搜索结果的翻页类处理

2007-06-14 08:11:49 293 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

对Promise的理解以及Promise的基本用法一、理解Promise ① 定义 ② 优点 ③ 特点 ④ 缺点二、Promise基本用法 ① resolve函数的作用 ② reject函数的作用 ③ then方法 ④一个异步加载图片的例子三、Promise的其他常见方法 ①Promise.prototype.then() ②Promise.prototype.catch() ③Promise.prototype.finally() ④Promise.all() ⑤Promise.race() 四、阅读详情

翻页类

'XDOWNPAGE ASP版本
'版本 1.00
Class Xdownpage
'Const BtnNum_Count=10 '定义最多显示多少页分页
'Const Btn_more="..." '定义更多按钮
Private XD_PageCount,XD_Conn,XD_Rs,XD_SQL,XD_PageSize,Str_errors,int_curpage,str_URL,int_totalPage,int_totalRecord,str_error,SW_Error
'=========================================
'PageSize 属性
'设置每一页的分页大小
'=========================================
Public Property Let PageSize(int_PageSize)
If IsNumeric(Int_Pagesize) Then
XD_PageSize=CLng(int_PageSize)
Else
str_error=str_error & "PageSize的参数不正确"
ShowError()
End If
End Property
Public Property Get PageSize
If XD_PageSize="" or (not(IsNumeric(XD_PageSize))) Then
PageSize=10
Else
PageSize=XD_PageSize
End If
End Property

'====================================================
'GetRS 属性
'返回分页后的记录集
'====================================================
Public Property Get GetRs()
Set XD_Rs=Server.createobject("adodb.recordset")
XD_Rs.PageSize=PageSize
XD_Rs.Open XD_SQL,XD_Conn,1,1
If not(XD_Rs.eof and XD_RS.BOF) Then
If int_curpage>XD_RS.PageCount Then
int_curpage=XD_RS.PageCount
End If
XD_Rs.AbsolutePage=int_curpage
End If
Set GetRs=XD_RS
End Property

'==========================================
'GetConn 得到数据库连接
'==========================================
Public Property Let GetConn(obj_Conn)
Set XD_Conn=obj_Conn
End Property

'=======================================
'GetSQL 得到查询语句
'=======================================
Public Property Let GetSQL(str_sql)
XD_SQL=str_sql
End Property

'========================================
'Class_Initialize 类的初始化
'初始化当上一页的值
'========================================
Private Sub Class_Initialize
'========================
'设定一些参数的黙认值
'========================
XD_PageSize=10 '设定分页的默认值为10
'========================
'获取当前面的值
'========================
If request("page")="" Then
int_curpage=1
ElseIf not(IsNumeric(request("page"))) Then
int_curpage=1
ElseIf CInt(Trim(request("page")))<1 Then
int_curpage=1
Else
Int_curpage=CInt(Trim(request("page")))
End If

End Sub

'==============================
' 显示仿BleaIdea的分页栏风格 R.Koo 修改
'=============================
Public Function ShowPage()
Dim Str_tmp,str_fisrt,str_prev,str_next,str_last,str_info,str_select,i
int_totalRecord=XD_RS.RecordCount
If int_totalRecord<=0 Then
str_error=str_error & "总记录数为零，请输入数据"
Call ShowError()
End If
If int_totalRecord>0 Then 'int_TotalPage=1
If int_totalRecord mod PageSize =0 Then
int_TotalPage = CLng(int_TotalRecord \ XD_PageSize )
Else
int_TotalPage = CLng(int_TotalRecord \ XD_PageSize )+1
End If
End If
If Int_curpage>int_Totalpage Then
int_curpage=int_TotalPage
End If

If int_curpage=1 Then
str_fisrt=Btn_First&"首页"
str_prev=Btn_Prev&"上一页"
Else
str_fisrt=Btn_First&"<a href="""&geturl&"1"&""">首页</a>"
str_prev=Btn_Prev&"<a href="""&geturl&int_curpage-1&""">上一页</a>"
End If

