From 8b09ede89942b630a0fbdee77d914059d590c379 Mon Sep 17 00:00:00 2001
From: sr55 <sr55.hb@outlook.com>
Date: Sat, 3 Aug 2019 20:58:06 +0100
Subject: WinGui: Improvements to dropdown visibility behaviour on the Audio
 Defaults. #2135

---
 .../Audio/AudioControlVisibilityConverter.cs       | 22 +++++++++++-
 win/CS/HandBrakeWPF/Views/AudioDefaultsView.xaml   | 42 +++++++++++++++++++---
 2 files changed, 59 insertions(+), 5 deletions(-)

(limited to 'win')

diff --git a/win/CS/HandBrakeWPF/Converters/Audio/AudioControlVisibilityConverter.cs b/win/CS/HandBrakeWPF/Converters/Audio/AudioControlVisibilityConverter.cs
index 808fc9a2c..31e40dd6b 100644
--- a/win/CS/HandBrakeWPF/Converters/Audio/AudioControlVisibilityConverter.cs
+++ b/win/CS/HandBrakeWPF/Converters/Audio/AudioControlVisibilityConverter.cs
@@ -20,14 +20,34 @@ namespace HandBrakeWPF.Converters.Audio
     {
         public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
         {
-            if (values.Length == 1)
+            if (values.Length == 3)
             {
                 bool isVisibile = (bool)values[0];
+                bool isPassthru = (bool)values[1];
+                AudioEncoder fallbackEncoder = (AudioEncoder)values[2];
 
                 if (!isVisibile)
                 {
                     return Visibility.Collapsed;
                 }
+
+                // When the Fallback Encoder is "None" and we have a passthru encoder selected on the track, we don't have any encoder options to override so don't show them.
+                if (isPassthru && fallbackEncoder == AudioEncoder.None)
+                {
+                    return Visibility.Collapsed;
+                }
+            }
+
+            if (values.Length == 2)
+            {
+                bool isPassthru = (bool)values[0];
+                AudioEncoder fallbackEncoder = (AudioEncoder)values[1];
+
+                // When the Fallback Encoder is "None" and we have a passthru encoder selected on the track, we don't have any encoder options to override so don't show them.
+                if (isPassthru && fallbackEncoder == AudioEncoder.None)
+                {
+                    return Visibility.Collapsed;
+                }
             }
 
             return Visibility.Visible;
diff --git a/win/CS/HandBrakeWPF/Views/AudioDefaultsView.xaml b/win/CS/HandBrakeWPF/Views/AudioDefaultsView.xaml
index 17343f85b..146049549 100644
--- a/win/CS/HandBrakeWPF/Views/AudioDefaultsView.xaml
+++ b/win/CS/HandBrakeWPF/Views/AudioDefaultsView.xaml
@@ -277,6 +277,8 @@
                                     <ComboBox.Visibility>
                                         <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
                                             <Binding Path="IsRateTypeVisible" />
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
                                         </MultiBinding>
                                     </ComboBox.Visibility>
                                 </ComboBox>
@@ -286,6 +288,8 @@
                                     <ComboBox.Visibility>
                                         <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
                                             <Binding Path="IsQualityVisible" />
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
                                         </MultiBinding>
                                     </ComboBox.Visibility>
                                 </ComboBox>
@@ -295,26 +299,56 @@
                                     <ComboBox.Visibility>
                                         <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
                                             <Binding Path="IsBitrateVisible" />
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
                                         </MultiBinding>
                                     </ComboBox.Visibility>
                                 </ComboBox>
 
                                 <ComboBox Grid.Row="0" Grid.Column="7" Height="22" Width="120" Margin="5,0,5,0" HorizontalAlignment="Stretch"
                                       ItemsSource="{Binding Mixdowns}" SelectedItem="{Binding MixDown}"
-                                      DisplayMemberPath="DisplayName" />
+                                      DisplayMemberPath="DisplayName" >
+                                    <ComboBox.Visibility>
+                                        <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
+                                        </MultiBinding>
+                                    </ComboBox.Visibility>
+                                </ComboBox>
 
 
                                 <ComboBox Width="70" Height="22" Margin="5,0,5,0" Grid.Column="9" 
                                       ItemsSource="{Binding DataContext.SampleRates, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}"
-                                      SelectedItem="{Binding SampleRateDisplayValue}" />
+                                      SelectedItem="{Binding SampleRateDisplayValue}" >
+                                    <ComboBox.Visibility>
+                                        <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
+                                        </MultiBinding>
+                                    </ComboBox.Visibility>
+                                </ComboBox>
 
                                 <controls:NumberBox Name="drcNumericCtl" Width="45" Margin="5,0,5,0" HorizontalAlignment="Left" Grid.Column="11" VerticalAlignment="Center" Height="22"
                                                 Minimum="0" Modulus="0.1" Maximum="4" Number="{Binding DRC, Mode=TwoWay}" UpdateBindingOnTextChange="True" 
-                                                ShowIncrementButtons="True" AllowEmpty="False" />
+                                                ShowIncrementButtons="True" AllowEmpty="False">
+                                    <controls:NumberBox.Visibility>
+                                        <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
+                                        </MultiBinding>
+                                    </controls:NumberBox.Visibility>
+                                </controls:NumberBox>
 
                                 <controls:NumberBox Name="gainNumericCtl" Width="45" Margin="5,0,5,0" HorizontalAlignment="Left" Grid.Column="13" VerticalAlignment="Center"  Height="22"
                                                 Minimum="-20" Modulus="1" Maximum="20" Number="{Binding Gain, Mode=TwoWay}" UpdateBindingOnTextChange="True" 
-                                                ShowIncrementButtons="True" AllowEmpty="False" />
+                                                ShowIncrementButtons="True" AllowEmpty="False" >
+                                    <controls:NumberBox.Visibility>
+                                        <MultiBinding Converter="{StaticResource audioControlVisibilityConverter}">
+                                            <Binding Path="IsPassthru" />
+                                            <Binding Path="DataContext.AudioEncoderFallback" RelativeSource="{RelativeSource FindAncestor, AncestorType={x:Type Window}}" />
+                                        </MultiBinding>
+                                    </controls:NumberBox.Visibility>
+                                </controls:NumberBox>
                             </Grid>
 
                             <!--  Delete  -->
-- 
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