def track_selection(self, *_, **__):
new_sel = cmds.ls(sl=True, fl=True, l=True) or []
results = []
for item in self.selected:
if item in new_sel:
results.append(item)
for item in new_sel:
if not item in results:
results.append(item)
self.selected = results
Logger.debug("selection %s" % self.selected)
def start(self, *args, **kwargs):
Logger.debug("starting selection watcher")
self.watcher = SelectionChanged()
self.watcher += self.track_selection
self.selected = cmds.ls(sl=True, fl=True, l=True) or []
self.watcher.start()
