1 ! Copyright (C) 2005, 2006 Doug Coleman.
2 ! Portions copyright (C) 2007, 2009 Slava Pestov.
3 ! See http://factorcode.org/license.txt for BSD license.
4 USING: alien alien.c-types alien.strings arrays assocs ui
5 ui.private ui.gadgets ui.gadgets.private ui.backend
6 ui.clipboards ui.gadgets.worlds ui.gestures ui.event-loop io
7 kernel math math.vectors namespaces make sequences strings
8 vectors words windows.kernel32 windows.gdi32 windows.user32
9 windows.opengl32 windows.messages windows.types
10 windows.offscreen windows.nt threads libc combinators fry
11 combinators.short-circuit continuations command-line shuffle
12 opengl ui.render math.bitwise locals accessors math.rectangles
13 math.order calendar ascii sets io.encodings.utf16n
14 windows.errors literals ui.pixel-formats
15 ui.pixel-formats.private memoize classes
16 specialized-arrays classes.struct alien.data ;
17 SPECIALIZED-ARRAY: POINT
18 IN: ui.backend.windows
20 SINGLETON: windows-ui-backend
22 TUPLE: win-base hDC hRC ;
23 TUPLE: win < win-base hWnd world title ;
24 TUPLE: win-offscreen < win-base hBitmap bits ;
26 C: <win-offscreen> win-offscreen
30 PIXEL-FORMAT-ATTRIBUTE-TABLE: WGL_ARB { $ WGL_SUPPORT_OPENGL_ARB 1 } H{
31 { double-buffered { $ WGL_DOUBLE_BUFFER_ARB 1 } }
32 { stereo { $ WGL_STEREO_ARB 1 } }
33 { offscreen { $ WGL_DRAW_TO_BITMAP_ARB 1 } }
34 { fullscreen { $ WGL_DRAW_TO_WINDOW_ARB 1 } }
35 { windowed { $ WGL_DRAW_TO_WINDOW_ARB 1 } }
36 { accelerated { $ WGL_ACCELERATION_ARB $ WGL_FULL_ACCELERATION_ARB } }
37 { software-rendered { $ WGL_ACCELERATION_ARB $ WGL_NO_ACCELERATION_ARB } }
38 { backing-store { $ WGL_SWAP_METHOD_ARB $ WGL_SWAP_COPY_ARB } }
39 { color-float { $ WGL_TYPE_RGBA_FLOAT_ARB 1 } }
40 { color-bits { $ WGL_COLOR_BITS_ARB } }
41 { red-bits { $ WGL_RED_BITS_ARB } }
42 { green-bits { $ WGL_GREEN_BITS_ARB } }
43 { blue-bits { $ WGL_BLUE_BITS_ARB } }
44 { alpha-bits { $ WGL_ALPHA_BITS_ARB } }
45 { accum-bits { $ WGL_ACCUM_BITS_ARB } }
46 { accum-red-bits { $ WGL_ACCUM_RED_BITS_ARB } }
47 { accum-green-bits { $ WGL_ACCUM_GREEN_BITS_ARB } }
48 { accum-blue-bits { $ WGL_ACCUM_BLUE_BITS_ARB } }
49 { accum-alpha-bits { $ WGL_ACCUM_ALPHA_BITS_ARB } }
50 { depth-bits { $ WGL_DEPTH_BITS_ARB } }
51 { stencil-bits { $ WGL_STENCIL_BITS_ARB } }
52 { aux-buffers { $ WGL_AUX_BUFFERS_ARB } }
53 { sample-buffers { $ WGL_SAMPLE_BUFFERS_ARB } }
54 { samples { $ WGL_SAMPLES_ARB } }
57 : has-wglChoosePixelFormatARB? ( world -- ? )
60 : arb-make-pixel-format ( world attributes -- pf )
61 [ handle>> hDC>> ] dip >WGL_ARB-int-array f 1 0 <int> 0 <int>
62 [ wglChoosePixelFormatARB win32-error=0/f ] 2keep drop *int ;
64 : arb-pixel-format-attribute ( pixel-format attribute -- value )
67 [ [ world>> handle>> hDC>> ] [ handle>> ] bi 0 1 ] dip
69 [ wglGetPixelFormatAttribivARB win32-error=0/f ]
73 CONSTANT: pfd-flag-map H{
