📄 common.js
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/*
Javascript incude file 0.84 versios
publish date:2007/06/04
coder by nt2003
*/
/* XMLHTTP状态显示字符 */
var xml_http_building_link = '建立连接';
var xml_http_sending = '发送命令';
var xml_http_loading = '接收回传';
var xml_http_data_in_processed = '处理数据';
var xml_http_load_failed = '服务器响应错,错误代码:[err:errcode]';
/* 浏览器判断 */
var userAgent = navigator.userAgent.toLowerCase();
var is_webtv = userAgent.indexOf('webtv') != -1;
var is_kon = userAgent.indexOf('konqueror') != -1;
var is_mac = userAgent.indexOf('mac') != -1;
var is_saf = userAgent.indexOf('applewebkit') != -1 || navigator.vendor == 'Apple Computer, Inc.';
var is_opera = userAgent.indexOf('opera') != -1 && opera.version();
var is_moz = (navigator.product == 'Gecko' && !is_saf) && userAgent.substr(userAgent.indexOf('firefox') + 8, 3);
var is_ns = userAgent.indexOf('compatible') == -1 && userAgent.indexOf('mozilla') != -1 && !is_opera && !is_webtv && !is_saf;
var is_ie = (userAgent.indexOf('msie') != -1 && !is_opera && !is_saf && !is_webtv) && userAgent.substr(userAgent.indexOf('msie') + 5, 3);
/* 基础函数 */
function $(id) {
return document.getElementById(id);
}
function in_array(targetstr, sourcearry)
{
if(typeof sourcearry == 'string')
{
for(var i in sourcearry)
{
if(sourcearry[i] == targetstr)
{ return true; }
}
}
return false;
}
function add2array(targetarry, newstr)
{
targetarry[targetarry.length] = newstr;
return targetarry.length;
}
function del4array(targetarry, newstr)
{
for(i in targetarry) {
if(targetarry[i] == newstr) {
targetarry[i] = null;
}
}
return targetarry;
}
var Ajaxs = new Array();
function AjaxRequest(recvType, targetId) {
var ajax = new Object();
ajax.targetId = targetId ? document.getElementById(targetId) : null;
ajax.targetUrl = '';
ajax.para = '';
ajax.paratype = '';
ajax.recvType = recvType ? recvType : 'XML';
ajax.resultHandle = null;
ajax.labelname = '';
ajax.currentpage = '';
ajax.sourcename = '';
ajax.total = '';
ajax.pagesize = '';
ajax.createXMLHttpRequest = function() {
var oXmlHttp = false;
if(window.XMLHttpRequest) {
oXmlHttp = new XMLHttpRequest();
if(oXmlHttp.overrideMimeType) {
oXmlHttp.overrideMimeType('text/xml');
}
} else if(window.ActiveXObject) {
var xmlobjectarry = ["Microsoft.XMLHTTP","MSXML.XMLHTTP","Msxml2.XMLHTTP.7.0","Msxml2.XMLHTTP.6.0","Msxml2.XMLHTTP.5.0","Msxml2.XMLHTTP.4.0","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP"];
for(var i=0; i<xmlobjectarry.length; i++) {
try {
oXmlHttp = new ActiveXObject(xmlobjectarry[i]);
if(oXmlHttp) {
return oXmlHttpt;
}
} catch(oError) {}
}
}
return oXmlHttp;
}
ajax.XMLHttpRequest = ajax.createXMLHttpRequest();
ajax.processHandle = function() {
if(ajax.targetId) {
ajax.targetId.style.display = '';
}
if(ajax.XMLHttpRequest.readyState == 1 && ajax.targetId) {
ajax.targetId.innerHTML = xml_http_building_link;
} else if(ajax.XMLHttpRequest.readyState == 2 && ajax.targetId) {
ajax.targetId.innerHTML = xml_http_sending;
} else if(ajax.XMLHttpRequest.readyState == 3 && ajax.targetId) {
ajax.targetId.innerHTML = xml_http_loading;
} else if(ajax.XMLHttpRequest.readyState == 4) {
if(ajax.XMLHttpRequest.status == 200) {
Ajaxs = del4array(Ajaxs, ajax.targetUrl);
if(ajax.recvType == 'HTML') {
ajax.resultHandle(ajax.XMLHttpRequest.responseText);
} else if(ajax.recvType == 'XML') {
if(window.XMLHttpRequest)
{
ajax.resultHandle(ajax.XMLHttpRequest.responseText);
}
else
{
ajax.resultHandle(ajax.XMLHttpRequest.responseXML);
}
}
} else {
if(ajax.targetId) {
ajax.targetId.innerHTML = xml_http_load_failed.replace('[err:errcode]',ajax.XMLHttpRequest.status);
