------
1391	mikedld	1307	align 4
		1308	;------------------------------------------------------------------------------
		1309	sys_window_rollup_handler: ;///////////////////////////////////////////////////
		1310	;------------------------------------------------------------------------------
		1311	;?
		1312	;------------------------------------------------------------------------------
		1313	;> esi = process slot
		1314	;------------------------------------------------------------------------------
		1315	mov edx, esi
		1316	shl edx, 8
		1317	add edx, SLOT_BASE
1362	mikedld	1318
1391	mikedld	1319	; toggle normal/rolled up window state
		1320	mov bl, [edi + WDATA.fl_wstate]
		1321	xor bl, WSTATE_ROLLEDUP
1362	mikedld	1322
1391	mikedld	1323	; calculate and set appropriate window bounds
		1324	test bl, WSTATE_ROLLEDUP
		1325	jz .restore_size
1362	mikedld	1326
1391	mikedld	1327	call window._.get_rolledup_height
		1328	push eax \
		1329	[edi + WDATA.box.width] \
		1330	[edi + WDATA.box.top] \
		1331	[edi + WDATA.box.left]
		1332	mov eax, esp
		1333	jmp .set_box
2436	mario79	1334	;--------------------------------------
		1335	align 4
		1336	.restore_size:
1391	mikedld	1337	test bl, WSTATE_MAXIMIZED
		1338	jnz @f
2381	hidnplayr	1339	add esp, -sizeof.BOX
1391	mikedld	1340	lea eax, [edx + APPDATA.saved_box]
		1341	jmp .set_box
2436	mario79	1342	;--------------------------------------
		1343	align 4
		1344	@@:
2288	clevermous	1345	mov eax, [screen_workarea.top]
1391	mikedld	1346	push [screen_workarea.bottom] \
		1347	[edi + WDATA.box.width] \
		1348	eax \
		1349	[edi + WDATA.box.left]
		1350	sub [esp + BOX.height], eax
		1351	mov eax, esp
2436	mario79	1352	;--------------------------------------
		1353	align 4
		1354	.set_box:
1391	mikedld	1355	call window._.set_window_box
2381	hidnplayr	1356	add esp, sizeof.BOX
1391	mikedld	1357	ret
2436	mario79	1358	;------------------------------------------------------------------------------
1391	mikedld	1359	align 4
		1360	;------------------------------------------------------------------------------
2669	mario79	1361	;sys_window_start_moving_handler: ;/////////////////////////////////////////////
1391	mikedld	1362	;------------------------------------------------------------------------------
		1363	;?
		1364	;------------------------------------------------------------------------------
		1365	;> eax = old (original) window box
		1366	;> esi = process slot
		1367	;------------------------------------------------------------------------------
2669	mario79	1368	; mov edi, eax
		1369	; call window._.draw_negative_box
		1370	; ret
2436	mario79	1371	;------------------------------------------------------------------------------
1391	mikedld	1372	align 4
		1373	;------------------------------------------------------------------------------
		1374	sys_window_end_moving_handler: ;///////////////////////////////////////////////
		1375	;------------------------------------------------------------------------------
		1376	;?
		1377	;------------------------------------------------------------------------------
		1378	;> eax = old (original) window box
		1379	;> ebx = new (final) window box
		1380	;> esi = process slot
		1381	;------------------------------------------------------------------------------
2669	mario79	1382	; mov edi, ebx
		1383	; call window._.end_moving__box
1362	mikedld	1384
1391	mikedld	1385	mov edi, esi
		1386	shl edi, 5
		1387	add edi, window_data
1362	mikedld	1388
5870	GerdtR	1389	test [fl_moving], 1
		1390	jz @f
		1391
		1392	push edi
		1393	mov edi, ebx
		1394	call window._.draw_negative_box
		1395	pop edi
		1396	@@:
		1397
1391	mikedld	1398	mov eax, ebx
		1399	mov bl, [edi + WDATA.fl_wstate]
		1400	call window._.set_window_box
		1401	ret
2436	mario79	1402	;------------------------------------------------------------------------------
1391	mikedld	1403	align 4
		1404	;------------------------------------------------------------------------------
		1405	sys_window_moving_handler: ;///////////////////////////////////////////////////
		1406	;------------------------------------------------------------------------------
		1407	;?
		1408	;------------------------------------------------------------------------------
		1409	;> eax = old (from previous call) window box
		1410	;> ebx = new (current) window box
		1411	;> esi = process_slot
		1412	;------------------------------------------------------------------------------
		1413	mov edi, eax
		1414	call window._.draw_negative_box
		1415	mov edi, ebx
		1416	call window._.draw_negative_box
		1417	ret
		1418	;==============================================================================
		1419	;///// private functions //////////////////////////////////////////////////////
		1420	;==============================================================================
1362	mikedld	1421
1391	mikedld	1422	iglobal
		1423	FuncTable syscall_display_settings, ftable, \
5867	pathoswith	1424	00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12
1362	mikedld	1425
1391	mikedld	1426	align 4
		1427	window_topleft dd \
		1428	1, 21, \ ;type 0
		1429	0, 0, \ ;type 1
		1430	5, 20, \ ;type 2
		1431	5, ?, \ ;type 3 {set by skin}
		1432	5, ? ;type 4 {set by skin}
		1433	endg
1362	mikedld	1434
1391	mikedld	1435	;uglobal
		1436	; NOTE: commented out since doesn't provide necessary functionality anyway,
		1437	; to be reworked
		1438	; new_window_starting dd ?
		1439	;endg
2436	mario79	1440	;------------------------------------------------------------------------------
1391	mikedld	1441	align 4
		1442	;------------------------------------------------------------------------------
		1443	window._.invalidate_screen: ;//////////////////////////////////////////////////
		1444	;------------------------------------------------------------------------------
		1445	;?
		1446	;------------------------------------------------------------------------------
		1447	;> eax = old (original) window box
		1448	;> ebx = new (final) window box
		1449	;> edi = pointer to WDATA struct
		1450	;------------------------------------------------------------------------------
1362	mikedld	1451	push eax ebx
		1452
1391	mikedld	1453	; TODO: do we really need `draw_limits`?
1550	diamond	1454	; Yes, they are used by background drawing code.
2514	mario79	1455
		1456	; we need only to restore the background windows at the old place!
