/// <summary>
/// Loads hierarchy state from the stored scene data.
/// </summary>
/// <param name="sceneData">Scene data to restore the hierarcy state from.</param>
internal void LoadHierarchyState(EditorSceneData sceneData)
{
SceneTreeViewState state = treeView.State;
Dictionary <UUID, EditorSceneObject> lookup = sceneData.GetLookup();
SceneTreeViewElement[] elements = state.Elements;
for (int i = 0; i < elements.Length; i++)
{
if (lookup.TryGetValue(elements[i].sceneObject.UUID, out EditorSceneObject editorSO))
{
elements[i].isExpanded = editorSO.IsExpanded;
}
}
state.Elements = elements;
treeView.State = state;
}
/// <summary>
/// Updates the scene data with data from the hierarchy view.
/// </summary>
/// <param name="sceneData">Scene data to append hierarchy state to.</param>
internal void SaveHierarchyState(EditorSceneData sceneData)
{
if (treeView == null)
{
return;
}
SceneTreeViewState state = treeView.State;
Dictionary <UUID, EditorSceneObject> lookup = sceneData.GetLookup();
foreach (var entry in state.Elements)
{
if (lookup.TryGetValue(entry.sceneObject.UUID, out EditorSceneObject editorSO))
{
editorSO.IsExpanded = entry.isExpanded;
}
}
}
private static extern void Internal_SetState(IntPtr thisPtr, SceneTreeViewState state);
