343 lines
10 KiB
Factor
Executable File
343 lines
10 KiB
Factor
Executable File
! Copyright (C) 2005, 2009 Eduardo Cavazos and Slava Pestov
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors alien alien.c-types arrays ui ui.private ui.gadgets
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ui.gadgets.private ui.gestures ui.backend ui.clipboards
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ui.gadgets.worlds ui.render ui.event-loop assocs kernel math
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namespaces opengl sequences strings x11 x11.xlib x11.events x11.xim
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x11.glx x11.clipboard x11.constants x11.windows x11.io
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io.encodings.string io.encodings.ascii io.encodings.utf8 combinators
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command-line math.vectors classes.tuple opengl.gl threads
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math.rectangles environment ascii literals
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ui.pixel-formats ui.pixel-formats.private ;
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IN: ui.backend.x11
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SINGLETON: x11-ui-backend
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: XA_NET_WM_NAME ( -- atom ) "_NET_WM_NAME" x-atom ;
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TUPLE: x11-handle-base glx ;
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TUPLE: x11-handle < x11-handle-base window xic ;
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TUPLE: x11-pixmap-handle < x11-handle-base pixmap glx-pixmap ;
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C: <x11-handle> x11-handle
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C: <x11-pixmap-handle> x11-pixmap-handle
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M: world expose-event nip relayout ;
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M: world configure-event
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over configured-loc >>window-loc
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swap configured-dim >>dim
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! In case dimensions didn't change
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relayout-1 ;
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PIXEL-FORMAT-ATTRIBUTE-TABLE: glx-visual { $ GLX_USE_GL $ GLX_RGBA } H{
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{ double-buffered { $ GLX_DOUBLEBUFFER } }
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{ stereo { $ GLX_STEREO } }
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{ color-bits { $ GLX_BUFFER_SIZE } }
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{ red-bits { $ GLX_RED_SIZE } }
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{ green-bits { $ GLX_GREEN_SIZE } }
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{ blue-bits { $ GLX_BLUE_SIZE } }
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{ alpha-bits { $ GLX_ALPHA_SIZE } }
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{ accum-red-bits { $ GLX_ACCUM_RED_SIZE } }
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{ accum-green-bits { $ GLX_ACCUM_GREEN_SIZE } }
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{ accum-blue-bits { $ GLX_ACCUM_BLUE_SIZE } }
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{ accum-alpha-bits { $ GLX_ACCUM_ALPHA_SIZE } }
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{ depth-bits { $ GLX_DEPTH_SIZE } }
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{ stencil-bits { $ GLX_STENCIL_SIZE } }
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{ aux-buffers { $ GLX_AUX_BUFFERS } }
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{ sample-buffers { $ GLX_SAMPLE_BUFFERS } }
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{ samples { $ GLX_SAMPLES } }
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}
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M: x11-ui-backend (make-pixel-format)
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[ drop dpy get scr get ] dip
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>glx-visual-int-array glXChooseVisual ;
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M: x11-ui-backend (free-pixel-format)
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handle>> XFree ;
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M: x11-ui-backend (pixel-format-attribute)
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[ dpy get ] 2dip
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[ handle>> ] [ >glx-visual ] bi*
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[ 2drop f ] [
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first
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0 <int> [ glXGetConfig drop ] keep *int
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] if-empty ;
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CONSTANT: modifiers
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{
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{ S+ HEX: 1 }
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{ C+ HEX: 4 }
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{ A+ HEX: 8 }
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}
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CONSTANT: key-codes
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H{
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{ HEX: FF08 "BACKSPACE" }
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{ HEX: FF09 "TAB" }
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{ HEX: FF0D "RET" }
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{ HEX: FF8D "ENTER" }
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{ HEX: FF1B "ESC" }
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{ HEX: FFFF "DELETE" }
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{ HEX: FF50 "HOME" }
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{ HEX: FF51 "LEFT" }
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{ HEX: FF52 "UP" }
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{ HEX: FF53 "RIGHT" }
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{ HEX: FF54 "DOWN" }
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{ HEX: FF55 "PAGE_UP" }
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{ HEX: FF56 "PAGE_DOWN" }
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{ HEX: FF57 "END" }
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{ HEX: FF58 "BEGIN" }
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{ HEX: FFBE "F1" }
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{ HEX: FFBF "F2" }
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{ HEX: FFC0 "F3" }
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{ HEX: FFC1 "F4" }
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{ HEX: FFC2 "F5" }
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{ HEX: FFC3 "F6" }
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{ HEX: FFC4 "F7" }
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{ HEX: FFC5 "F8" }
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{ HEX: FFC6 "F9" }
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}
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: key-code ( keysym -- keycode action? )
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dup key-codes at [ t ] [ 1string f ] ?if ;
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: event-modifiers ( event -- seq )
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XKeyEvent-state modifiers modifier ;
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: valid-input? ( string gesture -- ? )
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over empty? [ 2drop f ] [
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mods>> { f { S+ } } member? [
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[ [ 127 = not ] [ CHAR: \s >= ] bi and ] all?
