annotate src/video/uikit/SDL_uikitevents.m @ 4525:3abf0b9cafad

pelya 2010-07-12 03:53:48 PDT In function GLES_RenderCopy() in SDL_renderer_gles.c:819 there is one memcpy() that can be avoided if we're updating whole texture. Because of that the SDL 1.3 in compatibility mode is working even slower than software rendering in SDL 1.2.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 14 Jul 2010 07:31:35 -0700
parents 4e4d814884aa
children dc0dfdd58f27
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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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57 /* vi: set ts=4 sw=4 expandtab: */