Teste TProgressBar

<?php

class Teste extends TPage
{
    private $form;
    private $progressBar;

    public function __construct()
    {
        parent::__construct();
        $table = new TTable;

        $this->form = new TForm('myForm');
        $this->form->add($table);

        $entry = new TEntry('teste');

        $this->progressBar = new TProgressBar();
        $this->progressBar->setValue(0);

        $button  = new TButton('onEntry');
        $button->setAction(new TAction(array($this, 'onEntry')), 'onEntry');
        $button->setImage('ico_apply.png');

        $row = $table->addRow();
        $row->addCell($this->progressBar);
        $row = $table->addRow();
        $row->addCell($entry);
        $row->addCell($button);

        $this->form->setFields(array($button, $entry));

        parent::add($this->form);

    }


    public function onEntry()
    {
        $obj = new stdClass();
        $obj = $this->form->getData();
        $this->progressBar->setValue($obj->teste);
    }
}