commit 564c50b8af1badc818522f1aad6fba766b11a205
Author: Matthijs Kooijman <matthijs@stdin.nl>
Date:   Mon Jun 3 23:20:00 2013 +0200

     -Fix: [SDL, FS#5580] Keyboard input stopped working after fullscreen toggle

diff --git a/src/video/sdl_v.cpp b/src/video/sdl_v.cpp
index a9b909b..736e069 100644
--- a/src/video/sdl_v.cpp
+++ b/src/video/sdl_v.cpp
@@ -340,6 +340,7 @@ bool VideoDriver_SDL::CreateMainSurface(uint w, uint h)
 			SDL_CALL SDL_QuitSubSystem(SDL_INIT_VIDEO);
 			SDL_CALL SDL_InitSubSystem(SDL_INIT_VIDEO);
 			ClaimMousePointer();
+			SetupKeyboard();
 		}
 	}
 	/* Remember if we wanted a hwpalette. We can't reliably query
@@ -649,15 +650,19 @@ const char *VideoDriver_SDL::Start(const char * const *parm)
 	DEBUG(driver, 1, "SDL: using driver '%s'", buf);
 
 	MarkWholeScreenDirty();
-
-	SDL_CALL SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
-	SDL_CALL SDL_EnableUNICODE(1);
+	SetupKeyboard();
 
 	_draw_threaded = GetDriverParam(parm, "no_threads") == NULL && GetDriverParam(parm, "no_thread") == NULL;
 
 	return NULL;
 }
 
+void VideoDriver_SDL::SetupKeyboard()
+{
+	SDL_CALL SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
+	SDL_CALL SDL_EnableUNICODE(1);
+}
+
 void VideoDriver_SDL::Stop()
 {
 	SdlClose(SDL_INIT_VIDEO);
diff --git a/src/video/sdl_v.h b/src/video/sdl_v.h
index 6c69d68..66f8bf8 100644
--- a/src/video/sdl_v.h
+++ b/src/video/sdl_v.h
@@ -37,6 +37,7 @@ public:
 private:
 	int PollEvent();
 	bool CreateMainSurface(uint w, uint h);
+	void SetupKeyboard();
 };
 
 /** Factory for the SDL video driver. */