		1457	mov ecx, [ebx + BOX.left]
2288	clevermous	1458	mov [draw_limits.left], ecx
2514	mario79	1459	add ecx, [ebx + BOX.width]
2288	clevermous	1460	mov [draw_limits.right], ecx
2514	mario79	1461	mov ecx, [ebx + BOX.top]
2288	clevermous	1462	mov [draw_limits.top], ecx
2514	mario79	1463	add ecx, [ebx + BOX.height]
2288	clevermous	1464	mov [draw_limits.bottom], ecx
2514	mario79	1465	; recalculate screen buffer at old position
1391	mikedld	1466	push ebx
		1467	mov edx, [eax + BOX.height]
		1468	mov ecx, [eax + BOX.width]
		1469	mov ebx, [eax + BOX.top]
		1470	mov eax, [eax + BOX.left]
		1471	add ecx, eax
		1472	add edx, ebx
		1473	call calculatescreen
		1474	pop eax
2514	mario79	1475	; recalculate screen buffer at new position
1391	mikedld	1476	mov edx, [eax + BOX.height]
		1477	mov ecx, [eax + BOX.width]
		1478	mov ebx, [eax + BOX.top]
		1479	mov eax, [eax + BOX.left]
		1480	add ecx, eax
		1481	add edx, ebx
		1482	call calculatescreen
1362	mikedld	1483
1391	mikedld	1484	mov eax, edi
		1485	call redrawscreen
1362	mikedld	1486
1391	mikedld	1487	; tell window to redraw itself
		1488	mov [edi + WDATA.fl_redraw], 1
1362	mikedld	1489
1391	mikedld	1490	pop ebx eax
		1491	ret
2436	mario79	1492	;------------------------------------------------------------------------------
1391	mikedld	1493	align 4
		1494	;------------------------------------------------------------------------------
		1495	window._.set_window_box: ;/////////////////////////////////////////////////////
		1496	;------------------------------------------------------------------------------
		1497	;?
		1498	;------------------------------------------------------------------------------
		1499	;> eax = pointer to BOX struct
		1500	;> bl = new window state flags
		1501	;> edi = pointer to WDATA struct
		1502	;------------------------------------------------------------------------------
		1503	push eax ebx esi
1362	mikedld	1504
1474	diamond	1505	; don't do anything if the new box is identical to the old
2288	clevermous	1506	cmp bl, [edi + WDATA.fl_wstate]
		1507	jnz @f
		1508	mov esi, eax
		1509	push edi
1474	diamond	1510	if WDATA.box
2288	clevermous	1511	add edi, WDATA.box
1474	diamond	1512	end if
2288	clevermous	1513	mov ecx, 4
		1514	repz cmpsd
		1515	pop edi
		1516	jz .exit
2436	mario79	1517	;--------------------------------------
		1518	align 4
1474	diamond	1519	@@:
2381	hidnplayr	1520	add esp, -sizeof.BOX
1391	mikedld	1521	mov ebx, esp
1424	diamond	1522	if WDATA.box
1391	mikedld	1523	lea esi, [edi + WDATA.box]
1424	diamond	1524	else
2288	clevermous	1525	mov esi, edi ; optimization for WDATA.box = 0
1424	diamond	1526	end if
1391	mikedld	1527	xchg eax, esi
2381	hidnplayr	1528	mov ecx, sizeof.BOX
1391	mikedld	1529	call memmove
		1530	xchg eax, esi
		1531	xchg ebx, esi
		1532	call memmove
1424	diamond	1533	mov eax, ebx
		1534	mov ebx, esi
1391	mikedld	1535	call window._.check_window_position
		1536	call window._.set_window_clientbox
		1537	call window._.invalidate_screen
1362	mikedld	1538
2381	hidnplayr	1539	add esp, sizeof.BOX
1362	mikedld	1540
1391	mikedld	1541	mov cl, [esp + 4]
		1542	mov ch, cl
		1543	xchg cl, [edi + WDATA.fl_wstate]
1362	mikedld	1544
1391	mikedld	1545	or cl, ch
		1546	test cl, WSTATE_MAXIMIZED
		1547	jnz .exit
1362	mikedld	1548
1391	mikedld	1549	mov eax, edi
		1550	sub eax, window_data
		1551	shl eax, 3
		1552	add eax, SLOT_BASE
1362	mikedld	1553
1391	mikedld	1554	lea ebx, [edi + WDATA.box]
		1555	xchg esp, ebx
1362	mikedld	1556
1391	mikedld	1557	pop [eax + APPDATA.saved_box.left] \
		1558	[eax + APPDATA.saved_box.top] \
		1559	[eax + APPDATA.saved_box.width] \
		1560	edx
1362	mikedld	1561
1391	mikedld	1562	xchg esp, ebx
1362	mikedld	1563
1391	mikedld	1564	test ch, WSTATE_ROLLEDUP
		1565	jnz .exit
1362	mikedld	1566
1391	mikedld	1567	mov [eax + APPDATA.saved_box.height], edx
2436	mario79	1568	;--------------------------------------
		1569	align 4
		1570	.exit:
1391	mikedld	1571	pop esi ebx eax
		1572	ret
2436	mario79	1573	;------------------------------------------------------------------------------
1391	mikedld	1574	align 4
		1575	;------------------------------------------------------------------------------
		1576	window._.set_window_clientbox: ;///////////////////////////////////////////////
		1577	;------------------------------------------------------------------------------
		1578	;?
		1579	;------------------------------------------------------------------------------
		1580	;> edi = pointer to WDATA struct
		1581	;------------------------------------------------------------------------------
		1582	push eax ecx edi
1362	mikedld	1583
1391	mikedld	1584	mov eax, [_skinh]
		1585	mov [window_topleft + 8 * 3 + 4], eax
		1586	mov [window_topleft + 8 * 4 + 4], eax
1362	mikedld	1587
1391	mikedld	1588	mov ecx, edi
		1589	sub edi, window_data
		1590	shl edi, 3
		1591	test [ecx + WDATA.fl_wstyle], WSTYLE_CLIENTRELATIVE
		1592	jz .whole_window
1362	mikedld	1593
1391	mikedld	1594	movzx eax, [ecx + WDATA.fl_wstyle]
		1595	and eax, 0x0F
		1596	mov eax, [eax * 8 + window_topleft + 0]
		1597	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.left], eax
		1598	shl eax, 1
		1599	neg eax
		1600	add eax, [ecx + WDATA.box.width]
		1601	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.width], eax
1362	mikedld	1602
1391	mikedld	1603	movzx eax, [ecx + WDATA.fl_wstyle]
		1604	and eax, 0x0F
		1605	push [eax * 8 + window_topleft + 0]
		1606	mov eax, [eax * 8 + window_topleft + 4]
		1607	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.top], eax
		1608	neg eax
		1609	sub eax, [esp]
		1610	add eax, [ecx + WDATA.box.height]
		1611	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.height], eax
		1612	add esp, 4
		1613	jmp .exit
2436	mario79	1614	;--------------------------------------
		1615	align 4
		1616	.whole_window:
1391	mikedld	1617	xor eax, eax
		1618	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.left], eax
		1619	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.top], eax
		1620	mov eax, [ecx + WDATA.box.width]
		1621	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.width], eax
		1622	mov eax, [ecx + WDATA.box.height]
		1623	mov [edi + SLOT_BASE + APPDATA.wnd_clientbox.height], eax
2436	mario79	1624	;--------------------------------------
		1625	align 4
		1626	.exit:
1391	mikedld	1627	pop edi ecx eax
		1628	ret
2436	mario79	1629	;------------------------------------------------------------------------------
1391	mikedld	1630	align 4
		1631	;------------------------------------------------------------------------------
		1632	window._.sys_set_window: ;/////////////////////////////////////////////////////
		1633	;------------------------------------------------------------------------------
		1634	;?
