/**
* Creates a pager button.
* Depending on the button type, a TLinkButton or a TButton may be created.
* If it is enabled (clickable), its command name and parameter will also be set.
* Derived classes may override this method to create additional types of buttons, such as TImageButton.
* @param string button type, either LinkButton or PushButton
* @param boolean whether the button should be enabled
* @param string caption of the button.
* @param string CommandName corresponding to the OnCommand event of the button.
* @param string CommandParameter corresponding to the OnCommand event of the button
* @return mixed the button instance
*/
protected function createPagerButton($buttonType, $enabled, $text, $commandName, $commandParameter)
{
if ($buttonType === TPagerButtonType::LinkButton) {
if ($enabled) {
$button = new TLinkButton();
} else {
$button = new TLabel();
$button->setText($text);
return $button;
}
} else {
if ($buttonType === TPagerButtonType::ImageButton) {
$button = new TImageButton();
$button->setImageUrl($this->getPageImageUrl($text, $commandName));
} else {
$button = new TButton();
}
if (!$enabled) {
$button->setEnabled(false);
}
}
$button->setText($text);
$button->setCommandName($commandName);
$button->setCommandParameter($commandParameter);
$button->setCausesValidation(false);
return $button;
}
/**
* Initializes the specified cell to its initial values.
* This method overrides the parent implementation.
* It creates a command button within the cell.
* @param TTableCell the cell to be initialized.
* @param integer the index to the Columns property that the cell resides in.
* @param string the type of cell (Header,Footer,Item,AlternatingItem,EditItem,SelectedItem)
*/
public function initializeCell($cell, $columnIndex, $itemType)
{
if ($itemType === TListItemType::Item || $itemType === TListItemType::AlternatingItem || $itemType === TListItemType::SelectedItem || $itemType === TListItemType::EditItem) {
$buttonType = $this->getButtonType();
if ($buttonType === TButtonColumnType::LinkButton) {
$button = new TLinkButton();
} else {
if ($buttonType === TButtonColumnType::PushButton) {
$button = new TButton();
} else {
$button = new TImageButton();
$button->setImageUrl($this->getImageUrl());
$button->setToolTip($this->getText());
}
}
$button->setText($this->getText());
$button->setCommandName($this->getCommandName());
$button->setCausesValidation($this->getCausesValidation());
$button->setValidationGroup($this->getValidationGroup());
if ($this->getDataTextField() !== '' || $buttonType === TButtonColumnType::ImageButton && $this->getDataImageUrlField() !== '') {
$button->attachEventHandler('OnDataBinding', array($this, 'dataBindColumn'));
}
$cell->getControls()->add($button);
$cell->registerObject('Button', $button);
} else {
parent::initializeCell($cell, $columnIndex, $itemType);
}
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control.
*/
protected function addAttributesToRender($writer)
{
parent::addAttributesToRender($writer);
$writer->addAttribute('id', $this->getClientID());
$this->getActiveControl()->registerCallbackClientScript($this->getClientClassName(), $this->getPostBackOptions());
}
/**
* Creates a navigation button.
* It creates a {@link TButton}, {@link TLinkButton}, or {@link TImageButton},
* depending on the given parameters.
* @param TWizardNavigationButtonStyle button style
* @param boolean whether the button should cause validation
* @param string command name for the button's OnCommand event
* @throws TInvalidDataValueException if the button type is not recognized
*/
protected function createNavigationButton($buttonStyle, $causesValidation, $commandName)
{
switch ($buttonStyle->getButtonType()) {
case TWizardNavigationButtonType::Button:
$button = new TButton();
break;
case TWizardNavigationButtonType::Link:
$button = new TLinkButton();
break;
case TWizardNavigationButtonType::Image:
$button = new TImageButton();
$button->setImageUrl($buttonStyle->getImageUrl());
break;
default:
throw new TInvalidDataValueException('wizard_buttontype_unknown', $buttonStyle->getButtonType());
}
$button->setText($buttonStyle->getButtonText());
$button->setCausesValidation($causesValidation);
$button->setCommandName($commandName);
return $button;
}
public function onClick($param)
{
$this->toggleState();
parent::onClick($param);
}
