pysize/ui/gtk/pysize_widget_menu.py

   1 import pygtk
   2 pygtk.require('2.0')
   3 import gtk
   4 assert gtk.pygtk_version >= (2, 8)
   5
   6 from pysize.core import compute_size
   7 from pysize.ui.utils import human_unit
   8
   9 class PysizeWidget_Menu(object):
  10     def __init__(self, options, args):
  11         self.connect('popup-menu', type(self)._pop_menu)
  12         self.connect('button-press-event', type(self)._menu_mouse_button)
  13
  14     @staticmethod
  15     def _add_menu_item(menu, name, action):
  16         item = gtk.MenuItem(name)
  17         item.connect('activate', action)
  18         item.show()
  19         menu.append(item)
  20
  21     def _pop_menu(self, event=None):
  22         if self.cursor_node:
  23             menu = gtk.Menu()
  24
  25             props = lambda item: self.show_properties(self.cursor_node)
  26             self._add_menu_item(menu, 'Show properties...', props)
  27
  28             if event:
  29                 button = event.button
  30                 event_time = event.time
  31             else:
  32                 button = 0
  33                 event_time = gtk.get_current_event_time()
  34             menu.attach_to_widget(self, None)
  35             menu.popup(None, None, None, button, event_time)
  36             return True
  37
  38     def _menu_mouse_button(self, event):
  39         if event.button == 3 and event.type == gtk.gdk.BUTTON_PRESS:
  40             return self._pop_menu(event)
  41         return False
  42
  43     def show_properties(self, item):
  44         fullpaths = item.get_fullpaths()
  45         human_size = lambda fp: human_unit(compute_size.slow(fp))
  46         size_fullpaths = [human_size(fp) + " | " + fp for fp in fullpaths]
  47         dialog = gtk.Dialog('Properties for ' + item.get_name(), None, 0,
  48                             (gtk.STOCK_CLOSE, gtk.RESPONSE_CLOSE))
  49         label = gtk.Label('\n'.join(size_fullpaths))
  50         label.set_selectable(True)
  51         label.show()
  52         dialog.vbox.add(label)
  53         dialog.run()
  54         dialog.destroy()