From 863668a145477299be704de33ce282ad94bcba37 Mon Sep 17 00:00:00 2001
From: Damien Plisson <damien.plisson@yahoo.fr>
Date: Wed, 2 Dec 2009 15:02:29 +0000
Subject: [PATCH] Cocoa: suppress unwanted beep when pressing Cmd + key on 10.4

---
 intern/ghost/intern/GHOST_WindowCocoa.mm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/intern/ghost/intern/GHOST_WindowCocoa.mm b/intern/ghost/intern/GHOST_WindowCocoa.mm
index b1b23963b3d..4058d721bdb 100644
--- a/intern/ghost/intern/GHOST_WindowCocoa.mm
+++ b/intern/ghost/intern/GHOST_WindowCocoa.mm
@@ -230,6 +230,28 @@ extern "C" {
 - (void)keyDown:(NSEvent *)theEvent
 {}
 
+#if MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4
+//Cmd+key are handled differently before 10.5
+- (BOOL)performKeyEquivalent:(NSEvent *)theEvent
+{
+	NSString *chars = [theEvent charactersIgnoringModifiers];
+	
+	if ([chars length] <1) 
+		return NO;
+	
+	//Let cocoa handle menu shortcuts
+	switch ([chars characterAtIndex:0]) {
+		case 'q':
+		case 'w':
+		case 'h':
+		case 'm':
+			return NO;
+		default:
+			return YES;
+	}
+}
+#endif
+
 - (BOOL)isOpaque
 {
     return YES;