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