import
gi
gi.require_version(
"Gtk"
,
"3.0"
)
from
gi.repository
import
Gtk
class
SpinnerAnimation(Gtk.Window):
def
__init__(
self
):
Gtk.Window.__init__(
self
, title
=
"GFG"
)
self
.set_border_width(
3
)
self
.connect(
"destroy"
, Gtk.main_quit)
self
.button
=
Gtk.ToggleButton(label
=
"Start Spinning"
)
self
.button.connect(
"toggled"
,
self
.on_button_toggled)
self
.button.set_active(
False
)
self
.spinner
=
Gtk.Spinner()
self
.grid
=
Gtk.Grid()
self
.grid.add(
self
.button)
self
.grid.attach_next_to(
self
.spinner,
self
.button, Gtk.PositionType.BOTTOM,
1
,
2
)
self
.grid.set_row_homogeneous(
True
)
self
.add(
self
.grid)
self
.show_all()
def
on_button_toggled(
self
, button):
if
button.get_active():
self
.spinner.start()
self
.button.set_label(
"Stop Spinning"
)
else
:
self
.spinner.stop()
self
.button.set_label(
"Start Spinning"
)
myspinner
=
SpinnerAnimation()
Gtk.main()