package?com.TsingHua.TestServlet.bean;

public?class?PagingModel?{
	private?int?CurrentP;			//當前頁碼
	private?int?AllP;				//總頁數
	private?int?AllR;				//總記錄數
	private?int?PerR;				//每頁顯示記錄數
	private?String?pagelink;		//分頁導航欄信息
	private?String?pageInfo;		//分頁狀態顯示信息
	
	public?PagingModel（）{
		CurrentP=1;
		AllP=1;
		AllR=0;
		PerR=3;
		pagelink=““;
		pageInfo=““;
	}
	
	/**?設置每頁顯示記錄數?*/
	public?void?setPerR（int?PerR）{
		this.PerR=PerR;
	}
	
	/**?設置總記錄數?*/
	public?void?setAllR（int?AllR）{
		this.AllR=AllR;
	}
	/**?計算總頁數?*/
	public?void?setAllP（）{
		AllP=（AllR%PerR==0）?（AllR/PerR）:（AllR/PerR+1）;
	}
	
	/**?設置當前頁碼?*/
	public?void?setCurrentP（String?currentP）?{		
		if（CurrentP<1）
			CurrentP=1;
		if（CurrentP>AllP）
			CurrentP=AllP;	
		CurrentP?=?Integer.parseInt（currentP）;
	}

	/**?設置分頁狀態顯示信息?*/
	public?void?setPageInfo（）{
		if（AllP>1）{
			pageInfo=““;
			pageInfo+=“每頁顯示：“+PerR+“/“+AllR+“?條記錄！“;
			pageInfo+=“當前頁：“+CurrentP+“/“+AllP+“?頁！“;
			pageInfo+=““;			
		}				
	}
	
????/**?設置分頁導航欄信息?*/
	public?void?setPagelink（String?gowhich）{
		if（gowhich==null）
			gowhich=““;
		if（gowhich.indexOf（“?“）>=0）
			gowhich+=“&“;
		else
			gowhich+=“?“;
		if（AllP>1）{
			pagelink=““;
			if（CurrentP>1）{
				pagelink+=“首頁 “;
				pagelink+=“上一頁 “;
			}
			if（CurrentP				pagelink+=“下一頁 “;
				pagelink+=“尾頁“;
			}
			pagelink+=““;			
		}		
	}
	
	/**?返回每頁記錄數?*/
	public?int?getPerR（）{
		return?PerR;
	}
	
	/**?返回總記錄數?*/
	public?int?getAllR（）?{
		return?AllR;
	}	
	
????/**?返回總頁數?*/
	public?int?getAllP（）?{		
		return?AllP;
	}

	/**?返回當前頁碼?*/
	public?int?getCurrentP（）?{
		return?CurrentP;
	}
	
	/**?返回分頁狀態顯示信息?*/
	public?String?getPageInfo（）{
		return?pageInfo;
	}

	/**?返回分頁導航欄信息?*/
	public?String?getPagelink（）{
		return?pagelink;
	}
}