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.dwmapi system-info.windows windows.kernel32
9 windows.gdi32 windows.user32 windows.opengl32 windows.messages
10 windows.types windows.offscreen windows.nt threads libc combinators
11 fry 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 colors
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 ;
173 : GET_APPCOMMAND_LPARAM ( lParam -- appCommand )
174 hi-word FAPPCOMMAND_MASK lo-word bitnot bitand ; inline
176 : crlf>lf ( str -- str' )
177 CHAR: \r swap remove ;
179 : lf>crlf ( str -- str' )
180 [ [ dup CHAR: \n = [ CHAR: \r , ] when , ] each ] "" make ;
182 : enum-clipboard ( -- seq )
184 [ EnumClipboardFormats win32-error dup dup 0 > ]
188 : with-clipboard ( quot -- )
189 f OpenClipboard win32-error=0/f
191 CloseClipboard win32-error=0/f ; inline
195 CF_UNICODETEXT IsClipboardFormatAvailable zero? [
199 CF_UNICODETEXT GetClipboardData dup win32-error=0/f
200 dup GlobalLock dup win32-error=0/f
201 GlobalUnlock win32-error=0/f
210 EmptyClipboard win32-error=0/f
211 GMEM_MOVEABLE over length 1 + GlobalAlloc
214 dup GlobalLock dup win32-error=0/f
215 rot binary-object memcpy
216 dup GlobalUnlock win32-error=0/f
217 CF_UNICODETEXT swap SetClipboardData win32-error=0/f
221 C: <pasteboard> pasteboard
223 M: pasteboard clipboard-contents drop paste ;
224 M: pasteboard set-clipboard-contents drop copy ;
226 : init-clipboard ( -- )
227 <pasteboard> clipboard set-global
228 <clipboard> selection set-global ;
230 SYMBOLS: msg-obj class-name-ptr mouse-captured ;
232 CONSTANT: window-control>style
235 { textured-background 0 }
236 { minimize-button $ WS_MINIMIZEBOX }
237 { maximize-button $ WS_MAXIMIZEBOX }
238 { resize-handles $ WS_THICKFRAME }
239 { small-title-bar $ WS_CAPTION }
240 { normal-title-bar $ WS_CAPTION }
243 CONSTANT: window-control>ex-style
246 { textured-background 0 }
247 { minimize-button 0 }
248 { maximize-button 0 }
249 { resize-handles $ WS_EX_WINDOWEDGE }
250 { small-title-bar $ WS_EX_TOOLWINDOW }
251 { normal-title-bar $ WS_EX_APPWINDOW }
254 : needs-sysmenu? ( controls -- ? )
255 { close-button minimize-button maximize-button } intersects? ;
257 : has-titlebar? ( controls -- ? )
258 { small-title-bar normal-title-bar } intersects? ;
260 : world>style ( world -- n )
262 [ window-control>style symbols>flags ]
263 [ needs-sysmenu? [ WS_SYSMENU bitor ] when ]
264 [ has-titlebar? [ WS_POPUP bitor ] unless ] tri ;
266 : world>ex-style ( world -- n )
267 window-controls>> window-control>ex-style symbols>flags ;
269 : get-RECT-top-left ( RECT -- x y )
270 [ left>> ] [ top>> ] bi ;
272 : get-RECT-width/height ( RECT -- width height )
273 [ [ right>> ] [ left>> ] bi - ]
