src/gpodder/gtkui/interface/configeditor.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # gPodder - A media aggregator and podcast client
   4 # Copyright (c) 2005-2010 Thomas Perl and the gPodder Team
   5 #
   6 # gPodder is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # gPodder is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19
  20 import gtk
  21
  22 from xml.sax import saxutils
  23
  24 import gpodder
  25
  26 _ = gpodder.gettext
  27
  28 from gpodder.gtkui.config import ConfigModel
  29
  30 from gpodder.gtkui.interface.common import BuilderWidget
  31
  32
  33 class gPodderConfigEditor(BuilderWidget):
  34     finger_friendly_widgets = ['btnShowAll', 'btnClose', 'configeditor']
  35
  36     def new(self):
  37         name_column = gtk.TreeViewColumn(_('Setting'))
  38         name_renderer = gtk.CellRendererText()
  39         name_column.pack_start(name_renderer)
  40         name_column.add_attribute(name_renderer, 'text', 0)
  41         name_column.add_attribute(name_renderer, 'style', 5)
  42         self.configeditor.append_column(name_column)
  43
  44         value_column = gtk.TreeViewColumn(_('Set to'))
  45         value_check_renderer = gtk.CellRendererToggle()
  46         value_column.pack_start(value_check_renderer, expand=False)
  47         value_column.add_attribute(value_check_renderer, 'active', 7)
  48         value_column.add_attribute(value_check_renderer, 'visible', 6)
  49         value_column.add_attribute(value_check_renderer, 'activatable', 6)
  50         value_check_renderer.connect('toggled', self.value_toggled)
  51
  52         value_renderer = gtk.CellRendererText()
  53         value_column.pack_start(value_renderer)
  54         value_column.add_attribute(value_renderer, 'text', 2)
  55         value_column.add_attribute(value_renderer, 'visible', 4)
  56         value_column.add_attribute(value_renderer, 'editable', 4)
  57         value_column.add_attribute(value_renderer, 'style', 5)
  58         value_renderer.connect('edited', self.value_edited)
  59         self.configeditor.append_column(value_column)
  60
  61         self.model = ConfigModel(self._config)
  62         self.filter = self.model.filter_new()
  63         self.filter.set_visible_func(self.visible_func)
  64
  65         self.configeditor.set_model(self.filter)
  66         self.configeditor.set_rules_hint(True)
  67         self.configeditor.get_selection().connect( 'changed',
  68             self.on_configeditor_row_changed )
  69
  70     def visible_func(self, model, iter, user_data=None):
  71         text = self.entryFilter.get_text().lower()
  72         if text == '':
  73             return True
  74         else:
  75             # either the variable name or its value
  76             return (text in model.get_value(iter, 0).lower() or
  77                     text in model.get_value(iter, 2).lower())
  78
  79     def value_edited(self, renderer, path, new_text):
  80         model = self.configeditor.get_model()
  81         iter = model.get_iter(path)
  82         name = model.get_value(iter, 0)
  83         type_cute = model.get_value(iter, 1)
  84
  85         if not self._config.update_field(name, new_text):
  86             self.notification(_('Cannot set value of <b>%s</b> to <i>%s</i>.\n\nNeeded data type: %s') % (saxutils.escape(name), saxutils.escape(new_text), saxutils.escape(type_cute)), _('Error updating %s') % saxutils.escape(name))
  87
  88     def value_toggled(self, renderer, path):
  89         model = self.configeditor.get_model()
  90         iter = model.get_iter(path)
  91         field_name = model.get_value(iter, 0)
  92         field_type = model.get_value(iter, 3)
  93
  94         # Flip the boolean config flag
  95         if field_type == bool:
  96             self._config.toggle_flag(field_name)
  97
  98     def on_entryFilter_changed(self, widget):
  99         self.filter.refilter()
 100
 101     def on_btnShowAll_clicked(self, widget):
 102         self.entryFilter.set_text('')
 103         self.entryFilter.grab_focus()
 104
 105     def on_btnClose_clicked(self, widget):
 106         self.gPodderConfigEditor.destroy()
 107
 108     def on_gPodderConfigEditor_destroy(self, widget):
 109         self.model.stop_observing()
 110
 111     def on_configeditor_row_changed(self, treeselection):
 112         model, iter = treeselection.get_selected()
 113         if iter is not None:
 114             option_name = self._config.get_description( model.get(iter, 0)[0] )
 115             self.config_option_description_label.set_text(option_name)
 116