From 655622dc62a9952caa8caa37febc3e83a1c693df Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Mon, 25 Jun 2012 11:10:34 -0400
Subject: [PATCH] Disable the SDL event pump after the SDL main routine
 returns, since events will be dispatched by the Cocoa event loop.

---
 include/SDL_system.h                   |  1 +
 src/video/uikit/SDL_uikitappdelegate.m |  3 +++
 src/video/uikit/SDL_uikitevents.m      | 11 +++++++++++
 3 files changed, 15 insertions(+)

diff --git a/include/SDL_system.h b/include/SDL_system.h
index 0ff5ced56..feb4d36c4 100644
--- a/include/SDL_system.h
+++ b/include/SDL_system.h
@@ -43,6 +43,7 @@ extern "C" {
 #include "SDL_video.h"
 
 extern DECLSPEC int SDLCALL SDL_iPhoneSetAnimationCallback(SDL_Window * window, int interval, void (*callback)(void*), void *callbackParam);
+extern DECLSPEC void SDLCALL SDL_iPhoneSetEventPump(SDL_bool enabled);
 
 extern DECLSPEC int SDLCALL SDL_iPhoneKeyboardShow(SDL_Window * window);
 extern DECLSPEC int SDLCALL SDL_iPhoneKeyboardHide(SDL_Window * window);
diff --git a/src/video/uikit/SDL_uikitappdelegate.m b/src/video/uikit/SDL_uikitappdelegate.m
index f0998ec8b..abc7a26b6 100755
--- a/src/video/uikit/SDL_uikitappdelegate.m
+++ b/src/video/uikit/SDL_uikitappdelegate.m
@@ -26,6 +26,7 @@
 #import "SDL_assert.h"
 #import "SDL_hints.h"
 #import "../../SDL_hints_c.h"
+#import "SDL_system.h"
 
 #import "SDL_uikitappdelegate.h"
 #import "SDL_uikitopenglview.h"
@@ -105,7 +106,9 @@ static void SDL_IdleTimerDisabledChanged(const char *name, const char *oldValue,
     SDL_RegisterHintChangedCb(SDL_HINT_IDLE_TIMER_DISABLED, &SDL_IdleTimerDisabledChanged);
 
     /* run the user's application, passing argc and argv */
+    SDL_iPhoneSetEventPump(SDL_TRUE);
     exit_status = SDL_main(forward_argc, forward_argv);
+    SDL_iPhoneSetEventPump(SDL_FALSE);
 
     /* exit, passing the return status from the user's application */
     // We don't actually exit to support applications that do setup in
diff --git a/src/video/uikit/SDL_uikitevents.m b/src/video/uikit/SDL_uikitevents.m
index 4dea87f8b..ddd6b3d02 100755
--- a/src/video/uikit/SDL_uikitevents.m
+++ b/src/video/uikit/SDL_uikitevents.m
@@ -30,9 +30,20 @@
 #import <Foundation/Foundation.h>
 #include "jumphack.h"
 
+static BOOL UIKit_EventPumpEnabled = YES;
+
+void
+SDL_iPhoneSetEventPump(SDL_bool enabled)
+{
+    UIKit_EventPumpEnabled = enabled;
+}
+
 void
 UIKit_PumpEvents(_THIS)
 {
+    if (!UIKit_EventPumpEnabled)
+        return;
+
     /*
         When the user presses the 'home' button on the iPod
         the application exits -- immediatly.