From 3046f71c667d50c89a6f26f5c16a183d435b5a1b Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Sat, 12 Apr 2003 19:00:56 +0000
Subject: [PATCH] add SDL_GetEvent

---
 stepmania/src/SDL_utils.cpp | 16 ++++++++++++++++
 stepmania/src/SDL_utils.h   |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/stepmania/src/SDL_utils.cpp b/stepmania/src/SDL_utils.cpp
index e525ace15b..f47f35290c 100644
--- a/stepmania/src/SDL_utils.cpp
+++ b/stepmania/src/SDL_utils.cpp
@@ -488,3 +488,19 @@ int FindSurfaceTraits(const SDL_Surface *img)
 //	if(WhiteOnly) ret |= TRAIT_WHITE_ONLY;
 	return ret;
 }
+
+bool SDL_GetEvent(SDL_Event &event, int mask)
+{
+	/* SDL_PeepEvents returns error if video isn't initialized. */
+	if(!SDL_WasInit(SDL_INIT_VIDEO))
+		return false;
+
+	switch(SDL_PeepEvents(&event, 1, SDL_GETEVENT, mask))
+	{
+	case 1: return true;
+	case 0: return false;
+	case -1: RageException::Throw("SDL_PeepEvents returned unexpected error: %s", SDL_GetError());
+	}
+}
+
+
diff --git a/stepmania/src/SDL_utils.h b/stepmania/src/SDL_utils.h
index f0283cd71d..8da20e9397 100644
--- a/stepmania/src/SDL_utils.h
+++ b/stepmania/src/SDL_utils.h
@@ -32,6 +32,9 @@ SDL_Surface *SDL_CreateRGBSurfaceSane
 
 void FixHiddenAlpha(SDL_Surface *img);
 
+/* Check for an event; return true if one was waiting. */
+bool SDL_GetEvent(SDL_Event &event, int mask);
+
 /* The surface contains no transparent pixels and/or never uses its color
  * key, so it doesn't need any alpha bits at all. */
 #define TRAIT_NO_TRANSPARENCY   0x0001 /* 0alpha */