一个常用的Class used for UI unification

/**//******************************************************************
** Copyright (c) 2001-2006 
** FileName:    UIHelper.cs
** Creator:     
** CreateDate:  
** Changer:     
** LastChangeDate:
** Description: Class used for UI unification.
 *              It will make easier to set the UI. 
 *              More info please read the remark of functions.
** VersionInfo:
******************************************************************/
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Drawing;
using System.Text;
using System.Collections;



/**//// <summary>
/// Summary description for UIHelper
/// </summary>
public class UIHelper
{
    Property Get BaseUrl#region Property Get BaseUrl
    /**//// <summary>
    /// The base url of application
    /// </summary>
    public static string BaseUrl
    {
        get
        {
            string strBaseUrl = "";
            strBaseUrl += "http://" + HttpContext.Current.Request.Url.Host;
            if (HttpContext.Current.Request.Url.Port.ToString() != "80")
            {
                strBaseUrl += ":" + HttpContext.Current.Request.Url.Port;
            }
            strBaseUrl += HttpContext.Current.Request.ApplicationPath;

            return strBaseUrl + "/";
        }
    }
    #endregion

    Static Alert()#region Static Alert()
    public static void Alert(System.Web.UI.Page pageCurrent, string strMsg)
    {

        //Replace \n
        strMsg = strMsg.Replace("\n", "\\n");
        //Replace \r
        strMsg = strMsg.Replace("\r", "\\r");
        //Replace "
        strMsg = strMsg.Replace("\"", "\\\"");
        //Replace '
        strMsg = strMsg.Replace("\'", "\\\'");

        pageCurrent.ClientScript.RegisterStartupScript(pageCurrent.GetType(),
            System.Guid.NewGuid().ToString(),
            "<script>window.alert('" + strMsg + "')</script>"
            );
    }

    #endregion

    Static Alert()#region Static Alert()
    //public static void Alert(UpdatePanel upUsedUpdatePanel, string strMsg)
    //{

    //    //Replace \n
    //    strMsg = strMsg.Replace("\n", "\\n");
    //    //Replace \r
    //    strMsg = strMsg.Replace("\r", "\\r");
    //    //Replace "
    //    strMsg = strMsg.Replace("\"", "\\\"");
    //    //Replace '
    //    strMsg = strMsg.Replace("\'", "\\\'");
    //    ScriptManager.RegisterStartupScript(upUsedUpdatePanel, upUsedUpdatePanel.GetType(), Guid.NewGuid().ToString(), "<script>window.alert('" + strMsg + "')</script>", false);
    //}

    #endregion

    Static Redirect()#region Static Redirect()
    /**//// <summary>
    /// Add the javascript method to redirect page on client
    /// Created : 
    /// Modified: 
    /// </summary>
    /// <param name="pageCurrent"></param>
    /// <param name="strPage"></param>
    public static void Redirect(System.Web.UI.Page pageCurrent, string strPage)
    {
        if (!pageCurrent.IsCallback)
        {
            pageCurrent.Response.Redirect(strPage);
        }
        else
        {

        }
        //pageCurrent.RegisterStartupScript(
        //    System.Guid.NewGuid().ToString(),
        //    "<script>window.location.href='" + strPage + "'</script>"
        //    );
    }
    /**//// <summary>
    /// javascript redirect to another page
    /// </summary>
    /// <param name="pageCurrent"></param>
    /// <param name="strPage"></param>
    public static void JavescriptRedirect(System.Web.UI.Page pageCurrent, string strPage)
    {
        pageCurrent.ClientScript.RegisterStartupScript(pageCurrent.GetType(),
            System.Guid.NewGuid().ToString(),
            "<script>window.location.href='" + strPage + "'</script>"
            );
    }
    #endregion

    Static AddConfirm#region Static AddConfirm
    /**//// <summary>
    /// Add the confirm message to button
    /// 
    /// 
    /// </summary>
    /// <param name="button">The control, must be a button</param>
    /// <param name="strMsg">The popup message</param>
    public static void AddConfirm(System.Web.UI.WebControls.Button button, string strMsg)
    {
        strMsg = strMsg.Replace("\n", "\\n");
        strMsg = strMsg.Replace("\r", "\\r");
        strMsg = strMsg.Replace("\"", "\\\"");
        strMsg = strMsg.Replace("\'", "\\\'");
        button.Attributes.Add("onClick", "return confirm('" + strMsg + "')");
    }

