29 lines
684 B
GDScript3
29 lines
684 B
GDScript3
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extends Node
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class_name ProxyDelegate
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@export var delegate_scene: PackedScene
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@export var model: Node:
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set(val):
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model = val
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model.connect("child_entered_tree", source_item_added)
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model.connect("child_exiting_tree", source_item_removed)
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model.connect("child_order_changed", source_items_reordered)
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var item_map: Dictionary = {}
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func source_item_added(node: Node):
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var delegate: Node = delegate_scene.instantiate()
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item_map[node] = delegate
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add_child(delegate)
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delegate.item = node
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func source_item_removed(node: Node):
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var delegate: Node = item_map[node]
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if delegate != null:
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remove_child(delegate)
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item_map.erase(node)
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func source_items_reordered():
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pass
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