def jump_to(self, node):
ancestors, current, descendants = stream_index.common_paths(node, self._node)
if current is None:
raise RuntimeError("Cannot jump to node %s" % node)
if not descendants:
_moduleLogger.info("Current node is the target")
return
child = descendants[0]
window = self._window_from_node(child)
window.jump_to(node)
def _get_current_row(self): if self._player.node is None: return -1 ancestors, current, descendants = stream_index.common_paths(self._player.node, self._node) if not descendants: return -1 activeChild = descendants[0] for i, row in enumerate(self._model): if activeChild is row[0]: return i else: return -1
def _on_jump(self, source, node):
ancestors, current, descendants = stream_index.common_paths(node, self._node)
if current is None:
_moduleLogger.info("%s is not the target, moving up" % self._node)
self.emit("jump-to", node)
self._window.destroy()
return
if not descendants:
_moduleLogger.info("Current node is the target")
return
child = descendants[0]
window = self._window_from_node(child)
window.jump_to(node)
