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Pagination Script in ASP

--------------------------------------------------------------------------------

Description : The purpose of this function is to help create ASP applications with pagination--really easy.

Parameters: --iNumPerPage: the number of items To display on Each page. --sURL:the page To link to. --sQuerystring:any additional querystring information. --adodbConnection, adodbCommand, sTable: are all For getting the initial rowcount (only uses this on the first run).

'***************************************
'
' *
' iNumPerPage is the number of items to
' display on each page
' sURL is the page to put with the link
' , sQuerystring is additional qs stuff
' adodbConnection, adodbCommand, sTable
' are all for the table to get row count from. *
' *
' Print out the numbers (if any) betwee
' n the "previous" and "next" buttons
' It'll act like this (current # is in
' bold):
' 1 2 3 4 5 6 7 8 9 <b>10</b> >> next
' previous << <b>11</b> 12 13 14 15 16 17 18 *
' *
'' ****************************************

Sub PrintRecordsetNav( iNumPerPage, adodbConnection, adodbCommand, sTable, sURL, sQuerystring )

Dim iTtlNumItems, iDBLoc, sSqlTemp, iTtlTemp
Dim iDBLocTemp, sURLBeg, iA, iB, x, iTemp, rsObj

iDBLoc = CInt(Request("iDBLoc"))
iTtlNumItems = CInt(Request("iTtlNumItems"))
' Get ttl num of items from the database if it's Not already In the QueryString
If (iTtlNumItems = 0) Then
Set rsObj = Server.CreateObject("ADODB.Recordset")
sSqlTemp = "SELECT COUNT(*) FROM " & sTable
adodbCommand.CommandText = sSqlTemp
rsObj.Open adodbCommand
If Not(rsObj.EOF) Then
iTtlNumItems = rsObj(0)
End If
rsObj.Close
Set rsObj = Nothing
End If
iTtlTemp = iTtlNumItems iNumPerPage ' this is the number of numbers overall (use the "" To return int)
iDBLocTemp = iDBLoc iNumPerPage ' this is which number we are currently On (use the "" To return int)
If (sQuerystring <> "") Then
sURLBeg = "<A href = """ & sURL & "?" & sQuerystring & "&iTtlNumItems=" & iTtlNumItems & "&iDBLoc="
Else
sURLBeg = "<A href = """ & sURL & "?iTtlNumItems=" & iTtlNumItems & "&iDBLoc="
End If

'***** BEGIN DISPLAY *****
' Print the "Previous"
If (iDBLoc <> 0) Then
Response.Write sURLBeg & (iDBLoc - iNumPerPage) & """>Previous</A> "
End If
' Print the <<
If (iDBLocTemp >= iNumPerPage) Then
Response.Write sURLBeg & (( iDBLocTemp iNumPerPage ) * iNumPerPage ^ 2) - (iNumPerPage * 9) & """><<</A> "
End If

' Print the numbers in between. Print them out in sets of 10.
iA = ( iDBLocTemp iNumPerPage ) * iNumPerPage
iB = ( iDBLocTemp iNumPerPage ) * iNumPerPage + iNumPerPage
For x = iA To iB
iTemp = (x * iNumPerPage)
If (iTemp < iTtlNumItems) Then ' takes care of extra numbers after the overall final number
If (iDBLoc = iTemp) Then
Response.Write " <B>[" & x+1 & "]</B>"
Else
Response.Write " " & sURLBeg & (x * iNumPerPage) & """>" & x+1 & "</A>"
End If
Else
Exit For
End If
Next

' Print the >>
If (iTtlTemp > iDBLocTemp) Then
If ((iDBLocTemp + iNumPerPage) <= iTtlTemp) Then
Response.Write " " & sURLBeg & (( iDBLocTemp iNumPerPage ) * iNumPerPage + iNumPerPage ) * iNumPerPage & """>>></A> "
End If
End If
' Print the "Next"
If ((iDBLoc + iNumPerPage) < iTtlNumItems) Then
Response.Write " " & sURLBeg & (iDBLoc + iNumPerPage) & """>Next</A>"
End If
'***** End DISPLAY *****

End Sub

 

 

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