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<?php
namespace Drupal\form_test\Form;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
class JavascriptStatesForm extends FormBase {
public function getFormId() {
return 'javascript_states_form';
}
public function buildForm(array $form, FormStateInterface $form_state) {
$form['checkbox_trigger'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox trigger',
];
$form['textfield_trigger'] = [
'#type' => 'textfield',
'#title' => 'Textfield trigger',
];
$form['radios_trigger'] = [
'#type' => 'radios',
'#title' => 'Radios trigger',
'#options' => [
'value1' => 'Value 1',
'value2' => 'Value 2',
'value3' => 'Value 3',
],
];
$form['checkboxes_trigger'] = [
'#type' => 'checkboxes',
'#title' => 'Checkboxes trigger',
'#options' => [
'value1' => 'Value 1',
'value2' => 'Value 2',
'value3' => 'Value 3',
],
];
$form['select_trigger'] = [
'#type' => 'select',
'#title' => 'Select trigger',
'#options' => [
'value1' => 'Value 1',
'value2' => 'Value 2',
'value3' => 'Value 3',
],
'#empty_value' => '_none',
'#empty_option' => '- None -',
];
$form['textfield_invisible_when_checkbox_trigger_checked'] = [
'#type' => 'textfield',
'#title' => 'Textfield invisible when checkbox trigger checked',
'#states' => [
'invisible' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['textfield_required_when_checkbox_trigger_checked'] = [
'#type' => 'textfield',
'#title' => 'Textfield required when checkbox trigger checked',
'#states' => [
'required' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['details_expanded_when_checkbox_trigger_checked'] = [
'#type' => 'details',
'#title' => 'Details expanded when checkbox trigger checked',
'#states' => [
'expanded' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['details_expanded_when_checkbox_trigger_checked']['textfield_in_details'] = [
'#type' => 'textfield',
'#title' => 'Textfield in details',
];
$form['checkbox_checked_when_checkbox_trigger_checked'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox checked when checkbox trigger checked',
'#states' => [
'checked' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['checkbox_unchecked_when_checkbox_trigger_checked'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox unchecked when checkbox trigger checked',
'#states' => [
'unchecked' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['checkbox_visible_when_checkbox_trigger_checked'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox visible when checkbox trigger checked',
'#states' => [
'visible' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['text_format_invisible_when_checkbox_trigger_checked'] = [
'#type' => 'text_format',
'#title' => 'Text format invisible when checkbox trigger checked',
'#states' => [
'invisible' => [
':input[name="checkbox_trigger"]' => [
'checked' => TRUE,
],
],
],
];
$form['textfield_visible_when_checkboxes_trigger_value2_checked'] = [
'#type' => 'textfield',
'#title' => 'Textfield visible when checkboxes trigger value2 checked',
'#states' => [
'visible' => [
':input[name="checkboxes_trigger[value2]"]' => [
'checked' => TRUE,
],
],
],
];
$form['textfield_visible_when_checkboxes_trigger_value3_checked'] = [
'#type' => 'textfield',
'#title' => 'Textfield visible when checkboxes trigger value3 checked',
'#states' => [
'visible' => [
':input[name="checkboxes_trigger[value3]"]' => [
'checked' => TRUE,
],
],
],
];
$form['fieldset_visible_when_radios_trigger_has_value2'] = [
'#type' => 'fieldset',
'#title' => 'Fieldset visible when radio trigger has value2',
'#states' => [
'visible' => [
':input[name="radios_trigger"]' => [
'value' => 'value2',
],
],
],
];
$form['fieldset_visible_when_radios_trigger_has_value2']['textfield_in_fieldset'] = [
'#type' => 'textfield',
'#title' => 'Textfield in fieldset',
];
$form['textfield_invisible_when_radios_trigger_has_value2'] = [
'#type' => 'textfield',
'#title' => 'Textfield invisible when radio trigger has value2',
'#states' => [
'invisible' => [
':input[name="radios_trigger"]' => [
'value' => 'value2',
],
],
],
];
$form['select_required_when_radios_trigger_has_value2'] = [
'#type' => 'select',
'#title' => 'Select required when radio trigger has value2',
'#options' => [
'value1' => 'Value 1',
'value2' => 'Value 2',
