impl_list.py

   1 import gtk, gobject, os
   2 from zeroinstall.injector import model, writer
   3 from gui import policy, pretty_size
   4 from treetips import TreeTips
   5
   6 def popup_menu(bev, values, fn):
   7         menu = gtk.Menu()
   8         for value in values:
   9                 if value is None:
  10                         item = gtk.SeparatorMenuItem()
  11                 else:
  12                         item = gtk.MenuItem(str(value).capitalize())
  13                         item.connect('activate', lambda item, v=value: fn(v))
  14                 item.show()
  15                 menu.append(item)
  16         menu.popup(None, None, None, bev.button, bev.time)
  17
  18 rox_filer = 'http://rox.sourceforge.net/2005/interfaces/ROX-Filer'
  19
  20 # Columns
  21 ITEM = 0
  22 ARCH = 1
  23 STABILITY = 2
  24 VERSION = 3
  25 CACHED = 4
  26 UNUSABLE = 5
  27 RELEASED = 6
  28
  29 class ImplTips(TreeTips):
  30         def get_tooltip_text(self, item):
  31                 interface, id = item
  32                 if id.startswith('/'):
  33                         return _("Local: %s") % id
  34                 impl = interface.implementations[id]
  35                 if policy.get_cached(impl):
  36                         return _("Cached: %s") % policy.get_implementation_path(impl)
  37
  38                 src = policy.get_best_source(impl)
  39                 if src:
  40                         size = pretty_size(src.size)
  41                         return _("Not yet downloaded (%s)") % size
  42                 else:
  43                         return _("No downloads available!")
  44
  45 tips = ImplTips()
  46
  47 class ImplementationList(gtk.ScrolledWindow):
  48         tree_view = None
  49         model = None
  50
  51         def __init__(self, interface):
  52                 gtk.ScrolledWindow.__init__(self, None, None)
  53                 self.set_shadow_type(gtk.SHADOW_IN)
  54
  55                 self.model = gtk.ListStore(object, str, str, str,
  56                            gobject.TYPE_BOOLEAN, gobject.TYPE_BOOLEAN,
  57                            str)
  58
  59                 self.tree_view = gtk.TreeView(self.model)
  60
  61                 text = gtk.CellRendererText()
  62                 text_strike = gtk.CellRendererText()
  63                 toggle = gtk.CellRendererToggle()
  64
  65                 stability = gtk.TreeViewColumn('Stability', text, text = STABILITY)
  66
  67                 for column in (gtk.TreeViewColumn('Version', text, text = VERSION, strikethrough = UNUSABLE),
  68                                gtk.TreeViewColumn('Released', text, text = RELEASED, strikethrough = UNUSABLE),
  69                                stability,
  70                                gtk.TreeViewColumn('C', toggle, active = CACHED),
  71                                gtk.TreeViewColumn('Arch', text, text = ARCH)):
  72                         self.tree_view.append_column(column)
  73
  74                 self.add(self.tree_view)
  75
  76                 def motion(tree_view, ev):
  77                         if ev.window is not tree_view.get_bin_window():
  78                                 return False
  79                         pos = tree_view.get_path_at_pos(int(ev.x), int(ev.y))
  80                         if pos:
  81                                 path = pos[0]
  82                                 row = self.model[path]
  83                                 tips.prime(tree_view, (interface, row[ITEM].id))
  84                         else:
  85                                 tips.hide()
  86
  87                 self.tree_view.connect('motion-notify-event', motion)
  88                 self.tree_view.connect('leave-notify-event', lambda tv, ev: tips.hide())
  89
  90                 def button_press(tree_view, bev):
  91                         if bev.button not in (1, 3):
  92                                 return False
  93                         pos = tree_view.get_path_at_pos(int(bev.x), int(bev.y))
  94                         if not pos:
  95                                 return False
  96                         path, col, x, y = pos
  97                         impl = self.model[path][ITEM]
  98                         if col == stability:
  99                                 upstream = impl.upstream_stability or model.testing
 100                                 choices = model.stability_levels.values()
 101                                 choices.sort()
 102                                 choices.reverse()
 103                                 def set(new):
 104                                         if isinstance(new, model.Stability):
 105                                                 impl.user_stability = new
 106                                         else:
 107                                                 impl.user_stability = None
 108                                         writer.save_interface(interface)
 109                                         policy.recalculate()
 110                                 popup_menu(bev, ['Unset (%s)' % upstream, None] + choices,
 111                                         set)
 112                         elif bev.button == 3 and policy.get_cached(impl):
 113                                 def open(item):
 114                                         os.spawnlp(os.P_WAIT, '0launch',
 115                                                 '0launch', rox_filer, '-d',
 116                                                 policy.get_implementation_path(impl))
 117                                 popup_menu(bev, ['Open cached copy'], open)
 118                 self.tree_view.connect('button-press-event', button_press)
 119
 120         def get_selection(self):
 121                 return self.tree_view.get_selection()
 122
 123         def set_items(self, items):
 124                 self.model.clear()
 125                 for item in items:
 126                         new = self.model.append()
 127                         self.model[new][ITEM] = item
 128                         self.model[new][VERSION] = item.get_version()
 129                         if hasattr(item, 'released') and item.released:
 130                                 self.model[new][RELEASED] = item.released
 131                         else:
 132                                 self.model[new][RELEASED] = "-"
 133                         self.model[new][CACHED] = policy.get_cached(item)
 134                         if item.user_stability:
 135                                 self.model[new][STABILITY] = str(item.user_stability).upper()
 136                         else:
 137                                 self.model[new][STABILITY] = item.upstream_stability or \
 138                                                              model.testing
 139                         self.model[new][ARCH] = item.arch or 'any'
 140                         self.model[new][UNUSABLE] = policy.is_unusable(item)
 141
 142         def clear(self):
 143                 self.model.clear()
 144