first commit

addons/script_spliter/core/EditorContainer.gd

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+@tool
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+#	Script Spliter
+#	https://github.com/CodeNameTwister/Script-Spliter
+#
+#	Script Spliter addon for godot 4
+#	author:		"Twister"
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+extends "res://addons/script_spliter/core/ui/multi_split_container.gd"
+
+const PREVIEW : PackedScene = preload("res://addons/script_spliter/context/panel_preview.tscn")
+
+var preview : Control = null
+
+func get_total_containers() -> int:
+	var total : int = 0
+	for x : Node in get_children():
+		if x is SplitContainerItem:
+			if x.get_child_count() > 0:
+				total += 1
+	return total
+
+func _notification(what: int) -> void:
+	if what == NOTIFICATION_PREDELETE:
+		if is_instance_valid(preview) and !preview.is_queued_for_deletion():
+			preview.queue_free()
+
+func make_split_container_item() -> Control:
+	var x : SplitContainerItem = SplitContainerItem.new()
+	x.size_flags_horizontal = Control.SIZE_FILL
+	x.size_flags_vertical = Control.SIZE_FILL
+	x.custom_minimum_size = Vector2.ZERO
+	x.clip_contents = true
+	x.visible = false
+	return x
+
+func has_items() -> bool:
+	return get_child_count() > 0
+
+func is_split_container_item(x : Object) -> bool:
+	return x is SplitContainerItem
+