src/lib/dialogs.py

   1 """ dialogs.py
   2
   3 Module for displaying dialogs related to errors, warnings, notifications,
   4 etc...
   5 """
   6 __copyright__ = "Copyright (c) 2002-2005 Free Software Foundation, Inc."
   7 __license__ = """
   8 Straw is free software; you can redistribute it and/or modify it under the
   9 terms of the GNU General Public License as published by the Free Software
  10 Foundation; either version 2 of the License, or (at your option) any later
  11 version.
  12
  13 Straw is distributed in the hope that it will be useful, but WITHOUT ANY
  14 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 A PARTICULAR PURPOSE. See the GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License along with
  18 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  19 Place - Suite 330, Boston, MA 02111-1307, USA. """
  20
  21 import pygtk
  22 pygtk.require('2.0')
  23 import gobject
  24 import gtk
  25 import gnome
  26 import error
  27 import FeedCategoryList
  28 import FeedList
  29 import OPMLExport
  30 import OPMLImport
  31 import utils
  32 import constants
  33 import gnome.ui
  34 import os, os.path
  35 import gettext
  36
  37
  38 def _setup_filechooser_dialog(title, action, extra_widget_title):
  39     """
  40     Setup the file chooser dialog. This includes an extra widget (a combobox)
  41     to include the categories to import or export
  42     """
  43     dialog = gtk.FileChooserDialog(title, action=action,
  44                                    buttons=(gtk.STOCK_CANCEL,
  45                                             gtk.RESPONSE_CANCEL,
  46                                             gtk.STOCK_OK, gtk.RESPONSE_OK))
  47     category_list = FeedCategoryList.get_instance()
  48     model = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_PYOBJECT)
  49     combobox = gtk.ComboBox(model)
  50     celltitle = gtk.CellRendererText()
  51     combobox.pack_start(celltitle,False)
  52     combobox.add_attribute(celltitle, 'text', 0)
  53
  54     # add 'All' Category
  55     it = model.append()
  56     model.set(it, 0, category_list.all_category.title,
  57               1, category_list.all_category)
  58
  59     # add user categories
  60     for category in category_list.user_categories:
  61         it = model.append()
  62         model.set(it, 0, category.title, 1, category)
  63
  64     # ..
  65     combobox.set_active(0)
  66     label = gtk.Label(extra_widget_title)
  67     label.set_alignment(1.0,0.5)
  68     hbox = gtk.HBox(spacing=6)
  69     hbox.pack_start(label,True,True,0)
  70     hbox.pack_end(combobox,False,False,0)
  71     hbox.show_all()
  72
  73     dialog.set_extra_widget(hbox)
  74     return (dialog, combobox)
  75
  76
  77 def export_subscriptions(parent):
  78     (dialog,combobox) = _setup_filechooser_dialog(_("Export Subscriptions"),
  79                                                   gtk.FILE_CHOOSER_ACTION_SAVE,
  80                                                   _("Select category to export:"))
  81     def selection_changed(widget, dialog):
  82         model = widget.get_model()
  83         category = model[widget.get_active()][1]
  84         dialog.set_current_name("Straw-%s.xml" % category.title)
  85
  86     combobox.connect('changed',
  87                      selection_changed,
  88                      dialog)
  89     selection_changed(combobox, dialog)
  90     dialog.set_transient_for(parent)
  91     response = dialog.run()
  92     if response == gtk.RESPONSE_OK:
  93         filename = dialog.get_filename()
  94         model = combobox.get_model()
  95         cat = model[combobox.get_active()][1]
  96         OPMLExport.export(cat.title, cat.feeds, filename)
  97     dialog.destroy()
  98
  99 def import_subscriptions(parent):
 100     (dialog,combobox) = _setup_filechooser_dialog(_("Import Subscriptions"),
 101                                                   gtk.FILE_CHOOSER_ACTION_OPEN,
 102                                                   _("Add new subscriptions in:"))
 103     ffilter = gtk.FileFilter()
 104     ffilter.set_name(_("OPML Files Only"))
 105     ffilter.add_pattern("*.xml")
 106     ffilter.add_pattern("*.opml")
 107     dialog.add_filter(ffilter)
 108     dialog.set_transient_for(parent)
 109     response = dialog.run()
 110     if response == gtk.RESPONSE_OK:
 111         filename = dialog.get_filename()
 112         model = combobox.get_model()
 113         cat = model[combobox.get_active()][1]
 114         dialog.hide()
 115         OPMLImport.import_opml(filename, cat)
 116     dialog.destroy()
 117
 118 def report_error(primary, secondary, parent=None):
 119     dialog = gtk.MessageDialog(parent,
 120                                type=gtk.MESSAGE_ERROR,
 121                                buttons=gtk.BUTTONS_OK,
 122                                message_format=primary)
 123     dialog.format_secondary_text(secondary)
 124     response = dialog.run()
 125     dialog.destroy()
 126     return response
 127
 128 def report_offline_status(parent=None):
 129     dialog = gtk.MessageDialog(parent,
 130                                type=gtk.MESSAGE_WARNING,
 131                                buttons=gtk.BUTTONS_OK_CANCEL,
 132                                message_format="You Are Offline!")
