refactor: rename the atom directory to shell

shell/browser/ui/views/menu_delegate.h

@@ -0,0 +1,80 @@
+// Copyright (c) 2014 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_UI_VIEWS_MENU_DELEGATE_H_
+#define ATOM_BROWSER_UI_VIEWS_MENU_DELEGATE_H_
+
+#include <memory>
+
+#include "atom/browser/ui/atom_menu_model.h"
+#include "base/observer_list.h"
+#include "ui/views/controls/menu/menu_delegate.h"
+
+namespace views {
+class MenuRunner;
+class Button;
+}  // namespace views
+
+namespace atom {
+
+class MenuBar;
+
+class MenuDelegate : public views::MenuDelegate {
+ public:
+  explicit MenuDelegate(MenuBar* menu_bar);
+  ~MenuDelegate() override;
+
+  void RunMenu(AtomMenuModel* model,
+               views::Button* button,
+               ui::MenuSourceType source_type);
+
+  class Observer {
+   public:
+    virtual void OnBeforeExecuteCommand() = 0;
+    virtual void OnMenuClosed() = 0;
+  };
+
+  void AddObserver(Observer* obs) { observers_.AddObserver(obs); }
+
+  void RemoveObserver(const Observer* obs) { observers_.RemoveObserver(obs); }
+
+ protected:
+  // views::MenuDelegate:
+  void ExecuteCommand(int id) override;
+  void ExecuteCommand(int id, int mouse_event_flags) override;
+  bool IsTriggerableEvent(views::MenuItemView* source,
+                          const ui::Event& e) override;
+  bool GetAccelerator(int id, ui::Accelerator* accelerator) const override;
+  base::string16 GetLabel(int id) const override;
+  void GetLabelStyle(int id, LabelStyle* style) const override;
+  bool IsCommandEnabled(int id) const override;
+  bool IsCommandVisible(int id) const override;
+  bool IsItemChecked(int id) const override;
+  void WillShowMenu(views::MenuItemView* menu) override;
+  void WillHideMenu(views::MenuItemView* menu) override;
+  void OnMenuClosed(views::MenuItemView* menu) override;
+  views::MenuItemView* GetSiblingMenu(views::MenuItemView* menu,
+                                      const gfx::Point& screen_point,
+                                      views::MenuAnchorPosition* anchor,
+                                      bool* has_mnemonics,
+                                      views::MenuButton** button) override;
+
+ private:
+  MenuBar* menu_bar_;
+  int id_;
+  std::unique_ptr<views::MenuDelegate> adapter_;
+  std::unique_ptr<views::MenuRunner> menu_runner_;
+
+  // The menu button to switch to.
+  views::MenuButton* button_to_open_ = nullptr;
+  bool hold_first_switch_;
+
+  base::ObserverList<Observer>::Unchecked observers_;
+
+  DISALLOW_COPY_AND_ASSIGN(MenuDelegate);
+};
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_UI_VIEWS_MENU_DELEGATE_H_