}
}
}
}
ajax.createXmlDom = function(xmlstry) {
var oXmlDom = false;
if(document.implementation && document.implementation.createDocument)
{
oXmlDom = document.implementation.createDocument("", "", null);
}
else
{
var aVersions = ["Microsoft.XMLDOM","MSXML2.DOMDocument.6.0","MSXML2.DOMDocument.5.0","Msxml2.DOMDocument.4.0","MSXML2.DOMDocument.3.0","MSXML2.DOMDocument"];
for (var i = 0; i < aVersions.length; i++)
{
try
{
oXmlDom = new ActiveXObject(aVersions[i]);
if(oXmlDom)
{
break;
}
}
catch (oError) {}
}
}
if(xmlstry != null)
{
oXmlDom.async=false;
if(!is_ie)
{
var oParser=new DOMParser();
oXmlDom = oParser.parseFromString(xmlstry, "text/xml");
}
else
{
if(is_ie == '7.0')
{
oXmlDom.loadXML(xmlstry);
}
else
{
if(window.XMLHttpRequest)
{
oXmlDom.loadXML(xmlstry);
}else{
oXmlDom.load(xmlstry);
}
}
}
}
return oXmlDom;
}
ajax.get = function(targetUrl, resultHandle) {
if(in_array(targetUrl, Ajaxs)) {
return false;
} else {
add2array(Ajaxs, targetUrl);
}
ajax.targetUrl = targetUrl;
ajax.XMLHttpRequest.onreadystatechange = ajax.processHandle;
ajax.resultHandle = resultHandle;
if(window.XMLHttpRequest) {
ajax.XMLHttpRequest.open('GET', ajax.targetUrl);
ajax.XMLHttpRequest.send(null);
} else {
ajax.XMLHttpRequest.open("GET", targetUrl, true);
ajax.XMLHttpRequest.send();
}
}
ajax.post = function(usemethod, targetUrl, resultHandle) {
if(in_array(targetUrl, Ajaxs)) {
return false;
} else {
add2array(Ajaxs, targetUrl);
}
ajax.targetUrl = targetUrl;
var xml_dom = ajax.createXmlDom();
xml_dom.async = false;
if(!is_opera) /* opera不需要声明这一段 */
{
var xmlproperty = xml_dom.createProcessingInstruction("xml","version=\"1.0\" encoding=\"utf-8\"");
xml_dom.appendChild(xmlproperty);
}
var objRoot = xml_dom.createElement("root");
var objField = xml_dom.createElement("type");
var oText = xml_dom.createTextNode(usemethod);
objField.appendChild(oText);
objRoot.appendChild(objField);
switch (usemethod)
{
case 'updatelabel':
objField = xml_dom.createElement("labelname");
oText = xml_dom.createTextNode(ajax.labelname);
objField.appendChild(oText);
objRoot.appendChild(objField);
objField = xml_dom.createElement("currentpage");
oText = xml_dom.createTextNode(ajax.currentpage);
objField.appendChild(oText);
objRoot.appendChild(objField);
var objattrib;
for(var i=0; i<ajax.para.length; i++) {
objField = xml_dom.createElement("attrib");
if(i < ajax.paratype.length)
{
switch (ajax.paratype[i])
{
case 'innerhtml':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode($(ajax.para[i]).innerHTML);
break;
case 'innertext':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode($(ajax.para[i]).innerText);
break;
case 'value':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode($(ajax.para[i]).value);
break;
case 'text':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode($(ajax.para[i]).Text);
break;
case 'select':
var optionCount = $(ajax.para[i]).length;
for (var m = 0; m < optionCount; m++) {
var option = $(ajax.para[i]).options[m];
if (option.selected) {
oText = xml_dom.createTextNode(option.value);
}
}
break;
case 'innerhtml.nohtml':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode(removehtml($(ajax.para[i]).innerHTML));
break;
case 'innertext.nohtml':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode(removehtml($(ajax.para[i]).innerText));
break;
case 'value.nohtml':
objattrib = xml_dom.createElement(ajax.para[i]);
oText = xml_dom.createTextNode(removehtml($(ajax.para[i]).value));
break;
case 'text.nohtml':
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