    /**//// <summary>
    /// Add the confirm message to button
    ///
    /// 
    /// </summary>
    /// <param name="button">The control, must be a button</param>
    /// <param name="strMsg">The popup message</param>
    public static void AddConfirm(System.Web.UI.WebControls.ImageButton button, string strMsg)
    {
        strMsg = strMsg.Replace("\n", "\\n");
        strMsg = strMsg.Replace("\r", "\\r");
        strMsg = strMsg.Replace("\"", "\\\"");
        strMsg = strMsg.Replace("\'", "\\\'");
        button.Attributes.Add("onClick", "return confirm('" + strMsg + "')");
    }

    /**//// <summary>
    /// Add the confirm message to one column of gridview
    /// </summary>
    /// <param name="grid">The control, must be a GridView</param>
    /// <param name="intColIndex">The column index. It's usually the column which has the "delete" button.</param>
    /// <param name="strMsg">The popup message</param>
    public void AddConfirm(System.Web.UI.WebControls.GridView grid, int intColIndex, string strMsg)
    {
        strMsg = strMsg.Replace("\n", "\\n");
        strMsg = strMsg.Replace("\r", "\\r");
        strMsg = strMsg.Replace("\"", "\\\"");
        strMsg = strMsg.Replace("\'", "\\\'");
        for (int i = 0; i < grid.Rows.Count; i++)
        {
            grid.Rows[i].Cells[intColIndex].Attributes.Add("onclick", "return confirm('" + strMsg + "')");
        }
    }
    #endregion

    Static AddShowDialog#region Static AddShowDialog
    /**//// <summary>
    /// Add the javascript method showModalDialog to button
    /// </summary>
    /// <param name="button">The control, must be a button</param>
    /// <param name="strUrl">The page url, including query string</param>
    /// <param name="intWidth">Width of window</param>
    /// <param name="intHeight">Height of window</param>
    public static void AddShowDialog(System.Web.UI.WebControls.Button button, string strUrl, int intWidth, int intHeight)
    {
        string strScript = "";
        strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
        strScript += "var strName ='';";

        if (strUrl.Substring(0, 1) == "/")
        {
            strUrl = strUrl.Substring(1, strUrl.Length - 1);
        }

        strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

        strScript += "window.showModalDialog(\'" + strUrl + "\',window,strFeatures);return false;";

        button.Attributes.Add("onClick", strScript);
    }
    #endregion

    Static AddShowDialog#region Static AddShowDialog
    /**//// <summary>
    /// Add the javascript method showModalDialog to button
    /// </summary>
    /// <param name="button">The control, must be a link button</param>
    /// <param name="strUrl">The page url, including query string</param>
    /// <param name="intWidth">Width of window</param>
    /// <param name="intHeight">Height of window</param>
    public static void AddShowDialog(System.Web.UI.WebControls.LinkButton button, string strUrl, int intWidth, int intHeight)
    {
        string strScript = "";
        strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
        strScript += "var strName ='';";

        if (strUrl.Substring(0, 1) == "/")
        {
            strUrl = strUrl.Substring(1, strUrl.Length - 1);
        }

        strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

        strScript += "window.showModalDialog(\'" + strUrl + "\',strName,strFeatures);return false;";

        button.Attributes.Add("onClick", strScript);
    }
    #endregion

    Static AddShowDialog#region Static AddShowDialog
    /**//// <summary>
    /// Add the javascript method showModalDialog to button
    /// </summary>
    /// <param name="button">The control, must be a button</param>
    /// <param name="strUrl">The page url, including query string</param>
    /// <param name="intWidth">Width of window</param>
    /// <param name="intHeight">Height of window</param>
    public static void AddShowDialog(System.Web.UI.WebControls.ImageButton button, string strUrl, int intWidth, int intHeight)
    {
        //string strScript = "";
        //strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
        //strScript += "var strName ='';";

        //if (strUrl.Substring(0, 1) == "/")
        //{
        //    strUrl = strUrl.Substring(1, strUrl.Length - 1);
        //}

        //strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

        //strScript += "window.showModalDialog(\'" + strUrl + "\',window,strFeatures);return false;";

