1using System;
  2using System.Data;
  3using System.Configuration;
  4using System.Collections;
  5using System.Web;
  6using System.Web.Security;
  7using System.Web.UI;
  8using System.Web.UI.WebControls;
  9using System.Web.UI.WebControls.WebParts;
 10using System.Web.UI.HtmlControls;
 11
 12public partial class UI_Case_Controls_SplitPage : System.Web.UI.UserControl
 13...{
 14    int pageIndex = 0;
 15
 16    /**//// <summary>
 17    /// 当前页
 18
 19    /// </summary>
 20    public int PageIndex
 21    ...{
 22        get ...{ return pageIndex; }
 23        set ...{ pageIndex = value; }
 24    }
 25
 26    int pageSize = 20;
 27    /**//// <summary>
 28    /// 每页显示的数据数
 29    /// </summary>
 30    public int PageSize
 31    ...{
 32        get ...{ return pageSize; }
 33        set ...{ pageSize = value; }
 34    }
 35
 36    int pageCount;
 37    /**//// <summary>
 38    /// 数据总数
 39    /// </summary>
 40    public int PageCount
 41    ...{
 42        get ...{ return pageCount; }
 43        set ...{ pageCount = value; }
 44    }
 45
 46    string parameter;
 47    /**//// <summary>
 48    /// 参数
 49    /// </summary>
 50    public string Parameter
 51    ...{
 52        get ...{ return parameter; }
 53        set ...{ parameter = value; }
 54    }
 55    int iPageTotal;
 56    public int PageTotal
 57    ...{
 58        get ...{ return iPageTotal; }
 59        set ...{ iPageTotal = value; }
 60    }
 61
 62    private int _ShowPage = 10;
 63    /**//// <summary>
 64    /// 数字链接的个数
 65    /// </summary>
 66    public int ShowPage
 67    ...{
 68        set ...{ _ShowPage = value; }
 69    }
 70
 71    protected void Page_Load(object sender, EventArgs e)
 72    ...{
 73        if (!IsPostBack)
 74        ...{
 75            SplitPageHyperLink();
 76        }
 77    }
 78
 79    private void SplitPageHyperLink()
 80    ...{
 81        // TODO: 处理URL
 82        string strPageIndexName = "?PageIndex=";
 83        string strUrl = Request.Url.ToString();
 84        if (strUrl.IndexOf("?") > 0)
 85        ...{
 86            strUrl = strUrl.Substring(0, strUrl.IndexOf("?"));
 87        }
 88        if (string.IsNullOrEmpty(parameter))
 89        ...{
 90            parameter = "";
 91        }
 92        strUrl += strPageIndexName;
 93
 94
 95        // TODO: 首页
 96        this.hyFirst.NavigateUrl = strUrl + "0" + parameter;
 97
 98        //显示中间的页数
 99        iPageTotal = (PageCount + pageSize - 1) / pageSize;
100
101
102        // TODO: 权限
103        ...#region
104        //if (Session["myUserInfo"] != null)
105        //{           
106        //    if (iPageTotal > 100)
107        //        iPageTotal = 100;
108        //}
109        //else
110        //{
111        //    if(iPageTotal>20)
112        //    iPageTotal = 20;
113        //}
114        #endregion
115
116        // TODO: 上一页
117        if (Convert.ToInt32(pageIndex) <= 0 | Convert.ToInt32(pageIndex) == iPageTotal)
118        ...{
119            pageIndex = 0;
120            hyFirst.NavigateUrl = "";
121            hyPrevious.NavigateUrl = "";
122        }
123        else
124        ...{
125            hyPrevious.NavigateUrl = strUrl + (pageIndex - 1) + parameter;
126        }
127
128        // TODO: 下一页
129        if (PageCount != 0 && Convert.ToInt32(pageIndex) != iPageTotal)
130        ...{
131            if (Convert.ToInt32(pageIndex) + 1 >= iPageTotal)
132            ...{
133                pageIndex = (iPageTotal - 1);
134                hyNext.NavigateUrl = "";
135                hyLast.NavigateUrl = "";
136            }
137            else
138            ...{
139                hyNext.NavigateUrl = strUrl + (pageIndex + 1) + parameter;
140                hyLast.NavigateUrl = strUrl + (iPageTotal - 1) + parameter;
141            }
142        }
143
144        // TODO: 显示 当前页/总页数
145        hyCount.Text = "<font color='red'>" + (pageIndex + 1) + "</font>/" + iPageTotal;
146
147        // TODO: 显示 总数据
148        hyPageTotal.Text = PageCount + "";
149
150        // TODO: 处理当中数字链接
151        int iSplitCount = (iPageTotal + _ShowPage - 1) / _ShowPage;
152        int iSplitCurrent = pageIndex / _ShowPage;
153        int iSplitBegin = iSplitCurrent * _ShowPage;
154        int iSplitEnd = (iSplitBegin + _ShowPage) > iPageTotal ? iPageTotal : (iSplitBegin + _ShowPage);
155        for (int i = iSplitBegin; i < iSplitEnd; i++)
156        ...{
157            HyperLink hLink = new HyperLink();
158            hLink.Text = (i + 1) + "";
159            hLink.NavigateUrl = strUrl + i + parameter;
160            if (i == pageIndex)
161            ...{
162                hLink.Enabled = false;
163            }
164            lblSplit.Controls.Add(hLink);
165        }
166    }
167}
168