unused use

libraries/src/Form/Field/IntegerField.php

@@ -0,0 +1,59 @@
+<?php
+
+/**
+ * Joomla! Content Management System
+ *
+ * @copyright  (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\CMS\Form\Field;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Form Field class for the Joomla Platform.
+ * Provides a select list of integers with specified first, last and step values.
+ *
+ * @since  1.7.0
+ */
+class IntegerField extends NumberField
+{
+    /**
+     * The form field type.
+     *
+     * @var    string
+     * @since  1.7.0
+     */
+    protected $type = 'Integer';
+
+    /**
+     * Method to attach a Form object to the field.
+     *
+     * @param   \SimpleXMLElement  $element  The SimpleXMLElement object representing the `<field>` tag for the form field object.
+     * @param   mixed              $value    The form field value to validate.
+     * @param   string             $group    The field name group control value. This acts as an array container for the field.
+     *                                       For example if the field has name="foo" and the group value is set to "bar" then the
+     *                                       full field name would end up being "bar[foo]".
+     *
+     * @return  boolean  True on success.
+     *
+     * @see     FormField::setup()
+     * @since   5.2
+     */
+    public function setup(\SimpleXMLElement $element, $value, $group = null)
+    {
+        $return = parent::setup($element, $value, $group);
+
+        if ($return) {
+            // It is better not to force any default limits if none is specified
+            $this->max  = isset($this->element['last']) ? (float) $this->element['last'] : null;
+            $this->min  = isset($this->element['first']) ? (float) $this->element['first'] : null;
+            $this->step = isset($this->element['step']) && (int) $this->element['step'] > 0 ? (int) $this->element['step'] : 1;
+        }
+
+        return $return;
+    }
+}