src/video/cocoa/SDL_cocoawindow.m

/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
  arising from the use of this software.

  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"

#if SDL_VIDEO_DRIVER_COCOA

#if MAC_OS_X_VERSION_MAX_ALLOWED < 1070
# error SDL for Mac OS X must be built with a 10.7 SDK or above.
#endif /* MAC_OS_X_VERSION_MAX_ALLOWED < 1070 */

#include "SDL_syswm.h"
#include "SDL_timer.h"  /* For SDL_GetTicks() */
#include "SDL_hints.h"
#include "../SDL_sysvideo.h"
#include "../../events/SDL_keyboard_c.h"
#include "../../events/SDL_mouse_c.h"
#include "../../events/SDL_touch_c.h"
#include "../../events/SDL_windowevents_c.h"
#include "SDL_cocoavideo.h"
#include "SDL_cocoashape.h"
#include "SDL_cocoamouse.h"
#include "SDL_cocoaopengl.h"

/* #define DEBUG_COCOAWINDOW */

#ifdef DEBUG_COCOAWINDOW
#define DLog(fmt, ...) printf("%s: " fmt "\n", __func__, ##__VA_ARGS__)
#else
#define DLog(...) do { } while (0)
#endif


@interface SDLWindow : NSWindow
/* These are needed for borderless/fullscreen windows */
- (BOOL)canBecomeKeyWindow;
- (BOOL)canBecomeMainWindow;
- (void)sendEvent:(NSEvent *)event;
@end

@implementation SDLWindow
- (BOOL)canBecomeKeyWindow
{
    return YES;
}

- (BOOL)canBecomeMainWindow
{
    return YES;
}

- (void)sendEvent:(NSEvent *)event
{
  [super sendEvent:event];

  if ([event type] != NSLeftMouseUp) {
      return;
  }

  id delegate = [self delegate];
  if (![delegate isKindOfClass:[Cocoa_WindowListener class]]) {
      return;
  }

  if ([delegate isMoving]) {
      [delegate windowDidFinishMoving];
  }
}
@end


static Uint32 s_moveHack;

static void ConvertNSRect(NSRect *r)
{
    r->origin.y = CGDisplayPixelsHigh(kCGDirectMainDisplay) - r->origin.y - r->size.height;
}

static void
ScheduleContextUpdates(SDL_WindowData *data)
{
    NSOpenGLContext *currentContext = [NSOpenGLContext currentContext];
    NSMutableArray *contexts = data->nscontexts;
    @synchronized (contexts) {
        for (SDLOpenGLContext *context in contexts) {
            if (context == currentContext) {
                [context update];
            } else {
                [context scheduleUpdate];
            }
        }
    }
}

static int
GetHintCtrlClickEmulateRightClick()
{
	const char *hint = SDL_GetHint( SDL_HINT_MAC_CTRL_CLICK_EMULATE_RIGHT_CLICK );
	return hint != NULL && *hint != '0';
}

static unsigned int
GetWindowStyle(SDL_Window * window)
{
    unsigned int style;

    if (window->flags & SDL_WINDOW_FULLSCREEN) {
        style = NSBorderlessWindowMask;
    } else {
        if (window->flags & SDL_WINDOW_BORDERLESS) {
            style = NSBorderlessWindowMask;
        } else {
            style = (NSTitledWindowMask|NSClosableWindowMask|NSMiniaturizableWindowMask);
        }
        if (window->flags & SDL_WINDOW_RESIZABLE) {
            style |= NSResizableWindowMask;
        }
    }
    return style;
}

static SDL_bool
SetWindowStyle(SDL_Window * window, unsigned int style)
{
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = data->nswindow;

    if (![nswindow respondsToSelector: @selector(setStyleMask:)]) {
        return SDL_FALSE;
    }

    /* The view responder chain gets messed with during setStyleMask */
    if ([[nswindow contentView] nextResponder] == data->listener) {
        [[nswindow contentView] setNextResponder:nil];
    }

    [nswindow performSelector: @selector(setStyleMask:) withObject: (id)(uintptr_t)style];

    /* The view responder chain gets messed with during setStyleMask */
    if ([[nswindow contentView] nextResponder] != data->listener) {
        [[nswindow contentView] setNextResponder:data->listener];
    }

    return SDL_TRUE;
}


@implementation Cocoa_WindowListener

- (void)listen:(SDL_WindowData *)data
{
    NSNotificationCenter *center;
    NSWindow *window = data->nswindow;
    NSView *view = [window contentView];

    _data = data;
    observingVisible = YES;
    wasCtrlLeft = NO;
    wasVisible = [window isVisible];
    isFullscreenSpace = NO;
    inFullscreenTransition = NO;
    pendingWindowOperation = PENDING_OPERATION_NONE;
    isMoving = NO;

    center = [NSNotificationCenter defaultCenter];

    if ([window delegate] != nil) {
        [center addObserver:self selector:@selector(windowDidExpose:) name:NSWindowDidExposeNotification object:window];
        [center addObserver:self selector:@selector(windowDidMove:) name:NSWindowDidMoveNotification object:window];
        [center addObserver:self selector:@selector(windowDidResize:) name:NSWindowDidResizeNotification object:window];
        [center addObserver:self selector:@selector(windowDidMiniaturize:) name:NSWindowDidMiniaturizeNotification object:window];
        [center addObserver:self selector:@selector(windowDidDeminiaturize:) name:NSWindowDidDeminiaturizeNotification object:window];
        [center addObserver:self selector:@selector(windowDidBecomeKey:) name:NSWindowDidBecomeKeyNotification object:window];
        [center addObserver:self selector:@selector(windowDidResignKey:) name:NSWindowDidResignKeyNotification object:window];
        [center addObserver:self selector:@selector(windowWillEnterFullScreen:) name:NSWindowWillEnterFullScreenNotification object:window];
        [center addObserver:self selector:@selector(windowDidEnterFullScreen:) name:NSWindowDidEnterFullScreenNotification object:window];
        [center addObserver:self selector:@selector(windowWillExitFullScreen:) name:NSWindowWillExitFullScreenNotification object:window];
        [center addObserver:self selector:@selector(windowDidExitFullScreen:) name:NSWindowDidExitFullScreenNotification object:window];
    } else {
        [window setDelegate:self];
    }

