commit 5ec2425b17766f20600e224b05988dcc7580ea18
from: David Jeannot <djeannot24@gmail.com>
via: Russ Cox <rsc@swtch.com>
date: Mon Jan 16 22:02:06 2012 UTC

devdraw: OS X dead key support

R=rsc
CC=plan9port.codebot
http://codereview.appspot.com/5503086

commit - 131ab3addbc9eaf629803992e058bea1ddf931cc
commit + 5ec2425b17766f20600e224b05988dcc7580ea18
blob - 5ab6104ed34ea8b21f6f8b85945754062fd92a07
blob + 4d66405917af5c2fc85eed080bdf4b3366bae001
--- src/cmd/devdraw/cocoa-screen.m
+++ src/cmd/devdraw/cocoa-screen.m
@@ -570,8 +570,25 @@ static int keycvt[] =
 	[QZ_KP8] '8',
 	[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)
 {
 	NSString *s;
@@ -587,6 +604,8 @@ getkeyboard(NSEvent *e)
 
 		s = [e characters];
 		c = [s UTF8String][0];
+
+		interpretdeadkey(e);
 
 		if(m & NSCommandKeyMask){
 			if(' '<=c && c<='~')