text: // Copyright 2014 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.
  
  #ifndef CHROME_BROWSER_UI_LIBGTK2UI_GTK2_STATUS_ICON_H_
  #define CHROME_BROWSER_UI_LIBGTK2UI_GTK2_STATUS_ICON_H_
  
  #include <memory>
  
  #include "base/macros.h"
  #include "base/strings/string16.h"
  #include "chrome/browser/ui/libgtk2ui/gtk2_signal.h"
  #include "ui/base/glib/glib_integers.h"
  #include "ui/base/glib/glib_signal.h"
  #include "ui/views/linux_ui/status_icon_linux.h"
  
  typedef struct _GtkStatusIcon GtkStatusIcon;
  
  namespace gfx {
  class ImageSkia;
  }
  
  namespace ui {
  class MenuModel;
  }
  
  namespace libgtk2ui {
  class AppIndicatorIconMenu;
  
  // Status icon implementation which uses the system tray X11 spec (via
  // GtkStatusIcon).
  class Gtk2StatusIcon : public views::StatusIconLinux {
   public:
    Gtk2StatusIcon(const gfx::ImageSkia& image, const base::string16& tool_tip);
    ~Gtk2StatusIcon() override;
  
    // Overridden from views::StatusIconLinux:
    void SetImage(const gfx::ImageSkia& image) override;
    void SetToolTip(const base::string16& tool_tip) override;
    void UpdatePlatformContextMenu(ui::MenuModel* menu) override;
    void RefreshPlatformContextMenu() override;
  
   private:
    CHROMEG_CALLBACK_0(Gtk2StatusIcon, void, OnClick, GtkStatusIcon*);
  
    CHROMEG_CALLBACK_2(Gtk2StatusIcon,
                       void,
                       OnContextMenuRequested,
                       GtkStatusIcon*,
                       guint,
                       guint);
  
    GtkStatusIcon* gtk_status_icon_;
  
    std::unique_ptr<AppIndicatorIconMenu> menu_;
  
    DISALLOW_COPY_AND_ASSIGN(Gtk2StatusIcon);
  };
  
  }  // namespace libgtk2ui
  
  #endif  // CHROME_BROWSER_UI_LIBGTK2UI_GTK2_STATUS_ICON_H_
  