264 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			264 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			Factor
		
	
	
! Copyright (C) 2006, 2009 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors alien.c-types alien.data arrays assocs classes
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cocoa cocoa.application cocoa.classes cocoa.messages cocoa.nibs
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cocoa.pasteboard cocoa.runtime cocoa.subclassing cocoa.types
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cocoa.views cocoa.windows combinators command-line
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core-foundation core-foundation.run-loop core-graphics
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core-graphics.types destructors fry generalizations io.thread
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kernel libc literals locals math math.bitwise math.rectangles
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memory namespaces sequences threads ui colors ui.backend
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ui.backend.cocoa.views ui.clipboards ui.gadgets
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ui.gadgets.worlds ui.pixel-formats ui.pixel-formats.private
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ui.private words.symbol ;
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IN: ui.backend.cocoa
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TUPLE: handle ;
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TUPLE: window-handle < handle view window ;
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TUPLE: offscreen-handle < handle context buffer ;
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C: <window-handle> window-handle
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C: <offscreen-handle> offscreen-handle
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SINGLETON: cocoa-ui-backend
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PIXEL-FORMAT-ATTRIBUTE-TABLE: NSOpenGLPFA { } H{
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    { double-buffered { $ NSOpenGLPFADoubleBuffer } }
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    { stereo { $ NSOpenGLPFAStereo } }
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    { offscreen { $ NSOpenGLPFAOffScreen } }
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    { fullscreen { $ NSOpenGLPFAFullScreen } }
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    { windowed { $ NSOpenGLPFAWindow } }
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    { accelerated { $ NSOpenGLPFAAccelerated } }
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    { software-rendered { $ NSOpenGLPFARendererID $ kCGLRendererGenericFloatID } }
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    { backing-store { $ NSOpenGLPFABackingStore } }
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    { multisampled { $ NSOpenGLPFAMultisample } }
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    { supersampled { $ NSOpenGLPFASupersample } }
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    { sample-alpha { $ NSOpenGLPFASampleAlpha } }
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    { color-float { $ NSOpenGLPFAColorFloat } }
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    { color-bits { $ NSOpenGLPFAColorSize } }
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    { alpha-bits { $ NSOpenGLPFAAlphaSize } }
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    { accum-bits { $ NSOpenGLPFAAccumSize } }
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    { depth-bits { $ NSOpenGLPFADepthSize } }
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    { stencil-bits { $ NSOpenGLPFAStencilSize } }
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    { aux-buffers { $ NSOpenGLPFAAuxBuffers } }
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    { sample-buffers { $ NSOpenGLPFASampleBuffers } }
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    { samples { $ NSOpenGLPFASamples } }
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}
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M: cocoa-ui-backend (make-pixel-format)
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    nip >NSOpenGLPFA-int-array
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    NSOpenGLPixelFormat -> alloc swap -> initWithAttributes: ;
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M: cocoa-ui-backend (free-pixel-format)
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    handle>> -> release ;
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M: cocoa-ui-backend (pixel-format-attribute)
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    [ handle>> ] [ >NSOpenGLPFA ] bi*
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    [ drop f ]
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    [
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        first
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        { int } [ swap 0 -> getValues:forAttribute:forVirtualScreen: ]
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        with-out-parameters
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    ] if-empty ;
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TUPLE: pasteboard handle ;
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C: <pasteboard> pasteboard
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M: pasteboard clipboard-contents
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    handle>> pasteboard-string ;
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M: pasteboard set-clipboard-contents
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    handle>> set-pasteboard-string ;
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: init-clipboard ( -- )
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    NSPasteboard -> generalPasteboard <pasteboard>
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    clipboard set-global
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    <clipboard> selection set-global ;
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: world>NSRect ( world -- NSRect )
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    [ 0 0 ] dip dim>> first2 <CGRect> ;
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: auto-position ( window loc -- )
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    #! Note: if this is the initial window, the length of the windows
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    #! vector should be 1, since (open-window) calls auto-position
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    #! after register-window.
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    dup { 0 0 } = [
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        drop
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        windows get-global length 1 <= [ -> center ] [
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            windows get-global last second window-loc>>
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            dupd first2 <CGPoint> -> cascadeTopLeftFromPoint:
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            -> setFrameTopLeftPoint:
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        ] if
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    ] [ first2 <CGPoint> -> setFrameTopLeftPoint: ] if ;
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M: cocoa-ui-backend set-title ( string world -- )
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    handle>> window>> swap <NSString> -> setTitle: ;
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: enter-fullscreen ( world -- )
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    handle>> view>>
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    NSScreen -> mainScreen
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    f -> enterFullScreenMode:withOptions:
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    drop ;
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: exit-fullscreen ( world -- )
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    handle>>
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    [ view>> f -> exitFullScreenModeWithOptions: ] 
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    [ [ window>> ] [ view>> ] bi -> makeFirstResponder: drop ] bi ;
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M: cocoa-ui-backend (set-fullscreen) ( world ? -- )
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    [ enter-fullscreen ] [ exit-fullscreen ] if ;
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M: cocoa-ui-backend (fullscreen?) ( world -- ? )
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    handle>> view>> -> isInFullScreenMode zero? not ;
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CONSTANT: window-control>styleMask
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    H{
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        { close-button $ NSClosableWindowMask }
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        { minimize-button $ NSMiniaturizableWindowMask }
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        { maximize-button 0 }
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        { resize-handles $ NSResizableWindowMask }
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        { small-title-bar $[ NSTitledWindowMask NSUtilityWindowMask bitor ] }
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        { normal-title-bar $ NSTitledWindowMask }
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        { textured-background $ NSTexturedBackgroundWindowMask }
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    }
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: world>styleMask ( world -- n )
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    window-controls>> window-control>styleMask symbols>flags ;
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: make-context-transparent ( view -- )
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    -> openGLContext
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    0 int <ref> NSOpenGLCPSurfaceOpacity -> setValues:forParameter: ;
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M:: cocoa-ui-backend (open-window) ( world -- )
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    world [ [ dim>> ] dip <FactorView> ]
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    with-world-pixel-format :> view
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    world window-controls>> textured-background swap member-eq?
