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采用行写方式的聊天程序（之三）

2009-08-01/08:15

软件频道

编程学院

PHP

实例源码

正文

ltsayno.php
该程序为系统的核心，处理所关联的所有函数信息

<?session_start();?>
<html>
<head>
<title>发言区</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<style>
body{background:59ACFF;color:black}
body{font-size:9pt;line-height:160%}
table{font-size:10.5pt}
input{font-size:9pt}
A{color:black;text-decoration:none}
A:Hover{text-decoration:underline}
</style>
<script Language=JavaScript>

//大家的信息
function dj(){
  document.forms[0].towho.options[0].value="大家";
  document.forms[0].towho.options[0].text="大家";
  document.forms[0].saystemp.focus();
}

//动作，把该动作的信息添加到发言板中
function rc(list){
  if (list!="0"){
     document.forms[0].saystemp.value=list;
     document.forms[0].saystemp.focus();
  }
}

function backsays() {
  document.forms[0].saystemp.value=document.forms[0].oldsays.value;
  document.forms[0].saystemp.focus();
  return true;
}

function checksays(){
  if(document.fyq.saystemp.value==""){
    alert("请输入发言。");
    document.fyq.saystemp.focus();
    return false;
   }
  if(document.fyq.saystemp.value==document.fyq.oldsays.value){
     alert("内容不可重复。");
     document.fyq.saystemp.focus();
     document.fyq.saystemp.select();
     return false;
    }
    document.fyq.oldsays.value=document.fyq.saystemp.value;
    document.fyq.saystemp.value="";
    document.fyq.saystemp.focus();
    document.fyq.send.disabled=1;
    setTimeout("document.fyq.send.disabled=0",30);
    return true;
}

function cls(){
  parent.f1.location.href="about:blank";
  setTimeout("write(1)",500);
}

function write(cls){
  var ffsize;
  var lheight;
  if (cls==1){
     ffsize=parent.f2.document.fyq.fontsize.value;
     lheight=parent.f2.document.fyq.lineheight.value;
   }else{
     ffsize='10.5';
     lheight='145';
   }
  parent.f1.document.open();
  parent.f1.document.writeln("<html><head><title>对话区</title>");
  parent.f1.document.writeln("<meta http-equiv=Content-Type content="text/html; charset=gb2312">");
  parent.f1.document.writeln("<style type=text/css>.t{color:FF00FF;font-size:9pt;}");
  parent.f1.document.writeln("body{font-family:"宋体";font-size:"+ffsize+"pt;line-height:" + lheight + "%;}A{text-decoration:none}A:Hover{text-decoration:underline}A:visited{color:blue}</style></head>");
  parent.f1.document.writeln("<Script Language="JavaScript1.1">");
  parent.f1.document.writeln("var autoScrollOn=1;");
  parent.f1.document.writeln("var scrollOnFunction;var scrollOffFunction;");
  parent.f1.document.writeln("function scrollit()");
  parent.f1.document.writeln("{if(!parent.f2.document.fyq.as.checked)");
parent.f1.document.writeln("{autoScrollOn=0;return true;}else{autoScrollOn=1;StartUp();return true;}}");
parent.f1.document.writeln(" function scrollWindow()");
parent.f1.document.writeln("{if(autoScrollOn==1)");
parent.f1.document.writeln("{this.scroll(0,65000);setTimeout('scrollWindow()',200);}}");
parent.f1.document.writeln("function scrollOn(){autoScrollOn=1;scrollWindow();}");
parent.f1.document.writeln("function scrollOff(){autoScrollOn=0;}");
parent.f1.document.writeln("function StartUp()");
parent.f1.document.writeln("{parent.onblur=scrollOnFunction;");
parent.f1.document.writeln("parent.onfocus=scrollOffFunction;scrollWindow();}");
parent.f1.document.writeln("scrollOnFunction=new Function('scrollOn()');");
parent.f1.document.writeln("scrollOffFunction=new Function('scrollOff()');");
parent.f1.document.writeln("StartUp();</script>");
parent.f1.document.writeln("<body bgcolor=ffffff text=000000>");
parent.f1.document.writeln("<hr size=1><center>欢迎光临PHP无刷新功能聊天室!</center><hr size=1>");
parent.tforlt4.location.href="lt4.php";
document.fyq.saystemp.focus();
}

function sw(list){
document.fyq.towho.options[0].value=list;
document.fyq.towho.options[0].text=list;
document.fyq.saystemp.focus();
}

function sw11(username){
  var usna;
  usna=username.substring(1,username.length-1);
  document.fyq.towho.options[0].value=usna;
  document.fyq.towho.options[0].text=usna;
  document.fyq.saystemp.focus();
  return;
}

function w(un,sa,tn,dt){
  var show;
  show="【"+tn+" 发言】";
  show=show+"<a href=javascript:parent.f2.sw('[" + un + "]'); target=f2>" + un + "</a>：" + sa + "<font class=t>"
  show=show + " (" + dt + ")</font><br>";
  parent.f1.document.writeln(show);
}

function nw(zt,un,tw,sa){
   parent.f2.document.fyq.addsign.options[0].selected=true;
   var show="";
  var sw_un=un.indexOf(">");
  var yun=un.substring(sw_un+1,un.length-7);
  var name_self="<?echo $uname;?>";
  if (zt==0){
     if (name_self!=un && name_self!=tw){
        show="<a href=javascript:parent.f2.sw('" + un + "'); target=f2>" + un + "</a>对"+"<a href=javascript:parent.f2.sw('" + tw + "'); target=f2>" + tw + "</a>说："+sa+"<br>";
       parent.f1.document.writeln(show);
     }else{
        if(name_self==un){
           show="<font color=red>〖"+un+"〗</font>对";
           show=show+"<a href=javascript:parent.f2.sw('" + tw + "'); target=f2>" + tw + "</a>说：" + sa + "<br>";
           parent.f1.document.writeln(show);
        }else{
             show="<a href=javascript:parent.f2.sw('" + un + "'); target=f2>" + un + "</a>对";
             show=show+"<font color=red>〖"+tw+"〗</font>说：" + sa + "<br>";
             parent.f1.document.writeln(show);
             }
       }
   }
}

function change_color(){
   var change_color=document.fyq.sayscolor.options[document.fyq.sayscolor.selectedIndex].value;
   document.fyq.saystemp.style.color=change_color;
   document.fyq.saystemp.focus();
}
</script>

</head>

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