Added menus for bookmark bar folders.

chrome/browser/cocoa/bookmark_menu_cocoa_controller.mm

 // 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.
 
+#include "app/gfx/text_elider.h"
+#include "base/sys_string_conversions.h"
 #include "chrome/browser/browser.h"
 #import "chrome/browser/cocoa/bookmark_menu_bridge.h"
 #import "chrome/browser/cocoa/bookmark_menu_cocoa_controller.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "webkit/glue/window_open_disposition.h"  // CURRENT_TAB
 
+namespace {
+
+// Menus more than this many pixels wide will get trimmed
+// TODO(jrg): ask UI dudes what a good value is.
+const NSUInteger kMaximumMenuPixelsWide = 300;
+
+}
+
 @implementation BookmarkMenuCocoaController
 
++ (NSString*)menuTitleForNode:(const BookmarkNode*)node {
+  NSFont* nsfont = [NSFont menuBarFontOfSize:0];  // 0 means "default"
+  gfx::Font font = gfx::Font::CreateFont(base::SysNSStringToWide([nsfont
+                                                                   fontName]),
+                                         (int)[nsfont pointSize]);
+  std::wstring title = gfx::ElideText(node->GetTitle(),
+                                      font,
+                                      kMaximumMenuPixelsWide);
+  return base::SysWideToNSString(title);
+}
+
 - (id)initWithBridge:(BookmarkMenuBridge *)bridge {
   if ((self = [super init])) {
     bridge_ = bridge;
     DCHECK(bridge_);
   }
   return self;
 }
 
 // Return the a BookmarkNode that has the given id (called
 // "identifier" here to avoid conflict with objc's concept of "id").
@@ skipping 24 matching lines @@
   const BookmarkNode* node = [self nodeForIdentifier:identifier];
   DCHECK(node);
   if (!node)
     return;  // shouldn't be reached
 
   [self openURLForNode:node];
 }
 
 @end  // BookmarkMenuCocoaController