    /* Haven't found a delegate / notification that triggers when the window is
     * ordered out (is not visible any more). You can be ordered out without
     * minimizing, so DidMiniaturize doesn't work. (e.g. -[NSWindow orderOut:])
     */
    [window addObserver:self
             forKeyPath:@"visible"
                options:NSKeyValueObservingOptionNew
                context:NULL];

    [window setNextResponder:self];
    [window setAcceptsMouseMovedEvents:YES];

    [view setNextResponder:self];

    if ([view respondsToSelector:@selector(setAcceptsTouchEvents:)]) {
        [view setAcceptsTouchEvents:YES];
    }
}

- (void)observeValueForKeyPath:(NSString *)keyPath
                      ofObject:(id)object
                        change:(NSDictionary *)change
                       context:(void *)context
{
    if (!observingVisible) {
        return;
    }

    if (object == _data->nswindow && [keyPath isEqualToString:@"visible"]) {
        int newVisibility = [[change objectForKey:@"new"] intValue];
        if (newVisibility) {
            SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_SHOWN, 0, 0);
        } else {
            SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_HIDDEN, 0, 0);
        }
    }
}

-(void) pauseVisibleObservation
{
    observingVisible = NO;
    wasVisible = [_data->nswindow isVisible];
}

-(void) resumeVisibleObservation
{
    BOOL isVisible = [_data->nswindow isVisible];
    observingVisible = YES;
    if (wasVisible != isVisible) {
        if (isVisible) {
            SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_SHOWN, 0, 0);
        } else {
            SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_HIDDEN, 0, 0);
        }

        wasVisible = isVisible;
    }
}

-(BOOL) setFullscreenSpace:(BOOL) state;
{
    SDL_Window *window = _data->window;
    NSWindow *nswindow = _data->nswindow;

    if (![nswindow respondsToSelector: @selector(collectionBehavior)]) {
        return NO;
    }
    if ([nswindow collectionBehavior] != NSWindowCollectionBehaviorFullScreenPrimary) {
        return NO;
    }

    if (state == isFullscreenSpace) {
        return YES;
    }

    if (inFullscreenTransition) {
        if (state) {
            [self addPendingWindowOperation:PENDING_OPERATION_ENTER_FULLSCREEN];
        } else {
            [self addPendingWindowOperation:PENDING_OPERATION_LEAVE_FULLSCREEN];
        }
        return YES;
    }
    inFullscreenTransition = YES;

    /* Update the flags here so the state change is available immediately */
    if (state) {
        window->flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
    } else {
        window->flags &= ~SDL_WINDOW_FULLSCREEN_DESKTOP;
    }

    [nswindow performSelectorOnMainThread: @selector(toggleFullScreen:) withObject:nswindow waitUntilDone:NO];
    return YES;
}

-(BOOL) isInFullscreenSpace
{
    return isFullscreenSpace;
}

-(BOOL) isInFullscreenSpaceTransition
{
    return inFullscreenTransition;
}

-(void) addPendingWindowOperation:(PendingWindowOperation) operation
{
    pendingWindowOperation = operation;
}

- (void)close
{
    NSNotificationCenter *center;
    NSWindow *window = _data->nswindow;
    NSView *view = [window contentView];
    NSArray *windows = nil;

    center = [NSNotificationCenter defaultCenter];

    if ([window delegate] != self) {
        [center removeObserver:self name:NSWindowDidExposeNotification object:window];
        [center removeObserver:self name:NSWindowDidMoveNotification object:window];
        [center removeObserver:self name:NSWindowDidResizeNotification object:window];
        [center removeObserver:self name:NSWindowDidMiniaturizeNotification object:window];
        [center removeObserver:self name:NSWindowDidDeminiaturizeNotification object:window];
        [center removeObserver:self name:NSWindowDidBecomeKeyNotification object:window];
        [center removeObserver:self name:NSWindowDidResignKeyNotification object:window];
        [center removeObserver:self name:NSWindowWillEnterFullScreenNotification object:window];
        [center removeObserver:self name:NSWindowDidEnterFullScreenNotification object:window];
        [center removeObserver:self name:NSWindowWillExitFullScreenNotification object:window];
        [center removeObserver:self name:NSWindowDidExitFullScreenNotification object:window];
    } else {
        [window setDelegate:nil];
    }

    [window removeObserver:self forKeyPath:@"visible"];

    if ([window nextResponder] == self) {
        [window setNextResponder:nil];
    }
    if ([view nextResponder] == self) {
        [view setNextResponder:nil];
    }

