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Viewing changes to pygtk/uimanager.py

  • Committer: Jono Bacon
  • Date: 2009-12-31 01:32:01 UTC
  • Revision ID: jono@ubuntu.com-20091231013201-0jqe2hpla824dafl
Initial import.

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pygtk/uimanager.py
 
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#!/usr/bin/env python
 
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#
 
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# [SNIPPET_NAME: UI Manager]
 
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# [SNIPPET_CATEGORIES: PyGTK]
 
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# [SNIPPET_DESCRIPTION: Using gtk.UIManager]
 
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import pygtk
 
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pygtk.require('2.0')
 
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import gtk
 
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class UIManagerExample:
 
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    ui = '''<ui>
 
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    <menubar name="MenuBar">
 
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      <menu action="File">
 
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        <menuitem action="Quit"/>
 
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      </menu>
 
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      <menu action="Sound">
 
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        <menuitem action="Mute"/>
 
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      </menu>
 
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      <menu action="RadioBand">
 
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        <menuitem action="AM"/>
 
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        <menuitem action="FM"/>
 
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        <menuitem action="SSB"/>
 
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      </menu>
 
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    </menubar>
 
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    <toolbar name="Toolbar">
 
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      <toolitem action="Quit"/>
 
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      <separator/>
 
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      <toolitem action="Mute"/>
 
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      <separator/>
 
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      <placeholder name="RadioBandItems">
 
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        <toolitem action="AM"/>
 
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        <toolitem action="FM"/>
 
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        <toolitem action="SSB"/>
 
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      </placeholder>
 
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    </toolbar>
 
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    </ui>'''
 
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    def __init__(self):
 
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        # Create the toplevel window
 
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        window = gtk.Window()
 
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        window.connect('destroy', lambda w: gtk.main_quit())
 
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        window.set_size_request(300, -1)
 
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        vbox = gtk.VBox()
 
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        window.add(vbox)
 
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        # Create a UIManager instance
 
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        uimanager = gtk.UIManager()
 
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        # Add the accelerator group to the toplevel window
 
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        accelgroup = uimanager.get_accel_group()
 
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        window.add_accel_group(accelgroup)
 
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        # Create an ActionGroup
 
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        actiongroup = gtk.ActionGroup('UIManagerExample')
 
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        self.actiongroup = actiongroup
 
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        # Create a ToggleAction, etc.
 
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        actiongroup.add_toggle_actions([('Mute', None, '_Mute', '<Control>m',
 
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                                         'Mute the volume', self.mute_cb)])
 
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        # Create actions
 
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        actiongroup.add_actions([('Quit', gtk.STOCK_QUIT, '_Quit me!', None,
 
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                                  'Quit the Program', self.quit_cb),
 
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                                 ('File', None, '_File'),
 
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                                 ('Sound', None, '_Sound'),
 
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                                 ('RadioBand', None, '_Radio Band')])
 
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        actiongroup.get_action('Quit').set_property('short-label', '_Quit')
 
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        # Create some RadioActions
 
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        actiongroup.add_radio_actions([('AM', None, '_AM', '<Control>a',
 
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                                        'AM Radio', 0),
 
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                                       ('FM', None, '_FM', '<Control>f',
 
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                                        'FM Radio', 1),
 
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                                       ('SSB', None, '_SSB', '<Control>s',
 
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                                        'SSB Radio', 2),
 
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                                       ], 0, self.radioband_cb)
 
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        # Add the actiongroup to the uimanager
 
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        uimanager.insert_action_group(actiongroup, 0)
 
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        # Add a UI description
 
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        uimanager.add_ui_from_string(self.ui)
 
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        # Create a MenuBar
 
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        menubar = uimanager.get_widget('/MenuBar')
 
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        vbox.pack_start(menubar, False)
 
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        # Create a Toolbar
 
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        toolbar = uimanager.get_widget('/Toolbar')
 
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        vbox.pack_start(toolbar, False)
 
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        # Create and pack two Labels
 
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        label = gtk.Label('Sound is not muted')
 
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        vbox.pack_start(label)
 
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        self.mutelabel = label
 
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        label = gtk.Label('Radio band is AM')
 
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        vbox.pack_start(label)
 
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        self.bandlabel = label
 
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        # Create buttons to control visibility and sensitivity of actions
 
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        buttonbox = gtk.HButtonBox()
 
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        sensitivebutton = gtk.CheckButton('Sensitive')
 
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        sensitivebutton.set_active(True)
 
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        sensitivebutton.connect('toggled', self.toggle_sensitivity)
 
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        visiblebutton = gtk.CheckButton('Visible')
 
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        visiblebutton.set_active(True)
 
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        visiblebutton.connect('toggled', self.toggle_visibility)
 
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        # add them to buttonbox
 
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        buttonbox.pack_start(sensitivebutton, False)
 
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        buttonbox.pack_start(visiblebutton, False)
 
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        vbox.pack_start(buttonbox)
 
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        window.show_all()
 
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        return
 
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    def mute_cb(self, action):
 
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        # action has not toggled yet
 
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        text = ('muted', 'not muted')[action.get_active()==False]
 
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        self.mutelabel.set_text('Sound is %s' % text)
 
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        return
 
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    def radioband_cb(self, action, current):
 
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        text = ('AM', 'FM', 'SSB')[action.get_current_value()]
 
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        self.bandlabel.set_text('Radio band is %s' % text)
 
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        return
 
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    def quit_cb(self, b):
 
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        print 'Quitting program'
 
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        gtk.main_quit()
 
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    def toggle_sensitivity(self, b):
 
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        self.actiongroup.set_sensitive(b.get_active())
 
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        return
 
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    def toggle_visibility(self, b):
 
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        self.actiongroup.set_visible(b.get_active())
 
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        return
 
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if __name__ == '__main__':
 
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    ba = UIManagerExample()
 
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    gtk.main()