From d2e231dbe55d7fcae6aa53caf78f72bd58784a98 Mon Sep 17 00:00:00 2001
From: Victoria Plitt <Victoria.Plitt@twine-s.com>
Date: Tue, 13 Aug 2019 18:00:24 +0300
Subject: Added TransparentComboBoxStyle style

---
 .../Resources/MaterialDesign.xaml                  | 320 +++++++++++++++++----
 .../Themes/DarkThemeColors.xaml                    |   2 +-
 .../Themes/LightThemeColors.xaml                   |   1 +
 3 files changed, 262 insertions(+), 61 deletions(-)

(limited to 'Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common')

diff --git a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Resources/MaterialDesign.xaml b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Resources/MaterialDesign.xaml
index 0bf472a2e..70c9cb3c4 100644
--- a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Resources/MaterialDesign.xaml
+++ b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Resources/MaterialDesign.xaml
@@ -6,7 +6,8 @@
                     xmlns:sharedConverters="clr-namespace:Tango.SharedUI.Converters;assembly=Tango.SharedUI"
                     xmlns:mahApps="http://metro.mahapps.com/winfx/xaml/controls"
                     xmlns:sys="clr-namespace:System;assembly=mscorlib"
-                    xmlns:local="clr-namespace:Tango.MachineStudio.Common.Resources">
+                    xmlns:local="clr-namespace:Tango.MachineStudio.Common.Resources"
+                    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes">
     <ResourceDictionary.MergedDictionaries>
         
         <!--WPF Extended Toolkit-->
@@ -55,31 +56,10 @@
         <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/materialdesigntheme.Slider.xaml">
         </ResourceDictionary>
         <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/materialdesigntheme.ProgressBar.xaml"/>
+        <ResourceDictionary Source="pack://application:,,,/MaterialDesignThemes.Wpf;component/Themes/MaterialDesignTheme.ComboBox.xaml" />
 
         <ResourceDictionary Source="GradientOffsetSlider.xaml" />
 
-        <!--<local:SharedResourceDictionary Source="pack://application:,,,/Tango.MachineStudio.Common;component/Themes/LightThemeColors.xaml"/>-->
-
-        <!--MahApps Brushes-->
-        <!--<ResourceDictionary>-->
-            <!--<SolidColorBrush x:Key="HighlightBrush" Color="{DynamicResource Primary700}" />
-            <SolidColorBrush x:Key="AccentColorBrush" Color="{DynamicResource Primary500}" />
-            <SolidColorBrush x:Key="AccentColorBrush2" Color="{DynamicResource Primary400}" />
-            <SolidColorBrush x:Key="AccentColorBrush3" Color="{DynamicResource Primary300}" />
-            <SolidColorBrush x:Key="AccentColorBrush4" Color="{DynamicResource Primary200}" />
-            <SolidColorBrush x:Key="WindowTitleColorBrush" Color="{DynamicResource Primary700}" />
-            <SolidColorBrush x:Key="AccentSelectedColorBrush" Color="{DynamicResource Primary500Foreground}" />
-            <LinearGradientBrush x:Key="ProgressBrush" EndPoint="0.001,0.5" StartPoint="1.002,0.5">
-                <GradientStop Color="{DynamicResource Primary700}" Offset="0" />
-                <GradientStop Color="{DynamicResource Primary300}" Offset="1" />
-            </LinearGradientBrush>
-            <SolidColorBrush x:Key="CheckmarkFill" Color="{DynamicResource Primary500}" />
-            <SolidColorBrush x:Key="RightArrowFill" Color="{DynamicResource Primary500}" />
-            <SolidColorBrush x:Key="IdealForegroundColorBrush" Color="{DynamicResource Primary500Foreground}" />
-            <SolidColorBrush x:Key="IdealForegroundDisabledBrush" Color="{DynamicResource Primary500}" Opacity="0.4" />-->
-        <!--</ResourceDictionary>-->
-        
-
         <!--Fonts-->
         <ResourceDictionary>
             <FontFamily x:Key="digital-7">../Fonts/#digital-7</FontFamily>
@@ -90,6 +70,15 @@
 