    /* Make the next window in the z-order Key. If we weren't the foreground
       when closed, this is a no-op.
       !!! FIXME: Note that this is a hack, and there are corner cases where
       !!! FIXME:  this fails (such as the About box). The typical nib+RunLoop
       !!! FIXME:  handles this for Cocoa apps, but we bypass all that in SDL.
       !!! FIXME:  We should remove this code when we find a better way to
       !!! FIXME:  have the system do this for us. See discussion in
       !!! FIXME:   http://bugzilla.libsdl.org/show_bug.cgi?id=1825
    */
    windows = [NSApp orderedWindows];
    for (NSWindow *win in windows)
    {
        if (win == window) {
            continue;
        }

        [win makeKeyAndOrderFront:self];
        break;
    }
}

- (BOOL)isMoving
{
    return isMoving;
}

-(void) setPendingMoveX:(int)x Y:(int)y
{
    pendingWindowWarpX = x;
    pendingWindowWarpY = y;
}

- (void)windowDidFinishMoving
{
    if ([self isMoving])
    {
        isMoving = NO;

        SDL_Mouse *mouse = SDL_GetMouse();
        if (pendingWindowWarpX >= 0 && pendingWindowWarpY >= 0) {
            mouse->WarpMouse(_data->window, pendingWindowWarpX, pendingWindowWarpY);
            pendingWindowWarpX = pendingWindowWarpY = -1;
        }
        if (mouse->relative_mode && SDL_GetMouseFocus() == _data->window) {
            mouse->SetRelativeMouseMode(SDL_TRUE);
        }
    }
}

- (BOOL)windowShouldClose:(id)sender
{
    SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_CLOSE, 0, 0);
    return NO;
}

- (void)windowDidExpose:(NSNotification *)aNotification
{
    SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_EXPOSED, 0, 0);
}

- (void)windowWillMove:(NSNotification *)aNotification
{
    if ([_data->nswindow isKindOfClass:[SDLWindow class]]) {
        pendingWindowWarpX = pendingWindowWarpY = -1;
        isMoving = YES;
    }
}

- (void)windowDidMove:(NSNotification *)aNotification
{
    int x, y;
    SDL_Window *window = _data->window;
    NSWindow *nswindow = _data->nswindow;
    NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
    ConvertNSRect(&rect);

    if (s_moveHack) {
        SDL_bool blockMove = ((SDL_GetTicks() - s_moveHack) < 500);

        s_moveHack = 0;

        if (blockMove) {
            /* Cocoa is adjusting the window in response to a mode change */
            rect.origin.x = window->x;
            rect.origin.y = window->y;
            ConvertNSRect(&rect);
            [nswindow setFrameOrigin:rect.origin];
            return;
        }
    }

    x = (int)rect.origin.x;
    y = (int)rect.origin.y;

    ScheduleContextUpdates(_data);

    SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MOVED, x, y);
}

- (void)windowDidResize:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;
    NSWindow *nswindow = _data->nswindow;
    int x, y, w, h;
    NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
    ConvertNSRect(&rect);
    x = (int)rect.origin.x;
    y = (int)rect.origin.y;
    w = (int)rect.size.width;
    h = (int)rect.size.height;

    if (inFullscreenTransition) {
        /* We'll take care of this at the end of the transition */
        return;
    }

    if (SDL_IsShapedWindow(window)) {
        Cocoa_ResizeWindowShape(window);
    }

    ScheduleContextUpdates(_data);

    /* The window can move during a resize event, such as when maximizing
       or resizing from a corner */
    SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MOVED, x, y);
    SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESIZED, w, h);

    const BOOL zoomed = [nswindow isZoomed];
    if (!zoomed) {
        SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESTORED, 0, 0);
    } else if (zoomed) {
        SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MAXIMIZED, 0, 0);
    }
}

- (void)windowDidMiniaturize:(NSNotification *)aNotification
{
    SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
}

- (void)windowDidDeminiaturize:(NSNotification *)aNotification
{
    SDL_SendWindowEvent(_data->window, SDL_WINDOWEVENT_RESTORED, 0, 0);
}

- (void)windowDidBecomeKey:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;
    SDL_Mouse *mouse = SDL_GetMouse();
    if (mouse->relative_mode && ![self isMoving]) {
        mouse->SetRelativeMouseMode(SDL_TRUE);
    }

    /* We're going to get keyboard events, since we're key. */
    SDL_SetKeyboardFocus(window);

    /* If we just gained focus we need the updated mouse position */
    if (!mouse->relative_mode) {
        NSPoint point;
        int x, y;

        point = [_data->nswindow mouseLocationOutsideOfEventStream];
        x = (int)point.x;
        y = (int)(window->h - point.y);

        if (x >= 0 && x < window->w && y >= 0 && y < window->h) {
            SDL_SendMouseMotion(window, 0, 0, x, y);
        }
    }

    /* Check to see if someone updated the clipboard */
    Cocoa_CheckClipboardUpdate(_data->videodata);
}

- (void)windowDidResignKey:(NSNotification *)aNotification
{
    SDL_Mouse *mouse = SDL_GetMouse();
    if (mouse->relative_mode) {
        mouse->SetRelativeMouseMode(SDL_FALSE);
    }

    /* Some other window will get mouse events, since we're not key. */
    if (SDL_GetMouseFocus() == _data->window) {
        SDL_SetMouseFocus(NULL);
    }

    /* Some other window will get keyboard events, since we're not key. */
    if (SDL_GetKeyboardFocus() == _data->window) {
        SDL_SetKeyboardFocus(NULL);
    }
}

