cef/include/cef_menu_model_delegate.h

// Copyright (c) 2016 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
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//    * Redistributions in binary form must reproduce the above
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// Framework nor the names of its contributors may be used to endorse
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//
// The contents of this file must follow a specific format in order to
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//

#ifndef CEF_INCLUDE_VIEWS_CEF_MENU_MODEL_DELEGATE_H_
#define CEF_INCLUDE_VIEWS_CEF_MENU_MODEL_DELEGATE_H_
#pragma once

#include "include/cef_base.h"

class CefMenuModel;

///
// Implement this interface to handle menu model events. The methods of this
// class will be called on the browser process UI thread unless otherwise
// indicated.
///
/*--cef(source=client)--*/
class CefMenuModelDelegate : public virtual CefBaseRefCounted {
 public:
  ///
  // Perform the action associated with the specified |command_id| and
  // optional |event_flags|.
  ///
  /*--cef()--*/
  virtual void ExecuteCommand(CefRefPtr<CefMenuModel> menu_model,
                              int command_id,
                              cef_event_flags_t event_flags) = 0;

  ///
  // Called when the user moves the mouse outside the menu and over the owning
  // window.
  ///
  /*--cef()--*/
  virtual void MouseOutsideMenu(CefRefPtr<CefMenuModel> menu_model,
                                const CefPoint& screen_point) {}

  ///
  // Called on unhandled open submenu keyboard commands. |is_rtl| will be true
  // if the menu is displaying a right-to-left language.
  ///
  /*--cef()--*/
  virtual void UnhandledOpenSubmenu(CefRefPtr<CefMenuModel> menu_model,
                                    bool is_rtl) {}

  ///
  // Called on unhandled close submenu keyboard commands. |is_rtl| will be true
  // if the menu is displaying a right-to-left language.
  ///
  /*--cef()--*/
  virtual void UnhandledCloseSubmenu(CefRefPtr<CefMenuModel> menu_model,
                                     bool is_rtl) {}

  ///
  // The menu is about to show.
  ///
  /*--cef()--*/
  virtual void MenuWillShow(CefRefPtr<CefMenuModel> menu_model) {}

  ///
  // The menu has closed.
  ///
  /*--cef()--*/
  virtual void MenuClosed(CefRefPtr<CefMenuModel> menu_model) {}

  ///
  // Optionally modify a menu item label. Return true if |label| was modified.
  ///
  /*--cef()--*/
  virtual bool FormatLabel(CefRefPtr<CefMenuModel> menu_model,
                           CefString& label) {
    return false;
  }
};

#endif  // CEF_INCLUDE_VIEWS_CEF_MENU_MODEL_DELEGATE_H_