GridView实现用“...”代替超长字符串

最新推荐文章于 2012-09-05 11:08:23 发布

ybaiyf880810

最新推荐文章于 2012-09-05 11:08:23 发布

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CC 4.0 BY-SA版权

文章标签： dataset string object

本文链接：https://blog.youkuaiyun.com/ybaiyf880810/article/details/5724057

private void Bindata()
    {
        DataSet ds = new DataSet();
        SqlDataAdapter dap = ttopicmanager.PTopicListGet();
        dap.Fill(ds);
        DataTable dt = ds.Tables[0];
//绑定分页控件
        if (dt.Rows.Count > 0)
        {
            this.MyPaper1.RecordCount = dt.Rows.Count;
        }
        else
        {
            this.MyPaper1.RecordCount = 0;
        }
        dap.Fill(ds, MyPaper1.DataSet_StartIndex, MyPaper1.PageSize, "TOR");
        this.GVTopicList.DataSource = ds.Tables["TOR"];
        this.GVTopicList.DataBind();
        //数据绑定后过滤每一行即可
        for (int i = 0; i <= GVTopicList.Rows.Count - 1; i++)
        {
            DataRowView mydrv;
            string gIntro;
            if (GVTopicList.PageIndex == 0)
            {
                mydrv = ds.Tables[0].DefaultView[i];
                gIntro = Convert.ToString(mydrv["TopicName"]);
                GVTopicList.Rows[i].Cells[1].Text = SubStr(gIntro, 5).ToString();
            }
            else
            {
                mydrv = ds.Tables[0].DefaultView[i + (5 * GVTopicList.PageIndex)];
                gIntro = Convert.ToString(mydrv["TopicName"]);
                GVTopicList.Rows[i].Cells[1].Text = SubStr(gIntro, 5).ToString();
            }
        }
    }

    private object SubStr(string sString, int nLeng)
    {
        if (sString.Length <= nLeng)
        {
            return sString;
        }
        string sNewStr = sString.Substring(0, nLeng);
        sNewStr = sNewStr + "...";
        return sNewStr;

}