show/hide ipython window instead of create/destroy

src/gajim.py

@@ -2820,11 +2820,10 @@ class Interface:
 		sw.add(view)
 		window.add(sw)
 		window.show_all()
-		window.connect('delete_event',lambda x,y:False)
-		def on_destroy(win):
-			gajim.ipython_window = None
+		def on_delete(win, event):
+			win.hide()
 			return True
-		window.connect('destroy', on_destroy)
+		window.connect('delete_event',on_delete)
 		view.updateNamespace({'gajim': gajim})
 		gajim.ipython_window = window
 

src/remote_control.py

@@ -479,8 +479,11 @@ class SignalObject(dbus.service.Object):
 		''' shows/hides the ipython window '''
 		win = gajim.ipython_window
 		if win:
-			win.destroy()
-			gajim.ipython_window = None
+			if win.window.is_visible():
+				gobject.idle_add(win.hide)
+			else:
+				win.show_all()
+				win.present()
 		else:
 			gajim.interface.create_ipython_window()