74 { double-buffered $ PFD_DOUBLEBUFFER }
75 { stereo $ PFD_STEREO }
76 { offscreen $ PFD_DRAW_TO_BITMAP }
77 { fullscreen $ PFD_DRAW_TO_WINDOW }
78 { windowed $ PFD_DRAW_TO_WINDOW }
79 { backing-store $ PFD_SWAP_COPY }
80 { software-rendered $ PFD_GENERIC_FORMAT }
83 : >pfd-flag ( attribute -- value )
84 pfd-flag-map at [ ] [ 0 ] if* ;
86 : >pfd-flags ( attributes -- flags )
87 [ >pfd-flag ] [ bitor ] map-reduce
88 PFD_SUPPORT_OPENGL bitor ;
90 : attr-value ( attributes name -- value )
91 [ instance? ] curry find nip
92 [ value>> ] [ 0 ] if* ;
94 : >pfd ( attributes -- pfd )
95 [ PIXELFORMATDESCRIPTOR <struct> ] dip
97 [ drop PIXELFORMATDESCRIPTOR heap-size >>nSize ]
99 [ >pfd-flags >>dwFlags ]
100 [ drop PFD_TYPE_RGBA >>iPixelType ]
101 [ color-bits attr-value >>cColorBits ]
102 [ red-bits attr-value >>cRedBits ]
103 [ green-bits attr-value >>cGreenBits ]
104 [ blue-bits attr-value >>cBlueBits ]
105 [ alpha-bits attr-value >>cAlphaBits ]
106 [ accum-bits attr-value >>cAccumBits ]
107 [ accum-red-bits attr-value >>cAccumRedBits ]
108 [ accum-green-bits attr-value >>cAccumGreenBits ]
109 [ accum-blue-bits attr-value >>cAccumBlueBits ]
110 [ accum-alpha-bits attr-value >>cAccumAlphaBits ]
111 [ depth-bits attr-value >>cDepthBits ]
112 [ stencil-bits attr-value >>cStencilBits ]
113 [ aux-buffers attr-value >>cAuxBuffers ]
114 [ drop PFD_MAIN_PLANE >>dwLayerMask ]
117 : pfd-make-pixel-format ( world attributes -- pf )
118 [ handle>> hDC>> ] [ >pfd ] bi*
119 ChoosePixelFormat dup win32-error=0/f ;
121 : get-pfd ( pixel-format -- pfd )
122 [ world>> handle>> hDC>> ] [ handle>> ] bi
123 PIXELFORMATDESCRIPTOR heap-size
124 PIXELFORMATDESCRIPTOR <struct>
125 [ DescribePixelFormat win32-error=0/f ] keep ;
127 : pfd-flag? ( pfd flag -- ? )
128 [ dwFlags>> ] dip bitand c-bool> ;
130 : (pfd-pixel-format-attribute) ( pfd attribute -- value )
132 { double-buffered [ PFD_DOUBLEBUFFER pfd-flag? ] }
133 { stereo [ PFD_STEREO pfd-flag? ] }
134 { offscreen [ PFD_DRAW_TO_BITMAP pfd-flag? ] }
135 { fullscreen [ PFD_DRAW_TO_WINDOW pfd-flag? ] }
136 { windowed [ PFD_DRAW_TO_WINDOW pfd-flag? ] }
137 { software-rendered [ PFD_GENERIC_FORMAT pfd-flag? ] }
138 { color-bits [ cColorBits>> ] }
139 { red-bits [ cRedBits>> ] }
140 { green-bits [ cGreenBits>> ] }
141 { blue-bits [ cBlueBits>> ] }
142 { alpha-bits [ cAlphaBits>> ] }
143 { accum-bits [ cAccumBits>> ] }
144 { accum-red-bits [ cAccumRedBits>> ] }
145 { accum-green-bits [ cAccumGreenBits>> ] }
146 { accum-blue-bits [ cAccumBlueBits>> ] }
147 { accum-alpha-bits [ cAccumAlphaBits>> ] }
148 { depth-bits [ cDepthBits>> ] }
149 { stencil-bits [ cStencilBits>> ] }
150 { aux-buffers [ cAuxBuffers>> ] }
154 : pfd-pixel-format-attribute ( pixel-format attribute -- value )
155 [ get-pfd ] dip (pfd-pixel-format-attribute) ;
157 M: windows-ui-backend (make-pixel-format)
158 over has-wglChoosePixelFormatARB?
