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 ui.private
5 ui.gadgets ui.gadgets.private ui.backend ui.clipboards
6 ui.gadgets.worlds ui.gestures ui.event-loop io kernel math
7 math.vectors namespaces make sequences strings vectors words
8 windows.kernel32 windows.gdi32 windows.user32 windows.opengl32
9 windows.messages windows.types windows.offscreen windows.nt
10 threads libc combinators fry combinators.short-circuit continuations
11 command-line shuffle opengl ui.render ascii math.bitwise locals
12 accessors math.rectangles math.order ascii calendar
13 io.encodings.utf16n windows.errors ;
14 IN: ui.backend.windows
16 SINGLETON: windows-ui-backend
18 : lo-word ( wparam -- lo ) <short> *short ; inline
19 : hi-word ( wparam -- hi ) -16 shift lo-word ; inline
20 : >lo-hi ( WORD -- array ) [ lo-word ] [ hi-word ] bi 2array ;
22 : crlf>lf ( str -- str' )
23 CHAR: \r swap remove ;
25 : lf>crlf ( str -- str' )
26 [ [ dup CHAR: \n = [ CHAR: \r , ] when , ] each ] "" make ;
28 : enum-clipboard ( -- seq )
30 [ EnumClipboardFormats win32-error dup dup 0 > ]
34 : with-clipboard ( quot -- )
35 f OpenClipboard win32-error=0/f
37 CloseClipboard win32-error=0/f ; inline
41 CF_UNICODETEXT IsClipboardFormatAvailable zero? [
45 CF_UNICODETEXT GetClipboardData dup win32-error=0/f
46 dup GlobalLock dup win32-error=0/f
47 GlobalUnlock win32-error=0/f
56 EmptyClipboard win32-error=0/f
57 GMEM_MOVEABLE over length 1+ GlobalAlloc
60 dup GlobalLock dup win32-error=0/f
61 swapd byte-array>memory
62 dup GlobalUnlock win32-error=0/f
63 CF_UNICODETEXT swap SetClipboardData win32-error=0/f
67 C: <pasteboard> pasteboard
69 M: pasteboard clipboard-contents drop paste ;
70 M: pasteboard set-clipboard-contents drop copy ;
72 : init-clipboard ( -- )
73 <pasteboard> clipboard set-global
74 <clipboard> selection set-global ;
76 TUPLE: win-base hDC hRC ;
77 TUPLE: win < win-base hWnd world title ;
78 TUPLE: win-offscreen < win-base hBitmap bits ;
80 C: <win-offscreen> win-offscreen
82 SYMBOLS: msg-obj class-name-ptr mouse-captured ;
84 : style ( -- n ) WS_OVERLAPPEDWINDOW ; inline
85 : ex-style ( -- n ) WS_EX_APPWINDOW WS_EX_WINDOWEDGE bitor ; inline
87 : get-RECT-top-left ( RECT -- x y )
88 [ RECT-left ] keep RECT-top ;
90 : get-RECT-dimensions ( RECT -- x y width height )
91 [ get-RECT-top-left ] keep
92 [ RECT-right ] keep [ RECT-left - ] keep
93 [ RECT-bottom ] keep RECT-top - ;
95 : handle-wm-paint ( hWnd uMsg wParam lParam -- )
96 #! wParam and lParam are unused
97 #! only paint if width/height both > 0
98 3drop window relayout-1 yield ;
100 : handle-wm-size ( hWnd uMsg wParam lParam -- )
102 [ lo-word ] keep hi-word 2array
103 dup { 0 0 } = [ 2drop ] [ swap window (>>dim) ] if ;
105 : handle-wm-move ( hWnd uMsg wParam lParam -- )
107 [ lo-word ] keep hi-word 2array
108 swap window (>>window-loc) ;
110 CONSTANT: wm-keydown-codes
140 : key-state-down? ( key -- ? )
141 GetKeyState 16 bit? ;
143 : left-shift? ( -- ? ) VK_LSHIFT key-state-down? ;
144 : left-ctrl? ( -- ? ) VK_LCONTROL key-state-down? ;
145 : left-alt? ( -- ? ) VK_LMENU key-state-down? ;
146 : right-shift? ( -- ? ) VK_RSHIFT key-state-down? ;
147 : right-ctrl? ( -- ? ) VK_RCONTROL key-state-down? ;
148 : right-alt? ( -- ? ) VK_RMENU key-state-down? ;