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] [
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[ [ 127 = not ] [ CHAR: \s >= ] [ alpha? not ] tri and and ] all?
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] if
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] if ;
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: key-down-event>gesture ( event world -- string gesture )
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dupd
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handle>> xic>> lookup-string
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[ swap event-modifiers ] dip key-code <key-down> ;
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M: world key-down-event
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[ key-down-event>gesture ] keep
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[ propagate-key-gesture drop ]
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[ 2over valid-input? [ nip user-input ] [ 3drop ] if ]
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3bi ;
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: key-up-event>gesture ( event -- gesture )
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[ event-modifiers ] [ 0 XLookupKeysym key-code ] bi <key-up> ;
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M: world key-up-event
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[ key-up-event>gesture ] dip propagate-key-gesture ;
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: mouse-event>gesture ( event -- modifiers button loc )
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[ event-modifiers ]
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[ XButtonEvent-button ]
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[ mouse-event-loc ]
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tri ;
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M: world button-down-event
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[ mouse-event>gesture [ <button-down> ] dip ] dip
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send-button-down ;
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M: world button-up-event
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[ mouse-event>gesture [ <button-up> ] dip ] dip
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send-button-up ;
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: mouse-event>scroll-direction ( event -- pair )
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XButtonEvent-button {
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{ 4 { 0 -1 } }
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{ 5 { 0 1 } }
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{ 6 { -1 0 } }
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{ 7 { 1 0 } }
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} at ;
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M: world wheel-event
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[ [ mouse-event>scroll-direction ] [ mouse-event-loc ] bi ] dip
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send-wheel ;
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M: world enter-event motion-event ;
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M: world leave-event 2drop forget-rollover ;
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M: world motion-event
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[ [ XMotionEvent-x ] [ XMotionEvent-y ] bi 2array ] dip
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move-hand fire-motion ;
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M: world focus-in-event
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nip
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[ handle>> xic>> XSetICFocus ] [ focus-world ] bi ;
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M: world focus-out-event
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nip
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[ handle>> xic>> XUnsetICFocus ] [ unfocus-world ] bi ;
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M: world selection-notify-event
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[ handle>> window>> selection-from-event ] keep
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user-input ;
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: supported-type? ( atom -- ? )
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{ "UTF8_STRING" "STRING" "TEXT" }
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[ x-atom = ] with any? ;
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: clipboard-for-atom ( atom -- clipboard )
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{
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{ XA_PRIMARY [ selection get ] }
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{ XA_CLIPBOARD [ clipboard get ] }
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[ drop <clipboard> ]
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} case ;
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: encode-clipboard ( string type -- bytes )
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XSelectionRequestEvent-target
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XA_UTF8_STRING = utf8 ascii ? encode ;
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: set-selection-prop ( evt -- )
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dpy get swap
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[ XSelectionRequestEvent-requestor ] keep
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[ XSelectionRequestEvent-property ] keep
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[ XSelectionRequestEvent-target ] keep
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[ 8 PropModeReplace ] dip
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[
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XSelectionRequestEvent-selection
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clipboard-for-atom contents>>
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] keep encode-clipboard dup length XChangeProperty drop ;
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M: world selection-request-event
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drop dup XSelectionRequestEvent-target {
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{ [ dup supported-type? ] [ drop dup set-selection-prop send-notify-success ] }
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{ [ dup "TARGETS" x-atom = ] [ drop dup set-targets-prop send-notify-success ] }
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{ [ dup "TIMESTAMP" x-atom = ] [ drop dup set-timestamp-prop send-notify-success ] }
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[ drop send-notify-failure ]
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} cond ;
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M: x11-ui-backend (close-window) ( handle -- )
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[ xic>> XDestroyIC ]
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[ glx>> destroy-glx ]
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[ window>> [ unregister-window ] [ destroy-window ] bi ]
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tri ;
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M: world client-event
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swap close-box? [ ungraft ] [ drop ] if ;
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: gadget-window ( world -- )
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dup
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[ [ [ window-loc>> ] [ dim>> ] bi ] dip handle>> glx-window ]
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with-world-pixel-format swap
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dup "Factor" create-xic
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<x11-handle>
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[ window>> register-window ] [ >>handle drop ] 2bi ;
