/b-gtk/fix-viz

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  • Committer: Jelmer Vernooij
  • Date: 2008-06-29 15:47:30 UTC
  • mto: This revision was merged to the branch mainline in revision 519.
  • Revision ID: jelmer@samba.org-20080629154730-xfsotoxwkiytf0ph
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bzrkapp.py
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#!/usr/bin/python
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# -*- coding: UTF-8 -*-
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"""Application object.
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This module contains the application object that manages the windows
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on screen, and can be used to create new windows of various types.
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"""
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__copyright__ = "Copyright © 2005 Canonical Ltd."
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__author__    = "Scott James Remnant <scott@ubuntu.com>"
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import pygtk
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pygtk.require("2.0")
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import gtk
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from branchwin import BranchWindow
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class BzrkApp(object):
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    """Application manager.
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    This object manages the bzrk application, creating and managing
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    individual branch windows and ensuring the application exits when
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    the last window is closed.
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    """
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    def __init__(self):
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        self._num_windows = 0
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    def show(self, branch, start):
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        """Open a new window to show the given branch."""
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        self._num_windows += 1
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        window = BranchWindow()
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        window.set_branch(branch, start)
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        window.connect("destroy", self._destroy_cb)
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        window.show()
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    def _destroy_cb(self, widget):
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        """Callback for when a window we manage is destroyed."""
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        self._num_windows -= 1
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        if self._num_windows <= 0:
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            self.quit()
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    def main(self):
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        """Start the GTK+ main loop."""
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        gtk.main()
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    def quit(self):
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        """Stop the GTK+ main loop."""
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        gtk.main_quit()