From 75ca47762586ee755f60009d23124587ef4f0498 Mon Sep 17 00:00:00 2001
From: Bjorn Winckler <bjorn.winckler@gmail.com>
Date: Sun, 9 Jan 2011 16:10:16 +0100
Subject: [PATCH] Add suppression tick box to termination alert

This will disable the warning about multiple window and tabs.  Tiger
users can access this functionality by setting the user default
MMSuppressTerminationAlert to 1.
---
 src/MacVim/MMAppController.m | 14 +++++++++++++-
 src/MacVim/Miscellaneous.h   |  1 +
 src/MacVim/Miscellaneous.m   |  1 +
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/MacVim/MMAppController.m b/src/MacVim/MMAppController.m
index dea6e81b05..2009c49099 100644
--- a/src/MacVim/MMAppController.m
+++ b/src/MacVim/MMAppController.m
@@ -222,6 +222,7 @@ fsEventCallback(ConstFSEventStreamRef streamRef,
 #ifdef INCLUDE_OLD_IM_CODE
         [NSNumber numberWithBool:YES],  MMUseInlineImKey,
 #endif // INCLUDE_OLD_IM_CODE
+        [NSNumber numberWithBool:NO],   MMSuppressTerminationAlertKey,
         nil];
 
     [[NSUserDefaults standardUserDefaults] registerDefaults:dict];
@@ -509,7 +510,8 @@ fsEventCallback(ConstFSEventStreamRef streamRef,
             reply = NSTerminateCancel;
 
         [alert release];
-    } else {
+    } else if (![[NSUserDefaults standardUserDefaults]
+                                boolForKey:MMSuppressTerminationAlertKey]) {
         // No unmodified buffers, but give a warning if there are multiple
         // windows and/or tabs open.
         int numWindows = [vimControllers count];
@@ -530,6 +532,9 @@ fsEventCallback(ConstFSEventStreamRef streamRef,
             [alert setMessageText:NSLocalizedString(
                     @"Are you sure you want to quit MacVim?",
                     @"Quit dialog with no changed buffers, title")];
+#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
+            [alert setShowsSuppressionButton:YES];
+#endif
 
             NSString *info = nil;
             if (numWindows > 1) {
@@ -559,6 +564,13 @@ fsEventCallback(ConstFSEventStreamRef streamRef,
             if ([alert runModal] != NSAlertFirstButtonReturn)
                 reply = NSTerminateCancel;
 
+#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
+            if ([[alert suppressionButton] state] == NSOnState) {
+                [[NSUserDefaults standardUserDefaults]
+                            setBool:YES forKey:MMSuppressTerminationAlertKey];
+            }
+#endif
+
             [alert release];
         }
     }
diff --git a/src/MacVim/Miscellaneous.h b/src/MacVim/Miscellaneous.h
index 55d1fd6fdf..d1d82075d2 100644
--- a/src/MacVim/Miscellaneous.h
+++ b/src/MacVim/Miscellaneous.h
@@ -52,6 +52,7 @@ extern NSString *MMLastWindowClosedBehaviorKey;
 #ifdef INCLUDE_OLD_IM_CODE
 extern NSString *MMUseInlineImKey;
 #endif // INCLUDE_OLD_IM_CODE
+extern NSString *MMSuppressTerminationAlertKey;
 
 
 // Enum for MMUntitledWindowKey
diff --git a/src/MacVim/Miscellaneous.m b/src/MacVim/Miscellaneous.m
index 781f84c760..e1222751c6 100644
--- a/src/MacVim/Miscellaneous.m
+++ b/src/MacVim/Miscellaneous.m
@@ -44,6 +44,7 @@ NSString *MMLastWindowClosedBehaviorKey = @"MMLastWindowClosedBehavior";
 #ifdef INCLUDE_OLD_IM_CODE
 NSString *MMUseInlineImKey              = @"MMUseInlineIm";
 #endif // INCLUDE_OLD_IM_CODE
+NSString *MMSuppressTerminationAlertKey = @"MMSuppressTerminationAlert";