zeroinstall/0launch-gui/impl_list.py

   1 # Copyright (C) 2009, Thomas Leonard
   2 # See the README file for details, or visit http://0install.net.
   3
   4 import gtk, gobject, os
   5 from zeroinstall.injector import model, writer
   6 from zeroinstall import support
   7 from zeroinstall.gtkui.treetips import TreeTips
   8 import utils
   9
  10 def _build_stability_menu(policy, impl):
  11         menu = gtk.Menu()
  12
  13         upstream = impl.upstream_stability or model.testing
  14         choices = model.stability_levels.values()
  15         choices.sort()
  16         choices.reverse()
  17
  18         def set(new):
  19                 if isinstance(new, model.Stability):
  20                         impl.user_stability = new
  21                 else:
  22                         impl.user_stability = None
  23                 writer.save_feed(impl.feed)
  24                 policy.recalculate()
  25
  26         item = gtk.MenuItem('Unset (%s)' % upstream)
  27         item.connect('activate', lambda item: set(None))
  28         item.show()
  29         menu.append(item)
  30
  31         item = gtk.SeparatorMenuItem()
  32         item.show()
  33         menu.append(item)
  34
  35         for value in choices:
  36                 item = gtk.MenuItem(str(value).capitalize())
  37                 item.connect('activate', lambda item, v = value: set(v))
  38                 item.show()
  39                 menu.append(item)
  40
  41         return menu
  42
  43 rox_filer = 'http://rox.sourceforge.net/2005/interfaces/ROX-Filer'
  44
  45 # Columns
  46 ITEM = 0
  47 ARCH = 1
  48 STABILITY = 2
  49 VERSION = 3
  50 FETCH = 4
  51 UNUSABLE = 5
  52 RELEASED = 6
  53 NOTES = 7
  54
  55 class ImplTips(TreeTips):
  56         def __init__(self, policy, interface):
  57                 self.policy = policy
  58                 self.interface = interface
  59
  60         def get_tooltip_text(self):
  61                 impl = self.item
  62                 if impl.id.startswith('/'):
  63                         return _("Local: %s") % impl.id
  64                 if impl.id.startswith('package:'):
  65                         return _("Native package: %s") % impl.id.split(':', 1)[1]
  66                 if self.policy.get_cached(impl):
  67                         return _("Cached: %s") % self.policy.get_implementation_path(impl)
  68
  69                 src = self.policy.fetcher.get_best_source(impl)
  70                 if src:
  71                         size = support.pretty_size(src.size)
  72                         return _("Not yet downloaded (%s)") % size
  73                 else:
  74                         return _("No downloads available!")
  75
  76 class ImplementationList:
  77         tree_view = None
  78         model = None
  79         interface = None
  80         policy = None
  81
  82         def __init__(self, policy, interface, widgets):
  83                 self.interface = interface
  84                 self.policy = policy
  85
  86                 self.model = gtk.ListStore(object, str, str, str,       # Item, arch, stability, version,
  87                            str, gobject.TYPE_BOOLEAN, str, str)         # fetch, unusable, released, notes
  88
  89                 self.tree_view = widgets.get_widget('versions_list')
  90                 self.tree_view.set_model(self.model)
  91
  92                 text = gtk.CellRendererText()
  93                 text_strike = gtk.CellRendererText()
  94
  95                 stability = gtk.TreeViewColumn(_('Stability'), text, text = STABILITY)
  96
  97                 for column in (gtk.TreeViewColumn(_('Version'), text_strike, text = VERSION, strikethrough = UNUSABLE),
  98                                gtk.TreeViewColumn(_('Released'), text, text = RELEASED),
  99                                stability,
 100                                gtk.TreeViewColumn(_('Fetch'), text, text = FETCH),
 101                                gtk.TreeViewColumn(_('Arch'), text_strike, text = ARCH, strikethrough = UNUSABLE),
 102                                gtk.TreeViewColumn(_('Notes'), text, text = NOTES)):
 103                         self.tree_view.append_column(column)
 104
 105                 tips = ImplTips(policy, interface)
 106
 107                 def motion(tree_view, ev):
 108                         if ev.window is not tree_view.get_bin_window():
 109                                 return False
 110                         pos = tree_view.get_path_at_pos(int(ev.x), int(ev.y))
 111                         if pos:
 112                                 path = pos[0]
 113                                 row = self.model[path]
 114                                 if row[ITEM] is not tips.item:
 115                                         tips.prime(tree_view, row[ITEM])
 116                         else:
 117                                 tips.hide()
 118
 119                 self.tree_view.connect('motion-notify-event', motion)
 120                 self.tree_view.connect('leave-notify-event', lambda tv, ev: tips.hide())
 121                 self.tree_view.connect('destroy', lambda tv: tips.hide())
 122
 123                 def button_press(tree_view, bev):
 124                         if bev.button not in (1, 3):
 125                                 return False
 126                         pos = tree_view.get_path_at_pos(int(bev.x), int(bev.y))
 127                         if not pos:
 128                                 return False
 129                         path, col, x, y = pos
 130                         impl = self.model[path][ITEM]
 131
 132                         menu = gtk.Menu()
 133
 134                         stability_menu = gtk.MenuItem('Rating')
 135                         stability_menu.set_submenu(_build_stability_menu(self.policy, impl))
 136                         stability_menu.show()
 137                         menu.append(stability_menu)
 138
 139                         if self.policy.get_cached(impl):
 140                                 def open():
 141                                         os.spawnlp(os.P_WAIT, '0launch',
 142                                                 '0launch', rox_filer, '-d',
 143                                                 self.policy.get_implementation_path(impl))
 144                                 item = gtk.MenuItem('Open cached copy')
 145                                 item.connect('activate', lambda item: open())
 146                                 item.show()
 147                                 menu.append(item)
 148
 149                         menu.popup(None, None, None, bev.button, bev.time)
 150
 151                 self.tree_view.connect('button-press-event', button_press)
 152
 153         def get_selection(self):
 154                 return self.tree_view.get_selection()
 155
 156         def set_items(self, items):
 157                 self.model.clear()
 158                 for item, unusable in items:
 159                         new = self.model.append()
 160                         self.model[new][ITEM] = item
 161                         self.model[new][VERSION] = item.get_version()
 162                         self.model[new][RELEASED] = item.released or "-"
 163                         self.model[new][FETCH] = utils.get_fetch_info(self.policy, item)
 164                         if item.user_stability:
 165                                 self.model[new][STABILITY] = str(item.user_stability).upper()
 166                         else:
 167                                 self.model[new][STABILITY] = item.upstream_stability or \
 168                                                              model.testing
 169                         self.model[new][ARCH] = item.arch or 'any'
 170                         self.model[new][UNUSABLE] = bool(unusable)
 171                         self.model[new][NOTES] = unusable
 172
 173         def clear(self):
 174                 self.model.clear()