274 [ [ bottom>> ] [ top>> ] bi - ] bi ;
276 : get-RECT-dimensions ( RECT -- x y width height )
277 [ get-RECT-top-left ] [ get-RECT-width/height ] bi ;
279 : handle-wm-paint ( hWnd uMsg wParam lParam -- )
280 #! wParam and lParam are unused
281 #! only paint if width/height both > 0
282 3drop window relayout-1 yield ;
284 : handle-wm-size ( hWnd uMsg wParam lParam -- )
286 [ lo-word ] keep hi-word 2array
287 dup { 0 0 } = [ 2drop ] [ swap window [ (>>dim) ] [ drop ] if* ] if ;
289 : handle-wm-move ( hWnd uMsg wParam lParam -- )
291 [ lo-word ] keep hi-word 2array
292 swap window [ (>>window-loc) ] [ drop ] if* ;
294 CONSTANT: wm-keydown-codes
324 : key-state-down? ( key -- ? )
325 GetKeyState 16 bit? ;
327 : left-shift? ( -- ? ) VK_LSHIFT key-state-down? ;
328 : left-ctrl? ( -- ? ) VK_LCONTROL key-state-down? ;
329 : left-alt? ( -- ? ) VK_LMENU key-state-down? ;
330 : right-shift? ( -- ? ) VK_RSHIFT key-state-down? ;
331 : right-ctrl? ( -- ? ) VK_RCONTROL key-state-down? ;
332 : right-alt? ( -- ? ) VK_RMENU key-state-down? ;
333 : shift? ( -- ? ) left-shift? right-shift? or ;
334 : ctrl? ( -- ? ) left-ctrl? right-ctrl? or ;
335 : alt? ( -- ? ) left-alt? right-alt? or ;
336 : caps-lock? ( -- ? ) VK_CAPITAL GetKeyState zero? not ;
338 : key-modifiers ( -- seq )
343 ] { } make [ empty? not ] keep f ? ;
345 CONSTANT: exclude-keys-wm-keydown
354 CONSTANT: exclude-keys-wm-char
362 : exclude-key-wm-keydown? ( n -- ? )
363 exclude-keys-wm-keydown key? ;
365 : exclude-key-wm-char? ( n -- ? )
366 exclude-keys-wm-char key? ;
368 : keystroke>gesture ( n -- mods sym )
369 wm-keydown-codes at* [ key-modifiers swap ] [ drop f f ] if ;
371 : send-key-gesture ( sym action? quot hWnd -- )
372 [ [ key-modifiers ] 3dip call ] dip
373 window propagate-key-gesture ; inline
375 : send-key-down ( sym action? hWnd -- )
376 [ [ <key-down> ] ] dip send-key-gesture ;
378 : send-key-up ( sym action? hWnd -- )
379 [ [ <key-up> ] ] dip send-key-gesture ;
381 : key-sym ( wParam -- string/f action? )
385 [ shift? caps-lock? xor [ CHAR: a + CHAR: A - ] unless 1string f ]
387 { [ dup digit? ] [ 1string f ] }
388 [ wm-keydown-codes at t ]
391 :: handle-wm-keydown ( hWnd uMsg wParam lParam -- )
392 wParam exclude-key-wm-keydown? [
393 wParam key-sym over [
394 dup ctrl? alt? xor or [
400 :: handle-wm-char ( hWnd uMsg wParam lParam -- )
401 wParam exclude-key-wm-char? [
404 [ f hWnd send-key-down ]
405 [ hWnd window user-input ] bi
409 :: handle-wm-keyup ( hWnd uMsg wParam lParam -- )
410 wParam exclude-key-wm-keydown? [
411 wParam key-sym over [
416 :: set-window-active ( hwnd uMsg wParam lParam ? -- n )
417 ? hwnd window (>>active?)