159 [ arb-make-pixel-format ] [ pfd-make-pixel-format ] if ;
161 M: windows-ui-backend (free-pixel-format)
164 M: windows-ui-backend (pixel-format-attribute)
165 over world>> has-wglChoosePixelFormatARB?
166 [ arb-pixel-format-attribute ] [ pfd-pixel-format-attribute ] if ;
170 : lo-word ( wparam -- lo ) <short> *short ; inline
171 : hi-word ( wparam -- hi ) -16 shift lo-word ; inline
172 : >lo-hi ( WORD -- array ) [ lo-word ] [ hi-word ] bi 2array ;
174 : crlf>lf ( str -- str' )
175 CHAR: \r swap remove ;
177 : lf>crlf ( str -- str' )
178 [ [ dup CHAR: \n = [ CHAR: \r , ] when , ] each ] "" make ;
180 : enum-clipboard ( -- seq )
182 [ EnumClipboardFormats win32-error dup dup 0 > ]
186 : with-clipboard ( quot -- )
187 f OpenClipboard win32-error=0/f
189 CloseClipboard win32-error=0/f ; inline
193 CF_UNICODETEXT IsClipboardFormatAvailable zero? [
197 CF_UNICODETEXT GetClipboardData dup win32-error=0/f
198 dup GlobalLock dup win32-error=0/f
199 GlobalUnlock win32-error=0/f
208 EmptyClipboard win32-error=0/f
209 GMEM_MOVEABLE over length 1 + GlobalAlloc
212 dup GlobalLock dup win32-error=0/f
213 swapd byte-array>memory
214 dup GlobalUnlock win32-error=0/f
215 CF_UNICODETEXT swap SetClipboardData win32-error=0/f
219 C: <pasteboard> pasteboard
221 M: pasteboard clipboard-contents drop paste ;
222 M: pasteboard set-clipboard-contents drop copy ;
224 : init-clipboard ( -- )
225 <pasteboard> clipboard set-global
226 <clipboard> selection set-global ;
228 SYMBOLS: msg-obj class-name-ptr mouse-captured ;
230 CONSTANT: window-control>style
233 { minimize-button $ WS_MINIMIZEBOX }
234 { maximize-button $ WS_MAXIMIZEBOX }
235 { resize-handles $ WS_THICKFRAME }
236 { small-title-bar $ WS_CAPTION }
237 { normal-title-bar $ WS_CAPTION }
240 CONSTANT: window-control>ex-style
243 { minimize-button 0 }
244 { maximize-button 0 }
245 { resize-handles $ WS_EX_WINDOWEDGE }
246 { small-title-bar $ WS_EX_TOOLWINDOW }
247 { normal-title-bar $ WS_EX_APPWINDOW }
250 : needs-sysmenu? ( controls -- ? )
251 { close-button minimize-button maximize-button } intersects? ;
253 : has-titlebar? ( controls -- ? )
254 { small-title-bar normal-title-bar } intersects? ;
256 : world>style ( world -- n )
258 [ window-control>style symbols>flags ]
259 [ needs-sysmenu? [ WS_SYSMENU bitor ] when ]
260 [ has-titlebar? [ WS_POPUP bitor ] unless ] tri ;
262 : world>ex-style ( world -- n )
263 window-controls>> window-control>ex-style symbols>flags ;
265 : get-RECT-top-left ( RECT -- x y )
266 [ left>> ] [ top>> ] bi ;
268 : get-RECT-width/height ( RECT -- width height )
269 [ [ right>> ] [ left>> ] bi - ]
270 [ [ bottom>> ] [ top>> ] bi - ] bi ;
