json ui example

using MeeGtk;

void main(string[] args){
    init(null);
    var toto = new Toto();
    toto.show_all();
    Gtk.main();
}

public class Toto : GLib.Object
{
    string s = """{
    "interface" : [
        {
            "class" : 'GtkAdjustment',
            "id" : 'adjustment1',
            "properties" : {
                "upper" : 100,
                "step_increment" : 1,
                "page_increment" : 10
            },
            "children" : null
        },
        {
            "class" : 'GtkWindow',
            "id" : 'window',
            "properties" : {
                "can_focus" : false
            },
            "children" : [
                {
                    "class" : 'GtkBox',
                    "id" : 'box1',
                    "properties" : {
                        "visible" : true,
                        "can_focus" : false,
                        "orientation" : 'vertical'
                    },
                    "children" : [
                        {
                            "class" : 'GtkProgressBar',
                            "id" : 'progressbar1',
                            "properties" : {
                                "visible" : true,
                                "can_focus" : false
                            },
                            "children" : null
                        },
                        {
                            "class" : 'GtkSpinButton',
                            "id" : 'spinbutton1',
                            "properties" : {
                                "visible" : true,
                                "can_focus" : false,
                                "invisible_char" : '•',
                                "adjustment" : 'adjustment1'
                            },
                            "children" : null
                        },
                        {
                            "class" : 'GtkImage',
                            "id" : 'image1',
                            "properties" : {
                                "visible" : true,
                                "can_focus" : false,
                                "stock" : 'gtk-missing-image'
                            },
                            "children" : null
                        },
                        {
                            "class" : 'GtkMenuBar',
                            "id" : 'menubar1',
                            "properties" : {
                                "visible" : true,
                                "can_focus" : false
                            },
                            "children" : [
                                {
                                    "class" : 'GtkMenuItem',
                                    "id" : 'menuitem1',
                                    "properties" : {
                                        "visible" : true,
                                        "can_focus" : false,
                                        "label" : '_Fichier',
                                        "use_underline" : true
                                    },
                                    "children" : [
                                        {
                                            "class" : 'GtkMenu',
                                            "submenu" : true,
                                            "id" : 'menu1',
                                            "properties" : {
                                                "visible" : true,
                                                "can_focus" : false
                                            },
                                            "children" : [
                                                {
                                                    "class" : 'GtkMenuItem',
                                                    "id" : 'menuitem2',
                                                    "properties" : {
                                                        "visible" : true,
                                                        "can_focus" : false,
                                                        "label" : 'Menu',
                                                        "use_underline" : true
                                                    },
                                                    "children" : null
                                                }
                                            ]
                                        }
                                    ]
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ]
}""";

    Gtk.Window window;

    public Toto(){
        var c = new Constructor();
        c.load_from_data(s);
        c.connect_signals(this);
        window = (Gtk.Window)c["window"];
    }

    public void show_all(){ window.show_all(); }

    [CCode(instance_pos = -1)]
    public void on_btn_clicked(Gtk.Widget widget){ Gtk.main_quit(); }
}