- (void)windowWillEnterFullScreen:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;

    window->flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
    SetWindowStyle(window, (NSTitledWindowMask|NSClosableWindowMask|NSMiniaturizableWindowMask|NSResizableWindowMask));

    isFullscreenSpace = YES;
    inFullscreenTransition = YES;
}

- (void)windowDidEnterFullScreen:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;

    inFullscreenTransition = NO;

    if (pendingWindowOperation == PENDING_OPERATION_LEAVE_FULLSCREEN) {
        pendingWindowOperation = PENDING_OPERATION_NONE;
        [self setFullscreenSpace:NO];
    } else {
        pendingWindowOperation = PENDING_OPERATION_NONE;
        /* Force the size change event in case it was delivered earlier
           while the window was still animating into place.
         */
        window->w = 0;
        window->h = 0;
        [self windowDidResize:aNotification];
    }
}

- (void)windowWillExitFullScreen:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;

    window->flags &= ~SDL_WINDOW_FULLSCREEN_DESKTOP;
    SetWindowStyle(window, GetWindowStyle(window));

    isFullscreenSpace = NO;
    inFullscreenTransition = YES;
}

- (void)windowDidExitFullScreen:(NSNotification *)aNotification
{
    SDL_Window *window = _data->window;
    NSWindow *nswindow = _data->nswindow;

    inFullscreenTransition = NO;

    if (pendingWindowOperation == PENDING_OPERATION_ENTER_FULLSCREEN) {
        pendingWindowOperation = PENDING_OPERATION_NONE;
        [self setFullscreenSpace:YES];
    } else if (pendingWindowOperation == PENDING_OPERATION_MINIMIZE) {
        pendingWindowOperation = PENDING_OPERATION_NONE;
        [nswindow miniaturize:nil];
    } else {
        pendingWindowOperation = PENDING_OPERATION_NONE;
        /* Force the size change event in case it was delivered earlier
           while the window was still animating into place.
         */
        window->w = 0;
        window->h = 0;
        [self windowDidResize:aNotification];
    }
}

/* We'll respond to key events by doing nothing so we don't beep.
 * We could handle key messages here, but we lose some in the NSApp dispatch,
 * where they get converted to action messages, etc.
 */
- (void)flagsChanged:(NSEvent *)theEvent
{
    /*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
}
- (void)keyDown:(NSEvent *)theEvent
{
    /*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
}
- (void)keyUp:(NSEvent *)theEvent
{
    /*Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);*/
}

/* We'll respond to selectors by doing nothing so we don't beep.
 * The escape key gets converted to a "cancel" selector, etc.
 */
- (void)doCommandBySelector:(SEL)aSelector
{
    /*NSLog(@"doCommandBySelector: %@\n", NSStringFromSelector(aSelector));*/
}

- (void)mouseDown:(NSEvent *)theEvent
{
    int button;

    switch ([theEvent buttonNumber]) {
    case 0:
        if (([theEvent modifierFlags] & NSControlKeyMask) &&
		    GetHintCtrlClickEmulateRightClick()) {
            wasCtrlLeft = YES;
            button = SDL_BUTTON_RIGHT;
        } else {
            wasCtrlLeft = NO;
            button = SDL_BUTTON_LEFT;
        }
        break;
    case 1:
        button = SDL_BUTTON_RIGHT;
        break;
    case 2:
        button = SDL_BUTTON_MIDDLE;
        break;
    default:
        button = [theEvent buttonNumber] + 1;
        break;
    }
    SDL_SendMouseButton(_data->window, 0, SDL_PRESSED, button);
}

- (void)rightMouseDown:(NSEvent *)theEvent
{
    [self mouseDown:theEvent];
}

- (void)otherMouseDown:(NSEvent *)theEvent
{
    [self mouseDown:theEvent];
}

- (void)mouseUp:(NSEvent *)theEvent
{
    int button;

    switch ([theEvent buttonNumber]) {
    case 0:
        if (wasCtrlLeft) {
            button = SDL_BUTTON_RIGHT;
            wasCtrlLeft = NO;
        } else {
            button = SDL_BUTTON_LEFT;
        }
        break;
    case 1:
        button = SDL_BUTTON_RIGHT;
        break;
    case 2:
        button = SDL_BUTTON_MIDDLE;
        break;
    default:
        button = [theEvent buttonNumber] + 1;
        break;
    }
    SDL_SendMouseButton(_data->window, 0, SDL_RELEASED, button);
}

- (void)rightMouseUp:(NSEvent *)theEvent
{
    [self mouseUp:theEvent];
}

- (void)otherMouseUp:(NSEvent *)theEvent
{
    [self mouseUp:theEvent];
}

- (void)mouseMoved:(NSEvent *)theEvent
{
    SDL_Mouse *mouse = SDL_GetMouse();
    SDL_Window *window = _data->window;
    NSPoint point;
    int x, y;

    if (mouse->relative_mode) {
        return;
    }

    point = [theEvent locationInWindow];
    x = (int)point.x;
    y = (int)(window->h - point.y);

    if (x < 0 || x >= window->w || y < 0 || y >= window->h) {
        if (window->flags & SDL_WINDOW_INPUT_GRABBED) {
            if (x < 0) {
                x = 0;
            } else if (x >= window->w) {
                x = window->w - 1;
            }
            if (y < 0) {
                y = 0;
            } else if (y >= window->h) {
                y = window->h - 1;
            }

#if !SDL_MAC_NO_SANDBOX
            CGPoint cgpoint;

            /* When SDL_MAC_NO_SANDBOX is set, this is handled by
             * SDL_cocoamousetap.m.
             */

            cgpoint.x = window->x + x;
            cgpoint.y = window->y + y;