418 hwnd uMsg wParam lParam DefWindowProc ;
420 : handle-wm-syscommand ( hWnd uMsg wParam lParam -- n )
422 { [ over SC_MINIMIZE = ] [ f set-window-active ] }
423 { [ over SC_RESTORE = ] [ t set-window-active ] }
424 { [ over SC_MAXIMIZE = ] [ t set-window-active ] }
425 { [ dup alpha? ] [ 4drop 0 ] }
426 { [ t ] [ DefWindowProc ] }
429 : cleanup-window ( handle -- )
430 dup title>> [ free ] when*
431 dup hRC>> wglDeleteContext win32-error=0/f
432 dup hWnd>> swap hDC>> ReleaseDC win32-error=0/f ;
434 M: windows-ui-backend (close-window)
435 dup hWnd>> unregister-window
437 hWnd>> DestroyWindow win32-error=0/f ;
439 : handle-wm-close ( hWnd uMsg wParam lParam -- )
440 3drop window ungraft ;
442 : handle-wm-set-focus ( hWnd uMsg wParam lParam -- )
443 3drop window [ focus-world ] when* ;
445 : handle-wm-kill-focus ( hWnd uMsg wParam lParam -- )
446 3drop window [ unfocus-world ] when* ;
448 : message>button ( uMsg -- button down? )
450 { WM_LBUTTONDOWN [ 1 t ] }
451 { WM_LBUTTONUP [ 1 f ] }
452 { WM_MBUTTONDOWN [ 2 t ] }
453 { WM_MBUTTONUP [ 2 f ] }
454 { WM_RBUTTONDOWN [ 3 t ] }
455 { WM_RBUTTONUP [ 3 f ] }
457 { WM_NCLBUTTONDOWN [ 1 t ] }
458 { WM_NCLBUTTONUP [ 1 f ] }
459 { WM_NCMBUTTONDOWN [ 2 t ] }
460 { WM_NCMBUTTONUP [ 2 f ] }
461 { WM_NCRBUTTONDOWN [ 3 t ] }
462 { WM_NCRBUTTONUP [ 3 f ] }
465 ! If the user clicks in the window border ("non-client area")
466 ! Windows sends us an NC[LMR]BUTTONDOWN message; but if the
467 ! mouse is subsequently released outside the NC area, we receive
468 ! a [LMR]BUTTONUP message and Factor can get confused. So we
469 ! ignore BUTTONUP's that are a result of an NC*BUTTONDOWN.
472 : handle-wm-ncbutton ( hWnd uMsg wParam lParam -- )
474 message>button nc-buttons get
475 swap [ push ] [ remove! drop ] if ;
477 : mouse-wheel ( wParam -- array ) >lo-hi [ sgn neg ] map ;
479 : mouse-event>gesture ( uMsg -- button )
480 key-modifiers swap message>button
481 [ <button-down> ] [ <button-up> ] if ;
483 :: prepare-mouse ( hWnd uMsg wParam lParam -- button coordinate world )
484 uMsg mouse-event>gesture
488 : set-capture ( hwnd -- )
492 [ SetCapture drop ] keep
496 : release-capture ( -- )
497 ReleaseCapture win32-error=0/f
500 : handle-app-command ( hWnd uMsg wParam lParam -- )
501 GET_APPCOMMAND_LPARAM
503 { APPCOMMAND_BROWSER_BACKWARD [ pick window left-action send-action ] }
504 { APPCOMMAND_BROWSER_FORWARD [ pick window right-action send-action ] }
508 : handle-wm-buttondown ( hWnd uMsg wParam lParam -- )
511 dup message>button drop nc-buttons get remove! drop
512 ] 2dip prepare-mouse send-button-down ;
514 : handle-wm-buttonup ( hWnd uMsg wParam lParam -- )
515 mouse-captured get [ release-capture ] when
516 pick message>button drop dup nc-buttons get member? [
