def _on_selected_device_changed(self):
selected_device = self._selected_track.view.selected_device
if selected_device == None:
self._set_current_node(self._make_exit_node())
return
else:
is_just_default_child_selection = False
if self._current_node and self._current_node.children:
selected = self.selected_object
if isinstance(selected,
Live.DrumPad.DrumPad) and is_first_device_on_pad(
selected_device, selected):
is_just_default_child_selection = True
if isinstance(
selected, Live.Chain.Chain
) and selected_device and selected_device.canonical_parent == selected and selected.devices[
0] == selected_device:
is_just_default_child_selection = True
if not is_just_default_child_selection:
target = selected_device and selected_device.canonical_parent
if not self._current_node or self._current_node.object != target:
node = self._make_navigation_node(target,
is_entering=False)
self._set_current_node(node)
self._on_device_parameters_changed.subject = selected_device
return
def _can_update_device_selection(self, new_selection):
can_update = liveobj_valid(new_selection)
if not self.is_drum_pad_selected:
drum_pad_selected_or_requested = self._should_select_drum_pad()
if can_update and drum_pad_selected_or_requested:
if is_empty_rack(new_selection):
can_update = False
can_update = can_update and self.is_drum_pad_selected and not is_first_device_on_pad(new_selection, self._flattened_chain.selected_item)
elif not can_update and not drum_pad_selected_or_requested:
can_update = True
return can_update
def _can_update_device_selection(self, new_selection):
can_update = liveobj_valid(new_selection)
drum_pad_selected_or_requested = self.is_drum_pad_selected or self._should_select_drum_pad()
if can_update and drum_pad_selected_or_requested:
if is_empty_rack(new_selection):
can_update = False
if can_update and self.is_drum_pad_selected:
can_update = not is_first_device_on_pad(new_selection, self._flattened_chain.selected_item)
else:
if not can_update and not drum_pad_selected_or_requested:
can_update = True
return can_update
def _on_selected_device_changed(self):
selected_device = self._selected_track.view.selected_device
if selected_device == None:
self._set_current_node(self._make_exit_node())
return
is_just_default_child_selection = False
if self._current_node and self._current_node.children:
selected = self.selected_object
if isinstance(selected, Live.DrumPad.DrumPad) and is_first_device_on_pad(selected_device, selected):
is_just_default_child_selection = True
if isinstance(selected, Live.Chain.Chain) and selected_device and selected_device.canonical_parent == selected and selected.devices[0] == selected_device:
is_just_default_child_selection = True
if not is_just_default_child_selection:
target = selected_device and selected_device.canonical_parent
if not self._current_node or self._current_node.object != target:
node = self._make_navigation_node(target, is_entering=False)
self._set_current_node(node)