272 : get-RECT-dimensions ( RECT -- x y width height )
273 [ get-RECT-top-left ] [ get-RECT-width/height ] bi ;
275 : handle-wm-paint ( hWnd uMsg wParam lParam -- )
276 #! wParam and lParam are unused
277 #! only paint if width/height both > 0
278 3drop window relayout-1 yield ;
280 : handle-wm-size ( hWnd uMsg wParam lParam -- )
282 [ lo-word ] keep hi-word 2array
283 dup { 0 0 } = [ 2drop ] [ swap window [ (>>dim) ] [ drop ] if* ] if ;
285 : handle-wm-move ( hWnd uMsg wParam lParam -- )
287 [ lo-word ] keep hi-word 2array
288 swap window [ (>>window-loc) ] [ drop ] if* ;
290 CONSTANT: wm-keydown-codes
320 : key-state-down? ( key -- ? )
321 GetKeyState 16 bit? ;
323 : left-shift? ( -- ? ) VK_LSHIFT key-state-down? ;
324 : left-ctrl? ( -- ? ) VK_LCONTROL key-state-down? ;
325 : left-alt? ( -- ? ) VK_LMENU key-state-down? ;
326 : right-shift? ( -- ? ) VK_RSHIFT key-state-down? ;
327 : right-ctrl? ( -- ? ) VK_RCONTROL key-state-down? ;
328 : right-alt? ( -- ? ) VK_RMENU key-state-down? ;
329 : shift? ( -- ? ) left-shift? right-shift? or ;
330 : ctrl? ( -- ? ) left-ctrl? right-ctrl? or ;
331 : alt? ( -- ? ) left-alt? right-alt? or ;
332 : caps-lock? ( -- ? ) VK_CAPITAL GetKeyState zero? not ;
334 : key-modifiers ( -- seq )
339 ] { } make [ empty? not ] keep f ? ;
341 CONSTANT: exclude-keys-wm-keydown
350 CONSTANT: exclude-keys-wm-char
358 : exclude-key-wm-keydown? ( n -- ? )
359 exclude-keys-wm-keydown key? ;
361 : exclude-key-wm-char? ( n -- ? )
362 exclude-keys-wm-char key? ;
364 : keystroke>gesture ( n -- mods sym )
365 wm-keydown-codes at* [ key-modifiers swap ] [ drop f f ] if ;
367 : send-key-gesture ( sym action? quot hWnd -- )
368 [ [ key-modifiers ] 3dip call ] dip
369 window propagate-key-gesture ; inline
371 : send-key-down ( sym action? hWnd -- )
372 [ [ <key-down> ] ] dip send-key-gesture ;
374 : send-key-up ( sym action? hWnd -- )
375 [ [ <key-up> ] ] dip send-key-gesture ;
377 : key-sym ( wParam -- string/f action? )
381 [ shift? caps-lock? xor [ CHAR: a + CHAR: A - ] unless 1string f ]
383 { [ dup digit? ] [ 1string f ] }
384 [ wm-keydown-codes at t ]
387 :: handle-wm-keydown ( hWnd uMsg wParam lParam -- )
388 wParam exclude-key-wm-keydown? [
389 wParam key-sym over [
390 dup ctrl? alt? xor or [
396 :: handle-wm-char ( hWnd uMsg wParam lParam -- )
397 wParam exclude-key-wm-char? [
400 [ f hWnd send-key-down ]
401 [ hWnd window user-input ] bi
405 :: handle-wm-keyup ( hWnd uMsg wParam lParam -- )
406 wParam exclude-key-wm-keydown? [
407 wParam key-sym over [
412 :: set-window-active ( hwnd uMsg wParam lParam ? -- n )
413 ? hwnd window (>>active?)
