Enh #50: Added `dropDownOptions` that is passed to `yii\bootstrap\Nav` dropdown items

CHANGELOG.md

@@ -10,6 +10,7 @@ Yii Framework 2 bootstrap extension Change Log
 - Enh #42: Added support for the glyphicons via `yii\bootstrap\Html::icon()` (klimov-paul)
 - Enh #43: Added support for the static form controls via `yii\bootstrap\Html` (klimov-paul)
 - Enh #44: Fixed `yii\bootstrap\ButtonDropdown` renders two buttons have same with id if 'split' is enabled (klimov-paul)
+- Enh #50: Added `dropDownOptions` that is passed to `yii\bootstrap\Nav` dropdown items (fbau123)
 
 
 2.0.4 May 10, 2015

Nav.php

@@ -63,6 +63,7 @@ class Nav extends Widget
      * - linkOptions: array, optional, the HTML attributes of the item's link.
      * - options: array, optional, the HTML attributes of the item container (LI).
      * - active: boolean, optional, whether the item should be on active state or not.
+     * - dropDownOptions: array, optional, the HTML options that will passed to the [[Dropdown]] widget.
      * - items: array|string, optional, the configuration array for creating a [[Dropdown]] widget,
      *   or a string representing the dropdown menu. Note that Bootstrap does not support sub-dropdown menus.
      *
@@ -208,6 +209,7 @@ class Nav extends Widget
     protected function renderDropdown($items, $parentItem)
     {
         return Dropdown::widget([
+            'options' => ArrayHelper::getValue($parentItem, 'dropDownOptions', []),
             'items' => $items,
             'encodeLabels' => $this->encodeLabels,
             'clientOptions' => false,

tests/NavTest.php

@@ -47,4 +47,43 @@ EXPECTED;
 
         $this->assertEqualsWithoutLE($expected, $out);
     }
+    
+    public function testRenderDropDownWithDropDownOptions()
+    {
+        Nav::$counter = 0;
+        $out = Nav::widget(
+            [
+                'items' => [
+                    [
+                        'label' => 'Page1',
+                        'content' => 'Page1',
+                    ],
+                    [
+                        'label' => 'Dropdown1',
+                        'dropDownOptions' => ['class' => 'test', 'data-id' => 't1', 'id' => 'test1'],
+                        'items' => [
+                            ['label' => 'Page2', 'content' => 'Page2'],
+                            ['label' => 'Page3', 'content' => 'Page3'],
+                        ]
+                    ],
+                    [
+                        'label' => 'Dropdown2',
+                        'visible' => false,
+                        'items' => [
+                            ['label' => 'Page4', 'content' => 'Page4'],
+                            ['label' => 'Page5', 'content' => 'Page5'],
+                        ]
+                    ]
+                ]
+            ]
+        );
+
+        $expected = <<<EXPECTED
+<ul id="w0" class="nav"><li><a href="#">Page1</a></li>
+<li class="dropdown"><a class="dropdown-toggle" href="#" data-toggle="dropdown">Dropdown1 <b class="caret"></b></a><ul id="test1" class="test dropdown-menu" data-id="t1"><li class="dropdown-header">Page2</li>
+<li class="dropdown-header">Page3</li></ul></li></ul>
+EXPECTED;
+
+        $this->assertEqualsWithoutLE($expected, $out);
+    }    
 }