149 : shift? ( -- ? ) left-shift? right-shift? or ;
150 : ctrl? ( -- ? ) left-ctrl? right-ctrl? or ;
151 : alt? ( -- ? ) left-alt? right-alt? or ;
152 : caps-lock? ( -- ? ) VK_CAPITAL GetKeyState zero? not ;
154 : key-modifiers ( -- seq )
159 ] { } make [ empty? not ] keep f ? ;
161 CONSTANT: exclude-keys-wm-keydown
170 CONSTANT: exclude-keys-wm-char
178 : exclude-key-wm-keydown? ( n -- ? )
179 exclude-keys-wm-keydown key? ;
181 : exclude-key-wm-char? ( n -- ? )
182 exclude-keys-wm-char key? ;
184 : keystroke>gesture ( n -- mods sym )
185 wm-keydown-codes at* [ key-modifiers swap ] [ drop f f ] if ;
187 : send-key-gesture ( sym action? quot hWnd -- )
188 [ [ key-modifiers ] 3dip call ] dip
189 window propagate-key-gesture ; inline
191 : send-key-down ( sym action? hWnd -- )
192 [ [ <key-down> ] ] dip send-key-gesture ;
194 : send-key-up ( sym action? hWnd -- )
195 [ [ <key-up> ] ] dip send-key-gesture ;
197 : key-sym ( wParam -- string/f action? )
201 [ shift? caps-lock? xor [ CHAR: a + CHAR: A - ] unless 1string f ]
203 { [ dup digit? ] [ 1string f ] }
204 [ wm-keydown-codes at t ]
207 :: handle-wm-keydown ( hWnd uMsg wParam lParam -- )
208 wParam exclude-key-wm-keydown? [
209 wParam key-sym over [
210 dup ctrl? alt? xor or [
216 :: handle-wm-char ( hWnd uMsg wParam lParam -- )
217 wParam exclude-key-wm-char? [
220 [ f hWnd send-key-down ]
221 [ hWnd window user-input ] bi
225 :: handle-wm-keyup ( hWnd uMsg wParam lParam -- )
226 wParam exclude-key-wm-keydown? [
227 wParam key-sym over [
232 :: set-window-active ( hwnd uMsg wParam lParam ? -- n )
233 ? hwnd window (>>active?)
234 hwnd uMsg wParam lParam DefWindowProc ;
236 : handle-wm-syscommand ( hWnd uMsg wParam lParam -- n )
238 { [ over SC_MINIMIZE = ] [ f set-window-active ] }
239 { [ over SC_RESTORE = ] [ t set-window-active ] }
240 { [ over SC_MAXIMIZE = ] [ t set-window-active ] }
241 { [ dup alpha? ] [ 4drop 0 ] }
242 { [ t ] [ DefWindowProc ] }
245 : cleanup-window ( handle -- )
246 dup title>> [ free ] when*
247 dup hRC>> wglDeleteContext win32-error=0/f
248 dup hWnd>> swap hDC>> ReleaseDC win32-error=0/f ;
250 M: windows-ui-backend (close-window)
251 dup hWnd>> unregister-window
253 hWnd>> DestroyWindow win32-error=0/f ;
255 : handle-wm-close ( hWnd uMsg wParam lParam -- )
256 3drop window ungraft ;
258 : handle-wm-set-focus ( hWnd uMsg wParam lParam -- )
259 3drop window [ focus-world ] when* ;
261 : handle-wm-kill-focus ( hWnd uMsg wParam lParam -- )
262 3drop window [ unfocus-world ] when* ;
264 : message>button ( uMsg -- button down? )
266 { WM_LBUTTONDOWN [ 1 t ] }
267 { WM_LBUTTONUP [ 1 f ] }
268 { WM_MBUTTONDOWN [ 2 t ] }
269 { WM_MBUTTONUP [ 2 f ] }
270 { WM_RBUTTONDOWN [ 3 t ] }
271 { WM_RBUTTONUP [ 3 f ] }
273 { WM_NCLBUTTONDOWN [ 1 t ] }
274 { WM_NCLBUTTONUP [ 1 f ] }
275 { WM_NCMBUTTONDOWN [ 2 t ] }
276 { WM_NCMBUTTONUP [ 2 f ] }
277 { WM_NCRBUTTONDOWN [ 3 t ] }
278 { WM_NCRBUTTONUP [ 3 f ] }
281 ! If the user clicks in the window border ("non-client area")
282 ! Windows sends us an NC[LMR]BUTTONDOWN message; but if the
283 ! mouse is subsequently released outside the NC area, we receive
284 ! a [LMR]BUTTONUP message and Factor can get confused. So we
285 ! ignore BUTTONUP's that are a result of an NC*BUTTONDOWN.
