From 64048dede39b069bd1375e2820b07530be9587b2 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sat, 29 Sep 2012 02:50:42 -0700
Subject: [PATCH] Fixed beeping introduced when we started passing key events
 through the responder chain.

---
 src/video/cocoa/SDL_cocoawindow.m | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/src/video/cocoa/SDL_cocoawindow.m b/src/video/cocoa/SDL_cocoawindow.m
index d50cd14d7..274c456da 100644
--- a/src/video/cocoa/SDL_cocoawindow.m
+++ b/src/video/cocoa/SDL_cocoawindow.m
@@ -224,6 +224,29 @@ - (void)windowDidResignKey:(NSNotification *)aNotification
     }
 }
 
+// We'll respond to key events by doing nothing so we don't beep.
+// We could handle key messages here, but we lose some in the NSApp dispatch,
+// where they get converted to action messages, etc.
+- (void)flagsChanged:(NSEvent *)theEvent
+{
+    //Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);
+}
+- (void)keyDown:(NSEvent *)theEvent
+{
+    //Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);
+}
+- (void)keyUp:(NSEvent *)theEvent
+{
+    //Cocoa_HandleKeyEvent(SDL_GetVideoDevice(), theEvent);
+}
+
+// We'll respond to selectors by doing nothing so we don't beep.
+// The escape key gets converted to a "cancel" selector, etc.
+- (void)doCommandBySelector:(SEL)aSelector
+{
+    //NSLog(@"doCommandBySelector: %@\n", NSStringFromSelector(aSelector));
+}
+
 - (void)mouseDown:(NSEvent *)theEvent
 {
     int button;