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annotate src/video/uikit/SDL_uikitevents.m @ 3120:1282a042d530

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Temporary workaround for building on 64-bit Mac OS X
author Sam Lantinga <slouken@libsdl.org>
date Thu, 07 May 2009 12:27:42 +0000
parents 4e4d814884aa
children dc0dfdd58f27
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #include "../../events/SDL_sysevents.h"
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25 #include "../../events/SDL_events_c.h"
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26
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27 #include "SDL_uikitvideo.h"
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28 #include "SDL_uikitevents.h"
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29
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30 #import <Foundation/Foundation.h>
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31 #include "jumphack.h"
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32
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33 void
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34 UIKit_PumpEvents(_THIS)
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35 {
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36 /*
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37 When the user presses the 'home' button on the iPod
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38 the application exits -- immediatly.
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39
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40 Unlike in Mac OS X, it appears there is no way to cancel the termination.
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41
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42 This doesn't give the SDL user's application time to respond to an SDL_Quit event.
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43 So what we do is that in the UIApplicationDelegate class (SDLUIApplicationDelegate),
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44 when the delegate receives the ApplicationWillTerminate message, we execute
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45 a longjmp statement to get back here, preventing an immediate exit.
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46 */
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47 if (setjmp(*jump_env()) == 0) {
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48 /* if we're setting the jump, rather than jumping back */
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49 SInt32 result;
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50 do {
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51 result = CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0, TRUE);
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52 } while(result == kCFRunLoopRunHandledSource);
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53 }
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54
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55 }
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56
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57 /* vi: set ts=4 sw=4 expandtab: */