288 : handle-wm-ncbutton ( hWnd uMsg wParam lParam -- )
290 message>button nc-buttons get
291 swap [ push ] [ delete ] if ;
293 : mouse-wheel ( wParam -- array ) >lo-hi [ sgn neg ] map ;
295 : mouse-event>gesture ( uMsg -- button )
296 key-modifiers swap message>button
297 [ <button-down> ] [ <button-up> ] if ;
299 :: prepare-mouse ( hWnd uMsg wParam lParam -- button coordinate world )
300 uMsg mouse-event>gesture
304 : set-capture ( hwnd -- )
308 [ SetCapture drop ] keep
312 : release-capture ( -- )
313 ReleaseCapture win32-error=0/f
316 : handle-wm-buttondown ( hWnd uMsg wParam lParam -- )
319 dup message>button drop nc-buttons get delete
320 ] 2dip prepare-mouse send-button-down ;
322 : handle-wm-buttonup ( hWnd uMsg wParam lParam -- )
323 mouse-captured get [ release-capture ] when
324 pick message>button drop dup nc-buttons get member? [
325 nc-buttons get delete 4drop
327 drop prepare-mouse send-button-up
330 : make-TRACKMOUSEEVENT ( hWnd -- alien )
331 "TRACKMOUSEEVENT" <c-object> [ set-TRACKMOUSEEVENT-hwndTrack ] keep
332 "TRACKMOUSEEVENT" heap-size over set-TRACKMOUSEEVENT-cbSize ;
334 : handle-wm-mousemove ( hWnd uMsg wParam lParam -- )
336 over make-TRACKMOUSEEVENT
337 TME_LEAVE over set-TRACKMOUSEEVENT-dwFlags
338 0 over set-TRACKMOUSEEVENT-dwHoverTime
340 >lo-hi swap window move-hand fire-motion ;
342 :: handle-wm-mousewheel ( hWnd uMsg wParam lParam -- )
343 wParam mouse-wheel hand-loc get hWnd window send-wheel ;
345 : handle-wm-cancelmode ( hWnd uMsg wParam lParam -- )
346 #! message sent if windows needs application to stop dragging
347 4drop release-capture ;
349 : handle-wm-mouseleave ( hWnd uMsg wParam lParam -- )
350 #! message sent if mouse leaves main application
351 4drop forget-rollover ;
355 H{ } clone wm-handlers set-global
357 : add-wm-handler ( quot wm -- )
359 [ [ execute( -- wm ) add-wm-handler ] with each ]
360 [ wm-handlers get-global set-at ] if ;
362 [ handle-wm-close 0 ] WM_CLOSE add-wm-handler
363 [ 4dup handle-wm-paint DefWindowProc ] WM_PAINT add-wm-handler
365 [ handle-wm-size 0 ] WM_SIZE add-wm-handler
366 [ handle-wm-move 0 ] WM_MOVE add-wm-handler
368 [ 4dup handle-wm-keydown DefWindowProc ] { WM_KEYDOWN WM_SYSKEYDOWN } add-wm-handler
369 [ 4dup handle-wm-char DefWindowProc ] { WM_CHAR WM_SYSCHAR } add-wm-handler
370 [ 4dup handle-wm-keyup DefWindowProc ] { WM_KEYUP WM_SYSKEYUP } add-wm-handler
372 [ handle-wm-syscommand ] WM_SYSCOMMAND add-wm-handler
373 [ handle-wm-set-focus 0 ] WM_SETFOCUS add-wm-handler
374 [ handle-wm-kill-focus 0 ] WM_KILLFOCUS add-wm-handler
376 [ handle-wm-buttondown 0 ] WM_LBUTTONDOWN add-wm-handler
377 [ handle-wm-buttondown 0 ] WM_MBUTTONDOWN add-wm-handler
378 [ handle-wm-buttondown 0 ] WM_RBUTTONDOWN add-wm-handler
379 [ handle-wm-buttonup 0 ] WM_LBUTTONUP add-wm-handler
380 [ handle-wm-buttonup 0 ] WM_MBUTTONUP add-wm-handler
381 [ handle-wm-buttonup 0 ] WM_RBUTTONUP add-wm-handler
383 [ 4dup handle-wm-ncbutton DefWindowProc ]
384 { WM_NCLBUTTONDOWN WM_NCMBUTTONDOWN WM_NCRBUTTONDOWN
385 WM_NCLBUTTONUP WM_NCMBUTTONUP WM_NCRBUTTONUP }
388 [ nc-buttons get-global delete-all DefWindowProc ]
