当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 新闻内页-JS分页

Javascript
jquery中常用的SET和GET
解javascript 混淆加密收藏
JavaScript 在线压缩和格式化收藏
JavaScript URL参数读取改进版
javascript打开新窗口同时关闭旧窗口
借用Google的Javascript API Loader来加速你的网站
javascript Xml增删改查(IE下)操作实现代码
js操作Xml(向服务器发送Xml,处理服务器返回的Xml)(IE下有效)
最近项目写了一些js,水平有待提高
JavaScript库 开发规则
JavaScript入门教程(1) 什么是JS
JavaScript入门教程(2) JS基础知识
JavaScript入门教程(3) js面向对象
JavaScript入门教程(4) js浏览器对象
JavaScript入门教程(5) js Screen屏幕对象
JavaScript入门教程(7) History历史对象
JavaScript入门教程(8) Location地址对象
JavaScript入门教程(9) Document文档对象
JavaScript入门教程(11) js事件处理
JavaScript入门教程(12) js对象化编程

Javascript 中的 新闻内页-JS分页


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-12   浏览: 293 ::
收藏到网摘: n/a

'//判断内容里是不是包含这个分页标签
if instr(cinfo,"[NextPage]")>0 then
flag=1
else
flag=0
end if
'//设置参数
<script language="Javascript" >
var Text,PageSize,flag
Text="<%=DealJsText(cinfo)%>";
PageSize=1500;
flag=<%=flag%>;
</script>
'//JS文件包函
<script language="Javascript" src="CutArticle.js"></script>
'//文本显示
<span class="news">
<div id="article" style="font-size:12px;"></div>
<script language="JavaScript">
if (flag==1 || flag==2){
text_pagination(1);
}
else{
article.innerHTML=Text;
}
</script>
</span>
'//下面为JS文本处理函数
function DealJsText(Str)
if not isnull(Str) then
Dim re,po,ii
Str = Replace(Str, CHR(9), " ")
Str = Replace(Str, CHR(39), "'")
Str = Replace(Str, CHR(13), "")
Str = Replace(Str, CHR(10) & CHR(13), "</P><P> ")
Str = Replace(Str, CHR(10), "")
Str = Replace(Str, "‘", "'")
Str = Replace(Str, "'", "'")
Str = Replace(Str, "\", "\\")
Str = Replace(Str, CHR(32), " ")
Str = Replace(Str, CHR(34), "\""")
Str = Replace(Str, CHR(39), "'")
Set re=new RegExp
re.IgnoreCase =true
re.Global=True
po=0
ii=0
re.Pattern="(javascript)"
Str=re.Replace(Str,"<I>javascript</I>")
re.Pattern="(jscript:)"
Str=re.Replace(Str,"<I>jscript:</I>")
re.Pattern="(js:)"
Str=re.Replace(Str,"<I>js:</I>")
re.Pattern="(</SCRIPT>)"
Str=re.Replace(Str,"</script>")
re.Pattern="(<SCRIPT)"
Str=re.Replace(Str,"<script")
DealJsText = Str
End if
end Function
'//下面为JS文件 CutArticle.js
var currentSet,CutFlag,TotalByte,PageCount,key,tempText,tempPage;
key="";
currentSet=0;
TotalByte=Text.length;
if (flag==1)
{
PageCount=Math.round(TotalByte/PageSize);
if(parseFloat("0."+TotalByte%PageSize)>0){
if(parseFloat("0."+TotalByte%PageSize)<0.5){
PageCount=PageCount+1;
}
}
var PageNum=new Array(PageCount+1);
var PageTitle=new Array(PageCount+1);
PageNum[0]=0;
PageTitle[0]="";
var sDrv1,sDrv2,sDrv3,sDrv4,sFlag;
var sDrvL,sTemL;
var sTem1,sTem2,k;
sFlag=0;
for(j=1;j<PageCount+1;j++){
PageNum[j]=PageNum[j-1]+PageSize;
PageTitle[j]="";
//alert(j);
sDrv1="<br>";
sDrv2="<BR>";
sDrv3="<Br>";
sDrv4="<bR>";
sDrvL=sDrv1.length;
for(k=PageNum[j];k<=TotalByte;k++){
sTem1=Text.substring(PageNum[j]-sDrvL,k);
sTemL=sTem1.length;
sTem2=sTem1.substring(sTemL-sDrvL,sTemL)
if (sTem2==sDrv1 || sTem2==sDrv2 || sTem2==sDrv3 || sTem2==sDrv4)
{
sFlag=sFlag+1;
PageNum[j]=k;
break;
}
}
if (PageNum[j]>TotalByte)
{
break;
}
}
if (j<PageCount)
{
PageNum.length=j;
PageCount=j
}
if (PageCount>1&&sFlag>1&&PageCount<sFlag)
{
PageCount=sFlag+1;
}
}
else{
//手动分页
var j,sFlag,PageCount,sText;
var sTitleFlag;
var PageNum=new Array();
var PageTitle=new Array();
PageSize=0;
j=1;
PageNum[0]=-10;
PageTitle[0]="";
sFlag=0;
sText=Text;
do
{
sText=Text.substring(PageNum[j-1]+10,TotalByte);
sFlag=sText.indexOf("[NextPage");
if (sText.substring(sFlag+9,sFlag+10)=="=")
{
sTitleFlag=sText.indexOf("]",sFlag);
