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2025-01-22 16:18:30 +01:00
from lnx.logicnode.lnx_nodes import *
class OnEventNode(LnxLogicTreeNode):
"""Activates the output when the given event is received.
@seeNode Send Event to Object
@seeNode Send Global Event"""
bl_idname = 'LNOnEventNode'
bl_label = 'On Event'
lnx_version = 2
lnx_section = 'custom'
operators = {
'init': 'Init',
'update': 'Update',
'custom': 'Custom'
}
def set_mode(self, context):
if self.property1 != 'custom':
if len(self.inputs) > 1:
self.inputs.remove(self.inputs[0])
else:
if len(self.inputs) < 2:
self.add_input('LnxNodeSocketAction', 'In')
self.inputs.move(1, 0)
# Use a new property to preserve compatibility
property1: HaxeEnumProperty(
'property1',
items=[
('init', 'Init', 'Assigns an Event listener at runtime'),
('update', 'Update', 'Assigns an Event listener continuously'),
None,
('custom', 'Custom', 'Assigns an Event listener everytime input is detected'),
],
name='',
description='Chosen method for assigning an Event listener',
default='init',
update=set_mode
)
def lnx_init(self, context):
self.add_input('LnxStringSocket', 'String In')
self.add_output('LnxNodeSocketAction', 'Out')
self.set_mode(context)
def draw_buttons(self, context, layout):
layout.prop(self, 'property1', text='')
def draw_label(self) -> str:
if self.inputs[0].is_linked:
return self.bl_label
return f'{self.bl_label}: {self.inputs[0].get_default_value()}'
def get_replacement_node(self, node_tree: bpy.types.NodeTree):
if self.lnx_version not in (0, 1):
raise LookupError()
newnode = node_tree.nodes.new('LNOnEventNode')
try:
newnode.inputs[0].default_value_raw = self["property0"]
except:
pass
for link in self.outputs[0].links:
node_tree.links.new(newnode.outputs[0], link.to_socket)
return newnode