// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
// loadRelatedReferences.mel
//
// find the reference nodes related to the selected items,
// and load them if they're not already loaded
//
global proc int loadRelatedReferences ( )
{
	string $selNodes[] = `ls -sl`;

	// if a reference node is selected, just load it
	// if an annotation, or locator, or their parent is selected
	// look for a connected reference node and load it.
	// For a first crack at this, I'm checking if each reference
	// is loaded, and if it's not then I load it
	// TODO - do we get better performace if we collect the reference nodes
	// sort them, and only try to load each one once? - JP

	string $selNode;
	string $refNode;
	for ($selNode in $selNodes) {
		$refNode = `getRelatedReference $selNode`;
		if(size($refNode) > 0 ) {
			if( `file -rfn $refNode -q -dr` ) {
				file -lr $refNode;
			}
		}
	}
	return 0;
}