             <BooleanToVisibilityConverter x:Key="BoolToVisConverter" />
             <converters:TextFieldHintVisibilityConverter x:Key="TextFieldHintVisibilityConverter" />
+            <converters:MathConverter x:Key="MathAddConverter" Operation="Add" />
+            <converters:BrushRoundConverter x:Key="BrushRoundConverter" />
+            <converters:BooleanToVisibilityConverter x:Key="InverseBoolToVisConverter" TrueValue="Collapsed" FalseValue="Visible"/>
+
+            <sys:Double x:Key="PopupContentPresenterExtend">4</sys:Double>
+            <sys:Double x:Key="PopupTopBottomMargin">8</sys:Double>
+            <sys:Double x:Key="PopupLeftRightMargin">16</sys:Double>
+            <sys:Boolean x:Key="TrueValue">True</sys:Boolean>
+            <sys:Boolean x:Key="FalseValue">False</sys:Boolean>
 
             <Style TargetType="editors:AutoCompleteTextBox" >
                 <Setter Property="Focusable" Value="True" />
@@ -209,43 +198,6 @@
             <sys:Double x:Key="MiniFontSize">12</sys:Double>
             <sys:Double x:Key="TinyFontSize">9</sys:Double>
 
-            <!--Colors--><!--
-            <Color x:Key="borderColor">Silver</Color>
-            <Color x:Key="graphGridLinesColor">#FF464646</Color>
-            <Color x:Key="graphsMarkerColor">Gray</Color>
-            <Color x:Key="materialColor">#03A9F4</Color>
-
-            --><!--Brushes--><!--
-            <SolidColorBrush x:Key="borderBrush" Color="{StaticResource borderColor}"></SolidColorBrush>
-            <SolidColorBrush x:Key="graphGridLinesBrush" Color="{StaticResource graphGridLinesColor}"></SolidColorBrush>
-            <SolidColorBrush x:Key="BlackBrush" Color="#545454"></SolidColorBrush>
-
-            <SolidColorBrush x:Key="graphGridLinesLightBrush" Color="{StaticResource graphGridLinesColor}"></SolidColorBrush>
-            <SolidColorBrush x:Key="graphGridLinesDarkBrush" Color="#FF2E2E2E"></SolidColorBrush>
-
-            <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"  x:Key="graphBackgroundLight">
-                <GradientStop Color="White"/>
-                <GradientStop Color="#FFE9E9E9" Offset="1"/>
-            </LinearGradientBrush>
-
-            <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"  x:Key="graphBackgroundDark">
-                <GradientStop Color="Black"/>
-                <GradientStop Color="#FF333333" Offset="1"/>
-            </LinearGradientBrush>
-
-            <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"  x:Key="graphBackground">
-                <GradientStop Color="#121212"/>
-                <GradientStop Color="#FF333333" Offset="1"/>
-            </LinearGradientBrush>-->
-
-
-
-            <!--<SolidColorBrush Color="{DynamicResource WhiteBrush100}" x:Key="topBarBackgroundBrush"></SolidColorBrush>-->
-            <!--Brushes-->
-
-
-
-
             <!--Graph Ticks Template-->
             <DataTemplate x:Key="graphTicksTemplate">
                 <Ellipse Width="3" Height="3" Margin="0 0 0 0" Fill="{StaticResource AccentColorBrush}"></Ellipse>
@@ -574,6 +526,254 @@
                     </Setter.Value>
                 </Setter>
             </Style>
+            
+            <ControlTemplate x:Key="TransparentPopupContentDownTemplate" TargetType="ContentControl">
+                <Grid MinWidth="{Binding ElementName=templateRoot, Path=ActualWidth, Converter={StaticResource MathAddConverter}, ConverterParameter=32}"
+              Margin="6" Background="Transparent">
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="*" />
+                    </Grid.RowDefinitions>
+                    <Border Background="Transparent"
+                    BorderBrush="{DynamicResource MaterialDesignShadowBrush}"
+                    BorderThickness="1"
+                    CornerRadius="2">
+                        <Border.Effect>
+                            <BlurEffect Radius="6"/>
+                        </Border.Effect>
+                    </Border>
+                    <Grid Margin="1"
+                  SnapsToDevicePixels="True">
