悬赏:c#网站程序文章列表分页(上一页+下拉框跳转+下一页)
问题描述：
大神们,一网站程序,想改下文章列表分页显示!
我网站原来的显示样式是这样的:
改成下面2图中任意一图都可以!
问题解决.
答
有用记得采纳~~：）
public void PageWrite(string contentCode)
{
if (this.Pconut >= 2)
{
string str = Regex.Replace(Regex.Replace(Regex.Replace(HttpContext.Current.Request.Url.ToString(), "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), @"\?" + this.PageName + "=([0-9]*)", "?", RegexOptions.IgnoreCase).Replace("&", "&").Replace("&", "&");
////////////////////////////////////////////////下拉框
string concatChr = str.Contains("?") ? "&" : "?";
string select = "<select onchange='location=this.value'>";
for (int i = 1; i <= this.Pconut; i++)
{
select += "<option value='" + string.Concat(new object[] { "<a href=\"", str, concatChr, this.PageName, "=", i, "\">[下页]</a>" }) + "'>第" + i + "页</option>";
}
select += "</select>";
////////////////////////////////////////////////
///给你个建议，下面这个Contains完全没必要了，你就只是改个url连接字符串时&或者&而已，我上面的代码已经有了，自己整合下下面的代码
if (str.Contains("?"))
{
if (this.Nowpage < this.Pconut)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", str, "&", this.PageName, "=", this.Nowpage + 1, "\">[下页]</a>" }));
}
HttpContext.Current.Response.Write(select);////////////////////////输出下拉框
if (this.Nowpage > 1)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", str, "&", this.PageName, "=", this.Nowpage - 1, "\">[上页]</a>" }));
}
}
else
{
if (this.Nowpage < this.Pconut)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", str, "?", this.PageName, "=", this.Nowpage + 1, "\">[下页]</a>" }));
}
HttpContext.Current.Response.Write(select);////////////////////////输出下拉框
if (this.Nowpage > 1)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", str, "?", this.PageName, "=", this.Nowpage - 1, "\">[上页]</a>" }));
}
}
if ((this.Nowpage < this.Pconut) || (this.Nowpage > 1))
{
HttpContext.Current.Response.Write("<br />");
}
HttpContext.Current.Response.Write(string.Concat(new object[] { "", contentCode, ",当前", this.Nowpage, "/", this.Pconut, "页<br/>" }));
if (this.Pconut > 3)
{
switch (MyTo.Toint(HttpContext.Current.Request.QueryString["v"]))
{
case 1:
case 2:
{
string str2 = HttpContext.Current.Request.QueryString.ToString();
if (!string.IsNullOrEmpty(str2))
{
str2 = Regex.Replace(Regex.Replace(Regex.Replace(str2, "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), @"\?" + this.PageName + "=([0-9]*)", "?", RegexOptions.IgnoreCase).Replace("&", "&");
}
HttpContext.Current.Response.Write("\r\n<form method=\"get\" name=\"form1\" action=\"" + HttpContext.Current.Request.ServerVariables["URL"] + "\">\r\n");
HttpContext.Current.Response.Write(string.Concat(new object[] { "<input name=\"", this.PageName, "\" format=\"*N\" emptyok=\"true\" maxlength=\"9\" size=\"3\" value=\"", this.Nowpage + 1, "\"/>\r\n" }));
if (!string.IsNullOrEmpty(str2))
{
foreach (string str6 in str2.Split(new char[] { '&' }))
{
if (!string.IsNullOrEmpty(str6))
{
string str3 = MyTo.StringCut(str6, "", "=", 0);
string str4 = MyTo.StringCut(str6, "=", "", 0);
if (str3 != this.PageName)
{
HttpContext.Current.Response.Write("<input name=\"" + str3 + "\" type=\"hidden\" id=\"" + str3 + "\" value=\"" + str4 + "\"/>\r\n");
}
}
}
}
HttpContext.Current.Response.Write("<input type=\"submit\" class=submit value=\"跳到此页\"/>\r\n");
HttpContext.Current.Response.Write("</form><br/>\r\n");
return;
}
}
string str5 = DateTime.Now.ToString("yyMdHmmss");
HttpContext.Current.Response.Write(string.Concat(new object[] { "<input name=\"page", str5, "\" format=\"*N\" emptyok=\"true\" maxlength=\"9\" size=\"3\" value=\"", this.Nowpage + 1, "\"/>" }));
HttpContext.Current.Response.Write("<anchor title=\"Go\">[跳到此页]");
HttpContext.Current.Response.Write("<go href=\"" + str + "\" sendreferer=\"true\" method=\"get\" accept-charset=\"utf-8\">");
HttpContext.Current.Response.Write("<postfield name=\"" + this.PageName + "\" value=\"$(page" + str5 + ")\"/>");
HttpContext.Current.Response.Write("</go></anchor><br/>");
}
}
}
public void PageWrite(string contentCode, string _Page_Url)
{
if (this.Pconut >= 2)
{
_Page_Url = Regex.Replace(_Page_Url, "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase);
_Page_Url = Regex.Replace(_Page_Url, "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase);
_Page_Url = Regex.Replace(_Page_Url, @"\?" + this.PageName + "=([0-9]*)", "?", RegexOptions.IgnoreCase);
_Page_Url = _Page_Url.Replace("&", "&");
_Page_Url = _Page_Url.Replace("&", "&");
////////////////////////////////////////////////下拉框
string concatChr = _Page_Url.Contains("?") ? "&" : "?";
string select = "<select onchange='location=this.value'>";
for (int i = 1; i <= this.Pconut; i++)
{
select += "<option value='" + string.Concat(new object[] { "<a href=\"", _Page_Url, concatChr, this.PageName, "=", i, "\">[下页]</a>" }) + "'>第" + i + "页</option>";
}
select += "</select>";
////////////////////////////////////////////////
if (_Page_Url.Contains("?"))