517 nc-buttons get remove! drop 4drop
519 drop prepare-mouse send-button-up
522 : make-TRACKMOUSEEVENT ( hWnd -- alien )
523 TRACKMOUSEEVENT <struct>
525 TRACKMOUSEEVENT heap-size >>cbSize ;
527 : handle-wm-mousemove ( hWnd uMsg wParam lParam -- )
529 over make-TRACKMOUSEEVENT
533 >lo-hi swap window move-hand fire-motion ;
535 :: handle-wm-mousewheel ( hWnd uMsg wParam lParam -- )
536 wParam mouse-wheel hand-loc get hWnd window send-wheel ;
538 : handle-wm-cancelmode ( hWnd uMsg wParam lParam -- )
539 #! message sent if windows needs application to stop dragging
540 4drop release-capture ;
542 : handle-wm-mouseleave ( hWnd uMsg wParam lParam -- )
543 #! message sent if mouse leaves main application
544 4drop forget-rollover ;
546 : system-background-color ( -- color )
547 COLOR_BTNFACE GetSysColor RGB>color ;
549 : ?make-glass ( world hwnd -- )
550 over window-controls>> textured-background swap member-eq? [
551 composition-enabled? [
552 full-window-margins DwmExtendFrameIntoClientArea drop
553 T{ rgba f 0.0 0.0 0.0 0.0 }
554 ] [ drop system-background-color ] if >>background-color
558 : handle-wm-dwmcompositionchanged ( hWnd uMsg wParam lParam -- )
559 3drop [ window ] keep ?make-glass ;
563 H{ } clone wm-handlers set-global
565 : add-wm-handler ( quot wm -- )
567 [ [ execute( -- wm ) add-wm-handler ] with each ]
568 [ wm-handlers get-global set-at ] if ;
570 [ handle-wm-close 0 ] WM_CLOSE add-wm-handler
571 [ 4dup handle-wm-paint DefWindowProc ] WM_PAINT add-wm-handler
573 [ handle-wm-size 0 ] WM_SIZE add-wm-handler
574 [ handle-wm-move 0 ] WM_MOVE add-wm-handler
576 [ 4dup handle-wm-keydown DefWindowProc ] { WM_KEYDOWN WM_SYSKEYDOWN } add-wm-handler
577 [ 4dup handle-wm-char DefWindowProc ] { WM_CHAR WM_SYSCHAR } add-wm-handler
578 [ 4dup handle-wm-keyup DefWindowProc ] { WM_KEYUP WM_SYSKEYUP } add-wm-handler
580 [ handle-wm-syscommand ] WM_SYSCOMMAND add-wm-handler
581 [ handle-wm-set-focus 0 ] WM_SETFOCUS add-wm-handler
582 [ handle-wm-kill-focus 0 ] WM_KILLFOCUS add-wm-handler
584 [ handle-app-command 0 ] WM_APPCOMMAND add-wm-handler
586 [ handle-wm-buttondown 0 ] WM_LBUTTONDOWN add-wm-handler
587 [ handle-wm-buttondown 0 ] WM_MBUTTONDOWN add-wm-handler
588 [ handle-wm-buttondown 0 ] WM_RBUTTONDOWN add-wm-handler
589 [ handle-wm-buttonup 0 ] WM_LBUTTONUP add-wm-handler
590 [ handle-wm-buttonup 0 ] WM_MBUTTONUP add-wm-handler
591 [ handle-wm-buttonup 0 ] WM_RBUTTONUP add-wm-handler
592 [ handle-wm-dwmcompositionchanged 0 ] WM_DWMCOMPOSITIONCHANGED add-wm-handler
594 [ 4dup handle-wm-ncbutton DefWindowProc ]
595 { WM_NCLBUTTONDOWN WM_NCMBUTTONDOWN WM_NCRBUTTONDOWN
596 WM_NCLBUTTONUP WM_NCMBUTTONUP WM_NCRBUTTONUP }
599 [ nc-buttons get-global delete-all DefWindowProc ]
