package com.c2kernel.gui.tabs.outcome.form.field;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.StringTokenizer;

import javax.swing.table.AbstractTableModel;

import org.exolab.castor.xml.schema.SimpleType;

import com.c2kernel.gui.tabs.outcome.form.OutcomeStructure;
import com.c2kernel.utils.Language;

/**************************************************************************
 *
 * $Revision: 1.2 $
 * $Date: 2006/05/24 07:51:53 $
 *
 * Copyright (C) 2003 CERN - European Organization for Nuclear Research
 * All rights reserved.
 **************************************************************************/

public class ArrayTableModel extends AbstractTableModel {

    ArrayList<Object> contents = new ArrayList<Object>();
    Class<?> type;
    int numCols = 1;
    boolean readOnly = false;

    public ArrayTableModel(SimpleType type) {
        super();
        this.type = OutcomeStructure.getJavaClass(type.getTypeCode());
    }

    public void setReadOnly(boolean readOnly) {
        this.readOnly = readOnly;
    }

    public void setData(String data) {
        contents.clear();
        StringTokenizer tok = new StringTokenizer(data);
        while(tok.hasMoreTokens())
            contents.add(OutcomeStructure.getTypedValue(tok.nextToken(), type));
        fireTableStructureChanged();
    }

    public String getData() {
    	if (contents.size() == 0) return "";
    	Iterator<Object> iter = contents.iterator();
        StringBuffer result = new StringBuffer(iter.next().toString());
        while (iter.hasNext())
            result.append(" ").append(iter.next().toString());
        return result.toString();
    }

    public void addField() {
    	contents.add(OutcomeStructure.getTypedValue("", type));
    	fireTableStructureChanged();
    }

    public void removeField() {
    	contents.remove(contents.size()-1);
    	fireTableStructureChanged();
    }

    @Override
	public Class<?> getColumnClass(int columnIndex) {
        return type;
    }

    @Override
	public int getColumnCount() {
        return numCols;
    }

    public int getArrayLength() {
        return contents.size();
    }

    public void setColumnCount(int newCols) {
        numCols = newCols;
        fireTableStructureChanged();
    }

    @Override
	public String getColumnName(int column) {
        return Language.translate("Value");
    }

    @Override
	public int getRowCount() {
        return (contents.size()/numCols)+1;
    }

    @Override
	public Object getValueAt(int arg0, int arg1) {
        int index = arg1+(arg0 * numCols);
        if (index >= contents.size())
            return null;
        return contents.get(arg1+(arg0 * numCols));
    }

    @Override
	public boolean isCellEditable(int rowIndex, int columnIndex) {
    	if (columnIndex+(rowIndex*numCols) > contents.size()-1) return false;
        return !readOnly;
    }

    @Override
	public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
    	contents.set(columnIndex+(rowIndex*numCols), aValue);
    }
}