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from gi.repository import Gtk
import sys
class MyWindow(Gtk.ApplicationWindow):
def __init__(self, app):
Gtk.Window.__init__(self, title="TextView Example", application=app)
self.set_default_size(300, 450)
# a scrollbar for the child widget (that is going to be the textview)
scrolled_window = Gtk.ScrolledWindow()
scrolled_window.set_border_width(5)
# we scroll only if needed
scrolled_window.set_policy(
Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
# a text buffer (stores text)
buffer1 = Gtk.TextBuffer()
# a textview (displays the buffer)
textview = Gtk.TextView(buffer=buffer1)
# wrap the text, if needed, breaking lines in between words
textview.set_wrap_mode(Gtk.WrapMode.WORD)
# textview is scrolled
scrolled_window.add(textview)
self.add(scrolled_window)
class MyApplication(Gtk.Application):
def __init__(self):
Gtk.Application.__init__(self)
def do_activate(self):
win = MyWindow(self)
win.show_all()
def do_startup(self):
Gtk.Application.do_startup(self)
app = MyApplication()
exit_status = app.run(sys.argv)
sys.exit(exit_status)
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