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    [ view make-context-transparent ] when
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    view world [ world>NSRect ] [ world>styleMask ] bi <ViewWindow> :> window
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    view -> release
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    world view register-window
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    window world window-loc>> auto-position
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    world window save-position
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    window install-window-delegate
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    view window <window-handle> world handle<<
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    window f -> makeKeyAndOrderFront: ;
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M: cocoa-ui-backend (close-window) ( handle -- )
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    [
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        view>> dup -> isInFullScreenMode zero?
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        [ drop ]
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        [ f -> exitFullScreenModeWithOptions: ] if
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    ] [ window>> -> release ] bi ;
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M: cocoa-ui-backend (grab-input) ( handle -- )
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    0 CGAssociateMouseAndMouseCursorPosition drop
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    CGMainDisplayID CGDisplayHideCursor drop
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    window>> -> frame CGRect>rect rect-center
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    NSScreen -> screens 0 -> objectAtIndex: -> frame CGRect-h
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    [ drop first ] [ swap second - ] 2bi <CGPoint>
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    [ GetCurrentButtonState zero? not ] [ yield ] while
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    CGWarpMouseCursorPosition drop ;
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M: cocoa-ui-backend (ungrab-input) ( handle -- )
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    drop
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    CGMainDisplayID CGDisplayShowCursor drop
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    1 CGAssociateMouseAndMouseCursorPosition drop ;
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M: cocoa-ui-backend close-window ( gadget -- )
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    find-world [
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        handle>> [
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            window>> -> close
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        ] when*
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    ] when* ;
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M: cocoa-ui-backend raise-window* ( world -- )
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    handle>> [
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        window>> dup f -> orderFront: -> makeKeyWindow
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        NSApp 1 -> activateIgnoringOtherApps:
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    ] when* ;
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: pixel-size ( pixel-format -- size )
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    color-bits (pixel-format-attribute) -3 shift ;
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: offscreen-buffer ( world pixel-format -- alien w h pitch )
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    [ dim>> first2 ] [ pixel-size ] bi*
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    { [ * * malloc ] [ 2drop ] [ drop nip ] [ nip * ] } 3cleave ;
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:: gadget-offscreen-context ( world -- context buffer )
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    world [
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        nip :> pf
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        NSOpenGLContext -> alloc pf handle>> f -> initWithFormat:shareContext:
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        dup world pf offscreen-buffer
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        4 npick [ -> setOffScreen:width:height:rowbytes: ] dip
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    ] with-world-pixel-format ;
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M: cocoa-ui-backend (open-offscreen-buffer) ( world -- )
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    dup gadget-offscreen-context <offscreen-handle> >>handle drop ;
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M: cocoa-ui-backend (close-offscreen-buffer) ( handle -- )
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    [ context>> -> release ]
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    [ buffer>> free ] bi ;
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GENERIC: (gl-context) ( handle -- context )
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M: window-handle (gl-context) view>> -> openGLContext ;
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M: offscreen-handle (gl-context) context>> ;
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M: handle select-gl-context ( handle -- )
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    (gl-context) -> makeCurrentContext ;
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M: handle flush-gl-context ( handle -- )
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    (gl-context) -> flushBuffer ;
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M: cocoa-ui-backend offscreen-pixels ( world -- alien w h )
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    [ handle>> buffer>> ] [ dim>> first2 neg ] bi ;
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M: cocoa-ui-backend beep ( -- )
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    NSBeep ;
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M: cocoa-ui-backend resize-window [ handle>> window>> ] [ first2 ] bi* <CGSize> -> setContentSize: ;
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M: cocoa-ui-backend system-alert
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    NSAlert -> alloc -> init -> autorelease [
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        {
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            [ swap <NSString> -> setInformativeText: ]
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            [ swap <NSString> -> setMessageText: ]
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            [ "OK" <NSString> -> addButtonWithTitle: drop ]
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            [ -> runModal drop ]
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        } cleave
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    ] [ 2drop ] if* ;
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CLASS: FactorApplicationDelegate < NSObject
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[
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    METHOD: void applicationDidUpdate: id obj
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    [ reset-run-loop ]
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]
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: install-app-delegate ( -- )
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    NSApp FactorApplicationDelegate install-delegate ;
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SYMBOL: cocoa-startup-hook
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cocoa-startup-hook [
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    [ "MiniFactor.nib" load-nib install-app-delegate ]
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] initialize
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M: cocoa-ui-backend (with-ui)
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    "UI" assert.app [
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        [
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            init-clipboard
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            cocoa-startup-hook get call( -- )
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            start-ui
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            stop-io-thread
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            init-thread-timer
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            reset-run-loop
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            NSApp -> run
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        ] ui-running
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    ] with-cocoa ;
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cocoa-ui-backend ui-backend set-global
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M: cocoa-ui-backend ui-backend-available?
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    running.app? ;
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