Cells[$Y][$X]);
}
function RowsCount()
{
return(count($this->Cells));
}
}
class TableSQL extends Table
{
var $Query;
var $Database;
var $Cells;
function GetCell($Y, $X)
{
return($this->Cells[$Y][$X]);
}
function BeginRead()
{
$this->Cells = array();
$DbResult = $this->Database->query($this->Query);
while($DbRow = $DbResult->fetch_row())
{
$this->Cells[] = $DbRow;
}
}
function EndRead()
{
$this->Cells = array();
}
function RowsCount()
{
return(count($this->Cells));
}
}
class TableColumn
{
var $Name;
var $Title;
}
class VisualTable extends Control
{
var $Cells;
var $Columns;
var $OrderSQL;
var $OrderColumn;
var $OrderDirection;
var $OrderArrowImage;
var $DefaultColumn;
var $DefaultOrder;
var $Table;
var $Style;
function __construct(System $System)
{
$this->Columns = array();
$this->Table = new TableMemory();
$this->OrderDirSQL = array('ASC', 'DESC');
$this->OrderArrowImage = array($System->Link('/images/sort_asc.png'),
$System->Link('/images/sort_desc.png'));
$this->DefaultOrder = 0;
$this->Style = 'BaseTable';
}
function SetColumns($Columns)
{
$this->Columns = array();
foreach($Columns as $Column)
{
$NewCol = new TableColumn();
$NewCol->Name = $Column['Name'];
$NewCol->Title = $Column['Title'];
$this->Columns[] = $NewCol;
}
if(count($this->Columns) > 0)
$this->DefaultColumn = $this->Columns[0]->Name;
else $this->DefaultColumn = '';
}
function Show()
{
$Output = '';
$Output .= $this->GetOrderHeader();
$this->Table->BeginRead();
for($Y = 0; $Y < $this->Table->RowsCount(); $Y++)
{
$Output .= '';
for($X = 0; $X < count($this->Columns); $X++)
{
$Cell = $this->Table->GetCell($Y, $X);
if($Cell == '') $Output .= '| | ';
else $Output .= ''.$Cell.' | ';
}
$Output .= '
';
}
$this->Table->EndRead();
$Output .= '
';
return($Output);
}
function GetOrderHeader()
{
if(array_key_exists('OrderCol', $_GET)) $_SESSION['OrderCol'] = $_GET['OrderCol'];
if(array_key_exists('OrderDir', $_GET)) $_SESSION['OrderDir'] = $_GET['OrderDir'];
if(!array_key_exists('OrderCol', $_SESSION)) $_SESSION['OrderCol'] = $this->DefaultColumn;
if(!array_key_exists('OrderDir', $_SESSION)) $_SESSION['OrderDir'] = $this->DefaultOrder;
// Check OrderCol
$Found = false;
foreach($this->Columns as $Column)
{
if($Column->Name == $_SESSION['OrderCol'])
{
$Found = true;
break;
}
}
if($Found == false)
{
$_SESSION['OrderCol'] = $this->DefaultColumn;
$_SESSION['OrderDir'] = $this->DefaultOrder;
}
// Check OrderDir
if(($_SESSION['OrderDir'] != 0) and ($_SESSION['OrderDir'] != 1))
$_SESSION['OrderDir'] = 0;
$Result = '';
$QueryItems = GetQueryStringArray($_SERVER['QUERY_STRING']);
foreach($this->Columns as $Index => $Column)
{
$QueryItems['OrderCol'] = $Column->Name;
$QueryItems['OrderDir'] = 1 - $_SESSION['OrderDir'];
if($Column->Name == $_SESSION['OrderCol'])
$ArrowImage = '
';
else $ArrowImage = '';
if($Column->Name == '') $Result .= ''.$Column->Title.' | ';
else $Result .= ''.$Column->Title.$ArrowImage.' | ';
}
$this->OrderSQL = ' ORDER BY `'.$_SESSION['OrderCol'].'` '.$this->OrderDirSQL[$_SESSION['OrderDir']];
$this->OrderColumn = $_SESSION['OrderCol'];
$this->OrderDirection = $_SESSION['OrderDir'];
return(''.$Result.'
');
}
}