Files
foundations-of-pygtk-develo…/Text_View_Widget/GtkTextBuffer_Child.py
2019-01-02 14:53:58 -05:00

50 lines
1.5 KiB
Python

#!/usr/bin/python3
import sys
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
class AppWindow(Gtk.ApplicationWindow):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.set_border_width(25)
self.set_border_width(10)
self.set_size_request(250, 100)
textview = Gtk.TextView.new()
buffer = textview.get_buffer()
text = "\n Click to exit!"
buffer.set_text(text, len(text))
iter = buffer.get_iter_at_offset(8)
anchor = buffer.create_child_anchor(iter)
button = Gtk.Button.new_with_label("the button")
button.connect("clicked", self.on_button_clicked)
button.set_relief(Gtk.ReliefStyle.NORMAL)
textview.add_child_at_anchor(button, anchor)
scrolled_win = Gtk.ScrolledWindow.new(None, None)
scrolled_win.add(textview)
scrolled_win.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.ALWAYS)
self.add(scrolled_win)
def on_button_clicked(self, button):
self.destroy()
class Application(Gtk.Application):
def __init__(self, *args, **kwargs):
super().__init__(*args, application_id="org.example.myapp",
**kwargs)
self.window = None
def do_activate(self):
if not self.window:
self.window = AppWindow(application=self, title="Child Widgets")
self.window.show_all()
self.window.present()
if __name__ == "__main__":
app = Application()
app.run(sys.argv)