414 hwnd uMsg wParam lParam DefWindowProc ;
416 : handle-wm-syscommand ( hWnd uMsg wParam lParam -- n )
418 { [ over SC_MINIMIZE = ] [ f set-window-active ] }
419 { [ over SC_RESTORE = ] [ t set-window-active ] }
420 { [ over SC_MAXIMIZE = ] [ t set-window-active ] }
421 { [ dup alpha? ] [ 4drop 0 ] }
422 { [ t ] [ DefWindowProc ] }
425 : cleanup-window ( handle -- )
426 dup title>> [ free ] when*
427 dup hRC>> wglDeleteContext win32-error=0/f
428 dup hWnd>> swap hDC>> ReleaseDC win32-error=0/f ;
430 M: windows-ui-backend (close-window)
431 dup hWnd>> unregister-window
433 hWnd>> DestroyWindow win32-error=0/f ;
435 : handle-wm-close ( hWnd uMsg wParam lParam -- )
436 3drop window ungraft ;
438 : handle-wm-set-focus ( hWnd uMsg wParam lParam -- )
439 3drop window [ focus-world ] when* ;
441 : handle-wm-kill-focus ( hWnd uMsg wParam lParam -- )
442 3drop window [ unfocus-world ] when* ;
444 : message>button ( uMsg -- button down? )
446 { WM_LBUTTONDOWN [ 1 t ] }
447 { WM_LBUTTONUP [ 1 f ] }
448 { WM_MBUTTONDOWN [ 2 t ] }
449 { WM_MBUTTONUP [ 2 f ] }
450 { WM_RBUTTONDOWN [ 3 t ] }
451 { WM_RBUTTONUP [ 3 f ] }
453 { WM_NCLBUTTONDOWN [ 1 t ] }
454 { WM_NCLBUTTONUP [ 1 f ] }
455 { WM_NCMBUTTONDOWN [ 2 t ] }
456 { WM_NCMBUTTONUP [ 2 f ] }
457 { WM_NCRBUTTONDOWN [ 3 t ] }
458 { WM_NCRBUTTONUP [ 3 f ] }
461 ! If the user clicks in the window border ("non-client area")
462 ! Windows sends us an NC[LMR]BUTTONDOWN message; but if the
463 ! mouse is subsequently released outside the NC area, we receive
464 ! a [LMR]BUTTONUP message and Factor can get confused. So we
465 ! ignore BUTTONUP's that are a result of an NC*BUTTONDOWN.
468 : handle-wm-ncbutton ( hWnd uMsg wParam lParam -- )
470 message>button nc-buttons get
471 swap [ push ] [ delete ] if ;
473 : mouse-wheel ( wParam -- array ) >lo-hi [ sgn neg ] map ;
475 : mouse-event>gesture ( uMsg -- button )
476 key-modifiers swap message>button
477 [ <button-down> ] [ <button-up> ] if ;
479 :: prepare-mouse ( hWnd uMsg wParam lParam -- button coordinate world )
480 uMsg mouse-event>gesture
484 : set-capture ( hwnd -- )
488 [ SetCapture drop ] keep
492 : release-capture ( -- )
493 ReleaseCapture win32-error=0/f
496 : handle-wm-buttondown ( hWnd uMsg wParam lParam -- )
499 dup message>button drop nc-buttons get delete
