import os from subprocess import Popen from gi.repository import Nautilus, GObject class OpenInDvmItemExtension(GObject.GObject, Nautilus.MenuProvider): '''Open File(s) in DisposableVM. Uses the nautilus-python api to provide a context menu within Nautilus which will enable the user to select file(s) to to open in a disposableVM ''' def get_file_items(self, window, files): '''Attaches context menu in Nautilus ''' if not files: return menu_item = Nautilus.MenuItem(name='QubesMenuProvider::OpenInDvm', label='Open In DisposableVM', tip='', icon='') menu_item.connect('activate', self.on_menu_item_clicked, files) return menu_item, def on_menu_item_clicked(self, menu, files): '''Called when user chooses files though Nautilus context menu. ''' for file_obj in files: # Check if file still exists if file_obj.is_gone(): return gio_file = file_obj.get_location() # Use subprocess.DEVNULL in python >= 3.3 devnull = open(os.devnull, 'wb') # Use Popen instead of subprocess.call to spawn the process Popen(['nohup', '/usr/bin/qvm-open-in-dvm', gio_file.get_path()], stdout=devnull, stderr=devnull)