{
if (this.Nowpage < this.Pconut)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", _Page_Url, "&", this.PageName, "=", this.Nowpage + 1, "\">[下页]</a>" }));
}
HttpContext.Current.Response.Write(select);////////////////////////输出下拉框
if (this.Nowpage > 1)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", _Page_Url, "&", this.PageName, "=", this.Nowpage - 1, "\">[上页]</a>" }));
}
}
else
{
if (this.Nowpage < this.Pconut)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", _Page_Url, "?", this.PageName, "=", this.Nowpage + 1, "\">[下页]</a>" }));
}
HttpContext.Current.Response.Write(select);////////////////////////输出下拉框
if (this.Nowpage > 1)
{
HttpContext.Current.Response.Write(string.Concat(new object[] { "<a href=\"", _Page_Url, "?", this.PageName, "=", this.Nowpage - 1, "\">[上页]</a>" }));
}
}
if ((this.Nowpage < this.Pconut) || (this.Nowpage > 1))
{
HttpContext.Current.Response.Write("<br />");
}
HttpContext.Current.Response.Write(string.Concat(new object[] { "", contentCode, ",当前", this.Nowpage, "/", this.Pconut, "页<br/>" }));
if (this.Pconut > 3)
{
switch (MyTo.Toint(HttpContext.Current.Request.QueryString["v"]))
{
case 1:
case 2:
{
string str = HttpContext.Current.Request.QueryString.ToString();
if (!string.IsNullOrEmpty(str))
{
str = Regex.Replace(Regex.Replace(Regex.Replace(str, "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), "&" + this.PageName + "=([0-9]*)", "", RegexOptions.IgnoreCase), @"\?" + this.PageName + "=([0-9]*)", "?", RegexOptions.IgnoreCase).Replace("&", "&");
}
HttpContext.Current.Response.Write("\r\n<form method=\"get\" name=\"form1\" action=\"" + HttpContext.Current.Request.ServerVariables["URL"] + "\">\r\n");
HttpContext.Current.Response.Write(string.Concat(new object[] { "<input name=\"", this.PageName, "\" format=\"*N\" emptyok=\"true\" maxlength=\"9\" size=\"3\" value=\"", this.Nowpage + 1, "\"/>\r\n" }));
if (!string.IsNullOrEmpty(str))
{
foreach (string str5 in str.Split(new char[] { '&' }))
{
if (!string.IsNullOrEmpty(str5))
{
string str2 = MyTo.StringCut(str5, "", "=", 0);
string str3 = MyTo.StringCut(str5, "=", "", 0);
if (str2 != this.PageName)
{
HttpContext.Current.Response.Write("<input name=\"" + str2 + "\" type=\"hidden\" id=\"" + str2 + "\" value=\"" + str3 + "\"/>\r\n");
}
}
}
}
HttpContext.Current.Response.Write("<input type=\"submit\" class=submit value=\"跳到此页\"/>\r\n");
HttpContext.Current.Response.Write("</form><br/>\r\n");
return;
}
}
string str4 = DateTime.Now.ToString("yyMdHmmss");
HttpContext.Current.Response.Write(string.Concat(new object[] { "<input name=\"page", str4, "\" format=\"*N\" emptyok=\"true\" maxlength=\"9\" size=\"3\" value=\"", this.Nowpage + 1, "\"/>" }));
HttpContext.Current.Response.Write("<anchor title=\"Go\">[跳到此页]");
HttpContext.Current.Response.Write("<go href=\"" + _Page_Url + "\" sendreferer=\"true\" method=\"get\" accept-charset=\"utf-8\">");
HttpContext.Current.Response.Write("<postfield name=\"page\" value=\"$(page" + str4 + ")\"/>");
HttpContext.Current.Response.Write("</go></anchor><br/>");
}
}
}