package com.vci.client.uif.actions.client;

import com.vci.client.uif.actions.client.ClipboardData.ClipboardOperation;

/**
 * 剪切板 存储复制的业务对象和link对象
 * ClientBusinessObjectClipboard中只存储ClipboardData数据
 * ClipboardData中记录复制数据、操作类型等信息
 * @author VCI-STGK006
 *
 */
public class ClientBusinessObjectClipboard {
	
	/**
	 * 剪切板对象
	 */
	private static ClientBusinessObjectClipboard cboc= new ClientBusinessObjectClipboard();
	
	/**
	 * 操作的类型  
	 * 复制和剪切
	 */
	@Deprecated
	private ClipboardOperation operation = null;
	
	/**
	 * 复制的数据对象
	 */
	@Deprecated
	private Object[] objs = null;
	
	/**
	 * 复制数据信息
	 */
	private ClipboardData cd = null;
	
	/**
	 * 构造器
	 */
	private ClientBusinessObjectClipboard(){
		
	}
	
	/**
	 * 获得业务对象剪切板实例
	 * @return
	 */
	public static ClientBusinessObjectClipboard getInstance(){
		return cboc;
	}
	
	/**
	 * 返回剪切板中业务对象数据
	 * @return
	 */
	@Deprecated
	public Object[] getDates(){
		return this.objs;
	}
	
	/**
	 * 得到操作类型
	 * @return
	 */
	public ClipboardOperation getOperation(){
		return this.operation;
	}
	
	/**
	 * 设置剪切板业务对象数据
	 * @param cobs
	 */
	@Deprecated
	public void setContents(ClipboardOperation operation, Object[] objs) throws Exception{
		//没有复制数据
		if(objs == null || objs.length < 1){
			return;
		}
		//清空剪切板
		clearClipboard();
		this.operation = operation;
		if(objs == null || objs.length < 1)
			return;
		if(objs instanceof com.vci.client.bof.ClientBusinessObject[]){
		} else if(objs instanceof com.vci.client.bof.ClientLinkObject[]){
		} else {
		}
		this.objs = objs;
	}
	
	/**
	 * 设置复制数据信息
	 * @param cd
	 */
	public void setContents(ClipboardData cd){
		clearClipboard();
		this.cd = cd;
	}
	
	/**
	 * 返回复制数据信息
	 * @return
	 */
	public ClipboardData getdata(){
		return this.cd;
	}

	/**
	 * 清空剪切板
	 */
	public void clearClipboard(){
		this.operation = null;
		this.objs = null;
		this.cd = null;
	}
}