		1635	;------------------------------------------------------------------------------
		1636	;< edx = pointer to WDATA struct
		1637	;------------------------------------------------------------------------------
		1638	mov eax, [CURRENT_TASK]
		1639	shl eax, 5
		1640	add eax, window_data
1362	mikedld	1641
1391	mikedld	1642	; save window colors
		1643	mov [eax + WDATA.cl_workarea], edx
		1644	mov [eax + WDATA.cl_titlebar], esi
		1645	mov [eax + WDATA.cl_frames], edi
1362	mikedld	1646
1391	mikedld	1647	mov edi, eax
1362	mikedld	1648
1391	mikedld	1649	; was it already defined before?
		1650	test [edi + WDATA.fl_wdrawn], 1
		1651	jnz .set_client_box
1563	diamond	1652	or [edi + WDATA.fl_wdrawn], 1
2503	mario79	1653	; After first draw_window we need redraw mouse necessarily!
		1654	; Otherwise the user can see cursor specified by f.37.5 from another window.
		1655	; He will be really unhappy! He is terrible in rage - usually he throws stones!
		1656	mov [redrawmouse_unconditional], 1
3534	clevermous	1657	call wakeup_osloop
1391	mikedld	1658	; NOTE: commented out since doesn't provide necessary functionality
		1659	; anyway, to be reworked
		1660	; mov eax, [timer_ticks] ; [0xfdf0]
		1661	; add eax, 100
		1662	; mov [new_window_starting], eax
		1663
		1664	; no it wasn't, performing initial window definition
		1665	movzx eax, bx
1362	mikedld	1666	mov [edi + WDATA.box.width], eax
1391	mikedld	1667	movzx eax, cx
1362	mikedld	1668	mov [edi + WDATA.box.height], eax
1391	mikedld	1669	sar ebx, 16
		1670	sar ecx, 16
		1671	mov [edi + WDATA.box.left], ebx
		1672	mov [edi + WDATA.box.top], ecx
1362	mikedld	1673
1391	mikedld	1674	call window._.check_window_position
1362	mikedld	1675
1391	mikedld	1676	push ecx edi
1362	mikedld	1677
1391	mikedld	1678	mov cl, [edi + WDATA.fl_wstyle]
		1679	mov eax, [edi + WDATA.cl_frames]
1362	mikedld	1680
1391	mikedld	1681	sub edi, window_data
		1682	shl edi, 3
		1683	add edi, SLOT_BASE
1362	mikedld	1684
1391	mikedld	1685	and cl, 0x0F
		1686	cmp cl, 3
		1687	je @f
		1688	cmp cl, 4
		1689	je @f
1362	mikedld	1690
1391	mikedld	1691	xor eax, eax
2436	mario79	1692	;--------------------------------------
		1693	align 4
		1694	@@:
2288	clevermous	1695	mov [edi + APPDATA.wnd_caption], eax
1362	mikedld	1696
1391	mikedld	1697	mov esi, [esp]
		1698	add edi, APPDATA.saved_box
		1699	movsd
		1700	movsd
		1701	movsd
		1702	movsd
1362	mikedld	1703
1391	mikedld	1704	pop edi ecx
		1705
		1706	mov esi, [CURRENT_TASK]
		1707	movzx esi, word[WIN_STACK + esi * 2]
		1708	lea esi, [WIN_POS + esi * 2]
		1709	call waredraw
		1710
1362	mikedld	1711	mov eax, [edi + WDATA.box.left]
		1712	mov ebx, [edi + WDATA.box.top]
		1713	mov ecx, [edi + WDATA.box.width]
		1714	mov edx, [edi + WDATA.box.height]
		1715	add ecx, eax
		1716	add edx, ebx
		1717	call calculatescreen
		1718
1391	mikedld	1719	mov byte[KEY_COUNT], 0 ; empty keyboard buffer
		1720	mov byte[BTN_COUNT], 0 ; empty button buffer
2436	mario79	1721	;--------------------------------------
		1722	align 4
		1723	.set_client_box:
1391	mikedld	1724	; update window client box coordinates
		1725	call window._.set_window_clientbox
1362	mikedld	1726
1391	mikedld	1727	; reset window redraw flag and exit
		1728	mov [edi + WDATA.fl_redraw], 0
		1729	mov edx, edi
		1730	ret
2436	mario79	1731	;------------------------------------------------------------------------------
1391	mikedld	1732	align 4
		1733	;------------------------------------------------------------------------------
		1734	window._.check_window_position: ;//////////////////////////////////////////////
		1735	;------------------------------------------------------------------------------
		1736	;? Check if window is inside screen area
		1737	;------------------------------------------------------------------------------
		1738	;> edi = pointer to WDATA
		1739	;------------------------------------------------------------------------------
		1740	push eax ebx ecx edx esi
1362	mikedld	1741
1391	mikedld	1742	mov eax, [edi + WDATA.box.left]
		1743	mov ebx, [edi + WDATA.box.top]
		1744	mov ecx, [edi + WDATA.box.width]
		1745	mov edx, [edi + WDATA.box.height]
1362	mikedld	1746
5350	serge	1747	mov esi, [_display.width]
1391	mikedld	1748	cmp ecx, esi
5350	serge	1749	jae .fix_width_high
2436	mario79	1750	;--------------------------------------
		1751	align 4
		1752	.check_left:
1391	mikedld	1753	or eax, eax
		1754	jl .fix_left_low
		1755	add eax, ecx
		1756	cmp eax, esi
5350	serge	1757	jge .fix_left_high
2436	mario79	1758	;--------------------------------------
		1759	align 4
		1760	.check_height:
5350	serge	1761	mov esi, [_display.height]
1391	mikedld	1762	cmp edx, esi
5350	serge	1763	jae .fix_height_high
2436	mario79	1764	;--------------------------------------
		1765	align 4
		1766	.check_top:
1391	mikedld	1767	or ebx, ebx
		1768	jl .fix_top_low
		1769	add ebx, edx
		1770	cmp ebx, esi
5350	serge	1771	jge .fix_top_high
2436	mario79	1772	;--------------------------------------
		1773	align 4
		1774	.exit:
1391	mikedld	1775	pop esi edx ecx ebx eax
1362	mikedld	1776	ret
2436	mario79	1777	;--------------------------------------
		1778	align 4
		1779	.fix_width_high:
1391	mikedld	1780	mov ecx, esi
		1781	mov [edi + WDATA.box.width], esi
		1782	jmp .check_left
2436	mario79	1783	;--------------------------------------
		1784	align 4
		1785	.fix_left_low:
1391	mikedld	1786	xor eax, eax
