<%
class Ex_SplitPageCls
'==========================================================================
'易心asp分页类v1.0
'作者:易心 QQ:343931221
'个人网站 www.ex123.net www.bo56.com
'演示地址:www.ex123.net/show/page
'转载请保留此信息
'==========================================================================
dim Ex_Rs
dim Ex_columns'要提取的字段
dim Ex_datafrom'数据表名
dim Ex_strWhere'记录筛选条件
dim Ex_order'sql排序
dim Ex_idcount'记录总数
dim Ex_pageSize'每页条数
dim Ex_pageCount'总页数
dim Ex_ids'获得本页要用到的id
dim Ex_Sql'构造的sql语句
dim Ex_page'当前显示页码
dim Ex_Conn'数据库联接对象
dim Ex_index'数据库记录当前位置
dim Ex_id'主键字段
private sub class_initialize
set Ex_Rs=server.CreateObject("adodb.recordset")
Ex_id="id"
Ex_pageSize=20
end sub
private sub class_terminate
Ex_rs.close
set Ex_rs=nothing
end sub
'属性赋值:
public property let letConn(str)
Ex_conn=str
end property
'属性赋值:sql语句 要查询的字段 带select
public property let letColumns(str)
Ex_Columns=str
end property
'属性赋值:sql语句筛选条件部分 带where
public property let letWhere(str)
Ex_strWhere=str
end property
'属性赋值:sql语句数据表 带from
public property let letDataFrom(str)
Ex_dataFrom=str
end property
'属性赋值:sql语句排序部分 带order by
public property let letOrder(str)
Ex_order=str
end property
'属性赋值:每页记录数
public property let letPageSize(str)
Ex_pageSize=str
end property
'属性赋值:当前页数
public property let letPage(str)
Ex_page=str
end property
'属性赋值:主表主键字段
public property let letId(str)
Ex_Id=str
end property
'属性:获得记录总数
public property get getRsCount
getRsCount=Ex_idCount
end property
'属性:获得页总数
public property get getPageCount
if(Ex_idcount>0) then'如果记录总数=0,则不处理
if(Ex_idcount mod Ex_pageSize=0)then'如果记录总数除以每页条数有余数,则=记录总数/每页条数+1
Ex_pageCount=int(Ex_idcount/Ex_pageSize)'获取总页数
else
Ex_pagecount=int(Ex_idcount/Ex_pageSize)+1'获取总页数
end if
getPageCount=Ex_pagecount
else
getPageCount=0
end if
end property
'属性:获得当前页数
public property get getPage
getPage=Ex_Page
end property
'获得本页要用到的id
private sub ids
dim i
Ex_sql="select "&Ex_Id&" "& Ex_datafrom &" " &" "&Ex_strWhere&" "&Ex_order
Ex_rs.open Ex_sql,Ex_conn,1,1
if not Ex_Rs.eof and not Ex_Rs.bof then
Ex_rs.pagesize =Ex_pageSize '每页显示记录数
Ex_Rs.absolutepage=CInt(Ex_Page)
Ex_idcount=Ex_rs.recordcount
if Ex_page < 1 then Ex_page = 1
if Ex_page > Ex_pagecount then Ex_page = Ex_pageCount
if Ex_pageCount > 0 then Ex_rs.absolutepage =Ex_page
for i=1 to Ex_rs.pagesize
if Ex_rs.eof then exit for
if(i=1)then
Ex_Ids=Ex_rs("id")
else
Ex_Ids=Ex_Ids &","&Ex_rs("id")
end if
Ex_rs.movenext
next
end if
Ex_Rs.close
end sub
'返回本页要用到的记录集
public function execute
ids
Ex_Sql=Ex_Columns&" "&Ex_dataFrom&" "&Ex_strWhere&" and id in("&Ex_ids&") "&Ex_order
Ex_Rs.open Ex_Sql,Ex_conn,1,1
Set execute=Ex_Rs
end function
end class
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