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看QUICKSTART 里的个人门户里的代码谁能说说这段代码什么意思啊？

所属目录：Java | 类型：技术问答 | 时间：2007-05-21

问题：

using system;
using system.web;
using system.collections;
using system.web.ui;
using system.web.ui.htmlcontrols;
using system.web.ui.webcontrols;

public class defaultpage : portalmodulepage
{
public htmlanchor anchordelete;
public htmlanchor anchorcustomize;
public htmlanchor anchoroptions;
public htmlanchor anchoroptions2;
public htmlanchor anchoradd;
public label spanadd;
public label spandelete;
public htmlcontainercontrol pagepanellinks;
public placeholder leftuimodules;
public placeholder rightuimodules;
public panel login;

protected void page_load(object sender, eventargs e) {

int pageindex = 0;

if (request.querystring["_pageindex"] != null)
{
setpageindex(request.querystring["_pageindex"]);
pageindex = int32.parse(request.querystring["_pageindex"]);
}
else if (request.cookies["_pageindex"] != null) {
pageindex = int32.parse(request.cookies["_pageindex"].value);
}

if (pageindex != 0)
{
anchordelete.visible = true;
spandelete.visible = true;
}
else
{
anchordelete.visible = false;
spandelete.visible = false;
}

anchordelete.href = "/restricted/deletepage.aspx";
anchorcustomize.href = "/restricted/customize.aspx";
anchoroptions.href = "/restricted/options.aspx";
anchoroptions2.href = "/restricted/layout.aspx";

// dynamically construct page hyperlink list
buildpanelinklist(pagepanellinks, pageindex);

// dynamically construct module list for current page
buildmodulelist(leftuimodules, userstate["pagemodules_" + pageindex + "l"]);
buildmodulelist(rightuimodules, userstate["pagemodules_" + pageindex + "r"]);
databind();
}

private void buildmodulelist(control parent, string modules) {

if (modules == null)
return;

string [] modulelist = modules.split(new char[] {;});

if ((userstate["userid"]=="anonymous")&&(parent.id=="leftuimodules"))
login.visible=true;

for (int i=0;i<modulelist.length;i++) {

string modulesource = modulelist[i];

if ((modulesource != null)&&(modulesource != "")&&(modulesource != "system.dbnull")) {

control uimodule = page.loadcontrol(modulesource);

parent.controls.add(new literalcontrol("<tr><td>"));
parent.controls.add(uimodule);
parent.controls.add(new literalcontrol("</td></tr>"));
}
}
}

private void buildpanelinklist(htmlcontainercontrol container, int currentpageindex) {

string pagenames = userstate["pagenames"];

if (pagenames == null)
return;

string [] pagelist = pagenames.split(new char[] { ; });

if (pagelist.length > 2)
{
anchoradd.visible = false;
spanadd.visible = false;
}
else
{
anchoradd.visible = true;
spanadd.visible = true;
}

for (int i=0; i<pagelist.length; i++) {

if (pagelist[i] == null)
break;

if (i == currentpageindex) {

container.innerhtml += "<td align=center bgcolor=" + userstate["headcolor"] + " width=20%>";
container.innerhtml += " <table bgcolor=" + userstate["headcolor"] + " border=0 width=100% cellspacing=0 cellpadding=2>";
container.innerhtml += " <tr align=center>";
container.innerhtml += " <td></a><font face=arial, 宋体 color=white><b> "+pagelist[i]+"</b></font> </td>";
container.innerhtml += " </tr>";
container.innerhtml += " </table>";
container.innerhtml += "</td>";
container.innerhtml += "<td width=1%> </td>";
}
else {

container.innerhtml += "<td align=center bgcolor=" + userstate["subheadcolor"] + " width=20%>";
container.innerhtml += " <table bgcolor=" + userstate["subheadcolor"] + " border=0 width=100% cellspacing=0 cellpadding=2>";
container.innerhtml += " <tr align=center>";
container.innerhtml += " <td><font face=arial, 宋体 size=-1> <a href=default.aspx?_pageindex=" + i + ">"+pagelist[i]+"</a></font> </td>";
container.innerhtml += " </tr>";
container.innerhtml += " </table>";
container.innerhtml += "</td>";
container.innerhtml += "<td width=1%> </td>";
}
}
}

protected void signoff_click(object sender, eventargs e)
{
setpageindex("0");
system.web.security.formsauthentication.signout();
response.redirect("/default.aspx");
}

protected void addpage_click(object sender, eventargs e) {

if (string.compare(userstate["userid"],"anonymous") == 0)
{
response.redirect("/login.aspx");
}
else
{
string pagenames = userstate["pagenames"] + ";new page";
string[] pagelist = pagenames.split(new char[] { ; });
int numpages = pagelist.length - 1;
setpageindex(numpages.tostring());
userstate["pagenames"] = pagenames;
response.redirect("/restricted/customize.aspx");
}
}

private void setpageindex(string value)
{
httpcookie pageindex = new httpcookie("_pageindex", value);
pageindex.path = "/";
pageindex.expires = new datetime(2002, 10, 10);
response.appendcookie(pageindex);
}
}

· 网友精彩回答：

发表者：sykpboy

你要每行的註釋嗎

发表者：fengfangfang

buildmodulelist函数用于动态加载用户控件的

发表者：thristian

不知道你哪不明白

处理 SSI 文件时出错

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