ASP 数字分页效果代码

<%
 'digg style pagination script in asp.. written by Moazam... http://www.moazam.com/2007/03/30/asp-digg-style-pagination-script/

 function getPaginationString(page, totalitems, limit, adjacents, targetpage) 
  'defaults
  if not isnumeric(adjacents) then adjacents = 1 end if
  if not isnumeric(limit) then  limit = 15 end if
  if not isnumeric(page) then page = 1 end if
  if targetpage = "" then targetpage = "/" end if
  margin = ""
  padding=""
  'other vars
  prev = page - 1         'previous page is page - 1
  nextPage = page + 1         'nextPage page is page + 1
  lastpage = Ceil(totalitems , limit)    'lastpage is = total items / items per page, rounded up.
  lpm1 = lastpage - 1        'last page minus 1
  ' Now we apply our rules and draw the pagination object.
  ' We're actually saving the code to a variable in case we want to draw it more than once.

  pagination = ""
  if lastpage > 1 then

   pagination = pagination & "<div class=""pagination"""
   if margin <> "" OR padding <> "" then
    pagination = pagination &  " style="""
    if margin <> "" then
     pagination = pagination &  "margin: margin"
    end if
    if padding <> "" then
     pagination = pagination &  "padding: padding"
    end if
    pagination = pagination &  """"
   end if
   pagination = pagination &  ">"

   'previous button
   if page > 1 then
    pagination = pagination &  "<a href="""&targetpage&"&page="&prev&""">Prev</a>"
   else
    pagination = pagination &  "<span class=""disabled"">Prev</span>" 
   end if
   'pages 
   if lastpage < 7 + (adjacents * 2) then 'not enough pages to bother breaking it up

 

    for counter = 1 to lastpage

     if counter = page then
      pagination = pagination &  "<span class=""current"">"&counter&"</span>"
     else
      pagination = pagination &  "<a href="""&targetpage&""&"&page="&counter&""">"&counter&"</a>"
     end if
    next 
   elseif lastpage >= 7 + (adjacents * 2) then 'enough pages to hide some
    'close to beginning only hide later pages
    if page < 1 + (adjacents * 3) then 
     for counter = 1 to (4 + (adjacents * 2))-1
      if counter = page then
       pagination = pagination &  "<span class=""current"">"&counter&"</span>"
      else
       pagination = pagination &  "<a href="""&targetpage&"&page="&counter&""">"&counter&"</a>"
      end if   
     next
     pagination = pagination &  "..."
     pagination = pagination &  "<a href="""&targetpage&""&"&page="&lpm1&""">"&lpm1&"</a>"
     pagination = pagination &  "<a href="""&targetpage&""&"&page="&lastpage&""">"&lastpage&"</a>"  
    'in middle hide some front and some back
    elseif lastpage - (adjacents * 2) > page AND page > (adjacents * 2) then
     pagination = pagination &  "<a href="""&targetpage&"&page=1"">1</a>"
     pagination = pagination &  "<a href="""&targetpage&"&page=2"">2</a>"
     pagination = pagination &  "..."
     for counter = (page - adjacents) to (page + adjacents)
      if counter = page then
       pagination = pagination &  "<span class=""current"">"&counter&"</span>"
      else
       pagination = pagination &  "<a href="""&targetpage&"&page="&counter&""">"&counter&"</a>"
      end if
     next
     pagination = pagination &  "..."
     pagination = pagination &  "<a href="""&targetpage&"&page="&lpm1&""">"&lpm1&"</a>"
     pagination = pagination &  "<a href="""&targetpage&"page="&lastpage&""">"&lastpage&"</a>"  
    'close to end only hide early pages
    else
     pagination = pagination &  "<a href="""&targetpage&"&page=1"">1</a>"
     pagination = pagination &  "<a href="""&targetpage&"&page=2"">2</a>"
     pagination = pagination &  "..."
     for counter = (lastpage - (1 + (adjacents * 3))) To lastpage
      if counter = page then
       pagination = pagination &  "<span class=""current"">"&counter&"</span>"
      else
       pagination = pagination &  "<a href="""&targetpage&"&page="&counter&""">"&counter&"</a>"
      end if
     next
    end if
   end if
   'nextPage button
   if page < counter - 1 then
    pagination = pagination &  "<a href="""&targetpage&"&page="&nextPage&""">Next</a>"
   else
    pagination = pagination &  "<span class=""disabled"">Next</span>"
   end if
   pagination = pagination &  "</div>" & vbnewline
  end if
  getPaginationString = pagination
 end function
 function Ceil( dividend, divider)
  if (dividend mod divider) = 0 Then
   Ceil = dividend / divider
  ELSE
   Ceil = Int(dividend / divider) + 1
  End if
    End function
 'test script code
 page = 1
 if request("page") <> "" then
  page=cint(request("page"))
 end if
 ps = getPaginationString(page, 1500, 15, 2, "pagination.asp?foo=bar")
 Response.Write("<br /><br /><br /><br /><br /><br /><br /><br />"&ps)
%>

ps=cint(pageno)-2           
  if ps<1 then           
  ps=1           
  end if
pe=clng(pageno)+5
if pe>mpage then pe=mpage
for i=ps to pe
if i=pageno then
lb=lb&"<strong>"&i&"</strong>"
else
lb=lb&"<a href=""/list/list_"&theid&"_"&i&".htm"">"&i&"</a>"
end if
next

pageno=cint(currentPage)
if cint(pageno)>1 then
lb=lb&"<a href=/list/list_"&theid&"_1.htm title=""首页"">首页</a>"
else
lb=lb&"<a href='#'>首页</a>"
end if
if cint(pageno)>1 and cint(pageno) then
lb=lb&"<a href=/list/list_"&theid&"_"&pageno-1&".htm title=""上页"">上页</a>"
else
lb=lb&"<a href='#'>上页</a>"
end if
ps=cint(pageno)-2           
  if ps<1 then           
  ps=1           
  end if
pe=clng(pageno)+5
if pe>mpage then pe=mpage
for i=ps to pe
if i=pageno then
lb=lb&"<strong>"&i&"</strong>"
else
lb=lb&"<a href=""/list/list_"&theid&"_"&i&".htm"">"&i&"</a>"
end if
next

 

if cint(pageno)<mpage and mpage>1 then
lb=lb&"<a href=/list/list_"&theid&"_"&pageno+1&".htm title=""下页"">下页</a>"
else
lb=lb&"<a href='#'>下页</a>"
end if
if cint(pageno)< mpage then
lb=lb&"<a href=/list/list_"&theid&"_"&mpage&".htm title=""末页"">末页</a>"
end if