		1787	mov [edi + WDATA.box.left], eax
		1788	jmp .check_height
2436	mario79	1789	;--------------------------------------
		1790	align 4
		1791	.fix_left_high:
1391	mikedld	1792	mov eax, esi
		1793	sub eax, ecx
		1794	mov [edi + WDATA.box.left], eax
		1795	jmp .check_height
2436	mario79	1796	;--------------------------------------
		1797	align 4
		1798	.fix_height_high:
1391	mikedld	1799	mov edx, esi
		1800	mov [edi + WDATA.box.height], esi
		1801	jmp .check_top
2436	mario79	1802	;--------------------------------------
		1803	align 4
		1804	.fix_top_low:
1391	mikedld	1805	xor ebx, ebx
		1806	mov [edi + WDATA.box.top], ebx
		1807	jmp .exit
2436	mario79	1808	;--------------------------------------
		1809	align 4
		1810	.fix_top_high:
1391	mikedld	1811	mov ebx, esi
		1812	sub ebx, edx
		1813	mov [edi + WDATA.box.top], ebx
		1814	jmp .exit
2436	mario79	1815	;------------------------------------------------------------------------------
1362	mikedld	1816	align 4
		1817	;------------------------------------------------------------------------------
		1818	window._.get_titlebar_height: ;////////////////////////////////////////////////
		1819	;------------------------------------------------------------------------------
1391	mikedld	1820	;?
		1821	;------------------------------------------------------------------------------
1362	mikedld	1822	;> edi = pointer to WDATA
		1823	;------------------------------------------------------------------------------
		1824	mov al, [edi + WDATA.fl_wstyle]
		1825	and al, 0x0f
		1826	cmp al, 0x03
		1827	jne @f
		1828	mov eax, [_skinh]
		1829	ret
2436	mario79	1830	;--------------------------------------
		1831	align 4
		1832	@@:
2288	clevermous	1833	mov eax, 21
1362	mikedld	1834	ret
2436	mario79	1835	;------------------------------------------------------------------------------
1362	mikedld	1836	align 4
		1837	;------------------------------------------------------------------------------
		1838	window._.get_rolledup_height: ;////////////////////////////////////////////////
		1839	;------------------------------------------------------------------------------
1391	mikedld	1840	;?
		1841	;------------------------------------------------------------------------------
1362	mikedld	1842	;> edi = pointer to WDATA
		1843	;------------------------------------------------------------------------------
		1844	mov al, [edi + WDATA.fl_wstyle]
		1845	and al, 0x0f
		1846	cmp al, 0x03
		1847	jb @f
		1848	mov eax, [_skinh]
		1849	add eax, 3
		1850	ret
2436	mario79	1851	;--------------------------------------
		1852	align 4
		1853	@@:
2288	clevermous	1854	or al, al
1362	mikedld	1855	jnz @f
		1856	mov eax, 21
		1857	ret
2436	mario79	1858	;--------------------------------------
		1859	align 4
		1860	@@:
2288	clevermous	1861	mov eax, 21 + 2
1362	mikedld	1862	ret
2436	mario79	1863	;------------------------------------------------------------------------------
1362	mikedld	1864	align 4
		1865	;------------------------------------------------------------------------------
		1866	window._.set_screen: ;/////////////////////////////////////////////////////////
		1867	;------------------------------------------------------------------------------
		1868	;? Reserve window area in screen buffer
		1869	;------------------------------------------------------------------------------
		1870	;> eax = left
		1871	;> ebx = top
		1872	;> ecx = right
		1873	;> edx = bottom
		1874	;> esi = process number
		1875	;------------------------------------------------------------------------------
		1876	virtual at esp
		1877	ff_x dd ?
		1878	ff_y dd ?
		1879	ff_width dd ?
		1880	ff_xsz dd ?
		1881	ff_ysz dd ?
		1882	ff_scale dd ?
		1883	end virtual
		1884
		1885	pushad
		1886
		1887	cmp esi, 1
		1888	jz .check_for_shaped_window
		1889	mov edi, esi
		1890	shl edi, 5
		1891	cmp [window_data + edi + WDATA.box.width], 0
		1892	jnz .check_for_shaped_window
		1893	cmp [window_data + edi + WDATA.box.height], 0
		1894	jz .exit
2436	mario79	1895	;--------------------------------------
		1896	align 4
		1897	.check_for_shaped_window:
1362	mikedld	1898	mov edi, esi
		1899	shl edi, 8
		1900	add edi, SLOT_BASE
		1901	cmp [edi + APPDATA.wnd_shape], 0
		1902	jne .shaped_window
		1903
		1904	; get x&y size
		1905	sub ecx, eax
		1906	sub edx, ebx
		1907	inc ecx
		1908	inc edx
		1909
		1910	; get WinMap start
1368	mikedld	1911	push esi
4424	Serge	1912	mov esi, [_display.width]
2446	mario79	1913	mov edi, [d_width_calc_area + ebx*4]
		1914
1362	mikedld	1915	add edi, eax
5351	serge	1916	add edi, [_display.win_map]
1368	mikedld	1917	pop eax
		1918	mov ah, al
		1919	push ax
		1920	shl eax, 16
		1921	pop ax
2436	mario79	1922	;--------------------------------------
		1923	align 4
		1924	.next_line:
1362	mikedld	1925	push ecx
1368	mikedld	1926	shr ecx, 2
2288	clevermous	1927	rep stosd
1368	mikedld	1928	mov ecx, [esp]
		1929	and ecx, 3
2288	clevermous	1930	rep stosb
1362	mikedld	1931	pop ecx
1368	mikedld	1932	add edi, esi
1362	mikedld	1933	sub edi, ecx
		1934	dec edx
		1935	jnz .next_line
		1936
		1937	jmp .exit
2436	mario79	1938	;--------------------------------------
		1939	align 4
		1940	.shaped_window:
1362	mikedld	1941	; for (y=0; y <= x_size; y++)
		1942	; for (x=0; x <= x_size; x++)
		1943	; if (shape[coord(x,y,scale)]==1)
		1944	; set_pixel(x, y, process_number);
		1945
		1946	sub ecx, eax
		1947	sub edx, ebx
