Datagridview自動翻頁

using   System; 
using   System.Collections.Generic; 
using   System.ComponentModel; 
using   System.Data; 
using   System.Data.SqlClient; 
using   System.Drawing; 
using   System.Text; 
using   System.Windows.Forms; 

namespace   WindowsApplication1 
...{ 
        public   partial   class   Form1   :   Form 
        ...{ 
                private   DataSet   myDataSet   =   new   DataSet(); 
                private   int   DataRowsCountTotal   =   0; 
                private   int   PageCount   =   0; 
                private   int   residualRowsCount   =   0; 
                private   int   TakeCount   =   0; 
                public   Form1() 
                ...{ 
                        InitializeComponent(); 
                } 

                private   void   Form1_Load(object   sender,   EventArgs   e) 
                ...{ 
                        string   myConnectString   =   "Data   Source=emp05;Initial   Catalog=SHOWS_Web;Persist   Security   Info=True;User   ID=sa;Password=inetsn@SQL#No.0"; 
                        SqlConnection   myConn   =   new   SqlConnection(myConnectString); 
                        myConn.Open(); 
                        SqlCommand   myComm   =   new   SqlCommand("SELECT   UserID,UserName   FROM   Users",   myConn); 
                        SqlDataAdapter   myAdap   =   new   SqlDataAdapter(); 
                        myAdap.SelectCommand   =   myComm; 
                        myAdap.Fill(myDataSet,"myData"); 
                        DataRowsCountTotal   =   PageCount   =   myDataSet.Tables[0].Rows.Count; 
                        PageCount   =   DataRowsCountTotal   /   5; 
                        residualRowsCount   =   DataRowsCountTotal   %   5; 
                        DataGrieDataBind(0); 
                        this.timer1.Start(); 
                } 

                private   void   DataGrieDataBind(int   PageSequence) 
                ...{ 
                        DataTable   myDt   =   new   DataTable(); 
                        myDt   =   myDataSet.Tables[0].Clone(); 
                        myDt.Clear(); 
                        if(PageSequence   >     PageCount) 
                        ...{ 
                                for(int   i   =5*PageSequence   -1;   i   <=     DataRowsCountTotal   -1;i++) 
                                ...{ 
                                        myDt.ImportRow(myDataSet.Tables[0].Rows[i]); 
                                } 
                        } 
                        else 
                        ...{ 
                                for   (int   i   =   5   *   PageSequence;   i   <=   5   *   (PageSequence+1)-1;   i++) 
                                ...{ 
                                        myDt.ImportRow(myDataSet.Tables[0].Rows[i]); 
                                } 
                        } 
                        myDt.AcceptChanges(); 
                        this.dataGridView1.DataSource   =   myDt; 
                } 

                private   void   timer1_Tick(object   sender,   EventArgs   e) 
                ...{ 
                        TakeCount   =   TakeCount   +   1; 
                        if   (TakeCount   >   PageCount) 
                        ...{ 
                                if   (residualRowsCount   ==   0) 
                                ...{ 
                                        TakeCount   =   0; 
                                } 
                        } 
                        DataGrieDataBind(TakeCount); 
                } 
        } 
}