            /* According to the docs, this was deprecated in 10.6, but it's still
             * around. The substitute requires a CGEventSource, but I'm not entirely
             * sure how we'd procure the right one for this event.
             */
            CGSetLocalEventsSuppressionInterval(0.0);
            CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, cgpoint);
            CGSetLocalEventsSuppressionInterval(0.25);

            Cocoa_HandleMouseWarp(cgpoint.x, cgpoint.y);
#endif
        }
    }
    SDL_SendMouseMotion(window, 0, 0, x, y);
}

- (void)mouseDragged:(NSEvent *)theEvent
{
    [self mouseMoved:theEvent];
}

- (void)rightMouseDragged:(NSEvent *)theEvent
{
    [self mouseMoved:theEvent];
}

- (void)otherMouseDragged:(NSEvent *)theEvent
{
    [self mouseMoved:theEvent];
}

- (void)scrollWheel:(NSEvent *)theEvent
{
    Cocoa_HandleMouseWheel(_data->window, theEvent);
}

- (void)touchesBeganWithEvent:(NSEvent *) theEvent
{
    [self handleTouches:COCOA_TOUCH_DOWN withEvent:theEvent];
}

- (void)touchesMovedWithEvent:(NSEvent *) theEvent
{
    [self handleTouches:COCOA_TOUCH_MOVE withEvent:theEvent];
}

- (void)touchesEndedWithEvent:(NSEvent *) theEvent
{
    [self handleTouches:COCOA_TOUCH_UP withEvent:theEvent];
}

- (void)touchesCancelledWithEvent:(NSEvent *) theEvent
{
    [self handleTouches:COCOA_TOUCH_CANCELLED withEvent:theEvent];
}

- (void)handleTouches:(cocoaTouchType)type withEvent:(NSEvent *)event
{
    NSSet *touches = 0;
    NSEnumerator *enumerator;
    NSTouch *touch;

    switch (type) {
        case COCOA_TOUCH_DOWN:
            touches = [event touchesMatchingPhase:NSTouchPhaseBegan inView:nil];
            break;
        case COCOA_TOUCH_UP:
            touches = [event touchesMatchingPhase:NSTouchPhaseEnded inView:nil];
            break;
        case COCOA_TOUCH_CANCELLED:
            touches = [event touchesMatchingPhase:NSTouchPhaseCancelled inView:nil];
            break;
        case COCOA_TOUCH_MOVE:
            touches = [event touchesMatchingPhase:NSTouchPhaseMoved inView:nil];
            break;
    }

    enumerator = [touches objectEnumerator];
    touch = (NSTouch*)[enumerator nextObject];
    while (touch) {
        const SDL_TouchID touchId = (SDL_TouchID)(intptr_t)[touch device];
        if (!SDL_GetTouch(touchId)) {
            if (SDL_AddTouch(touchId, "") < 0) {
                return;
            }
        }

        const SDL_FingerID fingerId = (SDL_FingerID)(intptr_t)[touch identity];
        float x = [touch normalizedPosition].x;
        float y = [touch normalizedPosition].y;
        /* Make the origin the upper left instead of the lower left */
        y = 1.0f - y;

        switch (type) {
        case COCOA_TOUCH_DOWN:
            SDL_SendTouch(touchId, fingerId, SDL_TRUE, x, y, 1.0f);
            break;
        case COCOA_TOUCH_UP:
        case COCOA_TOUCH_CANCELLED:
            SDL_SendTouch(touchId, fingerId, SDL_FALSE, x, y, 1.0f);
            break;
        case COCOA_TOUCH_MOVE:
            SDL_SendTouchMotion(touchId, fingerId, x, y, 1.0f);
            break;
        }

        touch = (NSTouch*)[enumerator nextObject];
    }
}

@end

@interface SDLView : NSView

/* The default implementation doesn't pass rightMouseDown to responder chain */
- (void)rightMouseDown:(NSEvent *)theEvent;
@end

@implementation SDLView
- (void)rightMouseDown:(NSEvent *)theEvent
{
    [[self nextResponder] rightMouseDown:theEvent];
}

- (void)resetCursorRects
{
    [super resetCursorRects];
    SDL_Mouse *mouse = SDL_GetMouse();

    if (mouse->cursor_shown && mouse->cur_cursor && !mouse->relative_mode) {
        [self addCursorRect:[self bounds]
                     cursor:mouse->cur_cursor->driverdata];
    } else {
        [self addCursorRect:[self bounds]
                     cursor:[NSCursor invisibleCursor]];
    }
}
@end

static int
SetupWindowData(_THIS, SDL_Window * window, NSWindow *nswindow, SDL_bool created)
{
    NSAutoreleasePool *pool;
    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
    SDL_WindowData *data;

    /* Allocate the window data */
    data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
    if (!data) {
        return SDL_OutOfMemory();
    }
    data->window = window;
    data->nswindow = nswindow;
    data->created = created;
    data->videodata = videodata;
    data->nscontexts = [[NSMutableArray alloc] init];

    pool = [[NSAutoreleasePool alloc] init];

    /* Create an event listener for the window */
    data->listener = [[Cocoa_WindowListener alloc] init];

    /* Fill in the SDL window with the window data */
    {
        NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
        ConvertNSRect(&rect);
        window->x = (int)rect.origin.x;
        window->y = (int)rect.origin.y;
        window->w = (int)rect.size.width;
        window->h = (int)rect.size.height;
    }

    /* Set up the listener after we create the view */
    [data->listener listen:data];

    if ([nswindow isVisible]) {
        window->flags |= SDL_WINDOW_SHOWN;
    } else {
        window->flags &= ~SDL_WINDOW_SHOWN;
    }