		1948	inc ecx
		1949	inc edx
		1950
		1951	push [edi + APPDATA.wnd_shape_scale] ; push scale first -> for loop
		1952
		1953	; get WinMap start -> ebp
		1954	push eax
2446	mario79	1955	mov eax, [d_width_calc_area + ebx*4]
		1956
1362	mikedld	1957	add eax, [esp]
5351	serge	1958	add eax, [_display.win_map]
1362	mikedld	1959	mov ebp, eax
		1960
		1961	mov edi, [edi + APPDATA.wnd_shape]
		1962	pop eax
		1963
		1964	; eax = x_start
		1965	; ebx = y_start
		1966	; ecx = x_size
		1967	; edx = y_size
		1968	; esi = process_number
		1969	; edi = &shape
		1970	; [scale]
		1971	push edx ecx ; for loop - x,y size
		1972
		1973	mov ecx, esi
		1974	shl ecx, 5
		1975	mov edx, [window_data + ecx + WDATA.box.top]
		1976	push [window_data + ecx + WDATA.box.width] ; for loop - width
		1977	mov ecx, [window_data + ecx + WDATA.box.left]
		1978	sub ebx, edx
		1979	sub eax, ecx
		1980	push ebx eax ; for loop - x,y
		1981
		1982	add [ff_xsz], eax
		1983	add [ff_ysz], ebx
		1984
		1985	mov ebx, [ff_y]
2436	mario79	1986	;--------------------------------------
		1987	align 4
		1988	.ff_new_y:
1362	mikedld	1989	mov edx, [ff_x]
2436	mario79	1990	;--------------------------------------
		1991	align 4
		1992	.ff_new_x:
1362	mikedld	1993	; -- body --
		1994	mov ecx, [ff_scale]
		1995	mov eax, [ff_width]
		1996	inc eax
		1997	shr eax, cl
		1998	push ebx edx
		1999	shr ebx, cl
		2000	shr edx, cl
		2001	imul eax, ebx
		2002	add eax, edx
		2003	pop edx ebx
		2004	add eax, edi
		2005	call .read_byte
2288	clevermous	2006	test al, al
1362	mikedld	2007	jz @f
		2008	mov eax, esi
		2009	mov [ebp], al
		2010	; -- end body --
2436	mario79	2011	;--------------------------------------
		2012	align 4
		2013	@@:
2288	clevermous	2014	inc ebp
1362	mikedld	2015	inc edx
		2016	cmp edx, [ff_xsz]
		2017	jb .ff_new_x
		2018
		2019	sub ebp, [ff_xsz]
		2020	add ebp, [ff_x]
5350	serge	2021	add ebp, [_display.width] ; screen.x
1362	mikedld	2022	inc ebx
		2023	cmp ebx, [ff_ysz]
		2024	jb .ff_new_y
		2025
		2026	add esp, 24
2436	mario79	2027	;--------------------------------------
		2028	align 4
		2029	.exit:
1362	mikedld	2030	popad
2443	Serge	2031	inc [_display.mask_seqno]
1362	mikedld	2032	ret
2436	mario79	2033	;--------------------------------------
		2034	align 4
		2035	.read_byte:
1362	mikedld	2036	; eax - address
		2037	; esi - slot
		2038	push eax ecx edx esi
		2039	xchg eax, esi
		2040	lea ecx, [esp + 12]
		2041	mov edx, 1
		2042	call read_process_memory
		2043	pop esi edx ecx eax
		2044	ret
2436	mario79	2045	;------------------------------------------------------------------------------
1362	mikedld	2046	align 4
		2047	;------------------------------------------------------------------------------
		2048	window._.window_activate: ;////////////////////////////////////////////////////
		2049	;------------------------------------------------------------------------------
		2050	;? Activate window
		2051	;------------------------------------------------------------------------------
		2052	;> esi = pointer to WIN_POS+ window data
		2053	;------------------------------------------------------------------------------
		2054	push eax ebx
		2055
		2056	; if type of current active window is 3 or 4, it must be redrawn
1368	mikedld	2057	mov ebx, [TASK_COUNT]
5350	serge	2058
2288	clevermous	2059	; DEBUGF 1, "K : TASK_COUNT (0x%x)\n", ebx
5350	serge	2060
1368	mikedld	2061	movzx ebx, word[WIN_POS + ebx * 2]
		2062	shl ebx, 5
1362	mikedld	2063	add eax, window_data
1368	mikedld	2064	mov al, [window_data + ebx + WDATA.fl_wstyle]
		2065	and al, 0x0f
		2066	cmp al, 0x03
1362	mikedld	2067	je .set_window_redraw_flag
1368	mikedld	2068	cmp al, 0x04
		2069	jne .move_others_down
2436	mario79	2070	;--------------------------------------
		2071	align 4
		2072	.set_window_redraw_flag:
1368	mikedld	2073	mov [window_data + ebx + WDATA.fl_redraw], 1
2436	mario79	2074	;--------------------------------------
		2075	align 4
		2076	.move_others_down:
1362	mikedld	2077	; ax <- process no
1368	mikedld	2078	movzx ebx, word[esi]
1362	mikedld	2079	; ax <- position in window stack
1368	mikedld	2080	movzx ebx, word[WIN_STACK + ebx * 2]
1362	mikedld	2081
		2082	; drop others
1368	mikedld	2083	xor eax, eax
2436	mario79	2084	;--------------------------------------
		2085	align 4
		2086	.next_stack_window:
1368	mikedld	2087	cmp eax, [TASK_COUNT]
1362	mikedld	2088	jae .move_self_up
1368	mikedld	2089	inc eax
5350	serge	2090
2288	clevermous	2091	; push ebx
		2092	; xor ebx,ebx
		2093	; mov bx,[WIN_STACK + eax * 2]
		2094	; DEBUGF 1, "K : DEC WIN_STACK (0x%x)\n",ebx
		2095	; pop ebx
5350	serge	2096
1368	mikedld	2097	cmp [WIN_STACK + eax * 2], bx
1362	mikedld	2098	jbe .next_stack_window
1368	mikedld	2099	dec word[WIN_STACK + eax * 2]
1362	mikedld	2100	jmp .next_stack_window
2436	mario79	2101	;--------------------------------------
		2102	align 4
		2103	.move_self_up:
1368	mikedld	2104	movzx ebx, word[esi]
1362	mikedld	2105	; number of processes
1368	mikedld	2106	mov ax, [TASK_COUNT]
1362	mikedld	2107	; this is the last (and the upper)
1368	mikedld	2108	mov [WIN_STACK + ebx * 2], ax
1362	mikedld	2109
		2110	; update on screen - window stack
1368	mikedld	2111	xor eax, eax
2436	mario79	2112	;--------------------------------------
		2113	align 4
		2114	.next_window_pos:
1368	mikedld	2115	cmp eax, [TASK_COUNT]
1362	mikedld	2116	jae .reset_vars
1368	mikedld	2117	inc eax
