109 lines
2.9 KiB
C++
109 lines
2.9 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_BAR_H_
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#define SHELL_BROWSER_UI_VIEWS_MENU_BAR_H_
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#include <memory>
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#include "shell/browser/ui/electron_menu_model.h"
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#include "shell/browser/ui/views/menu_delegate.h"
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#include "shell/browser/ui/views/root_view.h"
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#include "ui/views/accessible_pane_view.h"
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#include "ui/views/controls/button/button.h"
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#include "ui/views/focus/focus_manager.h"
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#include "ui/views/view.h"
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namespace views {
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class Button;
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class MenuButton;
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} // namespace views
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namespace electron {
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class MenuBarColorUpdater : public views::FocusChangeListener {
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public:
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explicit MenuBarColorUpdater(MenuBar* menu_bar);
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~MenuBarColorUpdater() override;
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void OnDidChangeFocus(views::View* focused_before,
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views::View* focused_now) override;
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void OnWillChangeFocus(views::View* focused_before,
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views::View* focused_now) override {}
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private:
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MenuBar* menu_bar_;
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};
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class MenuBar : public views::AccessiblePaneView,
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public electron::MenuDelegate::Observer {
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public:
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static const char kViewClassName[];
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explicit MenuBar(RootView* window);
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~MenuBar() override;
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// Replaces current menu with a new one.
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void SetMenu(ElectronMenuModel* menu_model);
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// Shows underline under accelerators.
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void SetAcceleratorVisibility(bool visible);
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// Returns true if the submenu has accelerator |key|
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bool HasAccelerator(char16_t key);
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// Shows the submenu whose accelerator is |key|.
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void ActivateAccelerator(char16_t key);
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// Returns there are how many items in the root menu.
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int GetItemCount() const;
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// Get the menu under specified screen point.
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bool GetMenuButtonFromScreenPoint(const gfx::Point& point,
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ElectronMenuModel** menu_model,
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views::MenuButton** button);
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// electron::MenuDelegate::Observer:
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void OnBeforeExecuteCommand() override;
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void OnMenuClosed() override;
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// views::AccessiblePaneView:
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bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
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bool SetPaneFocus(views::View* initial_focus) override;
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void RemovePaneFocus() override;
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void OnThemeChanged() override;
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private:
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friend class MenuBarColorUpdater;
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// views::View:
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const char* GetClassName() const override;
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void ButtonPressed(int id, const ui::Event& event);
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void RebuildChildren();
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void UpdateViewColors();
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void RefreshColorCache();
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SkColor background_color_;
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#if defined(OS_LINUX)
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SkColor enabled_color_;
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SkColor disabled_color_;
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#endif
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RootView* window_ = nullptr;
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ElectronMenuModel* menu_model_ = nullptr;
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View* FindAccelChild(char16_t key);
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bool has_focus_ = true;
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std::unique_ptr<MenuBarColorUpdater> color_updater_;
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DISALLOW_COPY_AND_ASSIGN(MenuBar);
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};
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} // namespace electron
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#endif // SHELL_BROWSER_UI_VIEWS_MENU_BAR_H_
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