    {
        unsigned int style = [nswindow styleMask];

        if (style == NSBorderlessWindowMask) {
            window->flags |= SDL_WINDOW_BORDERLESS;
        } else {
            window->flags &= ~SDL_WINDOW_BORDERLESS;
        }
        if (style & NSResizableWindowMask) {
            window->flags |= SDL_WINDOW_RESIZABLE;
        } else {
            window->flags &= ~SDL_WINDOW_RESIZABLE;
        }
    }

    /* isZoomed always returns true if the window is not resizable */
    if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed]) {
        window->flags |= SDL_WINDOW_MAXIMIZED;
    } else {
        window->flags &= ~SDL_WINDOW_MAXIMIZED;
    }

    if ([nswindow isMiniaturized]) {
        window->flags |= SDL_WINDOW_MINIMIZED;
    } else {
        window->flags &= ~SDL_WINDOW_MINIMIZED;
    }

    if ([nswindow isKeyWindow]) {
        window->flags |= SDL_WINDOW_INPUT_FOCUS;
        SDL_SetKeyboardFocus(data->window);
    }

    /* Prevents the window's "window device" from being destroyed when it is
     * hidden. See http://www.mikeash.com/pyblog/nsopenglcontext-and-one-shot.html
     */
    [nswindow setOneShot:NO];

    /* All done! */
    [pool release];
    window->driverdata = data;
    return 0;
}

int
Cocoa_CreateWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    NSWindow *nswindow;
    SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
    NSRect rect;
    SDL_Rect bounds;
    unsigned int style;

    Cocoa_GetDisplayBounds(_this, display, &bounds);
    rect.origin.x = window->x;
    rect.origin.y = window->y;
    rect.size.width = window->w;
    rect.size.height = window->h;
    ConvertNSRect(&rect);

    style = GetWindowStyle(window);

    /* Figure out which screen to place this window */
    NSArray *screens = [NSScreen screens];
    NSScreen *screen = nil;
    NSScreen *candidate;
    int i, count = [screens count];
    for (i = 0; i < count; ++i) {
        candidate = [screens objectAtIndex:i];
        NSRect screenRect = [candidate frame];
        if (rect.origin.x >= screenRect.origin.x &&
            rect.origin.x < screenRect.origin.x + screenRect.size.width &&
            rect.origin.y >= screenRect.origin.y &&
            rect.origin.y < screenRect.origin.y + screenRect.size.height) {
            screen = candidate;
            rect.origin.x -= screenRect.origin.x;
            rect.origin.y -= screenRect.origin.y;
        }
    }

    @try {
        nswindow = [[SDLWindow alloc] initWithContentRect:rect styleMask:style backing:NSBackingStoreBuffered defer:NO screen:screen];
    }
    @catch (NSException *e) {
        SDL_SetError("%s", [[e reason] UTF8String]);
        [pool release];
        return -1;
    }
    [nswindow setBackgroundColor:[NSColor blackColor]];
    if ([nswindow respondsToSelector:@selector(setCollectionBehavior:)]) {
        const char *hint = SDL_GetHint(SDL_HINT_VIDEO_FULLSCREEN_SPACES);
        if (hint && SDL_atoi(hint) > 0) {
            [nswindow setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
        }
    }

    /* Create a default view for this window */
    rect = [nswindow contentRectForFrameRect:[nswindow frame]];
    NSView *contentView = [[SDLView alloc] initWithFrame:rect];

    if (window->flags & SDL_WINDOW_ALLOW_HIGHDPI) {
        if ([contentView respondsToSelector:@selector(setWantsBestResolutionOpenGLSurface:)]) {
            [contentView setWantsBestResolutionOpenGLSurface:YES];
        }
    }

    [nswindow setContentView: contentView];
    [contentView release];

    [pool release];

    if (SetupWindowData(_this, window, nswindow, SDL_TRUE) < 0) {
        [nswindow release];
        return -1;
    }
    return 0;
}

int
Cocoa_CreateWindowFrom(_THIS, SDL_Window * window, const void *data)
{
    NSAutoreleasePool *pool;
    NSWindow *nswindow = (NSWindow *) data;
    NSString *title;

    pool = [[NSAutoreleasePool alloc] init];

    /* Query the title from the existing window */
    title = [nswindow title];
    if (title) {
        window->title = SDL_strdup([title UTF8String]);
    }

    [pool release];

    return SetupWindowData(_this, window, nswindow, SDL_FALSE);
}

void
Cocoa_SetWindowTitle(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->nswindow;
    NSString *string;

    if(window->title) {
        string = [[NSString alloc] initWithUTF8String:window->title];
    } else {
        string = [[NSString alloc] init];
    }
    [nswindow setTitle:string];
    [string release];

    [pool release];
}

void
Cocoa_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    NSImage *nsimage = Cocoa_CreateImage(icon);

    if (nsimage) {
        [NSApp setApplicationIconImage:nsimage];
    }

    [pool release];
}

void
Cocoa_SetWindowPosition(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = windata->nswindow;
    NSRect rect;
    Uint32 moveHack;

    rect.origin.x = window->x;
    rect.origin.y = window->y;
    rect.size.width = window->w;
    rect.size.height = window->h;
    ConvertNSRect(&rect);

    moveHack = s_moveHack;
    s_moveHack = 0;
    [nswindow setFrameOrigin:rect.origin];
    s_moveHack = moveHack;

    ScheduleContextUpdates(windata);

    [pool release];
}

void
Cocoa_SetWindowSize(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = windata->nswindow;
    NSSize size;

    size.width = window->w;
    size.height = window->h;
    [nswindow setContentSize:size];

