add box.py

box.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import gi
+gi.require_version("Gtk", "3.0")
+from gi.repository import Gtk
+
+class MyWindow(Gtk.Window):
+
+    def __init__(self):
+        Gtk.Window.__init__(self, title = "Hello World!")
+
+        self.box = Gtk.Box(spacing = 6)
+        self.add(self.box)
+
+        self.button1 = Gtk.Button(label = "Hello")
+        self.button1.connect("clicked", self.on_button1_clicked)
+        self.box.pack_start(self.button1, True, True, 0)
+
+        self.button2 = Gtk.Button(label = "Goodbye")
+        self.button2.connect("clicked", self.on_button2_clicked)
+        self.box.pack_start(self.button2, True, True, 0)
+
+    def on_button1_clicked(self, widget):
+        print("Hello!")
+
+    def on_button2_clicked(self, widget):
+        print("Goodbye!")
+        Gtk.main_quit()
+
+window = MyWindow()
+window.connect("delete-event", Gtk.main_quit)
+window.show_all()
+
+Gtk.main()