From c25ea45866b52ba9c24426fb9ed52e0b4ad97073 Mon Sep 17 00:00:00 2001
From: nekobako <nekobako.dev@outlook.com>
Date: Thu, 22 Feb 2018 06:21:13 +0900
Subject: [PATCH] fix(StreamDispatcher): emit volumeChange event when the
 volume changes (#2349)

---
 src/client/voice/dispatcher/StreamDispatcher.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/client/voice/dispatcher/StreamDispatcher.js b/src/client/voice/dispatcher/StreamDispatcher.js
index 617c95667..d99c77c46 100644
--- a/src/client/voice/dispatcher/StreamDispatcher.js
+++ b/src/client/voice/dispatcher/StreamDispatcher.js
@@ -278,6 +278,13 @@ class StreamDispatcher extends Writable {
 
   setVolume(value) {
     if (!this.streams.volume) return false;
+    /**
+     * Emitted when the volume of this dispatcher changes.
+     * @event StreamDispatcher#volumeChange
+     * @param {number} oldVolume The old volume of this dispatcher
+     * @param {number} newVolume The new volume of this dispatcher
+     */
+    this.emit('volumeChange', this.volume, value);
     this.streams.volume.setVolume(value);
     return true;
   }