/*  GadTools layout toolkit
**
**  Copyright © 1993-1995 by Olaf `Olsen' Barthel
**  Freely distributable.
**
**  :ts=4
*/

#include "gtlayout_global.h"

#ifdef DO_MENUS

	/* LTP_AdjustItemPosition(struct MenuItem *Item,WORD Left,WORD Top):
	 *
	 *	Calculate the effective positions of the menu items.
	 */

WORD __regargs
LTP_AdjustItemPosition(struct MenuItem *Item,WORD Left,WORD Top)
{
	ItemNode	*Node;
	WORD		 Width = 0;

		// Hit the road, Jack...

	while(Item)
	{
			// Get back

		Node = (ItemNode *)((ULONG)Item - sizeof(struct MinNode));

			// Add up the left edge

		Node -> Left	= Left	+ Node -> Item . LeftEdge;
		Node -> Top		= Top	+ Node -> Item . TopEdge;

			// Fix up the sub menu

		if(Node -> Item . SubItem)
			Node -> Width = LTP_AdjustItemPosition(Node -> Item . SubItem,Node -> Left,Node -> Top);

			// Update the local width

		if(Node -> Item . LeftEdge + Node -> Item . Width > Width)
			Width = Node -> Item . LeftEdge + Node -> Item . Width;

		Item = Item -> NextItem;
	}

	return(Width);
}

#endif	/* DO_MENUS */