From 5ccdca1703fadacd17ae914b382ebea12ad2af35 Mon Sep 17 00:00:00 2001
From: Qiang Xue <qiang.xue@gmail.com>
Date: Thu, 1 Jan 2015 09:54:18 -0500
Subject: [PATCH] Fixes #6672: `yii\bootstrap\Dropdown` should register client
 event handlers

---
 extensions/bootstrap/CHANGELOG.md |  2 +-
 extensions/bootstrap/Dropdown.php |  1 +
 extensions/bootstrap/Widget.php   | 12 +++++++++++-
 extensions/jui/Widget.php         |  2 +-
 4 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/extensions/bootstrap/CHANGELOG.md b/extensions/bootstrap/CHANGELOG.md
index c1e11d6..33f1f65 100644
--- a/extensions/bootstrap/CHANGELOG.md
+++ b/extensions/bootstrap/CHANGELOG.md
@@ -4,7 +4,7 @@ Yii Framework 2 bootstrap extension Change Log
 2.0.2 under development
 -----------------------
 
-- no changes in this release.
+- Bug #6672: `yii\bootstrap\Dropdown` should register client event handlers (qiangxue)
 
 
 2.0.1 December 07, 2014
diff --git a/extensions/bootstrap/Dropdown.php b/extensions/bootstrap/Dropdown.php
index 166b367..a4ad43b 100644
--- a/extensions/bootstrap/Dropdown.php
+++ b/extensions/bootstrap/Dropdown.php
@@ -60,6 +60,7 @@ class Dropdown extends Widget
     {
         echo $this->renderItems($this->items, $this->options);
         BootstrapPluginAsset::register($this->getView());
+        $this->registerClientEvents();
     }
 
     /**
diff --git a/extensions/bootstrap/Widget.php b/extensions/bootstrap/Widget.php
index 6e6bc85..641f640 100644
--- a/extensions/bootstrap/Widget.php
+++ b/extensions/bootstrap/Widget.php
@@ -71,12 +71,22 @@ class Widget extends \yii\base\Widget
             $view->registerJs($js);
         }
 
+        $this->registerClientEvents();
+    }
+
+    /**
+     * Registers JS event handlers that are listed in [[clientEvents]].
+     * @since 2.0.2
+     */
+    protected function registerClientEvents()
+    {
         if (!empty($this->clientEvents)) {
+            $id = $this->options['id'];
             $js = [];
             foreach ($this->clientEvents as $event => $handler) {
                 $js[] = "jQuery('#$id').on('$event', $handler);";
             }
-            $view->registerJs(implode("\n", $js));
+            $this->getView()->registerJs(implode("\n", $js));
         }
     }
 }
diff --git a/extensions/jui/Widget.php b/extensions/jui/Widget.php
index 0676db6..458d5c2 100644
--- a/extensions/jui/Widget.php
+++ b/extensions/jui/Widget.php
@@ -48,7 +48,7 @@ class Widget extends \yii\base\Widget
     public $clientEvents = [];
 
     /**
-     * @var array event names mapped to what should be specified in .on(
+     * @var array event names mapped to what should be specified in `.on()`.
      * If empty, it is assumed that event passed to clientEvents is prefixed with widget name.
      */
     protected $clientEventMap = [];