start_controls_section('section_content', [
'label' => __('Table of Contents', 'thinkrank'),
]);
$this->add_control('heading', [
'label' => __('Title', 'thinkrank'),
'type' => \Elementor\Controls_Manager::TEXT,
'default' => __('Table of Contents', 'thinkrank'),
'label_block' => true,
]);
$this->add_control('heading_tag', [
'label' => __('Heading tag', 'thinkrank'),
'type' => \Elementor\Controls_Manager::SELECT,
'default' => 'h2',
'options' => ['h2' => 'H2', 'h3' => 'H3', 'h4' => 'H4', 'p' => __('Paragraph', 'thinkrank')],
]);
$this->add_control('max_level', [
'label' => __('Include headings up to', 'thinkrank'),
'type' => \Elementor\Controls_Manager::SELECT,
'default' => '3',
'options' => ['2' => 'H2', '3' => 'H3', '4' => 'H4'],
]);
$this->add_control('list_style', [
'label' => __('List style', 'thinkrank'),
'type' => \Elementor\Controls_Manager::SELECT,
'default' => 'disc',
'options' => [
'disc' => __('Bulleted', 'thinkrank'),
'decimal' => __('Numbered', 'thinkrank'),
'none' => __('Plain', 'thinkrank'),
],
]);
$this->end_controls_section();
}
protected function render(): void {
$settings = $this->get_settings_for_display();
$heading_tag = in_array($settings['heading_tag'] ?? 'h2', ['h2', 'h3', 'h4', 'p'], true)
? $settings['heading_tag']
: 'h2';
$max_level = in_array($settings['max_level'] ?? '3', ['2', '3', '4'], true) ? (int) $settings['max_level'] : 3;
$list_style = in_array($settings['list_style'] ?? 'disc', ['disc', 'decimal', 'none'], true)
? $settings['list_style']
: 'disc';
$widget_id = 'thinkrank-toc-' . esc_attr($this->get_id());
echo '';
$this->render_builder_script($widget_id, $max_level);
}
/**
* Inline, dependency-free script that builds the list from the page's
* headings (h2..maxLevel), assigning ids to headings that lack one.
*
* @param string $widget_id DOM id of this widget instance.
* @param int $max_level Deepest heading level to include.
* @return void
*/
private function render_builder_script(string $widget_id, int $max_level): void {
$selector = implode(',', array_map(
static fn($level) => 'h' . $level,
range(2, max(2, $max_level))
));
?>