500 ] 2dip prepare-mouse send-button-down ;
502 : handle-wm-buttonup ( hWnd uMsg wParam lParam -- )
503 mouse-captured get [ release-capture ] when
504 pick message>button drop dup nc-buttons get member? [
505 nc-buttons get delete 4drop
507 drop prepare-mouse send-button-up
510 : make-TRACKMOUSEEVENT ( hWnd -- alien )
511 TRACKMOUSEEVENT <struct>
513 TRACKMOUSEEVENT heap-size >>cbSize ;
515 : handle-wm-mousemove ( hWnd uMsg wParam lParam -- )
517 over make-TRACKMOUSEEVENT
521 >lo-hi swap window move-hand fire-motion ;
523 :: handle-wm-mousewheel ( hWnd uMsg wParam lParam -- )
524 wParam mouse-wheel hand-loc get hWnd window send-wheel ;
526 : handle-wm-cancelmode ( hWnd uMsg wParam lParam -- )
527 #! message sent if windows needs application to stop dragging
528 4drop release-capture ;
530 : handle-wm-mouseleave ( hWnd uMsg wParam lParam -- )
531 #! message sent if mouse leaves main application
532 4drop forget-rollover ;
536 H{ } clone wm-handlers set-global
538 : add-wm-handler ( quot wm -- )
540 [ [ execute( -- wm ) add-wm-handler ] with each ]
541 [ wm-handlers get-global set-at ] if ;
543 [ handle-wm-close 0 ] WM_CLOSE add-wm-handler
544 [ 4dup handle-wm-paint DefWindowProc ] WM_PAINT add-wm-handler
546 [ handle-wm-size 0 ] WM_SIZE add-wm-handler
547 [ handle-wm-move 0 ] WM_MOVE add-wm-handler
549 [ 4dup handle-wm-keydown DefWindowProc ] { WM_KEYDOWN WM_SYSKEYDOWN } add-wm-handler
550 [ 4dup handle-wm-char DefWindowProc ] { WM_CHAR WM_SYSCHAR } add-wm-handler
551 [ 4dup handle-wm-keyup DefWindowProc ] { WM_KEYUP WM_SYSKEYUP } add-wm-handler
553 [ handle-wm-syscommand ] WM_SYSCOMMAND add-wm-handler
554 [ handle-wm-set-focus 0 ] WM_SETFOCUS add-wm-handler
555 [ handle-wm-kill-focus 0 ] WM_KILLFOCUS add-wm-handler
557 [ handle-wm-buttondown 0 ] WM_LBUTTONDOWN add-wm-handler
558 [ handle-wm-buttondown 0 ] WM_MBUTTONDOWN add-wm-handler
559 [ handle-wm-buttondown 0 ] WM_RBUTTONDOWN add-wm-handler
560 [ handle-wm-buttonup 0 ] WM_LBUTTONUP add-wm-handler
561 [ handle-wm-buttonup 0 ] WM_MBUTTONUP add-wm-handler
562 [ handle-wm-buttonup 0 ] WM_RBUTTONUP add-wm-handler
564 [ 4dup handle-wm-ncbutton DefWindowProc ]
565 { WM_NCLBUTTONDOWN WM_NCMBUTTONDOWN WM_NCRBUTTONDOWN
566 WM_NCLBUTTONUP WM_NCMBUTTONUP WM_NCRBUTTONUP }
569 [ nc-buttons get-global delete-all DefWindowProc ]
