From 5ec2425b17766f20600e224b05988dcc7580ea18 Mon Sep 17 00:00:00 2001
From: David Jeannot <djeannot24@gmail.com>
Date: Mon, 16 Jan 2012 17:02:06 -0500
Subject: devdraw: OS X dead key support

R=rsc
CC=plan9port.codebot
http://codereview.appspot.com/5503086
---
 src/cmd/devdraw/cocoa-screen.m | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/cmd')

diff --git a/src/cmd/devdraw/cocoa-screen.m b/src/cmd/devdraw/cocoa-screen.m
index 5ab6104e..4d664059 100644
--- a/src/cmd/devdraw/cocoa-screen.m
+++ b/src/cmd/devdraw/cocoa-screen.m
@@ -571,6 +571,23 @@ static int keycvt[] =
 	[QZ_KP9] '9',
 };
 
+@interface apptext : NSTextView @end
+
+@implementation apptext
+- (void)doCommandBySelector:(SEL)s{}	/* Esc key beeps otherwise */
+- (void)insertText:(id)arg{}	/* to avoid a latency after some time */
+@end
+
+static void
+interpretdeadkey(NSEvent *e)
+{
+	static apptext *t;
+
+	if(t == nil)
+		t = [apptext new];
+	[t interpretKeyEvents:[NSArray arrayWithObject:e]];
+}
+
 static void
 getkeyboard(NSEvent *e)
 {
@@ -588,6 +605,8 @@ getkeyboard(NSEvent *e)
 		s = [e characters];
 		c = [s UTF8String][0];
 
+		interpretdeadkey(e);
+
 		if(m & NSCommandKeyMask){
 			if(' '<=c && c<='~')
 				keystroke(Kcmd+c);
-- 
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