[Mac] Implement the search engine manager

chrome/browser/cocoa/keyword_editor_cocoa_controller.h

Index: chrome/browser/cocoa/keyword_editor_cocoa_controller.h
diff --git a/chrome/browser/cocoa/keyword_editor_cocoa_controller.h b/chrome/browser/cocoa/keyword_editor_cocoa_controller.h
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+++ b/chrome/browser/cocoa/keyword_editor_cocoa_controller.h
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+// 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 <Cocoa/Cocoa.h>
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/search_engines/edit_search_engine_controller.h"
+#include "chrome/browser/search_engines/keyword_editor_controller.h"
+#include "chrome/browser/search_engines/template_url_model.h"
+
+class EditSearchEngineControllerDelegate;
+@class KeywordEditorCocoaController;
+class Profile;
+
+// Very thin bridge that simply pushes notifications from C++ to ObjC.
+class KeywordEditorModelObserver : public TemplateURLModelObserver,
+                                   public EditSearchEngineControllerDelegate {
+ public:
+  explicit KeywordEditorModelObserver(KeywordEditorCocoaController* controller);
+  virtual ~KeywordEditorModelObserver();
+
+  // Notification that the template url model has changed in some way.
+  virtual void OnTemplateURLModelChanged();
+
+  // Invoked from the EditSearchEngineController when the user accepts the
+  // edits. NOTE: |template_url| is the value supplied to
+  // EditSearchEngineController's constructor, and may be NULL. A NULL value
+  // indicates a new TemplateURL should be created rather than modifying an
+  // existing TemplateURL.
+  virtual void OnEditedKeyword(const TemplateURL* template_url,
+                               const std::wstring& title,
+                               const std::wstring& keyword,
+                               const std::wstring& url);
+
+ private:
+  KeywordEditorCocoaController* controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(KeywordEditorModelObserver);
+};
+
+// This controller manages a window with a table view of search engines. It
+// acts as |tableView_|'s data source and delegate, feeding it data from the
+// KeywordEditorController's |table_model()|.
+
+@interface KeywordEditorCocoaController : NSWindowController {
+  IBOutlet NSTableView* tableView_;
+  IBOutlet NSButton* addButton_;
+  IBOutlet NSButton* removeButton_;
+  IBOutlet NSButton* makeDefaultButton_;
+
+  Profile* profile_;  // weak
+  scoped_ptr<KeywordEditorController> controller_;
+  scoped_ptr<KeywordEditorModelObserver> observer_;
+}
+@property (readonly) KeywordEditorController* controller;
+
+- (id)initWithProfile:(Profile*)profile;
+
+// Message forwarded by KeywordEditorModelObserver.
+- (void)modelChanged;
+
+- (IBAction)addKeyword:(id)sender;
+- (IBAction)deleteKeyword:(id)sender;
+- (IBAction)makeDefault:(id)sender;
+
+@end