570 { WM_EXITSIZEMOVE WM_EXITMENULOOP } add-wm-handler
572 [ handle-wm-mousemove 0 ] WM_MOUSEMOVE add-wm-handler
573 [ handle-wm-mousewheel 0 ] WM_MOUSEWHEEL add-wm-handler
574 [ handle-wm-cancelmode 0 ] WM_CANCELMODE add-wm-handler
575 [ handle-wm-mouseleave 0 ] WM_MOUSELEAVE add-wm-handler
577 SYMBOL: trace-messages?
579 ! return 0 if you handle the message, else just let DefWindowProc return its val
580 : ui-wndproc ( -- object )
581 "uint" { "void*" "uint" "long" "long" } "stdcall" [
583 trace-messages? get-global [ dup windows-message-name name>> print flush ] when
584 wm-handlers get-global at* [ call ] [ drop DefWindowProc ] if
587 : peek-message? ( msg -- ? ) f 0 0 PM_REMOVE PeekMessage zero? ;
589 M: windows-ui-backend do-events
591 dup peek-message? [ drop ui-wait ] [
592 [ TranslateMessage drop ]
593 [ DispatchMessage drop ] bi
596 :: register-window-class ( class-name-ptr -- )
597 WNDCLASSEX <struct> f GetModuleHandle
598 class-name-ptr pick GetClassInfoEx 0 = [
599 WNDCLASSEX heap-size >>cbSize
600 { CS_HREDRAW CS_VREDRAW CS_OWNDC } flags >>style
601 ui-wndproc >>lpfnWndProc
604 f GetModuleHandle >>hInstance
605 f GetModuleHandle "fraptor" utf16n string>alien LoadIcon >>hIcon
606 f IDC_ARROW LoadCursor >>hCursor
608 class-name-ptr >>lpszClassName
609 RegisterClassEx win32-error=0/f
612 : adjust-RECT ( RECT style ex-style -- )
613 [ 0 ] dip AdjustWindowRectEx win32-error=0/f ;
615 : make-RECT ( world -- RECT )
616 [ window-loc>> ] [ dim>> ] bi <RECT> ;
618 : default-position-RECT ( RECT -- RECT' )
619 dup get-RECT-width/height
620 [ CW_USEDEFAULT + >>right ] dip
621 CW_USEDEFAULT + >>bottom
623 CW_USEDEFAULT >>top ;
625 : make-adjusted-RECT ( rect style ex-style -- RECT )
628 dup get-RECT-top-left [ zero? ] both? swap
631 swap [ default-position-RECT ] when ;
633 : get-window-class ( -- class-name )
635 dup expired? [ drop "Factor-window" utf16n malloc-string ] when
636 dup register-window-class
640 :: create-window ( rect style ex-style -- hwnd )
641 rect style ex-style make-adjusted-RECT
642 [ get-window-class f ] dip
645 WS_CLIPSIBLINGS WS_CLIPCHILDREN bitor style bitor
646 ] dip get-RECT-dimensions
647 f f f GetModuleHandle f CreateWindowEx dup win32-error=0/f ;
649 : show-window ( hWnd -- )
650 dup SW_SHOW ShowWindow drop ! always succeeds
651 dup SetForegroundWindow drop
654 : init-win32-ui ( -- )
655 V{ } clone nc-buttons set-global
656 MSG malloc-struct msg-obj set-global
657 GetDoubleClickTime milliseconds double-click-timeout set-global ;
659 : cleanup-win32-ui ( -- )
660 class-name-ptr [ [ [ f UnregisterClass drop ] [ free ] bi ] when* f ] change-global
661 msg-obj [ [ free ] when* f ] change-global ;
663 : get-dc ( world -- )
664 handle>> dup hWnd>> GetDC dup win32-error=0/f >>hDC drop ;
666 : get-rc ( world -- )
667 handle>> dup hDC>> dup wglCreateContext dup win32-error=0/f
668 [ wglMakeCurrent win32-error=0/f ] keep >>hRC drop ;
670 : set-pixel-format ( pixel-format hdc -- )
672 PIXELFORMATDESCRIPTOR <struct> SetPixelFormat win32-error=0/f ;
674 : setup-gl ( world -- )
676 [ swap [ handle>> hDC>> set-pixel-format ] [ get-rc ] bi ]
677 with-world-pixel-format ;
679 : disable-close-button ( hwnd -- )
681 SC_CLOSE MF_BYCOMMAND MF_GRAYED bitor EnableMenuItem drop ;
683 : ?disable-close-button ( world hwnd -- )
684 swap window-controls>> close-button swap member? not
685 [ disable-close-button ] [ drop ] if ;
