[Mac] Window titles for Expose.

http://crbug.com/18854
TEST=Titles on mouse-over in Expose.  No extra title in titlebar.

Review URL: http://codereview.chromium.org/259023

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@28350 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 46 insertions, 0 deletions

diff --git a/chrome/browser/cocoa/chrome_browser_window.mm b/chrome/browser/cocoa/chrome_browser_window.mm
new file mode 100644
index 0000000..4f2f859
--- /dev/null
+++ b/chrome/browser/cocoa/chrome_browser_window.mm
@@ -0,0 +1,46 @@
+// Copyright (c) 2009 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 "chrome/browser/cocoa/chrome_browser_window.h"
+
+#include "base/logging.h"
+#import "chrome/browser/cocoa/browser_window_controller.h"
+#include "chrome/browser/global_keyboard_shortcuts_mac.h"
+
+@implementation ChromeBrowserWindow
+
+- (BOOL)performKeyEquivalent:(NSEvent*)event {
+  // Extract info from |event|.
+  NSUInteger modifers = [event modifierFlags];
+  const bool cmdKey = modifers & NSCommandKeyMask;
+  const bool shiftKey = modifers & NSShiftKeyMask;
+  const bool cntrlKey = modifers & NSControlKeyMask;
+  const int keyCode = [event keyCode];
+
+  int cmdNum = CommandForKeyboardShortcut(cmdKey, shiftKey, cntrlKey,
+      keyCode);
+
+  BrowserWindowController* controller =
+      (BrowserWindowController*)[self delegate];
+  // A bit of sanity.
+  DCHECK([controller isKindOfClass:[BrowserWindowController class]]);
+  DCHECK([controller respondsToSelector:@selector(executeCommand:)]);
+
+  if (cmdNum != -1) {
+    [controller executeCommand:cmdNum];
+    return YES;
+  }
+
+  return [super performKeyEquivalent:event];
+}
+
+- (void)setShouldHideTitle:(BOOL)flag {
+  shouldHideTitle_ = flag;
+}
+
+-(BOOL)_isTitleHidden {
+  return shouldHideTitle_;
+}
+
+@end