        //button.Attributes.Add("onClick", strScript);
        AddShowDialog(button, strUrl, intWidth, intHeight, false);
    }
    #endregion

    public static void AddShowDialog(System.Web.UI.WebControls.ImageButton button, string strUrl, int intWidth, int intHeight, bool isRefreshParentPage)
    {
        if (isRefreshParentPage)
        {
            string strScript = "";
            strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
            strScript += "var strName ='';";

            if (strUrl.Substring(0, 1) == "/")
            {
                strUrl = strUrl.Substring(1, strUrl.Length - 1);
            }

            strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

            strScript += "window.showModalDialog(\'" + strUrl + "\',window,strFeatures);return true;";

            button.Attributes.Add("onClick", strScript);
        }
        else
        {
            string strScript = "";
            strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
            strScript += "var strName ='';";

            if (strUrl.Substring(0, 1) == "/")
            {
                strUrl = strUrl.Substring(1, strUrl.Length - 1);
            }

            strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

            strScript += "window.showModalDialog(\'" + strUrl + "\',window,strFeatures);return false;";

            button.Attributes.Add("onClick", strScript);

        }
    }

    Static OpenWindow#region Static OpenWindow
    /**//// <summary>
    /// Use "window.open" to popup the window
    ///
    /// 
    /// </summary>
    /// <param name="strUrl">The url of window, start with "/", not "http://"</param>
    /// <param name="intWidth">Width of popup window</param>
    /// <param name="intHeight">Height of popup window</param>
    public static void OpenWindow(System.Web.UI.Page pageCurrent, string strUrl, int intWidth, int intHeight)
    {
        string strScript = "";
        strScript += "var strFeatures = 'width:" + intWidth.ToString() + "px;height:" + intHeight.ToString() + "px';";
        strScript += "var strName ='__WIN';";
        //strScript += "alert(strFeatures);";

       
        if (strUrl.Substring(0, 1) == "/")
        {
            strUrl = strUrl.Substring(1, strUrl.Length - 1);
        }
       

        strUrl = BaseUrl + strUrl;

        strScript += "window.open(\"" + strUrl + "\",strName,strFeatures);";

        pageCurrent.RegisterStartupScript(
            System.Guid.NewGuid().ToString(),
            "<script language='javascript'>" + strScript + "</script>"
            );
    }
    #endregion

    Static OpenWindow#region Static OpenWindow
    /**//// <summary>
    /// Use "window.open" to popup the window
    /// 
    /// </summary>
    /// <param name="strUrl">The url of window, start with "/", not "http://"</param>
    /// <param name="intWidth">Width of popup window</param>
    /// <param name="intHeight">Height of popup window</param>
    //public static void OpenWindow(UpdatePanel upParentPanel, string strUrl, int intWidth, int intHeight)
    //{
    //    string strScript = "";
    //    strScript += "var strFeatures = 'width:" + intWidth.ToString() + "px;height:" + intHeight.ToString() + "px';";
    //    strScript += "var strName ='__WIN';";
    //    //strScript += "alert(strFeatures);";

    //    
    //    if (strUrl.Substring(0, 1) == "/")
    //    {
    //        strUrl = strUrl.Substring(1, strUrl.Length - 1);
    //    }
    //    

    //    strUrl = BaseUrl + strUrl;

    //    strScript += "window.open(\"" + strUrl + "\",strName,strFeatures);";

    //    ScriptManager.RegisterStartupScript(upParentPanel, upParentPanel.GetType(), Guid.NewGuid().ToString(),
    //         "<script language='javascript'>" + strScript + "</script>", false
    //    );
    //}
    #endregion

    Static ShowDialog#region Static ShowDialog
    /**//// <summary>
    /// Use "window.showModalDialog" to show the dialog
    /// 
    /// 
    /// </summary>
    /// <param name="strUrl">The url of dialog, start with "/", not "http://"</param>
    /// <param name="intWidth">Width of dialog</param>
    /// <param name="intHeight">Height of dialog</param>
    public static void ShowDialog(System.Web.UI.Page pageCurrent, string strUrl, int intWidth, int intHeight)
    {
        string strScript = "";
        strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
        strScript += "var strName ='';";

       
        if (strUrl.Substring(0, 1) == "/")
        {
            strUrl = strUrl.Substring(1, strUrl.Length - 1);
        }
      

        strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

        //strScript += "window.showModalDialog(\"" + strUrl + "\",strName,strFeatures);";
        strScript += "window.showModalDialog(\"" + strUrl + "\",window,strFeatures); ";

        pageCurrent.RegisterStartupScript(
            System.Guid.NewGuid().ToString(),
            "<script language='javascript'>" + strScript + "</script>"
            );
    }
    #endregion