687 M: windows-ui-backend (open-window) ( world -- )
690 [ ] [ world>style ] [ world>ex-style ] tri create-window
691 [ ?disable-close-button ]
692 [ [ f f ] dip f f <win> >>handle setup-gl ] 2bi
694 [ dup handle>> hWnd>> register-window ]
695 [ handle>> hWnd>> show-window ] tri ;
697 M: win-base select-gl-context ( handle -- )
698 [ hDC>> ] [ hRC>> ] bi wglMakeCurrent win32-error=0/f
701 M: win-base flush-gl-context ( handle -- )
702 hDC>> SwapBuffers win32-error=0/f ;
704 : setup-offscreen-gl ( world -- )
705 dup [ handle>> ] [ dim>> ] bi make-offscreen-dc-and-bitmap
706 [ >>hDC ] [ >>hBitmap ] [ >>bits ] tri* drop [
707 swap [ handle>> hDC>> set-pixel-format ] [ get-rc ] bi
708 ] with-world-pixel-format ;
710 M: windows-ui-backend (open-offscreen-buffer) ( world -- )
711 win-offscreen new >>handle
714 M: windows-ui-backend (close-offscreen-buffer) ( handle -- )
715 [ hDC>> DeleteDC drop ]
716 [ hBitmap>> DeleteObject drop ] bi ;
718 ! Windows 32-bit bitmaps don't actually use the alpha byte of
719 ! each pixel; it's left as zero
721 : (make-opaque) ( byte-array -- byte-array' )
723 [ '[ 255 swap 4 * 3 + _ set-nth ] each ]
726 : (opaque-pixels) ( world -- pixels )
727 [ handle>> bits>> ] [ dim>> ] bi bitmap>byte-array (make-opaque) ;
729 M: windows-ui-backend offscreen-pixels ( world -- alien w h )
730 [ (opaque-pixels) ] [ dim>> first2 ] bi ;
732 M: windows-ui-backend raise-window* ( world -- )
733 handle>> [ hWnd>> SetFocus drop ] when* ;
735 M: windows-ui-backend set-title ( string world -- )
737 dup title>> [ free ] when*
738 swap utf16n malloc-string
740 [ [ hWnd>> WM_SETTEXT 0 ] dip alien-address SendMessage drop ] bi ;
742 M: windows-ui-backend (with-ui)
749 ] [ cleanup-win32-ui ] [ ] cleanup
752 M: windows-ui-backend beep ( -- )
755 : fullscreen-RECT ( hwnd -- RECT )
756 MONITOR_DEFAULTTONEAREST MonitorFromWindow
757 MONITORINFOEX <struct>
758 MONITORINFOEX heap-size >>cbSize
759 [ GetMonitorInfo win32-error=0/f ] keep rcMonitor>> ;
761 : client-area>RECT ( hwnd -- RECT )
763 [ GetClientRect win32-error=0/f ]
764 [ >c-ptr byte-array>POINT-array [ ClientToScreen drop ] with each ]
767 : hwnd>RECT ( hwnd -- RECT )
768 RECT <struct> [ GetWindowRect win32-error=0/f ] keep ;
770 M: windows-ui-backend (grab-input) ( handle -- )
772 hWnd>> client-area>RECT ClipCursor drop ;
774 M: windows-ui-backend (ungrab-input) ( handle -- )
779 : fullscreen-flags ( -- n )
780 { WS_CAPTION WS_BORDER WS_THICKFRAME } flags ; inline
782 : enter-fullscreen ( world -- )
786 GWL_STYLE GetWindowLong
787 fullscreen-flags unmask
789 [ GWL_STYLE rot SetWindowLong win32-error=0/f ]
792 over hwnd>RECT get-RECT-dimensions
794 SetWindowPos win32-error=0/f
796 [ SW_MAXIMIZE ShowWindow win32-error=0/f ]
799 : exit-fullscreen ( world -- )
802 [ GWL_STYLE rot world>style SetWindowLong win32-error=0/f ]
805 over hwnd>RECT get-RECT-dimensions
806 { SWP_NOMOVE SWP_NOSIZE SWP_NOZORDER SWP_FRAMECHANGED } flags
807 SetWindowPos win32-error=0/f
809 [ SW_RESTORE ShowWindow win32-error=0/f ]
812 M: windows-ui-backend (set-fullscreen) ( ? world -- )
813 [ enter-fullscreen ] [ exit-fullscreen ] if ;
815 M: windows-ui-backend (fullscreen?) ( world -- ? )
816 [ handle>> hWnd>> hwnd>RECT ]
817 [ handle>> hWnd>> fullscreen-RECT ] bi
818 [ get-RECT-dimensions 2array 2nip ] bi@ = ;
820 windows-ui-backend ui-backend set-global
822 [ "ui.tools" ] main-vocab-hook set-global