/*
 * Enhancing the main menu example of gtkmm-tutorial/unstable presented in
 * https://developer.gnome.org/gtkmm-tutorial/unstable/\
 *       sec-menus-examples.html.de#menu-example-main
 * to show an application menu as suggested in
 * https://wiki.gnome.org/ThreePointThree/Features/ApplicationMenu,
 * described in
 * https://wiki.gnome.org/HowDoI/ApplicationMenu
 * and realised using gtkmm in
 * https://git.gnome.org/browse/gtkmm-documentation/tree/examples/book/\
 *       application/app_and_win_menus
 *
 * Started on 2014-11-10
 * Current version: 2014-11-10
 * Performed by: Jürgen Kleber (jkleber2701 t-online de)
 *
 * Original file downloaded on Sunday, 9th of November, 2014 from
 * https://git.gnome.org/browse/gtkmm-documentation/tree/examples/book/menus/\
 *       main_menu/examplewindow.cc
 */

#include "examplewindow.h"
#include <iostream>

ExampleWindow::ExampleWindow() : Gtk::ApplicationWindow(),
      m_Box(Gtk::ORIENTATION_VERTICAL) {
   set_title("main menu example");
   set_default_size(300, 100);

   add(m_Box); // put a MenuBar at the top of the box and other stuff below it.

   //Create actions for menus and toolbars:
   Glib::RefPtr<Gio::SimpleActionGroup> refActionGroup =
         Gio::SimpleActionGroup::create();
   //Edit menu:
   refActionGroup->add_action("copy",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_others));
   refActionGroup->add_action("paste",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_others));
   refActionGroup->add_action("something",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_others));

   //Choices menus, to demonstrate Radio items,
   //using our convenience methods for string and int radio values:
   m_refChoice = refActionGroup->add_action_radio_string("choice",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_choices), "a");

   m_refChoiceOther = refActionGroup->add_action_radio_integer("choiceother",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_choices_other), 1);

   m_refToggle = refActionGroup->add_action_bool("sometoggle",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_toggle), false);

   //Help menu:
   refActionGroup->add_action("about",
         sigc::mem_fun(*this, &ExampleWindow::on_menu_others));

   // Add a prefix to the actions declared in the .xml file
   insert_action_group("win", refActionGroup);

   //Create the toolbar and add it to a container widget:
   Gtk::Toolbar* toolbar = Gtk::manage(new Gtk::Toolbar());
   Gtk::ToolButton* button = Gtk::manage(new Gtk::ToolButton());
   button->set_icon_name("document-new");
   // We can't do this until we can break the ToolButton ABI:
   //    button->set_detailed_action_name("example.new");
   gtk_actionable_set_detailed_action_name(GTK_ACTIONABLE(button->gobj()),
         "app.newstandard");
   toolbar->add(*button);

   button = Gtk::manage(new Gtk::ToolButton());
   button->set_icon_name("application-exit");
   // We can't do this until we can break the ToolButton ABI:
   //    button->set_detailed_action_name("example.quit");
   gtk_actionable_set_detailed_action_name(GTK_ACTIONABLE(button->gobj()),
         "app.quit");
   toolbar->add(*button);

   m_Box.pack_start(*toolbar, Gtk::PACK_SHRINK);

}

ExampleWindow::~ExampleWindow() {
}

void ExampleWindow::on_menu_others() {
   std::cout << "A menu item was selected." << std::endl;
}

void ExampleWindow::on_menu_choices(const Glib::ustring& parameter) {
   //The radio action's state does not change automatically:
   m_refChoice->change_state(parameter);

   Glib::ustring message;
   if (parameter == "a")
      message = "Choice a was selected.";
   else
      message = "Choice b was selected";

   std::cout << message << std::endl;
}

void ExampleWindow::on_menu_choices_other(int parameter) {
   //The radio action's state does not change automatically:
   m_refChoiceOther->change_state(parameter);

   Glib::ustring message;
   if (parameter == 1)
      message = "Choice 1 was selected.";
   else
      message = "Choice 2 was selected";

   std::cout << message << std::endl;
}

void ExampleWindow::on_menu_toggle() {
   bool active = false;
   m_refToggle->get_state(active);

   //The toggle action's state does not change automatically:
   m_refToggle->change_state(!active);
   active = !active;

   Glib::ustring message;
   if (active)
      message = "Toggle is active.";
   else
      message = "Toggle is not active";

   std::cout << message << std::endl;
}