    Static ShowDialog#region Static ShowDialog
    /**//// <summary>
    /// Use "window.showModalDialog" to show the dialog
    /// 
    ///
    /// </summary>
    /// <param name="strUrl">The url of dialog, start with "/", not "http://"</param>
    /// <param name="intWidth">Width of dialog</param>
    /// <param name="intHeight">Height of dialog</param>
    //public static void ShowDialog(UpdatePanel upParentPanel, string strUrl, int intWidth, int intHeight)
    //{
    //    string strScript = "";
    //    strScript += "var strFeatures = 'dialogWidth=" + intWidth.ToString() + "px;dialogHeight=" + intHeight.ToString() + "px;center=yes;help=no;status=no';";
    //    strScript += "var strName ='';";

    //    
    //    if (strUrl.Substring(0, 1) == "/")
    //    {
    //        strUrl = strUrl.Substring(1, strUrl.Length - 1);
    //    }
    //   
    //    strUrl = BaseUrl + "DialogFrame.aspx?URL=" + strUrl;

    //    //strScript += "window.showModalDialog(\"" + strUrl + "\",strName,strFeatures);";
    //    strScript += "window.showModalDialog(\"" + strUrl + "\",window,strFeatures); ";

    //    ScriptManager.RegisterStartupScript(upParentPanel, upParentPanel.GetType(), Guid.NewGuid().ToString(),
    //        "<script language='javascript'>" + strScript + "</script>", false);
    //}
    #endregion

    Static SetGridStyle#region Static SetGridStyle
    /**//// <summary>
    /// Set the style of GridView.
    /// You may call "base.SetGridStyle(MyGridId)" to set the style. So the application has the same grid style.
    /// Note: Do not set any style of your GridView, and only use this method.
    /// Created : 
    /// Modified: 
    /// </summary>
    /// <param name="objGrid"></param>
    public static void SetGridStyle(System.Web.UI.WebControls.GridView objGrid)
    {


        DateTime DT = new DateTime();
        for (int i = 0; i < objGrid.Rows.Count; i++)
        {
            for (int j = 0; j < objGrid.Rows[i].Cells.Count; j++)
            {
                if (DateTime.TryParse(objGrid.Rows[i].Cells[j].Text, out DT))
                {
                    if (DT.Year == DateTime.Parse("0001-1-1 0:00:00").Year)
                    {
                        objGrid.Rows[i].Cells[j].Text = "--";
                    }
                }
            }

        }
        //Grid Style
        //objGrid.BorderColor = System.Drawing.Color.FromName("#348AA1");
        //objGrid.BorderWidth = 1;
        //objGrid.BorderStyle = BorderStyle.Solid;
        //objGrid.CellPadding = 3;
        //objGrid.CellSpacing = 1;
        //objGrid.GridLines = GridLines.None;

        /**/////Row Style
        //objGrid.RowStyle.ForeColor = System.Drawing.Color.FromName("#000000");
        //objGrid.RowStyle.BackColor = System.Drawing.Color.FromName("#FFFFFF");

        //AlternatingRowStyle
        //objGrid.AlternatingRowStyle.ForeColor = System.Drawing.Color.FromName("#000000");
        //objGrid.AlternatingRowStyle.BackColor = System.Drawing.Color.FromName("#E8E8E8");

        //HeaderStyle
        //if (objGrid.HeaderRow != null)
        //{
        //    objGrid.HeaderRow.Height = 20;
        //    objGrid.HeaderStyle.Font.Bold = true;
        //    objGrid.HeaderStyle.HorizontalAlign = HorizontalAlign.Center;
        //    objGrid.HeaderStyle.BackColor = System.Drawing.Color.FromName("#348AA1");
        //    objGrid.HeaderStyle.ForeColor = System.Drawing.Color.FromName("#FFFFFF");

        //}

        //SelectedRow
        objGrid.SelectedRowStyle.Font.Bold = true;

        //PagerStyle
        //objGrid.PagerStyle.HorizontalAlign = HorizontalAlign.Right;

        //MouseOver color
        foreach (GridViewRow row in objGrid.Rows)
        {
            //Selected,#E2DED6
            row.Attributes.Add("onMouseOver", "this.style.background='#d7e1e6'");

            if (row.RowIndex % 2 != 0)
            {
                //Alternating Row
                row.Attributes.Add("onMouseOut", "this.style.background='#F3F3F3'");
            }
            else
            {
                //Normal Row
                row.Attributes.Add("onMouseOut", "this.style.background='#e8e8e8'");
            }
        }

