[ { "type" : "ClutterStage", "id" : "stage", "width" : 550, "height" : 400, "color" : "#333355ff", "signals" : [ { "name" : "destroy", "handler" : "clutter_main_quit" } ], "children" : [ { "type" : "ClutterRectangle", "id" : "rect1", "color" : "red", "width" : 50, "height" : 50, "reactive" : true, "signals" : [ { "name" : "button-press-event", "handler" : "foo_button_pressed_cb" } ] }, { "type" : "ClutterRectangle", "id" : "rect2", "color" : "blue", "width" : 50, "height" : 50, "reactive" : true, "signals" : [ { "name" : "button-press-event", "handler" : "foo_button_pressed_cb" } ] }, { "type" : "ClutterRectangle", "id" : "rect3", "color" : "green", "width" : 50, "height" : 50, "reactive" : true, "signals" : [ { "name" : "button-press-event", "handler" : "foo_button_pressed_cb" } ] } ] } ]