    ScheduleContextUpdates(windata);

    [pool release];
}

void
Cocoa_SetWindowMinimumSize(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;

    NSSize minSize;
    minSize.width = window->min_w;
    minSize.height = window->min_h;

    [windata->nswindow setContentMinSize:minSize];

    [pool release];
}

void
Cocoa_SetWindowMaximumSize(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;

    NSSize maxSize;
    maxSize.width = window->max_w;
    maxSize.height = window->max_h;

    [windata->nswindow setContentMaxSize:maxSize];

    [pool release];
}

void
Cocoa_ShowWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windowData = ((SDL_WindowData *) window->driverdata);
    NSWindow *nswindow = windowData->nswindow;

    if (![nswindow isMiniaturized]) {
        [windowData->listener pauseVisibleObservation];
        [nswindow makeKeyAndOrderFront:nil];
        [windowData->listener resumeVisibleObservation];
    }
    [pool release];
}

void
Cocoa_HideWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->nswindow;

    [nswindow orderOut:nil];
    [pool release];
}

void
Cocoa_RaiseWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windowData = ((SDL_WindowData *) window->driverdata);
    NSWindow *nswindow = windowData->nswindow;

    /* makeKeyAndOrderFront: has the side-effect of deminiaturizing and showing
       a minimized or hidden window, so check for that before showing it.
     */
    [windowData->listener pauseVisibleObservation];
    if (![nswindow isMiniaturized] && [nswindow isVisible]) {
        [nswindow makeKeyAndOrderFront:nil];
    }
    [windowData->listener resumeVisibleObservation];

    [pool release];
}

void
Cocoa_MaximizeWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *windata = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = windata->nswindow;

    [nswindow zoom:nil];

    ScheduleContextUpdates(windata);

    [pool release];
}

void
Cocoa_MinimizeWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = data->nswindow;

    if ([data->listener isInFullscreenSpaceTransition]) {
        [data->listener addPendingWindowOperation:PENDING_OPERATION_MINIMIZE];
    } else {
        [nswindow miniaturize:nil];
    }
    [pool release];
}

void
Cocoa_RestoreWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->nswindow;

    if ([nswindow isMiniaturized]) {
        [nswindow deminiaturize:nil];
    } else if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed]) {
        [nswindow zoom:nil];
    }
    [pool release];
}

static NSWindow *
Cocoa_RebuildWindow(SDL_WindowData * data, NSWindow * nswindow, unsigned style)
{
    if (!data->created) {
        /* Don't mess with other people's windows... */
        return nswindow;
    }

    [data->listener close];
    data->nswindow = [[SDLWindow alloc] initWithContentRect:[[nswindow contentView] frame] styleMask:style backing:NSBackingStoreBuffered defer:NO screen:[nswindow screen]];
    [data->nswindow setContentView:[nswindow contentView]];
    /* See comment in SetupWindowData. */
    [data->nswindow setOneShot:NO];
    [data->listener listen:data];

    [nswindow close];

    return data->nswindow;
}

void
Cocoa_SetWindowBordered(_THIS, SDL_Window * window, SDL_bool bordered)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    if (SetWindowStyle(window, GetWindowStyle(window))) {
        if (bordered) {
            Cocoa_SetWindowTitle(_this, window);  /* this got blanked out. */
        }
    }
    [pool release];
}


void
Cocoa_SetWindowFullscreen(_THIS, SDL_Window * window, SDL_VideoDisplay * display, SDL_bool fullscreen)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
    NSWindow *nswindow = data->nswindow;
    NSRect rect;

    /* The view responder chain gets messed with during setStyleMask */
    if ([[nswindow contentView] nextResponder] == data->listener) {
        [[nswindow contentView] setNextResponder:nil];
    }

    if (fullscreen) {
        SDL_Rect bounds;

        Cocoa_GetDisplayBounds(_this, display, &bounds);
        rect.origin.x = bounds.x;
        rect.origin.y = bounds.y;
        rect.size.width = bounds.w;
        rect.size.height = bounds.h;
        ConvertNSRect(&rect);

        /* Hack to fix origin on Mac OS X 10.4 */
        NSRect screenRect = [[nswindow screen] frame];
        if (screenRect.size.height >= 1.0f) {
            rect.origin.y += (screenRect.size.height - rect.size.height);
        }

        if ([nswindow respondsToSelector: @selector(setStyleMask:)]) {
            [nswindow performSelector: @selector(setStyleMask:) withObject: (id)NSBorderlessWindowMask];
        } else {
            nswindow = Cocoa_RebuildWindow(data, nswindow, NSBorderlessWindowMask);
        }
    } else {
        rect.origin.x = window->windowed.x;
        rect.origin.y = window->windowed.y;
        rect.size.width = window->windowed.w;
        rect.size.height = window->windowed.h;
        ConvertNSRect(&rect);

        if ([nswindow respondsToSelector: @selector(setStyleMask:)]) {
            [nswindow performSelector: @selector(setStyleMask:) withObject: (id)(uintptr_t)GetWindowStyle(window)];
        } else {
            nswindow = Cocoa_RebuildWindow(data, nswindow, GetWindowStyle(window));
        }
    }

    /* The view responder chain gets messed with during setStyleMask */
    if ([[nswindow contentView] nextResponder] != data->listener) {
        [[nswindow contentView] setNextResponder:data->listener];
    }

    s_moveHack = 0;
    [nswindow setContentSize:rect.size];
    [nswindow setFrameOrigin:rect.origin];
    s_moveHack = SDL_GetTicks();

