Create 2272 release branch for CEF3.

git-svn-id: https://chromiumembedded.googlecode.com/svn/branches/2272@1993 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser/menu_creator.h

@@ -0,0 +1,72 @@
+// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
+// reserved. Use of this source code is governed by a BSD-style license that can
+// be found in the LICENSE file.
+
+#ifndef CEF_LIBCEF_BROWSER_MENU_MANAGER_H_
+#define CEF_LIBCEF_BROWSER_MENU_MANAGER_H_
+#pragma once
+
+#include "libcef/browser/menu_model_impl.h"
+
+#include "base/memory/scoped_ptr.h"
+#include "content/public/common/context_menu_params.h"
+
+namespace content {
+class RenderFrameHost;
+};
+
+class CefBrowserHostImpl;
+
+class CefMenuCreator : public CefMenuModelImpl::Delegate {
+ public:
+  // Used for OS-specific menu implementations.
+  class Runner {
+  public:
+    virtual ~Runner() {}
+    virtual bool RunContextMenu(CefMenuCreator* manager) =0;
+    virtual void CancelContextMenu() {}
+    virtual bool FormatLabel(base::string16& label) { return false; }
+  };
+
+  explicit CefMenuCreator(CefBrowserHostImpl* browser);
+  ~CefMenuCreator() override;
+
+  // Returns true if the context menu is currently showing.
+  bool IsShowingContextMenu();
+
+  // Create the context menu.
+  bool CreateContextMenu(const content::ContextMenuParams& params);
+  void CancelContextMenu();
+
+  CefBrowserHostImpl* browser() { return browser_; }
+  ui::MenuModel* model() { return model_->model(); }
+  const content::ContextMenuParams& params() const { return params_; }
+
+ private:
+  // Create the menu runner if it doesn't already exist.
+  bool CreateRunner();
+
+  // CefMenuModelImpl::Delegate methods.
+  void ExecuteCommand(CefRefPtr<CefMenuModelImpl> source,
+                      int command_id,
+                      cef_event_flags_t event_flags) override;
+  void MenuWillShow(CefRefPtr<CefMenuModelImpl> source) override;
+  void MenuClosed(CefRefPtr<CefMenuModelImpl> source) override;
+  bool FormatLabel(base::string16& label) override;
+
+  // Create the default menu model.
+  void CreateDefaultModel();
+  // Execute the default command handling.
+  void ExecuteDefaultCommand(int command_id);
+
+  // CefBrowserHostImpl pointer is guaranteed to outlive this object.
+  CefBrowserHostImpl* browser_;
+
+  CefRefPtr<CefMenuModelImpl> model_;
+  content::ContextMenuParams params_;
+  scoped_ptr<Runner> runner_;
+
+  DISALLOW_COPY_AND_ASSIGN(CefMenuCreator);
+};
+
+#endif  // CEF_LIBCEF_BROWSER_MENU_MANAGER_H_