389 { WM_EXITSIZEMOVE WM_EXITMENULOOP } add-wm-handler
391 [ handle-wm-mousemove 0 ] WM_MOUSEMOVE add-wm-handler
392 [ handle-wm-mousewheel 0 ] WM_MOUSEWHEEL add-wm-handler
393 [ handle-wm-cancelmode 0 ] WM_CANCELMODE add-wm-handler
394 [ handle-wm-mouseleave 0 ] WM_MOUSELEAVE add-wm-handler
396 SYMBOL: trace-messages?
398 ! return 0 if you handle the message, else just let DefWindowProc return its val
399 : ui-wndproc ( -- object )
400 "uint" { "void*" "uint" "long" "long" } "stdcall" [
402 trace-messages? get-global [ dup windows-message-name name>> print flush ] when
403 wm-handlers get-global at* [ call ] [ drop DefWindowProc ] if
406 : peek-message? ( msg -- ? ) f 0 0 PM_REMOVE PeekMessage zero? ;
408 M: windows-ui-backend do-events
410 dup peek-message? [ drop ui-wait ] [
411 [ TranslateMessage drop ]
412 [ DispatchMessage drop ] bi
415 : register-wndclassex ( -- class )
416 "WNDCLASSEX" <c-object>
418 class-name-ptr get-global
419 pick GetClassInfoEx zero? [
420 "WNDCLASSEX" heap-size over set-WNDCLASSEX-cbSize
421 { CS_HREDRAW CS_VREDRAW CS_OWNDC } flags over set-WNDCLASSEX-style
422 ui-wndproc over set-WNDCLASSEX-lpfnWndProc
423 0 over set-WNDCLASSEX-cbClsExtra
424 0 over set-WNDCLASSEX-cbWndExtra
425 f GetModuleHandle over set-WNDCLASSEX-hInstance
426 f GetModuleHandle "fraptor" utf16n string>alien LoadIcon
427 over set-WNDCLASSEX-hIcon
428 f IDC_ARROW LoadCursor over set-WNDCLASSEX-hCursor
430 class-name-ptr get-global over set-WNDCLASSEX-lpszClassName
431 RegisterClassEx dup win32-error=0/f
434 : adjust-RECT ( RECT -- )
435 style 0 ex-style AdjustWindowRectEx win32-error=0/f ;
437 : make-RECT ( world -- RECT )
438 [ window-loc>> ] [ dim>> ] bi <RECT> ;
440 : default-position-RECT ( RECT -- )
441 dup get-RECT-dimensions [ 2drop ] 2dip
442 CW_USEDEFAULT + pick set-RECT-bottom
443 CW_USEDEFAULT + over set-RECT-right
444 CW_USEDEFAULT over set-RECT-left
445 CW_USEDEFAULT swap set-RECT-top ;
447 : make-adjusted-RECT ( rect -- RECT )
449 dup get-RECT-top-left [ zero? ] both? swap
451 swap [ dup default-position-RECT ] when ;
453 : create-window ( rect -- hwnd )
455 [ class-name-ptr get-global f ] dip
458 { WS_CLIPSIBLINGS WS_CLIPCHILDREN style } flags
459 ] dip get-RECT-dimensions
460 f f f GetModuleHandle f CreateWindowEx dup win32-error=0/f ;
462 : show-window ( hWnd -- )
463 dup SW_SHOW ShowWindow drop ! always succeeds
464 dup SetForegroundWindow drop
467 : init-win32-ui ( -- )
468 V{ } clone nc-buttons set-global
469 "MSG" malloc-object msg-obj set-global
470 "Factor-window" utf16n malloc-string class-name-ptr set-global
471 register-wndclassex drop
472 GetDoubleClickTime milliseconds double-click-timeout set-global ;
474 : cleanup-win32-ui ( -- )
475 class-name-ptr get-global [ dup f UnregisterClass drop free ] when*
476 msg-obj get-global [ free ] when*
477 f class-name-ptr set-global
478 f msg-obj set-global ;
480 : setup-pixel-format ( hdc flags -- )
481 32 make-pfd [ ChoosePixelFormat dup win32-error=0/f ] 2keep
482 swapd SetPixelFormat win32-error=0/f ;
