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from gi.repository import Gtk, GObject
class ProgressBarWindow(Gtk.Window):
def __init__(self):
Gtk.Window.__init__(self, title="ProgressBar Demo")
self.set_border_width(10)
vbox = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=6)
self.add(vbox)
self.progressbar = Gtk.ProgressBar()
vbox.pack_start(self.progressbar, True, True, 0)
button = Gtk.CheckButton("Show text")
button.connect("toggled", self.on_show_text_toggled)
vbox.pack_start(button, True, True, 0)
button = Gtk.CheckButton("Activity mode")
button.connect("toggled", self.on_activity_mode_toggled)
vbox.pack_start(button, True, True, 0)
button = Gtk.CheckButton("Right to Left")
button.connect("toggled", self.on_right_to_left_toggled)
vbox.pack_start(button, True, True, 0)
self.timeout_id = GObject.timeout_add(50, self.on_timeout, None)
self.activity_mode = False
def on_show_text_toggled(self, button):
show_text = button.get_active()
if show_text:
text = "some text"
else:
text = None
self.progressbar.set_text(text)
self.progressbar.set_show_text(show_text)
def on_activity_mode_toggled(self, button):
self.activity_mode = button.get_active()
if self.activity_mode:
self.progressbar.pulse()
else:
self.progressbar.set_fraction(0.0)
def on_right_to_left_toggled(self, button):
value = button.get_active()
self.progressbar.set_inverted(value)
def on_timeout(self, user_data):
"""
Update value on the progress bar
"""
if self.activity_mode:
self.progressbar.pulse()
else:
new_value = self.progressbar.get_fraction() + 0.01
if new_value > 1:
new_value = 0
self.progressbar.set_fraction(new_value)
# As this is a timeout function, return True so that it
# continues to get called
return True
win = ProgressBarWindow()
win.connect("delete-event", Gtk.main_quit)
win.show_all()
Gtk.main()