orderablemodel.java

来自「Eclipse RCP下编写的工作管理软件代码」· Java 代码 · 共 48 行

/**
 * Simon Lei, CopyLeft 2005
 */
package net.sf.component.table.orderable;

import java.util.List;


/**
 * $Id: OrderAbleModel.java 844 2005-09-12 03:18:14Z yflei $
 * Created Date: 2005-7-16
 * @author SimonLei
 */
public class OrderAbleModel implements IOrderAbleModel {
	private List datas;	
	
	public OrderAbleModel(List datas) {
		this.datas = datas;
	}

	public void moveUp(int index) {
		if ( index <= 0) return;
		Object map = datas.remove( index);
		datas.add( index-1, map);
	}

	public void moveDown(int index) {
		if ( index >= datas.size() -1) return;
		Object map = datas.remove( index);
		datas.add( index+1, map);
	}

	public void moveTop(int index) {
		Object map = datas.remove( index);
		datas.add( 0, map);
	}

	public void moveBottom(int index) {
		Object map = datas.remove( index);
		datas.add( map);
	}

	public int getItemCount() {
		return datas.size();
	}

}