    /* When the window style changes the title is cleared */
    if (!fullscreen) {
        Cocoa_SetWindowTitle(_this, window);
    }

    if (SDL_ShouldAllowTopmost() && fullscreen) {
        /* OpenGL is rendering to the window, so make it visible! */
        [nswindow setLevel:CGShieldingWindowLevel()];
    } else {
        [nswindow setLevel:kCGNormalWindowLevel];
    }

    if ([nswindow isVisible] || fullscreen) {
        [data->listener pauseVisibleObservation];
        [nswindow makeKeyAndOrderFront:nil];
        [data->listener resumeVisibleObservation];
    }

    ScheduleContextUpdates(data);

    [pool release];
}

int
Cocoa_SetWindowGammaRamp(_THIS, SDL_Window * window, const Uint16 * ramp)
{
    SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
    CGDirectDisplayID display_id = ((SDL_DisplayData *)display->driverdata)->display;
    const uint32_t tableSize = 256;
    CGGammaValue redTable[tableSize];
    CGGammaValue greenTable[tableSize];
    CGGammaValue blueTable[tableSize];
    uint32_t i;
    float inv65535 = 1.0f / 65535.0f;

    /* Extract gamma values into separate tables, convert to floats between 0.0 and 1.0 */
    for (i = 0; i < 256; i++) {
        redTable[i] = ramp[0*256+i] * inv65535;
        greenTable[i] = ramp[1*256+i] * inv65535;
        blueTable[i] = ramp[2*256+i] * inv65535;
    }

    if (CGSetDisplayTransferByTable(display_id, tableSize,
                                    redTable, greenTable, blueTable) != CGDisplayNoErr) {
        return SDL_SetError("CGSetDisplayTransferByTable()");
    }
    return 0;
}

int
Cocoa_GetWindowGammaRamp(_THIS, SDL_Window * window, Uint16 * ramp)
{
    SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
    CGDirectDisplayID display_id = ((SDL_DisplayData *)display->driverdata)->display;
    const uint32_t tableSize = 256;
    CGGammaValue redTable[tableSize];
    CGGammaValue greenTable[tableSize];
    CGGammaValue blueTable[tableSize];
    uint32_t i, tableCopied;

    if (CGGetDisplayTransferByTable(display_id, tableSize,
                                    redTable, greenTable, blueTable, &tableCopied) != CGDisplayNoErr) {
        return SDL_SetError("CGGetDisplayTransferByTable()");
    }

    for (i = 0; i < tableCopied; i++) {
        ramp[0*256+i] = (Uint16)(redTable[i] * 65535.0f);
        ramp[1*256+i] = (Uint16)(greenTable[i] * 65535.0f);
        ramp[2*256+i] = (Uint16)(blueTable[i] * 65535.0f);
    }
    return 0;
}

void
Cocoa_SetWindowGrab(_THIS, SDL_Window * window, SDL_bool grabbed)
{
    /* Move the cursor to the nearest point in the window */
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
    if (grabbed && data && ![data->listener isMoving]) {
        int x, y;
        CGPoint cgpoint;

        SDL_GetMouseState(&x, &y);
        cgpoint.x = window->x + x;
        cgpoint.y = window->y + y;

        Cocoa_HandleMouseWarp(cgpoint.x, cgpoint.y);

        DLog("Returning cursor to (%g, %g)", cgpoint.x, cgpoint.y);
        CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, cgpoint);
    }

    if ( window->flags & SDL_WINDOW_FULLSCREEN ) {
        SDL_WindowData *data = (SDL_WindowData *) window->driverdata;

        if (SDL_ShouldAllowTopmost() && (window->flags & SDL_WINDOW_INPUT_FOCUS)) {
            /* OpenGL is rendering to the window, so make it visible! */
            [data->nswindow setLevel:CGShieldingWindowLevel()];
        } else {
            [data->nswindow setLevel:kCGNormalWindowLevel];
        }
    }
}

void
Cocoa_DestroyWindow(_THIS, SDL_Window * window)
{
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;

    if (data) {
        [data->listener close];
        [data->listener release];
        if (data->created) {
            [data->nswindow close];
        }

        NSArray *contexts = [[data->nscontexts copy] autorelease];
        for (SDLOpenGLContext *context in contexts) {
            /* Calling setWindow:NULL causes the context to remove itself from the context list. */            
            [context setWindow:NULL];
        }
        [data->nscontexts release];

        SDL_free(data);
    }
    [pool release];
}

SDL_bool
Cocoa_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
{
    NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->nswindow;

    if (info->version.major <= SDL_MAJOR_VERSION) {
        info->subsystem = SDL_SYSWM_COCOA;
        info->info.cocoa.window = nswindow;
        return SDL_TRUE;
    } else {
        SDL_SetError("Application not compiled with SDL %d.%d\n",
                     SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
        return SDL_FALSE;
    }
}

SDL_bool
Cocoa_IsWindowInFullscreenSpace(SDL_Window * window)
{
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;

    if ([data->listener isInFullscreenSpace]) {
        return SDL_TRUE;
    } else {
        return SDL_FALSE;
    }
}

SDL_bool
Cocoa_SetWindowFullscreenSpace(SDL_Window * window, SDL_bool state)
{
    SDL_bool succeeded = SDL_FALSE;
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    SDL_WindowData *data = (SDL_WindowData *) window->driverdata;

    if ([data->listener setFullscreenSpace:(state ? YES : NO)]) {
        succeeded = SDL_TRUE;
    }

    [pool release];

    return succeeded;
}

#endif /* SDL_VIDEO_DRIVER_COCOA */

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