/// <summary>
/// 构造
/// </summary>
/// <param name="objPageParameter"></param>
public PageHelper(PageHelper objPageParameter)
{
if (objPageParameter != null)
{
this.PageIndex = objPageParameter.PageIndex;
this.PageSize = objPageParameter.PageSize;
this.RecordCount = objPageParameter.RecordCount;
this.OrderBy = objPageParameter.OrderBy;
this.Filter = objPageParameter.Filter;
}
}
/// <summary>
/// 通用获取列表设置
/// </summary>
/// <returns></returns>
public PageHelper GetPageParameterInfo()
{
PageHelper parameter = new PageHelper();
parameter.PageIndex = TypeParse.StrToInt(GetRequestString("page"), 1);
parameter.PageSize = TypeParse.StrToInt(GetRequestString("pageSize"), 0);
parameter.OrderBy = string.Format("{0} {1}", Request.Form["sort"] ?? "AddTime", Request.Form["order"] ?? "desc");
if (parameter.PageSize <= 0)
{
int size = Utility.GetInt32(Utility.GetAppSetting("PageSizeDefault"));
parameter.PageSize = size <= 0 ? 20 : size;
}
return parameter;
}
/// <summary>
/// 页面信息呈现
/// </summary>
/// <param name="pageHelper">分页助手类</param>
/// <param name="showbutton"></param>
/// <returns></returns>
public static string PageInfo(PageHelper pageHelper,bool showbutton)
{
string str = "";
int num = pageHelper.PageCount;
int reCount = pageHelper.RecordCount;
int pageSize = pageHelper.PageSize;
string pageParameter = pageHelper.Filter;
int indexPage = pageHelper.PageIndex;
str = "<table id='pagetab' border='0' cellpadding='0' style='border-collapse: collapse' width='100%' height='20'>";
object obj2 = str + "<tr><td align='right' id='tdtest'>";
str =
string.Concat(new object[]
{
obj2, "共<b>", reCount, "</b>条记录 每页<b>", pageSize, "</b>条记录 共<b>", num, "</b>页 <b>",
indexPage, "</b>/<b>", num, "</b> 分页:"
});
if (indexPage > 1)
{
object obj3 = str + "<a href=# title=First name='"+1+"'>首页</a> ";
str =
string.Concat(new object[] { obj3, "<a href=# title=Previous name='"+(indexPage-1)+"'>上一页</a>" });
}
if (indexPage < num)
{
object obj6 = str;
object obj7 =
string.Concat(new object[] { obj6, "<a href=# title=Next name='"+(indexPage+1)+"'>下一页</a> " });
str =
string.Concat(new object[] { obj7, "<a href=# title=LastPage name='"+num+"'>尾页</a>" });
}
str = str + " </td>";
if (showbutton)
{
str = str +
"<td width='80'><form style='line-height: 150%; margin-top: 0; margin-bottom: 0' name='Select_Page' action='?' mothed='get'><input type='text' style='width:30px;' id='select_page_goto' name='Page' size='2'><a href=# name='B1'>跳转</a>" +
GetPageParameterHidden(SplitPageParameter(pageParameter)) + "</form></td>";
}
return (str + "</tr></table>");
}