484 : get-dc ( hWnd -- hDC ) GetDC dup win32-error=0/f ;
486 : get-rc ( hDC -- hRC )
487 dup wglCreateContext dup win32-error=0/f
488 [ wglMakeCurrent win32-error=0/f ] keep ;
490 : setup-gl ( hwnd -- hDC hRC )
491 get-dc dup windowed-pfd-dwFlags setup-pixel-format dup get-rc ;
493 M: windows-ui-backend (open-window) ( world -- )
494 [ create-window [ setup-gl ] keep ] keep
496 [ swap hWnd>> register-window ] 2keep
500 M: win-base select-gl-context ( handle -- )
501 [ hDC>> ] [ hRC>> ] bi wglMakeCurrent win32-error=0/f
504 M: win-base flush-gl-context ( handle -- )
505 hDC>> SwapBuffers win32-error=0/f ;
507 : setup-offscreen-gl ( dim -- hDC hRC hBitmap bits )
508 make-offscreen-dc-and-bitmap [
509 [ dup offscreen-pfd-dwFlags setup-pixel-format ]
513 M: windows-ui-backend (open-offscreen-buffer) ( world -- )
514 dup dim>> setup-offscreen-gl <win-offscreen>
517 M: windows-ui-backend (close-offscreen-buffer) ( handle -- )
518 [ hDC>> DeleteDC drop ]
519 [ hBitmap>> DeleteObject drop ] bi ;
521 ! Windows 32-bit bitmaps don't actually use the alpha byte of
522 ! each pixel; it's left as zero
524 : (make-opaque) ( byte-array -- byte-array' )
526 [ '[ 255 swap 4 * 3 + _ set-nth ] each ]
529 : (opaque-pixels) ( world -- pixels )
530 [ handle>> bits>> ] [ dim>> ] bi bitmap>byte-array (make-opaque) ;
532 M: windows-ui-backend offscreen-pixels ( world -- alien w h )
533 [ (opaque-pixels) ] [ dim>> first2 ] bi ;
535 M: windows-ui-backend raise-window* ( world -- )
536 handle>> [ hWnd>> SetFocus drop ] when* ;
538 M: windows-ui-backend set-title ( string world -- )
540 dup title>> [ free ] when*
541 swap utf16n malloc-string
543 [ [ hWnd>> WM_SETTEXT 0 ] dip alien-address SendMessage drop ] bi ;
545 M: windows-ui-backend (with-ui)
552 ] [ cleanup-win32-ui ] [ ] cleanup
555 M: windows-ui-backend beep ( -- )
558 : fullscreen-RECT ( hwnd -- RECT )
559 MONITOR_DEFAULTTONEAREST MonitorFromWindow
560 "MONITORINFOEX" <c-object> dup length over set-MONITORINFOEX-cbSize
561 [ GetMonitorInfo win32-error=0/f ] keep MONITORINFOEX-rcMonitor ;
563 : hwnd>RECT ( hwnd -- RECT )
564 "RECT" <c-object> [ GetWindowRect win32-error=0/f ] keep ;
566 : fullscreen-flags ( -- n )
567 { WS_CAPTION WS_BORDER WS_THICKFRAME } flags ; inline
569 : enter-fullscreen ( world -- )
573 GWL_STYLE GetWindowLong
574 fullscreen-flags unmask
576 [ GWL_STYLE rot SetWindowLong win32-error=0/f ]
579 over hwnd>RECT get-RECT-dimensions
581 SetWindowPos win32-error=0/f
583 [ SW_MAXIMIZE ShowWindow win32-error=0/f ]
586 : exit-fullscreen ( world -- )
590 GWL_STYLE GetWindowLong
591 fullscreen-flags bitor
593 [ GWL_STYLE rot SetWindowLong win32-error=0/f ]
596 over hwnd>RECT get-RECT-dimensions
597 { SWP_NOMOVE SWP_NOSIZE SWP_NOZORDER SWP_FRAMECHANGED } flags
598 SetWindowPos win32-error=0/f
600 [ SW_RESTORE ShowWindow win32-error=0/f ]
603 M: windows-ui-backend set-fullscreen* ( ? world -- )
604 swap [ enter-fullscreen ] [ exit-fullscreen ] if ;
606 windows-ui-backend ui-backend set-global
608 [ "ui.tools" ] main-vocab-hook set-global