600 { WM_EXITSIZEMOVE WM_EXITMENULOOP } add-wm-handler
602 [ handle-wm-mousemove 0 ] WM_MOUSEMOVE add-wm-handler
603 [ handle-wm-mousewheel 0 ] WM_MOUSEWHEEL add-wm-handler
604 [ handle-wm-cancelmode 0 ] WM_CANCELMODE add-wm-handler
605 [ handle-wm-mouseleave 0 ] WM_MOUSELEAVE add-wm-handler
607 SYMBOL: trace-messages?
609 ! return 0 if you handle the message, else just let DefWindowProc return its val
610 : ui-wndproc ( -- object )
611 uint { void* uint long long } "stdcall" [
613 trace-messages? get-global [ dup windows-message-name name>> print flush ] when
614 wm-handlers get-global at* [ call ] [ drop DefWindowProc ] if
617 : peek-message? ( msg -- ? ) f 0 0 PM_REMOVE PeekMessage zero? ;
619 M: windows-ui-backend do-events
621 dup peek-message? [ drop ui-wait ] [
622 [ TranslateMessage drop ]
623 [ DispatchMessage drop ] bi
626 :: register-window-class ( class-name-ptr -- )
627 WNDCLASSEX <struct> f GetModuleHandle
628 class-name-ptr pick GetClassInfoEx 0 = [
629 WNDCLASSEX heap-size >>cbSize
630 { CS_HREDRAW CS_VREDRAW CS_OWNDC } flags >>style
631 ui-wndproc >>lpfnWndProc
634 f GetModuleHandle >>hInstance
635 f GetModuleHandle "fraptor" utf16n string>alien LoadIcon >>hIcon
636 f IDC_ARROW LoadCursor >>hCursor
638 class-name-ptr >>lpszClassName
639 RegisterClassEx win32-error=0/f
642 : adjust-RECT ( RECT style ex-style -- )
643 [ 0 ] dip AdjustWindowRectEx win32-error=0/f ;
645 : make-RECT ( world -- RECT )
646 [ window-loc>> ] [ dim>> ] bi <RECT> ;
648 : default-position-RECT ( RECT -- RECT' )
649 dup get-RECT-width/height
650 [ CW_USEDEFAULT + >>right ] dip
651 CW_USEDEFAULT + >>bottom
653 CW_USEDEFAULT >>top ;
655 : make-adjusted-RECT ( rect style ex-style -- RECT )
658 dup get-RECT-top-left [ zero? ] both? swap
661 swap [ default-position-RECT ] when ;
663 : get-window-class ( -- class-name )
665 dup expired? [ drop "Factor-window" utf16n malloc-string ] when
666 dup register-window-class
670 :: create-window ( rect style ex-style -- hwnd )
671 rect style ex-style make-adjusted-RECT
672 [ get-window-class f ] dip
675 WS_CLIPSIBLINGS WS_CLIPCHILDREN bitor style bitor
676 ] dip get-RECT-dimensions
677 f f f GetModuleHandle f CreateWindowEx dup win32-error=0/f ;
679 : show-window ( hWnd -- )
680 dup SW_SHOW ShowWindow drop ! always succeeds
681 dup SetForegroundWindow drop
684 : init-win32-ui ( -- )
685 V{ } clone nc-buttons set-global
686 MSG malloc-struct msg-obj set-global
687 GetDoubleClickTime milliseconds double-click-timeout set-global ;
689 : cleanup-win32-ui ( -- )
690 class-name-ptr [ [ [ f UnregisterClass drop ] [ free ] bi ] when* f ] change-global
691 msg-obj [ [ free ] when* f ] change-global ;
693 : get-dc ( world -- )
694 handle>> dup hWnd>> GetDC dup win32-error=0/f >>hDC drop ;
696 : get-rc ( world -- )
697 handle>> dup hDC>> dup wglCreateContext dup win32-error=0/f
698 [ wglMakeCurrent win32-error=0/f ] keep >>hRC drop ;
700 : set-pixel-format ( pixel-format hdc -- )
702 PIXELFORMATDESCRIPTOR <struct> SetPixelFormat win32-error=0/f ;
704 : setup-gl ( world -- )
706 [ swap [ handle>> hDC>> set-pixel-format ] [ get-rc ] bi ]
707 with-world-pixel-format ;
709 : disable-close-button ( hwnd -- )
711 SC_CLOSE MF_BYCOMMAND MF_GRAYED bitor EnableMenuItem drop ;
713 : ?disable-close-button ( world hwnd -- )
714 swap window-controls>> close-button swap member? not
715 [ disable-close-button ] [ drop ] if ;
717 M: windows-ui-backend (open-window) ( world -- )