'value3' => 'Value 3',
],
'#states' => [
'required' => [
':input[name="radios_trigger"]' => [
'value' => 'value2',
],
],
],
];
$form['checkbox_checked_when_radios_trigger_has_value3'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox checked when radios trigger has value3',
'#states' => [
'checked' => [
':input[name="radios_trigger"]' => [
'value' => 'value3',
],
],
],
];
$form['checkbox_unchecked_when_radios_trigger_has_value3'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox unchecked when radios trigger has value3',
'#states' => [
'unchecked' => [
':input[name="radios_trigger"]' => [
'value' => 'value3',
],
],
],
];
$form['details_expanded_when_radios_trigger_has_value3'] = [
'#type' => 'details',
'#title' => 'Details expanded when radio trigger has value3',
'#states' => [
'expanded' => [
':input[name="radios_trigger"]' => [
'value' => 'value3',
],
],
],
];
$form['details_expanded_when_radios_trigger_has_value3']['textfield_in_details'] = [
'#type' => 'textfield',
'#title' => 'Textfield in details',
];
$form['item_visible_when_select_trigger_has_value2'] = [
'#type' => 'item',
'#title' => 'Item visible when select trigger has value2',
'#states' => [
'visible' => [
':input[name="select_trigger"]' => [
'value' => 'value2',
],
],
],
];
$form['textfield_visible_when_select_trigger_has_value3'] = [
'#type' => 'textfield',
'#title' => 'Textfield visible when select trigger has value3',
'#states' => [
'visible' => [
':input[name="select_trigger"]' => [
'value' => 'value3',
],
],
],
];
$form['textfield_visible_when_select_trigger_has_value2_or_value3'] = [
'#type' => 'textfield',
'#title' => 'Textfield visible when select trigger has value2 or value3',
'#states' => [
'visible' => [
':input[name="select_trigger"]' => [
[
'value' => 'value2',
],
[
'value' => 'value3',
],
],
],
],
];
$form['checkbox_checked_when_textfield_trigger_filled'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox checked when textfield trigger filled',
'#default_value' => '0',
'#states' => [
'checked' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['checkbox_unchecked_when_textfield_trigger_filled'] = [
'#type' => 'checkbox',
'#title' => 'Checkbox unchecked when textfield trigger filled',
'#default_value' => '1',
'#states' => [
'unchecked' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['select_invisible_when_textfield_trigger_filled'] = [
'#type' => 'select',
'#title' => 'Select invisible when textfield trigger filled',
'#options' => [
0 => 0,
1 => 1,
2 => 2,
],
'#states' => [
'invisible' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['select_visible_when_textfield_trigger_filled'] = [
'#type' => 'select',
'#title' => 'Select visible when textfield trigger filled',
'#options' => [
0 => 0,
1 => 1,
2 => 2,
],
'#states' => [
'visible' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['textfield_required_when_textfield_trigger_filled'] = [
'#type' => 'textfield',
'#title' => 'Textfield required when textfield trigger filled',
'#states' => [
'required' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['details_expanded_when_textfield_trigger_filled'] = [
'#type' => 'details',
'#title' => 'Details expanded when textfield trigger filled',
'#states' => [
'expanded' => [
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['details_expanded_when_textfield_trigger_filled']['textfield_in_details'] = [
'#type' => 'textfield',
'#title' => 'Textfield in details',
];
$form['item_visible_when_select_trigger_has_value2_and_textfield_trigger_filled'] = [
'#type' => 'item',
'#title' => 'Item visible when select trigger has value2 and textfield trigger filled',
'#states' => [
'visible' => [
':input[name="select_trigger"]' => [
'value' => 'value2',
],
':input[name="textfield_trigger"]' => [
'filled' => TRUE,
],
],
],
];
$form['select'] = [
'#type' => 'select',
'#title' => 'select 1',
'#options' => [
0 => 0,
1 => 1,
2 => 2,
],
];
$form['number'] = [
'#type' => 'number',
'#title' => 'enter 1',
];
$form['textfield'] = [
'#type' => 'textfield',
'#title' => 'textfield',
'#states' => [
'visible' => [
[
':input[name="select"]' => [
'value' => '1',
],
],
'or',
[
':input[name="number"]' => [
'value' => '1',
],
],
],
],
];
return $form;
}
public function submitForm(array &$form, FormStateInterface $form_state) {
}
}