多列分页算法

 

private void ShowRecord(int RecordCount,int CellCount,int CurrentPage)
{
            int CurrentRC,TotalCount,FinalCount,CurrentLocation;
            string ImageName,ImageUrl;
            TableRow Tr=new TableRow();
            TableCell Tc=new TableCell();
            TotalCount=RecordInfo.GetRecordCount();

            FinalCount=TotalCount/CellCount+1;
            TotalPage=(FinalCount-1)/RecordCount+1;
            CurrentRC=FinalCount-(CurrentPage-1)*RecordCount;
            if(CurrentRC>RecordCount) CurrentRC=RecordCount;
            if(CurrentPage>TotalPage) CurrentPage=1;
            for(int i=(CurrentPage-1)*RecordCount;i<CurrentRC+(CurrentPage-1)*RecordCount;i++)
            {
                Tc.Controls.Add(new LiteralControl("<table><tr>"));
                for(int j=1;j<=CellCount;j++)
                {
                    CurrentLocation=(CurrentPage-1)*RecordCount*CellCount+(i%RecordCount)*CellCount+j;
                    if(TotalCount>=CurrentLocation)
                    {
                        ImageName=RecordInfo.GetValue(CurrentLocation-1,1);
                        ImageUrl=RecordInfo.GetValue(CurrentLocation-1,0);
                        Tc.Controls.Add(new LiteralControl("<td width='120' height='120'><a target='_blank' title='"+ImageName+"' href='"+ImageUrl+"'><img border='0' width='100' height='100' src='"+ImageUrl+"'></a></td>"));
                    }
                    else 
                        j=CellCount+1;
                }
                
                Tc.Controls.Add(new LiteralControl("</tr></table>"));
                Tr.Cells.Add(Tc);
                pic.Rows.Add(Tr);
            }
}