720 [ ] [ world>style ] [ world>ex-style ] tri create-window
722 [ ?disable-close-button ]
723 [ [ f f ] dip f f <win> >>handle setup-gl ] 2tri
725 [ dup handle>> hWnd>> register-window ]
726 [ handle>> hWnd>> show-window ] tri ;
728 M: win-base select-gl-context ( handle -- )
729 [ hDC>> ] [ hRC>> ] bi wglMakeCurrent win32-error=0/f
732 M: win-base flush-gl-context ( handle -- )
733 hDC>> SwapBuffers win32-error=0/f ;
735 : setup-offscreen-gl ( world -- )
736 dup [ handle>> ] [ dim>> ] bi make-offscreen-dc-and-bitmap
737 [ >>hDC ] [ >>hBitmap ] [ >>bits ] tri* drop [
738 swap [ handle>> hDC>> set-pixel-format ] [ get-rc ] bi
739 ] with-world-pixel-format ;
741 M: windows-ui-backend (open-offscreen-buffer) ( world -- )
742 win-offscreen new >>handle
745 M: windows-ui-backend (close-offscreen-buffer) ( handle -- )
746 [ hDC>> DeleteDC drop ]
747 [ hBitmap>> DeleteObject drop ] bi ;
749 ! Windows 32-bit bitmaps don't actually use the alpha byte of
750 ! each pixel; it's left as zero
752 : (make-opaque) ( byte-array -- byte-array' )
754 [ '[ 255 swap 4 * 3 + _ set-nth ] each ]
757 : (opaque-pixels) ( world -- pixels )
758 [ handle>> bits>> ] [ dim>> ] bi bitmap>byte-array (make-opaque) ;
760 M: windows-ui-backend offscreen-pixels ( world -- alien w h )
761 [ (opaque-pixels) ] [ dim>> first2 ] bi ;
763 M: windows-ui-backend raise-window* ( world -- )
764 handle>> [ hWnd>> SetFocus drop ] when* ;
766 M: windows-ui-backend set-title ( string world -- )
768 dup title>> [ free ] when*
769 swap utf16n malloc-string
771 [ [ hWnd>> WM_SETTEXT 0 ] dip alien-address SendMessage drop ] bi ;
773 M: windows-ui-backend (with-ui)
780 ] [ cleanup-win32-ui ] [ ] cleanup
783 M: windows-ui-backend beep ( -- )
786 M: windows-ui-backend system-alert
787 [ f ] 2dip swap MB_OK MessageBox drop ;
789 : fullscreen-RECT ( hwnd -- RECT )
790 MONITOR_DEFAULTTONEAREST MonitorFromWindow
791 MONITORINFOEX <struct>
792 MONITORINFOEX heap-size >>cbSize
793 [ GetMonitorInfo win32-error=0/f ] keep rcMonitor>> ;
795 : client-area>RECT ( hwnd -- RECT )
797 [ GetClientRect win32-error=0/f ]
798 [ >c-ptr byte-array>POINT-array [ ClientToScreen drop ] with each ]
801 : hwnd>RECT ( hwnd -- RECT )
802 RECT <struct> [ GetWindowRect win32-error=0/f ] keep ;
804 M: windows-ui-backend (grab-input) ( handle -- )
806 hWnd>> client-area>RECT ClipCursor drop ;
808 M: windows-ui-backend (ungrab-input) ( handle -- )
813 : fullscreen-flags ( -- n )
814 { WS_CAPTION WS_BORDER WS_THICKFRAME } flags ; inline
816 : enter-fullscreen ( world -- )
820 GWL_STYLE GetWindowLong
821 fullscreen-flags unmask
823 [ GWL_STYLE rot SetWindowLong win32-error=0/f ]
826 over hwnd>RECT get-RECT-dimensions
828 SetWindowPos win32-error=0/f
830 [ SW_MAXIMIZE ShowWindow win32-error=0/f ]
833 : exit-fullscreen ( world -- )
836 [ GWL_STYLE rot world>style SetWindowLong win32-error=0/f ]
839 over hwnd>RECT get-RECT-dimensions
840 { SWP_NOMOVE SWP_NOSIZE SWP_NOZORDER SWP_FRAMECHANGED } flags
841 SetWindowPos win32-error=0/f
843 [ SW_RESTORE ShowWindow win32-error=0/f ]
846 M: windows-ui-backend (set-fullscreen) ( ? world -- )
847 [ enter-fullscreen ] [ exit-fullscreen ] if ;
849 M: windows-ui-backend (fullscreen?) ( world -- ? )
850 [ handle>> hWnd>> hwnd>RECT ]
851 [ handle>> hWnd>> fullscreen-RECT ] bi
852 [ get-RECT-dimensions 2array 2nip ] bi@ = ;
854 windows-ui-backend ui-backend set-global
856 [ "ui.tools" ] main-vocab-hook set-global