		2118	movzx ebx, word[WIN_STACK + eax * 2]
		2119	mov [WIN_POS + ebx * 2], ax
1362	mikedld	2120	jmp .next_window_pos
2436	mario79	2121	;--------------------------------------
		2122	align 4
		2123	.reset_vars:
1362	mikedld	2124	mov byte[KEY_COUNT], 0
		2125	mov byte[BTN_COUNT], 0
		2126	mov word[MOUSE_SCROLL_H], 0
		2127	mov word[MOUSE_SCROLL_V], 0
		2128
		2129	pop ebx eax
		2130	ret
2244	mario79	2131	;------------------------------------------------------------------------------
		2132	window._.window_deactivate: ;////////////////////////////////////////////////////
		2133	;------------------------------------------------------------------------------
		2134	;? Deactivate window
		2135	;------------------------------------------------------------------------------
		2136	;> esi = pointer to WIN_POS+ window data
		2137	;------------------------------------------------------------------------------
2288	clevermous	2138	push eax ebx
2436	mario79	2139	;--------------------------------------
		2140	align 4
2244	mario79	2141	.move_others_up:
2288	clevermous	2142	; ax <- process no
		2143	movzx ebx, word[esi]
		2144	; ax <- position in window stack
		2145	movzx ebx, word[WIN_STACK + ebx * 2]
		2146	; up others
		2147	xor eax, eax
2436	mario79	2148	;--------------------------------------
		2149	align 4
2244	mario79	2150	.next_stack_window:
2288	clevermous	2151	cmp eax, [TASK_COUNT]
		2152	jae .move_self_down
		2153	inc eax
		2154	cmp [WIN_STACK + eax * 2], bx
		2155	jae .next_stack_window
		2156	inc word[WIN_STACK + eax * 2]
		2157	jmp .next_stack_window
2436	mario79	2158	;--------------------------------------
		2159	align 4
2244	mario79	2160	.move_self_down:
2288	clevermous	2161	movzx ebx, word[esi]
		2162	; this is the last (and the low)
		2163	mov [WIN_STACK + ebx * 2], word 1
		2164	; update on screen - window stack
		2165	xor eax, eax
2436	mario79	2166	;--------------------------------------
		2167	align 4
2244	mario79	2168	.next_window_pos:
2288	clevermous	2169	cmp eax, [TASK_COUNT]
		2170	jae .reset_vars
		2171	inc eax
		2172	movzx ebx, word[WIN_STACK + eax * 2]
		2173	mov [WIN_POS + ebx * 2], ax
		2174	jmp .next_window_pos
2436	mario79	2175	;--------------------------------------
		2176	align 4
2244	mario79	2177	.reset_vars:
2288	clevermous	2178	mov byte[KEY_COUNT], 0
		2179	mov byte[BTN_COUNT], 0
		2180	mov word[MOUSE_SCROLL_H], 0
		2181	mov word[MOUSE_SCROLL_V], 0
		2182	pop ebx eax
		2183	ret
5350	serge	2184	;------------------------------------------------------------------------------
1362	mikedld	2185	align 4
		2186	;------------------------------------------------------------------------------
		2187	window._.check_window_draw: ;//////////////////////////////////////////////////
		2188	;------------------------------------------------------------------------------
		2189	;? Check if window is necessary to draw
		2190	;------------------------------------------------------------------------------
		2191	;> edi = pointer to WDATA
		2192	;------------------------------------------------------------------------------
		2193	mov cl, [edi + WDATA.fl_wstyle]
		2194	and cl, 0x0f
1391	mikedld	2195	cmp cl, 3
1362	mikedld	2196	je .exit.redraw ; window type 3
1391	mikedld	2197	cmp cl, 4
1362	mikedld	2198	je .exit.redraw ; window type 4
		2199
		2200	push eax ebx edx esi
		2201
		2202	mov eax, edi
		2203	sub eax, window_data
		2204	shr eax, 5
		2205
		2206	movzx eax, word[WIN_STACK + eax * 2] ; get value of the curr process
		2207	lea esi, [WIN_POS + eax * 2] ; get address of this process at 0xC400
2436	mario79	2208	;--------------------------------------
		2209	align 4
		2210	.next_window:
1362	mikedld	2211	add esi, 2
		2212
		2213	mov eax, [TASK_COUNT]
		2214	lea eax, word[WIN_POS + eax * 2] ; number of the upper window
		2215
		2216	cmp esi, eax
		2217	ja .exit.no_redraw
		2218
		2219	movzx edx, word[esi]
		2220	shl edx, 5
		2221	cmp [CURRENT_TASK + edx + TASKDATA.state], TSTATE_FREE
		2222	je .next_window
		2223
		2224	mov eax, [edi + WDATA.box.top]
		2225	mov ebx, [edi + WDATA.box.height]
		2226	add ebx, eax
		2227
		2228	mov ecx, [window_data + edx + WDATA.box.top]
		2229	cmp ecx, ebx
		2230	jge .next_window
		2231	add ecx, [window_data + edx + WDATA.box.height]
		2232	cmp eax, ecx
		2233	jge .next_window
		2234
		2235	mov eax, [edi + WDATA.box.left]
		2236	mov ebx, [edi + WDATA.box.width]
		2237	add ebx, eax
		2238
		2239	mov ecx, [window_data + edx + WDATA.box.left]
		2240	cmp ecx, ebx
		2241	jge .next_window
		2242	add ecx, [window_data + edx + WDATA.box.width]
		2243	cmp eax, ecx
		2244	jge .next_window
		2245
		2246	pop esi edx ebx eax
2436	mario79	2247	;--------------------------------------
		2248	align 4
		2249	.exit.redraw:
1362	mikedld	2250	xor ecx, ecx
		2251	inc ecx
		2252	ret
2436	mario79	2253	;--------------------------------------
		2254	align 4
		2255	.exit.no_redraw:
1362	mikedld	2256	pop esi edx ebx eax
		2257	xor ecx, ecx
		2258	ret
2436	mario79	2259	;------------------------------------------------------------------------------
1362	mikedld	2260	align 4
		2261	;------------------------------------------------------------------------------
1391	mikedld	2262	window._.draw_window_caption: ;////////////////////////////////////////////////
1362	mikedld	2263	;------------------------------------------------------------------------------
1391	mikedld	2264	;?
