$setText(<row:integer>,<col:integer>,[<text:string>])
<string> $text(<row:integer>,<col:integer>)
$setHorizontalHeaderLabels(<string array>)
$showHorizontalHeader()
$hideHorizontalHeader()
$setVerticalHeaderLabels(<string array>)
$showVerticalHeader()
$hideVerticalHeader()
$setRowCount(<integer>)
<integer> $rowCount()
$setColumnCount(<integer>)
<integer> $columnCount()
$setCellWidget(<hobject>)
$setIcon()
$clear()
$clicked()