# Copyright (C) 2004-2006 Laurent Sansonetti
# Copyright (C) 2008 Joseph Method
# Copyright (C) 2011 Matijs van Zuijlen
#
# Alexandria 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 2 of the
# License, or (at your option) any later version.
#
# Alexandria 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 Alexandria; see the file COPYING.  If not,
# write to the Free Software Foundation, Inc., 51 Franklin Street,
# Fifth Floor, Boston, MA 02110-1301 USA.

class CellRendererToggle < Gtk::CellRendererToggle
  attr_accessor :text
  type_register
  install_property(GLib::Param::String.new(
    'text',
    'text',
    'Some damn value',
    '',
    GLib::Param::READABLE | GLib::Param::WRITABLE))
end

class Gtk::ActionGroup
  def [](x)
    get_action(x)
  end
end

class Gtk::IconView
  def freeze
    @old_model = model
    self.model = nil
  end

  def unfreeze
    self.model = @old_model
  end
end

class Gtk::TreeView
  def freeze
    @old_model = model
    self.model = nil
  end

  def unfreeze
    self.model = @old_model
  end
end

class Alexandria::Library
  def action_name
    'MoveIn' + name.gsub(/\s/, '')
  end
end

class Alexandria::BookProviders::AbstractProvider
  def action_name
    'At' + name
  end
end

module Pango
  def self.ellipsizable?
    @ellipsizable ||= Pango.constants.include?('ELLIPSIZE_END')
  end
end

module Alexandria
  module UI
    def self.display_help(parent = nil, section = nil)
      section_index = ''
      if section
        section_index = "##{section}"
      end
      exec("gnome-help ghelp:alexandria#{section_index}") if fork.nil?
    rescue
      log.error(self) { 'Unable to load help browser' }
      ErrorDialog.new(parent, _('Unable to launch the help browser'),
                      _('Could not display help for Alexandria. ' \
                        'There was an error launching the system ' \
                        'help browser.'))
    end
  end
end