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graph editing: only connect if theres something to connect

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Laura Klünder 2017-08-06 16:23:47 +02:00
parent 0bc95280a2
commit 906f3d5844
1 changed files with 1 additions and 1 deletions
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2
src/c3nav/editor/views/edit.py
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@ -347,7 +347,7 @@ def connect_nodes(request, active_node, clicked_node, edge_settings_form, graph_
after_connect_nodes_setting = graph_editing_settings['after_connect_nodes']
new_connections = []
if connect_nodes_setting in ('bidirectional', 'unidirectional', 'unidirectional_force'):
if connect_nodes_setting in ('bidirectional', 'unidirectional', 'unidirectional_force') and active_node is not None:
new_connections.append((active_node, clicked_node, False))
if connect_nodes_setting == 'bidirectional':
new_connections.append((clicked_node, active_node, True))