        //objGrid.EmptyDataText = "没有找到符合条件的数据!";
    }

    public static void SetGridStyle(System.Web.UI.WebControls.GridView objGrid, string strEmptyData)
    {

        //Grid Style
        objGrid.BorderColor = System.Drawing.Color.FromName("#348AA1");
        objGrid.BorderWidth = 1;
        objGrid.BorderStyle = BorderStyle.Solid;
        objGrid.CellPadding = 3;
        objGrid.CellSpacing = 1;
        objGrid.GridLines = GridLines.None;

        /**/////Row Style
        objGrid.RowStyle.ForeColor = System.Drawing.Color.FromName("#000000");
        objGrid.RowStyle.BackColor = System.Drawing.Color.FromName("#FFFFFF");

        //AlternatingRowStyle
        objGrid.AlternatingRowStyle.ForeColor = System.Drawing.Color.FromName("#000000");
        objGrid.AlternatingRowStyle.BackColor = System.Drawing.Color.FromName("#E8E8E8");

        //HeaderStyle
        if (objGrid.HeaderRow != null)
        {
            objGrid.HeaderRow.Height = 20;
            objGrid.HeaderStyle.Font.Bold = true;
            objGrid.HeaderStyle.HorizontalAlign = HorizontalAlign.Center;
            objGrid.HeaderStyle.BackColor = System.Drawing.Color.FromName("#348AA1");
            objGrid.HeaderStyle.ForeColor = System.Drawing.Color.FromName("#FFFFFF");

        }

        //SelectedRow
        objGrid.SelectedRowStyle.Font.Bold = true;

        //PagerStyle
        objGrid.PagerStyle.HorizontalAlign = HorizontalAlign.Right;

        //MouseOver color
        foreach (GridViewRow row in objGrid.Rows)
        {
            //Selected,#E2DED6
            row.Attributes.Add("onMouseOver", "this.style.background='#E2DED6'");

            if (row.RowIndex % 2 != 0)
            {
                //Alternating Row
                row.Attributes.Add("onMouseOut", "this.style.background='#E8E8E8'");
            }
            else
            {
                //Normal Row
                row.Attributes.Add("onMouseOut", "this.style.background='#FFFFFF'");
            }
        }
        objGrid.EmptyDataText = strEmptyData;
    }
    #endregion

    Static SetTreeStyle#region Static SetTreeStyle
    /**//// <summary>
    /// Set the style of TreeView.
    /// You may call "base.SetTreeStyle(MyTreeId)" to set the style. So the application has the same tree style.
    /// Note: Do not set any style of your TreeView, and only use this method.
    /// 
    /// </summary>
    /// <param name="objTree"></param>
    public static void SetTreeStyle(System.Web.UI.WebControls.TreeView objTree)
    {
        objTree.ShowLines = true;
        objTree.BackColor = System.Drawing.Color.FromName("#FFFFFF");
        objTree.BorderColor = System.Drawing.Color.FromName("#5D7B9D");
        objTree.BorderStyle = BorderStyle.Solid;
        objTree.BorderWidth = 1;
        objTree.SelectedNodeStyle.BackColor = System.Drawing.Color.LightGray;

        string strStyle = string.Empty;
        strStyle += "overflow:auto;";
        strStyle += "scrollbar-face-color: #ffffff;";
        strStyle += "scrollbar-highlight-color: #5D7B9D;";
        strStyle += "scrollbar-shadow-color: #5D7B9D;";
        strStyle += "scrollbar-3dlight-color: #ffffff;";
        strStyle += "scrollbar-arrow-color: #5D7B9D;";
        strStyle += "scrollbar-track-color: #ffffff;";
        strStyle += "scrollbar-darkshadow-color: #ffffff;";
        objTree.Attributes.Add("style", strStyle);
    }
    #endregion

    Static ValidateTxtLength()#region Static ValidateTxtLength()
    /**//// <summary>
    /// Use "window.showModalDialog" to show the dialog
    /// 
    /// </summary>
    /// <param name="pageCurrent">This page obj</param>
    /// <param name="CsValidator">The CustomValidator which validate to a textbox </param>
    /// <param name="maxLength">the allow input length</param>
    public static void ValidateTxtLength(System.Web.UI.Page pageCurrent, System.Web.UI.WebControls.CustomValidator CsValidator, int maxLength)
    {
        CsValidator.ClientValidationFunction = CsValidator.ID + "_ValidateValueLength";
        StringBuilder strScript = new StringBuilder();
        strScript.Append("function " + CsValidator.ID + "_ValidateValueLength(source, arguments){");
        strScript.Append("var ValidStrLength=");
        strScript.Append(maxLength.ToString());
        strScript.Append(";");
        strScript.Append("if (arguments.Value.length<=ValidStrLength){");
        strScript.Append("arguments.IsValid = true;}");
        strScript.Append("else {");
        strScript.Append("arguments.IsValid = false;}");
        strScript.Append("}");
        pageCurrent.RegisterStartupScript(
            System.Guid.NewGuid().ToString(),
            "<script language='javascript'>" + strScript.ToString() + "</script>"
            );
    }
    #endregion


