/*****************************************
Title :smarty结合xajax检测用户名简单实例
Author:leehui1983(辉老大)
Finish Date :2006-12-09
*****************************************/
//为避免中文乱码,需要在 xajax.inc.php 需要改一下默认的encoding:define ('XAJAX_DEFAULT_CHAR_ENCODING', 'gbk' )UTF8编码格式文件不需要更改
require_once('./libs/Smarty.class.php');//包含smarty类库
require('./xajax/xajax.inc.php');//包含xajax类库
function checkusername($textvalue){//编写需要的PHP函数
$checkresult=($textvalue=='test' ? '该用户名已经注册' :'可以注册');
$objresponse=new xajaxResponse();//实例化xajaxresponse对象
$objresponse->addassign("result","innerHTML",$checkresult);//指定ID为result的元素中添加内容$checkresult
return $objresponse;//返回结果文本
}
$xajax=new xajax();//实例化xajax对象
$smarty=new Smarty();//实例化smarty对象
$smarty->template_dir = "./templates";//设置模板目录
$smarty->compile_dir = "./templates_c"; //设置编译目录
$smarty->caching = false; //设置缓存方式
/*****************************************************
左右边界符,默认为{},但实际应用当中容易与JavaScript
相冲突,所以建议设成或其它。
*****************************************************/
$smarty->left_delimiter = "
$smarty->right_delimiter = "}>";
$xajax->registerFunction("checkusername");//注册checkusername函数
$xajax->processRequests();//调用xajax用于接管请求
$smarty->assign('xajax_javascript', $xajax->getJavascript('./xajax/'));//输出JS代码,注意('./xajax/')中参数为xajax.inc.php父目录,在同意目录下可不同填写,否则必须填写
$smarty->assign('title','smarty结合xajax检测用户名简单实例');//替换模板内容
$smarty->display('index.tpl');//显示模板内容
?>

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