# Copyright (C) 2009  Lars Wirzenius <liw@liw.fi>
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


import os
import time

import gtk

import dimbola


class News(dimbola.Plugin):

    '''Show the user the NEWS file.'''

    def __init__(self, mwc):
        self.mwc = mwc
        path = '/%s/NEWS.html' % os.path.dirname(dimbola.__file__)
        self.uri = 'file://%s' % path
        self.exists = os.path.exists(path)
        
    def enable(self):
        self.mwc.add_to_menu('help_menu', 'news_menuitem', 
                             'News')
        
    def disable(self):
        self.mwc.remove_from_menu('help_menu', 'news_menuitem')

    def on_news_menuitem_activate(self, *args):
        gtk.show_uri(screen=None, uri=self.uri, timestamp=int(time.time()))

    def news_menuitem_is_sensitive(self):
        return self.exists