    public static void BindEnumValue(SortedList SLKeyValue, DropDownList Targeddl)
    {
        Targeddl.Items.Clear();
        for (int i = 0; i < SLKeyValue.Count; i++)
        {
            Targeddl.Items.Add(new ListItem(SLKeyValue.GetValueList()[i].ToString(), SLKeyValue.GetKeyList()[i].ToString()));
        }
    }

    /**//// <summary>
    /// 绑定GridView时显示表头
    /// </summary>
    /// <param name="sgv"></param>
    //public static void BindNullSGridView(SGridView sgv)
    public static void BindNullSGridView(GridView sgv)
    {
        if (sgv != null)
        {
            if (sgv.Rows.Count == 0)//在gridview的数据为空的情况下显示gird的title
            {
                //排序冲突 Leo.Wu
                sgv.AllowSorting = false;
                DataTable dt = new DataTable();
                DataRow dr = dt.NewRow();
                dt.Rows.Add(dr);
                sgv.DataSource = dt;
                try
                {
                    sgv.DataBind();//数据为空，此时会报错，但是grid的标题会显示出来
                }
                catch
                {
                    //不做处理
                }
                if (sgv.Rows.Count > 0)
                {
                    sgv.Rows[0].Visible = false;
                }
            }
            else
            {
            }

        }
    }

    /**//// <summary>
    /// 设置页面点击Enter键后触发的按钮事件
    /// </summary>
    /// <param name="pageCurrent">页面对象</param>
    /// <param name="strButtonClientID">按钮的客户端ID</param>
    /// <remarks>Add By Herry.Wan</remarks>
    public static void SetDefaultButton(System.Web.UI.Page pageCurrent, string strButtonClientID)
    {
        pageCurrent.RegisterStartupScript(Guid.NewGuid().ToString(), "<script language=\"javascript\"> function document.onkeydown() { var e=event.srcElement;if(event.keyCode==13){ try{document.getElementById('" + strButtonClientID + "').click();return false;}catch(e){} }}</script>");
    }

    Float the element of the window#region Float the element of the window
    /**//// <summary>
    /// Float the element of the window
    /// </summary>
    /// <param name="pageCurrent"></param>
    /// <param name="TargetControlClientID"></param>
    /// <param name="StartLocationX"></param>
    /// <param name="StartLocationY"></param>
    /// <remarks> Gerry.Liang</remarks>
    public static void SetElementFloatAndScroll(Page pageCurrent, string TargetControlClientID, int StartLocationX, int StartLocationY)
    {
        string strScript = @"  
<script type='text/javascript'>
function MoveDivOnTime( )
    {  
        var divfloat=document.getElementById('" + TargetControlClientID + @"');
        divfloat.className='FloatElement';
        var startY =" + StartLocationY + @";
        var y = document.documentElement.scrollTop + startY ;
        divfloat.style.posLeft =" + StartLocationX + @";
        divfloat.style.posTop = y;
        if(divfloat.children.length!=2)
        {
            var iframeback=document.createElement('<iframe src=about:blank frameborder=0 style=position:absolute;z-index:-1;></iframe>');
            divfloat.children[0].insertAdjacentElement('afterEnd', iframeback);           
            iframeback.style.top=0;
            iframeback.style.left=0;
            iframeback.style.width=divfloat.children[0].offsetWidth;
            iframeback.style.height=divfloat.children[0].offsetHeight;
            iframeback.style.zIndex=-1;
        }       
    }
    function window_onload()
    {
        setInterval('MoveDivOnTime( )',100);
    }
    </script>";
        pageCurrent.ClientScript.RegisterClientScriptBlock(pageCurrent.GetType(), Guid.NewGuid().ToString(), strScript);
        (pageCurrent.Form.Parent as HtmlGenericControl).Attributes.Add("onload", "window_onload()");
    }

    #endregion
}