1362	mikedld	2265	;------------------------------------------------------------------------------
1391	mikedld	2266	xor eax, eax
		2267	mov edx, [TASK_COUNT]
		2268	movzx edx, word[WIN_POS + edx * 2]
		2269	cmp edx, [CURRENT_TASK]
		2270	jne @f
		2271	inc eax
2436	mario79	2272	;--------------------------------------
		2273	align 4
		2274	@@:
2288	clevermous	2275	mov edx, [CURRENT_TASK]
1391	mikedld	2276	shl edx, 5
		2277	add edx, window_data
		2278	movzx ebx, [edx + WDATA.fl_wstyle]
		2279	and bl, 0x0F
		2280	cmp bl, 3
		2281	je .draw_caption_style_3
		2282	cmp bl, 4
		2283	je .draw_caption_style_3
1362	mikedld	2284
1391	mikedld	2285	jmp .not_style_3
2436	mario79	2286	;--------------------------------------
		2287	align 4
		2288	.draw_caption_style_3:
1391	mikedld	2289	push edx
		2290	call drawwindow_IV_caption
		2291	add esp, 4
		2292	jmp .2
2436	mario79	2293	;--------------------------------------
		2294	align 4
		2295	.not_style_3:
1391	mikedld	2296	cmp bl, 2
		2297	jne .not_style_2
		2298
		2299	call drawwindow_III_caption
		2300	jmp .2
2436	mario79	2301	;--------------------------------------
		2302	align 4
		2303	.not_style_2:
1391	mikedld	2304	cmp bl, 0
		2305	jne .2
		2306
		2307	call drawwindow_I_caption
2436	mario79	2308	;--------------------------------------
		2309	align 4
		2310	.2:
2288	clevermous	2311	mov edi, [CURRENT_TASK]
1391	mikedld	2312	shl edi, 5
		2313	test [edi + window_data + WDATA.fl_wstyle], WSTYLE_HASCAPTION
		2314	jz .exit
		2315	mov edx, [edi * 8 + SLOT_BASE + APPDATA.wnd_caption]
		2316	or edx, edx
		2317	jz .exit
		2318
		2319	movzx eax, [edi + window_data + WDATA.fl_wstyle]
		2320	and al, 0x0F
		2321	cmp al, 3
		2322	je .skinned
		2323	cmp al, 4
		2324	je .skinned
		2325
		2326	jmp .not_skinned
2436	mario79	2327	;--------------------------------------
		2328	align 4
		2329	.skinned:
1391	mikedld	2330	mov ebp, [edi + window_data + WDATA.box.left - 2]
		2331	mov bp, word[edi + window_data + WDATA.box.top]
		2332	movzx eax, word[edi + window_data + WDATA.box.width]
		2333	sub ax, [_skinmargins.left]
		2334	sub ax, [_skinmargins.right]
		2335	push edx
		2336	cwde
		2337	cdq
		2338	mov ebx, 6
		2339	idiv ebx
		2340	pop edx
		2341	or eax, eax
		2342	js .exit
		2343
		2344	mov esi, eax
		2345	mov ebx, dword[_skinmargins.left - 2]
		2346	mov bx, word[_skinh]
		2347	sub bx, [_skinmargins.bottom]
		2348	sub bx, [_skinmargins.top]
		2349	sar bx, 1
		2350	adc bx, 0
		2351	add bx, [_skinmargins.top]
		2352	add bx, -3
		2353	add ebx, ebp
		2354	jmp .dodraw
2436	mario79	2355	;--------------------------------------
		2356	align 4
		2357	.not_skinned:
1391	mikedld	2358	cmp al, 1
		2359	je .exit
		2360
		2361	mov ebp, [edi + window_data + WDATA.box.left - 2]
		2362	mov bp, word[edi + window_data + WDATA.box.top]
		2363	movzx eax, word[edi + window_data + WDATA.box.width]
		2364	sub eax, 16
		2365	push edx
		2366	cwde
		2367	cdq
		2368	mov ebx, 6
		2369	idiv ebx
		2370	pop edx
		2371	or eax, eax
		2372	js .exit
		2373
		2374	mov esi, eax
		2375	mov ebx, 0x00080007
		2376	add ebx, ebp
2436	mario79	2377	;--------------------------------------
		2378	align 4
		2379	.dodraw:
1391	mikedld	2380	mov ecx, [common_colours + 16]
		2381	or ecx, 0x80000000
		2382	xor edi, edi
		2383	call dtext_asciiz_esi
2436	mario79	2384	;--------------------------------------
		2385	align 4
		2386	.exit:
2453	mario79	2387	; call [draw_pointer]
		2388	call __sys_draw_pointer
1362	mikedld	2389	ret
2436	mario79	2390	;------------------------------------------------------------------------------
1391	mikedld	2391	align 4
		2392	;------------------------------------------------------------------------------
		2393	window._.draw_negative_box: ;//////////////////////////////////////////////////
		2394	;------------------------------------------------------------------------------
		2395	;? Draw negative box
		2396	;------------------------------------------------------------------------------
		2397	;> edi = pointer to BOX struct
		2398	;------------------------------------------------------------------------------
		2399	push eax ebx esi
2233	mario79	2400	mov esi, 0x01000000
2436	mario79	2401	;--------------------------------------
		2402	align 4
2233	mario79	2403	.1:
1391	mikedld	2404	mov eax, [edi + BOX.left - 2]
		2405	mov ax, word[edi + BOX.left]
		2406	add ax, word[edi + BOX.width]
		2407	mov ebx, [edi + BOX.top - 2]
		2408	mov bx, word[edi + BOX.top]
		2409	add bx, word[edi + BOX.height]
		2410	call draw_rectangle.forced
		2411	pop esi ebx eax
		2412	ret
2233	mario79	2413	;------------------------------------------------------------------------------
2669	mario79	2414	;align 4
2436	mario79	2415	;------------------------------------------------------------------------------
2669	mario79	2416	;window._.end_moving__box: ;//////////////////////////////////////////////////
2233	mario79	2417	;------------------------------------------------------------------------------
		2418	;? Draw positive box
		2419	;------------------------------------------------------------------------------
		2420	;> edi = pointer to BOX struct
		2421	;------------------------------------------------------------------------------
2669	mario79	2422	; push eax ebx esi
		2423	; xor esi, esi
		2424	; jmp window._.draw_negative_box.1
2341	Serge	2425	;------------------------------------------------------------------------------
2436	mario79	2426	align 4
		2427	;------------------------------------------------------------------------------
2341	Serge	2428	window._.get_rect: ;/////////////////////////////////////////////////////
