From d5844b459d902f6fc19dc13b5ab35fc48e593b95 Mon Sep 17 00:00:00 2001
From: sr55 <sr55.hb@outlook.com>
Date: Sat, 19 Nov 2011 21:27:03 +0000
Subject: WinGui: Fix a issue where audio controls would disable sometimes if
 there was only one audio track on the source.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@4359 b64f7644-9d1e-0410-96f1-a4d463321fa5
---
 win/CS/Controls/AudioPanel.cs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/win/CS/Controls/AudioPanel.cs b/win/CS/Controls/AudioPanel.cs
index e07cf1e3a..a7728ae56 100644
--- a/win/CS/Controls/AudioPanel.cs
+++ b/win/CS/Controls/AudioPanel.cs
@@ -361,6 +361,8 @@ namespace Handbrake.Controls
                     // Set the Advanced Control.
                     if (!advancedAudio.IsDisposed)
                         advancedAudio.Track = track;
+
+                    this.RefreshEnabledControls();
                 }
             }
         }
@@ -586,6 +588,28 @@ namespace Handbrake.Controls
 
         #region Private Functions
 
+        /// <summary>
+        /// Refresh the enabled controls
+        /// </summary>
+        private void RefreshEnabledControls()
+        {
+            // Configure the widgets with values
+            if (drp_audioEncoder.Text.Contains("Passthru"))
+            {
+                drp_audioMix.Enabled = drp_audioBitrate.Enabled = drp_audioSample.Enabled = btn_AdvancedAudio.Enabled = false;
+            }
+            else
+            {
+                drp_audioMix.Enabled = drp_audioBitrate.Enabled = drp_audioSample.Enabled = btn_AdvancedAudio.Enabled = true;
+            }
+
+            if (drp_audioEncoder.Text.Contains("Flac"))
+            {
+                drp_audioBitrate.Enabled = false;
+            }
+        }
+
+
         /// <summary>
         /// Attempt to automatically select the correct audio tracks based on the users settings.
         /// </summary>
-- 
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