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<?php |
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/* |
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* This file is part of the TYPO3 CMS project. |
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* |
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* It is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, either version 2 |
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* of the License, or any later version. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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* |
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* The TYPO3 project - inspiring people to share! |
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*/ |
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namespace TYPO3\CMS\Backend\Template\Components\Buttons; |
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/** |
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* LinkButton |
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* |
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* This button type renders a regular anchor tag with TYPO3s way to render a |
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* button control. |
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* |
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* EXAMPLE USAGE TO ADD A BUTTON TO THE FIRST BUTTON GROUP IN THE LEFT BAR: |
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* |
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* $buttonBar = $this->moduleTemplate->getDocHeaderComponent()->getButtonBar(); |
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* $saveButton = $buttonBar->makeLinkButton() |
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* ->setHref('#') |
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* ->setDataAttributes([ |
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* 'foo' => 'bar' |
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* ]) |
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* ->setIcon($this->iconFactory->getIcon('actions-document-save', Icon::SIZE_SMALL)) |
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* ->setTitle('Save'); |
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* $buttonBar->addButton($saveButton, ButtonBar::BUTTON_POSITION_LEFT, 1); |
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*/ |
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class LinkButton extends AbstractButton |
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{ |
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/** |
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* HREF attribute of the link |
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* |
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* @var string |
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*/ |
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protected $href = ''; |
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/** |
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* Get href |
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* |
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* @return string |
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*/ |
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public function getHref() |
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{ |
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return $this->href; |
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} |
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/** |
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* Set href |
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* |
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* @param string $href HREF attribute |
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* |
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* @return LinkButton |
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*/ |
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public function setHref($href) |
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{ |
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$this->href = $href; |
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return $this; |
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} |
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/** |
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* Validates the current button |
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* |
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* @return bool |
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*/ |
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public function isValid() |
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{ |
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if ( |
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trim($this->getHref()) !== '' |
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&& trim($this->getTitle()) !== '' |
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&& $this->getType() === self::class |
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&& $this->getIcon() !== null |
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) { |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Renders the markup for the button |
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* |
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* @return string |
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*/ |
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public function render() |
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{ |
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$attributes = [ |
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'href' => $this->getHref(), |
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'class' => 'btn btn-default btn-sm ' . $this->getClasses(), |
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'title' => $this->getTitle() |
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]; |
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$labelText = ''; |
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if ($this->showLabelText) { |
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$labelText = ' ' . $this->title; |
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} |
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foreach ($this->dataAttributes as $attributeName => $attributeValue) { |
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$attributes['data-' . $attributeName] = $attributeValue; |
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} |
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if ($this->onClick !== '') { |
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$attributes['onclick'] = $this->onClick; |
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} |
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if ($this->isDisabled()) { |
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$attributes['disabled'] = 'disabled'; |
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$attributes['class'] .= ' disabled'; |
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} |
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$attributesString = ''; |
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foreach ($attributes as $key => $value) { |
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$attributesString .= ' ' . htmlspecialchars($key) . '="' . htmlspecialchars($value) . '"'; |
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} |
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return '<a ' . $attributesString . '>' |
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. $this->getIcon()->render() . htmlspecialchars($labelText) |
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. '</a>'; |
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} |
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/** |
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* Magic method so Fluid can access a button via {button} |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->render(); |
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} |
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} |
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TYPO3 /
TYPO3.CMS