If int_curpage>=int_totalpage Then
str_next=Btn_Next&"下一页"
str_last=Btn_Last&"尾页"
Else
str_next=Btn_Next&"<a href="""&geturl&Int_curpage+1&""">下一页</a>"
str_last=Btn_Last&"<a href="""&geturl&int_totalpage&""">尾页</a>"
End If
str_select="<select style=""font:8pt;"" onchange=""if(this.options[this.selectedIndex].value!=''){location=this.options[this.selectedIndex].value;}"">"
For i=1 to int_totalpage
str_select=str_select&"<option value="""&geturl&i&""""
if int_curpage=i then str_select=str_select&" selected" 'str_tmp=str_tmp & "["&i&"]" else str_tmp=str_tmp & "<a href="""&geturl&i&""">["&i&"]</a>"
str_select=str_select&">"&i&"</option>"
Next
str_select=str_select&"</select>"
str_info=" 共<B>"&int_totalrecord&"</B>个记录页次：<B>"&Int_curpage&"</B>/<B>"&int_totalpage&"</B> 页 <B>"&XD_PageSize&"</B>条/页转到："&str_select&"页"
ShowPage = str_fisrt &" "& str_prev &" "& str_next &" "& str_last &" "& str_info
End Function

'====================================================================
'ShowNumBtn 数字导航
'
'
'====================================================================
Private Function showNumBtn()
Dim i,str_tmp
Dim start_p,end_p
Dim Str_start,str_end
If int_totalPage<btnnum_count Then
For i=1 to int_totalpage
str_tmp=str_tmp & "<a href="& geturl & i &">["&i&"]</a> "
Next
Else
If int_curpage<=BtnNum_Count Then
start_p=1
end_p=btnnum_count
str_start=""
str_end="<a href=" & GetUrl & end_p+1 &">"&Btn_more&"</a> "
ElseIf int_curpage>(int_totalpage\BtnNum_Count)*BtnNum_Count Then
start_p=(int_totalpage\BtnNum_Count)*BtnNum_Count+1
end_p=int_totalpage
str_start="<a href=" & GetUrl & start_p-1 &">"&Btn_more&"</a> "
str_end=""
Else
if (int_curpage mod btnnum_count)=0 then
start_p=int_curpage-btnnum_count+1
End_p=int_curpage
else
start_p=(int_curpage\btnnum_count)*btnnum_count+1
End_p=(int_curpage\btnnum_count)*btnnum_count+btnnum_count
end if
str_start="<a href=" & GetUrl & start_p-1 &">"&Btn_more&"</a> "
str_end="<a href=" & GetUrl & end_P+1 &">"&Btn_more&"</a> "
End If
For i=start_p to End_p
str_tmp=str_tmp & "<a href="& geturl & i &">["&i&"]</a> "
Next
str_tmp=str_start & str_tmp & str_end
End If

showNumBtn=str_tmp

End Function

'================================================
'GetURL 得到当前的URL
'更据URL参数不同，获取不同的结果
'================================================
Private Function GetURL()
Dim strurl,str_url,i,j,search_str,result_url,str_params
search_str="page="

strurl=Request.ServerVariables("URL")
Strurl=split(strurl,"/")
i=UBound(strurl,1)
str_url=strurl(i)'得到当上一页文件名

str_params=Request.ServerVariables("QUERY_STRING")
If str_params="" Then
result_url=str_url & "?page="
Else
If InstrRev(str_params,search_str)=0 Then
result_url=str_url & "?" & str_params &"&page="
Else
j=InstrRev(str_params,search_str)-2
If j=-1 Then
result_url=str_url & "?page="
Else
str_params=Left(str_params,j)
result_url=str_url & "?" & str_params &"&page="
End If
End If
End If
GetURL=result_url
End Function

'===========================================
' 设置 Terminate 事件。
'===========================================
Private Sub Class_Terminate
XD_RS.close
Set XD_RS=nothing
End Sub
'===========================================
'ShowError 错误提示
'===========================================
Private Sub ShowError()
If str_Error <> "" Then
Response.Write ("<div align=""center"">（暂无该查询信息）<BR><BR><a href=""javascript:history.go(-1)"">返回</a></div>")
'Response.End
End If
End Sub
End class
%>

S_Keyword=checkStr(request("keyword"))
搜索结果之后，这个翻页该怎么使用呢？他没有这个搜索条件了啊

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