PageTitle[j]=sText.substring(sFlag+10,sTitleFlag);
}
else{
PageTitle[j]="";
}
if (sFlag>0)
{
PageNum[j]=sFlag+PageNum[j-1]+10;
}
else{
PageNum[j]=TotalByte;
}
j+=1;
}
while (PageNum[j-1]<TotalByte);
PageCount=j-1;
}
function CovertCRLFToBR(s)
{
var i;
var s2 = s;
while(s2.indexOf("[NextPage]")>0)
{
i = s2.indexOf("[NextPage]");
s2 = s2.substring(0, i) + "" + s2.substring(i + 10, s2.length);
}
return s2;
}
function text_pagination(Page){
var Output,Byte;
if(Page==null){Page=1;}
Output="";
Output=Output+"<table width=100% height=30 border=0 align=center cellpadding=0 cellspacing=0>";
Output=Output+"<tr>";
Output=Output+"<td height=1 background=Images/DotLine.gif></td>";
Output=Output+"</tr>";
//头部功能导航条
Output=Output+"<tr>";
//正文查找
Output=Output+"<td align=left width='40%'> ";
Output=Output+"<input type=hidden name=keys class=iptA onchange='key=this.value' size=12> <input type=hidden class=btnA name=search value='查找正文' onclick='searchkey();' style='width:60'>";
Output=Output+"</td>";
Output=Output+"<td align=right>";
//页码显示方式一
//第x页:分页标题
if (Page==0 || PageCount==0){
Output=Output+"当前是:<font color=red>全文显示</font>" ;
}
else{
if(TotalByte>PageSize){Byte=PageNum[Page]-PageNum[Page-1]}else{Byte=TotalByte};
Output=Output+"第 <font color=red>"+Page+"</font> 页";
if (PageTitle[Page]!="")
{
Output=Output+":<font color=800000>"+PageTitle[Page]+"</font>";
}
}
//显示方式二
//下拉菜单选择
//if (PageCount>0)
//{
// Output=Output+PageNav(2,Page);
// Output=Output+" </td>";
//}
//显示方式三
//页码选择列表
//Output=Output+"<td align=right bgcolor=#f0faff>";
//Output=Output+PageNav(0,Page);
//Output=Output+"</td>";
Output=Output+"</tr>";
Output=Output+"<tr>";
Output=Output+"<td height=1 background=Images/DotLine.gif></td>";
Output=Output+"</tr>";
Output=Output+"</table>";
//显示正文
if(Page==0) {
//不分页
tempText=CovertCRLFToBR(Text);
}
else{
//分页
if (flag==1)
//自动分页
{
tempText=Text.substring(PageNum[Page-1],PageNum[Page]);
}
else{
//手动分页
if (PageTitle[Page-1].length==0)
{
tempText=Text.substring(PageNum[Page-1]+10,PageNum[Page]);
}
else{
tempText=Text.substring(PageNum[Page-1]+11+PageTitle[Page-1].length,PageNum[Page]);
}
}
}
Output=Output+"<div id=world>";
Output=Output+tempText;
Output=Output+"</div>";
Output=Output+"<br>";
Output=Output+"<div align=center>";
Output=Output+PageNav(1,Page);
Output=Output+"</div>";
article.innerHTML = Output;
document.location.href='#';
eval(document.all.keys).value=key;
if (key!=""){searchkey();}
}
function searchkey(){
//正文查找函数
h="<font class=keyworld>";
f="</font>";
keyset=new Array();
key=document.all.keys.value;
if (key==""){
alert("请输入关键字!");
return;
}
else{
keyset[0]=tempText.indexOf(key,0);
if (keyset[0]<0){
return;
}else
temp=tempText.substring(0,keyset[0]);
temp=temp+h+key+f;
temp2=tempText.substring(keyset[0]+key.length,tempText.length);
for (i=1;i<tempText.length;i++) {
keyset[i]=tempText.indexOf(key,keyset[i-1]+key.length);
if(keyset[i]<0){
temp=temp+tempText.substring(keyset[i-1]+key.length,tempText.length);
break;
}else{
temp=temp+tempText.substring(keyset[i-1]+key.length,keyset[i])+h+key+f;
}
}
world.innerHTML = temp;
}
}
function PageNav(ShowStyle,Page){
//分页码显示函数
//参数为调用样式,0=简单样式,1=标准样式
var temp="";
if (ShowStyle==0)
//简单样式
{
tempPage=Page;
if(TotalByte>PageSize){
if (Page-4<=1){
temp=temp+"<font face=webdings color=#999999>9</font>";
if (Page<=1){temp=temp+"<font face=webdings color=#999999>7</font>";}else{temp=temp+"<a href=javascript:text_pagination("+(Page-1)+")><font face=webdings>7</font></a>";}
