/* $Id: itemset.cpp,v 1.4 2005/06/28 13:55:20 chfreund Exp $ */

#include "itemset.hpp"

/**********************************************************/

template <class T>
ItemSet<T>::ItemSet()
{
}

/**********************************************************/

template <class T>
ItemSet<T>::~ItemSet()
{
	reset();
}

/**********************************************************/

template <class T>
void ItemSet<T>::reset()
{
	PointerVector<Item>::reset();
}

/**********************************************************/

template <class T>
bool ItemSet<T>::load( const char* const filename,
                       const char* const section  )
{
	const char fn[] = "ItemSet::load:";
	SettingDataBase settings;

	// read the settings
	settings.restrictToSection( section );
	if( !CHECK( settings.readSettings(T::getSettingDef(), filename),
	            "%s could not load set from section \"%s\" in "
	            "file \"%s\"\n", fn, section, filename ) ||
	    !CHECK( settings.finalCheck(T::getSettingDef()),
	            "%s final check of settings failed\n" ) ||
	    !CHECK( T::checkSettings(settings),
	            "%s type specific check failed\n" ) ) {
		return false;
	}

	T      *item = 0x0;
	Sint32  pos  =   0;
	// build items from the settings
	while( 1 ) {
		if( !CHECK( 0x0 != (item = NEW T),
		            "%s could not create item object [%d]\n",
		            fn, PointerVector<Item>::getSize() ) ) {
			return false;
		}
		
		if( !CHECK( item->readFromSettings(settings, pos),
		            "%s item [%d] could not read its content\n",
		            fn, PointerVector<Item>::getSize() ) ||
		    !CHECK( PointerVector<Item>::append(item),
		            "%s could not append new item [%d] in vector\n",
		            fn, PointerVector<Item>::getSize() )    ) {
			delete item;
			return false;
		}
		if( pos < 0 )  break;
	}	
	
	return true;
}

/**********************************************************/