GUIElement

Editor-only IMGUI utility elements for Unity editor tooling.

APIs

ReorderableListView

Tracks item rects, handles Unity DragAndDrop, draws an insertion marker, and reports a source and destination index.

var view = new ReorderableListView("my-list");
view.ClearItemRects();
view.AddItemRect(rowRect);
view.DrawTailDropZone();
view.HandleDragAndDrop((from, to) => MoveItem(from, to));

DragHandleGUI

Draws a compact drag handle and returns true when the handle starts a drag.

if (DragHandleGUI.Draw(handleRect))
{
    view.BeginReorderDrag(index);
}

SerializedArrayReorder

Moves an array element on a SerializedProperty and records Undo for the target object.

SerializedArrayReorder.Move(serializedObject, arrayProperty, from, to, target, "Reorder Items");

Namespace

using KIBA_.GUIElement.Reorder.Editor;

Requirements

• Unity 2021.3 or newer
• Editor only

License

MIT