From 0fd992d56e23859f25057ea2878c7e19eced294a Mon Sep 17 00:00:00 2001
From: Marco Antognini <antognini.marco@gmail.com>
Date: Sat, 24 Sep 2011 13:34:58 +0200
Subject: [PATCH] fix OS X alert related to key event (close #98)

---
 src/SFML/Window/OSX/SFOpenGLView.mm | 10 ++++++----
 src/SFML/Window/OSX/SFWindow.m      | 18 ++++++++++++++++--
 2 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/src/SFML/Window/OSX/SFOpenGLView.mm b/src/SFML/Window/OSX/SFOpenGLView.mm
index 9686ee02..7eb45da0 100644
--- a/src/SFML/Window/OSX/SFOpenGLView.mm
+++ b/src/SFML/Window/OSX/SFOpenGLView.mm
@@ -520,11 +520,13 @@ NSUInteger KeepOnlyMaskFromData(NSUInteger data, NSUInteger mask);
 
 
     // Handle text entred event
-    // We create a new event without command modifiers 
+    // We create a new event without command/ctrl modifiers 
     // to prevent the OS from sending an alert
-    NSUInteger modifiers = [theEvent modifierFlags] & NSCommandKeyMask
-                            ? [theEvent modifierFlags] & ~NSCommandKeyMask
-                            : [theEvent modifierFlags];
+    NSUInteger modifiers = [theEvent modifierFlags];
+    
+    if (modifiers & NSCommandKeyMask) modifiers = modifiers & ~NSCommandKeyMask;
+    if (modifiers & NSControlKeyMask) modifiers = modifiers & ~NSControlKeyMask;
+    
     NSEvent* ev = [NSEvent keyEventWithType:NSKeyDown
                                    location:[theEvent locationInWindow]
                               modifierFlags:modifiers
diff --git a/src/SFML/Window/OSX/SFWindow.m b/src/SFML/Window/OSX/SFWindow.m
index f6ba6e8a..98296aa4 100644
--- a/src/SFML/Window/OSX/SFWindow.m
+++ b/src/SFML/Window/OSX/SFWindow.m
@@ -32,14 +32,28 @@
 @implementation SFWindow
 
 ////////////////////////////////////////////////////////
--(BOOL)acceptsFirstResponder {
+-(BOOL)acceptsFirstResponder
+{
     return YES;
 }
 
 
 ////////////////////////////////////////////////////////
--(BOOL)canBecomeKeyWindow {
+-(BOOL)canBecomeKeyWindow
+{
     return YES;
 }
 
+////////////////////////////////////////////////////////
+-(void)keyDown:(NSEvent *)theEvent
+{
+    // Do nothing except preventing a system alert each time a key is pressed
+    //
+    // Special Consideration :
+    // -----------------------
+    // Consider overriding NSResponder -keyDown: message in a Cocoa view/window
+    // that contains a SFML rendering area. Doing so will prevent a system
+    // alert to be thrown everytime the user presses a key.
+}
+
 @end