 133     dialog.format_secondary_markup(_("You are currently reading offline. Would you like to go online now?"))
 134     response = dialog.run()
 135     dialog.destroy()
 136     return response
 137
 138 def confirm_delete(primary, secondary,parent=None):
 139     dialog = gtk.MessageDialog(parent,
 140                                type=gtk.MESSAGE_QUESTION,
 141                                buttons=gtk.BUTTONS_OK_CANCEL,
 142                                message_format=primary)
 143     dialog.format_secondary_text(secondary)
 144     response = dialog.run()
 145     dialog.hide()
 146     return response
 147
 148 def credits():
 149     iconfile = os.path.join(utils.find_image_dir(),"straw.png")
 150     logo = gtk.gdk.pixbuf_new_from_file(iconfile)
 151     description = _("A feed aggregator for the GNOME Desktop")
 152     straw_copyright = u"""
 153     Copyright \xa9 2002-2004 Juri Pakaste
 154     Copyright \xa9 2005-2007 Straw Contributors"""
 155     people = [
 156         u"Iain McCoy <iain@mccoy.id.au>",
 157         u"Jan Alonzo <jmalonzo@unpluggable.com>",
 158         u"Juri Pakaste <juri@iki.fi>",
 159         u"Leandro Lameiro <lameiro@gmail.com>",
 160         u"Lucas Nussbaum <lucas@lucas-nussbaum.net>",
 161         u"Mark Pilgrim (feedparser and feedfinder)",
 162         u"Olivier Crete <tester@tester.ca>",
 163         u"Ryan P. Skadberg <skadz@stigmata.org>",
 164         u"Scott Douglas-Watson <sdouglaswatson@yahoo.co.uk>",
 165         u"Terje R\xf8sten (distutils)",
 166         u"Tuukka Hastrup <tuukka@iki.fi>"]
 167
 168     artists = [
 169         u"Jakub 'jimmac' Steiner"
 170         ]
 171
 172     translators = [
 173         u"GNOME i18n Project and Translators<http://developer.gnome.org/projects/gtp/>",
 174         u"Juri Pakaste <juri@iki.fi>",
 175         u"Martin Steldinger <tribble@hanfplantage.de>",
 176         u"David Rousseau <boiteaflood@wanadoo.fr>",
 177         u"Sergei Vavinov <svv@cmc.msu.ru>",
 178         u"Terje R\xf8sten <terjeros@phys.ntnu.no>",
 179         u"Francisco J. Fernandez <franciscojavier.fernandez.serrador@hispalinux.es>",
 180         u"Elros Cyriatan (Dutch Translation)"
 181         ]
 182
 183     translator_credits = 'translator_credits'
 184     about = gtk.AboutDialog()
 185     about.set_name(constants.APPNAME)
 186     about.set_version(constants.VERSION)
 187     about.set_copyright(straw_copyright)
 188     about.set_comments(description)
 189     about.set_authors(people)
 190     artists.append(u'Juri Pakaste')
 191     about.set_artists(artists)
 192     about.set_logo(logo)
 193     about.set_translator_credits(translator_credits)
 194     about.set_license(__license__)
 195     gtk.about_dialog_set_url_hook(lambda about, url: utils.url_show(url))
 196     about.set_website(constants.STRAW_URL)
 197     about.set_website_label(constants.STRAW_URL)
 198     about.connect('response', lambda widget, response: widget.destroy())
 199     return about