Introduce DashletlistMultiSelect class

library/Icinga/Web/Dashboard/ItemList/DashletListMultiSelect.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace Icinga\Web\Dashboard\ItemList;
+
+use ipl\Html\Contract\FormElement;
+use ipl\Html\HtmlElement;
+
+class DashletListMultiSelect extends DashletListItem
+{
+    /** @var FormElement */
+    protected $checkbox;
+
+    /**
+     * Set a checkbox to be applied to the dashlet to enable multiselect
+     *
+     * @param FormElement $checkbox
+     *
+     * @return $this
+     */
+    public function setCheckBox(FormElement $checkbox)
+    {
+        $this->checkbox = $checkbox;
+
+        return $this;
+    }
+
+    protected function createLabel()
+    {
+        $label = HtmlElement::create('label');
+        $label->addHtml($this->checkbox);
+
+        return $label;
+    }
+
+    protected function assemble()
+    {
+        parent::assemble();
+
+        $this->addWrapper($this->createLabel());
+    }
+}