if (PageCount>10){
for(i=1;i<8;i++){
if (i==Page){
temp=temp+"<font color=red>"+i+"</font> ";
}else{
temp=temp+"<a href=javascript:text_pagination("+i+") >"+i+"</a>"+" ";
}
}
temp=temp+" ...";
}
else{
for(i=1;i<PageCount+1;i++){
if (i==Page){
temp=temp+"<font color=red>"+i+"</font> ";
}
else{
temp=temp+"<a href=javascript:text_pagination("+i+") >"+i+"</a>"+" ";
}
}
}
if (Page==PageCount){temp=temp+"<font face=webdings color=#999999>8</font>";}else{temp=temp+"<a href=javascript:text_pagination("+(Page+1)+")><font face=webdings>8</font></a>";}
if(PageCount<10){temp=temp+"<font face=webdings color=#999999>:</font>";}else{temp=temp+"<a href=javascript:text_pagination("+PageCount+")><font face=webdings>:</font></a>";}
}
else if(Page+4<=PageCount){
temp=temp+"<a href=javascript:text_pagination(1)><font face=webdings>9</font></a>";
temp=temp+"<a href=javascript:text_pagination("+(Page-1)+")><font face=webdings>7</font></a>";
if (PageCount>10){
temp=temp+"..";
for(i=Page-4;i<Page+4;i++){
if (i==Page){
temp=temp+"<font color=red>"+i+"</font> ";
}
else{
temp=temp+"<a href=javascript:text_pagination("+i+") >"+i+"</a>"+" ";
}
}
temp=temp+" ..";
}
else{
for(i=1;i<PageCount+1;i++){
if (i==Page){
temp=temp+"<font color=red>"+i+"</font> ";
}
else{
temp=temp+"<a href=javascript:text_pagination("+i+") >"+i+"</a>"+" ";
}
}
}
if (Page==PageCount){temp=temp+"<font face=webdings color=#999999>8</font>";}else{temp=temp+"<a href=javascript:text_pagination("+(Page+1)+")><font face=webdings>8</font></a>";}
temp=temp+"<a href=javascript:text_pagination("+PageCount+")><font face=webdings>:</font></a>";
}
else{
temp=temp+"<a href=javascript:text_pagination(1)><font face=webdings>9</font></a>";
temp=temp+"<a href=javascript:text_pagination("+(Page-1)+")><font face=webdings>7</font></a>";
temp=temp+".."
for(i=Page-2;i<PageCount+1;i++){
if (i==Page){
temp=temp+"<font color=red>"+i+"</font> ";
}
else{
temp=temp+"<a href=javascript:text_pagination("+i+") >"+i+"</a>"+" ";
}
}
if (Page==PageCount){temp=temp+"<font face=webdings color=#999999>8</font>";}else{temp=temp+"<a href=javascript:text_pagination("+(Page+1)+")><font face=webdings>8</font></a>";}
temp=temp+"<font face=webdings color=#999999>:</font>";
}
}
else{
temp=temp+"<font color=red>1</font> ";
}
temp=temp+" <a href=javascript:text_pagination(0)>显示全部</a>"
}
else if (ShowStyle==1)
//标准样式
{
if(TotalByte>PageSize){if(Page!=0){if(Page!=1){temp=temp+"<a href='#top' onclick=javascript:text_pagination("+(Page-1)+")><font color=3366cc>[上一页]</font></a> ";}}}
for (i=1;i<PageCount+1 ;i++ )
{
if (Page==i)
{
temp=temp+"<font color=800000>["+i+"]</font> ";
}
else{
temp=temp+"<a href='#top' onclick=javascript:text_pagination("+i+")><font color=3366cc>["+i+"]</font></a> ";
}
}
temp=temp+"<a name='foot'></a>";
if(TotalByte>PageSize){if(Page!=0){if(Page!=PageCount){temp=temp+"<a href='#top' onclick=javascript:text_pagination("+(Page+1)+")><font color=3366cc>[下一页]</font></a>";}}}
temp=temp+" <a href=javascript:text_pagination(0)><font color=3366cc>显示全部</font></a>"
}
else if (ShowStyle==2)
//下拉菜单样式
{
temp=temp+'<select onchange="text_pagination(this.value)">'
for (i=1;i<PageCount+1 ;i++ )
{
if (Page==i)
{
temp=temp+"<option value='"+i+"' selected style='color:red'>第 "+i+" 页"
}
else{
temp=temp+"<option value='"+i+"'>第 "+i+" 页";
}
if (PageTitle[i].length!=0)
{
temp=temp+':'+PageTitle[i];
}
temp=temp+"</option>";
}
temp=temp+"</select>";
}
return (temp);
}