pysize/ui/gtk/pysize_widget_menu.py

   1 # This program is free software; you can redistribute it and/or modify
   2 # it under the terms of the GNU General Public License as published by
   3 # the Free Software Foundation; either version 2 of the License, or
   4 # (at your option) any later version.
   5 #
   6 # This program is distributed in the hope that it will be useful,
   7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 # GNU Library General Public License for more details.
  10 #
  11 # You should have received a copy of the GNU General Public License
  12 # along with this program; if not, write to the Free Software
  13 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  14 #
  15 # See the COPYING file for license information.
  16 #
  17 # Copyright (c) 2006 Guillaume Chazarain <guichaz@yahoo.fr>
  18
  19 import pygtk
  20 pygtk.require('2.0')
  21 import gtk
  22 assert gtk.pygtk_version >= (2, 8)
  23
  24 from pysize.core import compute_size
  25 from pysize.ui.utils import human_unit
  26
  27 class PysizeWidget_Menu(object):
  28     def __init__(self, options, args):
  29         self.connect('popup-menu', type(self)._pop_menu)
  30         self.connect('button-press-event', type(self)._menu_mouse_button)
  31
  32     @staticmethod
  33     def _add_menu_item(menu, name, action):
  34         item = gtk.MenuItem(name)
  35         item.connect('activate', action)
  36         item.show()
  37         menu.append(item)
  38
  39     def _pop_menu(self, event=None):
  40         if self.cursor_node:
  41             menu = gtk.Menu()
  42
  43             props = lambda item: self.show_properties(self.get_selection())
  44             self._add_menu_item(menu, 'Show properties...', props)
  45
  46             if event:
  47                 button = event.button
  48                 event_time = event.time
  49             else:
  50                 button = 0
  51                 event_time = gtk.get_current_event_time()
  52             menu.attach_to_widget(self, None)
  53             menu.popup(None, None, None, button, event_time)
  54             return True
  55
  56     def _menu_mouse_button(self, event):
  57         if event.button == 3 and event.type == gtk.gdk.BUTTON_PRESS:
  58             return self._pop_menu(event)
  59         return False
  60
  61     def show_properties(self, nodes):
  62         fullpaths = []
  63         for node in nodes:
  64             fullpaths.extend(node.get_fullpaths())
  65         fullpaths.sort(key=compute_size.slow,reverse=True)
  66         human_size = lambda fp: human_unit(compute_size.slow(fp))
  67         size_fullpaths = [human_size(fp) + ' | ' + fp for fp in fullpaths]
  68         names = ",".join([node.get_name() for node in nodes])
  69         dialog = gtk.Dialog('Properties for ' + names, None, 0,
  70                             (gtk.STOCK_CLOSE, gtk.RESPONSE_CLOSE))
  71         label = gtk.Label('\n'.join(size_fullpaths))
  72         label.set_selectable(True)
  73         label.show()
  74         dialog.vbox.add(label)
  75         dialog.run()
  76         dialog.destroy()