		2429	;------------------------------------------------------------------------------
		2430	;? void __fastcall get_window_rect(struct RECT* rc);
		2431	;------------------------------------------------------------------------------
		2432	;> ecx = pointer to RECT
		2433	;------------------------------------------------------------------------------
		2434	mov eax, [TASK_BASE]
		2435
		2436	mov edx, [eax-twdw + WDATA.box.left]
		2437	mov [ecx+RECT.left], edx
		2438
		2439	add edx, [eax-twdw + WDATA.box.width]
		2440	mov [ecx+RECT.right], edx
		2441
		2442	mov edx, [eax-twdw + WDATA.box.top]
		2443	mov [ecx+RECT.top], edx
		2444
		2445	add edx, [eax-twdw + WDATA.box.height]
		2446	mov [ecx+RECT.bottom], edx
		2447	ret
2436	mario79	2448	;------------------------------------------------------------------------------
5836	GerdtR	2449	align 4
		2450	;------------------------------------------------------------------------------
5865	GerdtR	2451	window._.redraw_top_wnd: ;////////////////////////////////////////////////////////
		2452	;------------------------------------------------------------------------------
		2453	;? redraw all windows one above the window
		2454	;------------------------------------------------------------------------------
		2455	;> eax = left
		2456	;> ebx = top
		2457	;> ecx = right
		2458	;> edx = bottom
		2459	;> esi = process number
		2460	;! corrupted edi
		2461	;------------------------------------------------------------------------------
		2462	push 0
		2463	jmp window._.set_top_wnd.go
		2464
		2465	align 4
		2466	;------------------------------------------------------------------------------
5836	GerdtR	2467	window._.set_top_wnd: ;////////////////////////////////////////////////////////
		2468	;------------------------------------------------------------------------------
5865	GerdtR	2469	;? call set_screen for all windows one above the window
5836	GerdtR	2470	;------------------------------------------------------------------------------
		2471	;> eax = left
		2472	;> ebx = top
		2473	;> ecx = right
		2474	;> edx = bottom
		2475	;> esi = process number
		2476	;! corrupted edi
		2477	;------------------------------------------------------------------------------
		2478
5865	GerdtR	2479	push 1
		2480	.go:
5836	GerdtR	2481	push esi
		2482	pushfd
		2483	cli
		2484
		2485	push ebp
		2486	mov ebp, [TASK_COUNT]
		2487	cmp ebp, 1
		2488	jbe .exit
		2489
5865	GerdtR	2490	shl esi, 5
		2491	cmp [esi + window_data + WDATA.z_modif], ZPOS_ALWAYS_TOP
		2492	je .exit
		2493
5836	GerdtR	2494	push eax ;for num layout
		2495	push edx ecx ebx eax
		2496
5865	GerdtR	2497	movsx eax, byte [esi + window_data + WDATA.z_modif]
5836	GerdtR	2498	inc eax
5865	GerdtR	2499	mov dword[esp+10h], eax
5836	GerdtR	2500	;--------------------------------------
		2501	align 4
		2502	.layout:
		2503	mov esi, 1 ; = num in window stack
		2504	mov ebp, [TASK_COUNT]
		2505	;--------------------------------------
		2506	align 4
		2507	.next_window:
		2508	movzx edi, word[WIN_POS + esi * 2]
		2509	shl edi, 5 ;size of TASKDATA and WDATA = 32 bytes
		2510
		2511	cmp [CURRENT_TASK + edi + TASKDATA.state], TSTATE_FREE
		2512	je .skip_window
		2513
		2514	add edi, window_data
		2515	test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED
		2516	jnz .skip_window
		2517
5865	GerdtR	2518	mov eax, [esp+10h]
5836	GerdtR	2519	cmp [edi + WDATA.z_modif], al
		2520	jne .skip_window
		2521
		2522	mov eax, [edi + WDATA.box.left]
		2523	cmp eax, [esp + RECT.right]
		2524	jg .skip_window
		2525	mov ebx, [edi + WDATA.box.top]
		2526	cmp ebx, [esp + RECT.bottom]
		2527	jg .skip_window
		2528	mov ecx, [edi + WDATA.box.width]
		2529	add ecx, eax
		2530	cmp ecx, [esp + RECT.left]
		2531	jl .skip_window
		2532	mov edx, [edi + WDATA.box.height]
		2533	add edx, ebx
		2534	cmp edx, [esp + RECT.top]
		2535	jl .skip_window
		2536
		2537	cmp eax, [esp + RECT.left]
		2538	jae @f
		2539	mov eax, [esp + RECT.left]
		2540	;--------------------------------------
		2541	align 4
		2542	@@:
		2543	cmp ebx, [esp + RECT.top]
		2544	jae @f
		2545	mov ebx, [esp + RECT.top]
		2546	;--------------------------------------
		2547	align 4
		2548	@@:
		2549	cmp ecx, [esp + RECT.right]
		2550	jbe @f
		2551	mov ecx, [esp + RECT.right]
		2552	;--------------------------------------
		2553	align 4
		2554	@@:
		2555	cmp edx, [esp + RECT.bottom]
		2556	jbe @f
		2557	mov edx, [esp + RECT.bottom]
		2558	;--------------------------------------
		2559	align 4
		2560	@@:
5865	GerdtR	2561	cmp dword[esp+32], 0
		2562	je .set_fl_redraw
		2563
5836	GerdtR	2564	push esi
		2565	movzx esi, word[WIN_POS + esi * 2]
		2566	call window._.set_screen
		2567	pop esi
5865	GerdtR	2568	jmp @f
		2569	.set_fl_redraw:
5836	GerdtR	2570	mov [edi + WDATA.fl_redraw], 1 ;set redraw flag
5865	GerdtR	2571	@@:
5836	GerdtR	2572	;--------------------------------------
		2573	align 4
		2574	.skip_window:
		2575	inc esi
		2576	dec ebp
		2577	jnz .next_window
		2578	;--------------------------------------
5865	GerdtR	2579	inc dword[esp+10h]
		2580	cmp byte[esp+10h], ZPOS_ALWAYS_TOP
		2581	jle .layout
5836	GerdtR	2582	;-------------------------------------
		2583
		2584	pop eax ebx ecx edx
		2585	pop ebp ;del num layout
		2586	;-------------------------------------
		2587	align 4
		2588	.exit:
		2589
		2590	pop ebp
		2591	popfd
		2592	pop esi
		2593
5865	GerdtR	2594	add esp, 4 ;dword for 0/1 - set_screen/fl_redraw
5836	GerdtR	2595	ret
		2596

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(root)/kernel/trunk/gui/window.inc – Rev 5870