def test_item_removal(self):
canvas = Canvas()
view = GtkView(canvas)
window = gtk.Window(gtk.WINDOW_TOPLEVEL)
window.add(view)
window.show_all()
box = Box()
canvas.add(box)
# No gtk main loop, so updates occur instantly
assert not canvas.require_update()
# Process pending (expose) events, which cause the canvas to be drawn.
while gtk.events_pending():
gtk.main_iteration()
assert len(canvas.get_all_items()) == len(view._qtree)
view.focused_item = box
canvas.remove(box)
assert len(canvas.get_all_items()) == 0
assert len(view._qtree) == 0
window.destroy()
def test_item_removal(self):
canvas = Canvas()
view = GtkView(canvas)
window = Gtk.Window.new(Gtk.WindowType.TOPLEVEL)
window.add(view)
window.show_all()
box = Box()
canvas.add(box)
# No gtk main loop, so updates occur instantly
assert not canvas.require_update()
# Process pending (expose) events, which cause the canvas to be drawn.
while Gtk.events_pending():
Gtk.main_iteration()
assert len(canvas.get_all_items()) == len(view._qtree)
view.focused_item = box
canvas.remove(box)
assert len(canvas.get_all_items()) == 0
assert len(view._qtree) == 0
window.destroy()
