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Adding GTK-3 buttons and switches

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Display GTK-3 Buttons and switches

The example below loads 4 buttons from a glade 2 standard and 2 toggle buttons, it then connects event handles to show some text when clicked or to show the toggle state if a toggle button was clicked.

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#!/usr/bin/python
from gi.repository import Gtk


class application_gui:
    """Tutorial 02 buttons"""

    def __init__(self):
        #load in our glade interface
        xml = Gtk.Builder()
        xml.add_from_file('tut02-buttons.glade')

        #grab our widget using get_object this is the name of the widget from glade, window1 is the default name
        self.window = xml.get_object('window1')
        self.text = xml.get_object('entry1')

        self.buttons = {}
        self.buttons['but1'] = xml.get_object('button1')
        self.buttons['but2'] = xml.get_object('button2')
        self.buttons['but3'] = xml.get_object('togglebutton1')
        self.buttons['but4'] = xml.get_object('togglebutton2')

        self.buttons['but1'].connect('clicked', self.button_events)
        self.buttons['but2'].connect('clicked', self.button_events)
        self.buttons['but3'].connect('clicked', self.button_events)
        self.buttons['but4'].connect('clicked', self.button_events)

        #connect to events, in this instance just quit our application
        self.window.connect('delete_event', Gtk.main_quit)
        self.window.connect('destroy', lambda quit: Gtk.main_quit())

        #show the window else there is nothing to see :)
        self.window.show()

    def button_events(self, widget):
        toggle_value = ''
        if widget.get_name() == 'GtkToggleButton':
            toggle_value = str(widget.get_active())
        self.text.set_text(widget.get_name() + ' ' +widget.get_label()+ ' ' + toggle_value)
        

application = application_gui()
Gtk.main()