Implement Mac pref-pane UI mockups

remoting/host/me2me_preference_pane_confirm_pin.mm

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "me2me_preference_pane_confirm_pin.h"
+
+@implementation Me2MePreferencePaneConfirmPin
+
+@synthesize delegate = delegate_;
+
+- (id)init {
+    self = [super initWithNibName:@"me2me_preference_pane_confirm_pin"
+                           bundle:[NSBundle bundleForClass:[self class]]];
+    return self;
+}
+
+- (void)dealloc {
+  [delegate_ release];
+  [super dealloc];
+}
+
+- (void)setEmail:(NSString*)email {
+  [email_ setStringValue:email];
+}
+
+- (void)setButtonText:(NSString*)text {
+  [apply_button_ setTitle:text];
+}
+
+- (void)setEnabled:(BOOL)enabled {
+  [apply_button_ setEnabled:enabled];
+  [pin_ setEnabled:enabled];
+}
+
+- (void)resetPin {
+  [pin_ setStringValue:@""];
+}
+
+- (void)onApply:(id)sender {
+  [delegate_ applyConfiguration:self
+                            pin:[pin_ stringValue]];
+}
+
+@end