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: wait-event ( -- event )
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QueuedAfterFlush events-queued 0 > [
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next-event dup
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None XFilterEvent 0 = [ drop wait-event ] unless
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] [ wait-for-display wait-event ] if ;
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M: x11-ui-backend do-events
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wait-event dup XAnyEvent-window window dup
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[ handle-event ] [ 2drop ] if ;
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: x-clipboard@ ( gadget clipboard -- prop win )
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atom>> swap
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find-world handle>> window>> ;
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M: x-clipboard copy-clipboard
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[ x-clipboard@ own-selection ] keep
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(>>contents) ;
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M: x-clipboard paste-clipboard
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[ find-world handle>> window>> ] dip atom>> convert-selection ;
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: init-clipboard ( -- )
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XA_PRIMARY <x-clipboard> selection set-global
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XA_CLIPBOARD <x-clipboard> clipboard set-global ;
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: set-title-old ( dpy window string -- )
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dup [ 127 <= ] all? [ XStoreName drop ] [ 3drop ] if ;
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: set-title-new ( dpy window string -- )
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[ XA_NET_WM_NAME XA_UTF8_STRING 8 PropModeReplace ] dip
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utf8 encode dup length XChangeProperty drop ;
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: set-class ( dpy window -- )
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XA_WM_CLASS XA_UTF8_STRING 8 PropModeReplace "Factor"
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utf8 encode dup length XChangeProperty drop ;
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M: x11-ui-backend set-title ( string world -- )
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handle>> window>> swap
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[ dpy get ] 2dip [ set-title-old ] [ set-title-new ] 3bi ;
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M: x11-ui-backend set-fullscreen* ( ? world -- )
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handle>> window>> "XClientMessageEvent" <c-object>
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[ set-XClientMessageEvent-window ] keep
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swap _NET_WM_STATE_ADD _NET_WM_STATE_REMOVE ?
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over set-XClientMessageEvent-data0
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ClientMessage over set-XClientMessageEvent-type
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dpy get over set-XClientMessageEvent-display
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"_NET_WM_STATE" x-atom over set-XClientMessageEvent-message_type
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32 over set-XClientMessageEvent-format
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"_NET_WM_STATE_FULLSCREEN" x-atom over set-XClientMessageEvent-data1
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[ dpy get root get 0 SubstructureNotifyMask ] dip XSendEvent drop ;
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M: x11-ui-backend (open-window) ( world -- )
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dup gadget-window
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handle>> window>>
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[ set-closable ] [ dpy get swap set-class ] [ map-window ] tri ;
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M: x11-ui-backend raise-window* ( world -- )
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handle>> [
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dpy get swap window>>
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[ RevertToPointerRoot CurrentTime XSetInputFocus drop ]
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[ XRaiseWindow drop ]
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2bi
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] when* ;
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M: x11-handle select-gl-context ( handle -- )
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dpy get swap
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[ window>> ] [ glx>> ] bi glXMakeCurrent
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[ "Failed to set current GLX context" throw ] unless ;
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M: x11-handle flush-gl-context ( handle -- )
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dpy get swap window>> glXSwapBuffers ;
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M: x11-pixmap-handle select-gl-context ( handle -- )
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dpy get swap
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[ glx-pixmap>> ] [ glx>> ] bi glXMakeCurrent
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[ "Failed to set current GLX context" throw ] unless ;
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M: x11-pixmap-handle flush-gl-context ( handle -- )
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drop ;
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M: x11-ui-backend (open-offscreen-buffer) ( world -- )
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dup [ [ dim>> ] [ handle>> ] bi* glx-pixmap ]
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with-world-pixel-format
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<x11-pixmap-handle> >>handle drop ;
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M: x11-ui-backend (close-offscreen-buffer) ( handle -- )
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dpy get swap
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[ glx-pixmap>> glXDestroyGLXPixmap ]
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[ pixmap>> XFreePixmap drop ]
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[ glx>> glXDestroyContext ] 2tri ;
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M: x11-ui-backend offscreen-pixels ( world -- alien w h )
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[ [ dim>> ] [ handle>> pixmap>> ] bi pixmap-bits ] [ dim>> first2 ] bi ;
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M: x11-ui-backend (with-ui) ( quot -- )
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[
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f [
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[
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init-clipboard
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start-ui
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event-loop
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] with-xim
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] with-x
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] ui-running ;
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M: x11-ui-backend beep ( -- )
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dpy get 100 XBell drop ;
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x11-ui-backend ui-backend set-global
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[ "DISPLAY" os-env "ui.tools" "listener" ? ]
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main-vocab-hook set-global
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