+                        <Grid.RowDefinitions>
+                            <RowDefinition Height="Auto"/>
+                            <RowDefinition Height="Auto"/>
+                            <RowDefinition Height="Auto"/>
+                            <RowDefinition Height="*"/>
+                            <RowDefinition Height="Auto"/>
+                        </Grid.RowDefinitions>
+                        <Border Grid.Row="0"
+                        CornerRadius="2 2 0 0"
+                        Background="{DynamicResource ComboBox.Floating.Background}"
+                        Height="{StaticResource PopupTopBottomMargin}"/>
+
+                        <Grid Grid.Row="1">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="Auto"/>
+                                <ColumnDefinition Width="Auto"/>
+                                <ColumnDefinition Width="*"/>
+                            </Grid.ColumnDefinitions>
+                            <Border Grid.Column="0"
+                            Width="{StaticResource PopupLeftRightMargin}"
+                            Background="{DynamicResource ComboBox.Floating.Background}"
+                               />
+                            <Grid Grid.Column="1"
+                          Width="{Binding RelativeSource={RelativeSource AncestorType={x:Type materialDesign:ComboBoxPopup}}, Path=VisiblePlacementWidth}"
+                          Height="{Binding ElementName=templateRoot, Path=ActualHeight}"/>
+                            <Border Grid.Column="2"
+                            MinWidth="{StaticResource PopupLeftRightMargin}"
+                            Background="{DynamicResource ComboBox.Floating.Background}"
+                               />
+                        </Grid>
+
+                        <Border Grid.Row="2"
+                        Background="{DynamicResource ComboBox.Floating.Background}"
+                        Height="{StaticResource PopupContentPresenterExtend}"/>
+
+                        <ContentPresenter Grid.Row="3"/>
+
+                        <Border Grid.Row="4"
+                        CornerRadius="0 0 2 2"
+                        Height="{StaticResource PopupTopBottomMargin}"
+                        Background="{DynamicResource ComboBox.Floating.Background}" />
+                    </Grid>
+                </Grid>
+            </ControlTemplate>
+
+            <Style x:Key="TransparentComboBoxStyle" TargetType="{x:Type ComboBox}" BasedOn="{StaticResource MaterialDesignComboBox}">
+                <Setter Property="Background" Value="Transparent"/>
+                <Setter Property="Template">
+                    <Setter.Value>
+                        <ControlTemplate TargetType="{x:Type ComboBox}" >
+                            <Grid x:Name="templateRoot"
+              Background="Transparent"
+              SnapsToDevicePixels="True">
+                                <Grid x:Name="InnerRoot">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="*" />
+                                        <ColumnDefinition Width="0" MinWidth="{DynamicResource {x:Static SystemParameters.VerticalScrollBarWidthKey}}" />
+                                    </Grid.ColumnDefinitions>
+                                    <ToggleButton x:Name="toggleButton"
+                              Grid.ColumnSpan="2"
+                              Background="{TemplateBinding Background}"
+                              BorderBrush="{TemplateBinding BorderBrush}"
+                              BorderThickness="{TemplateBinding BorderThickness}"
+                              IsChecked="{Binding IsDropDownOpen, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}"
+                              Style="{StaticResource MaterialDesignComboBoxToggleButton}"/>
+                                    <Grid HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
+                      VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
+                      Margin="{TemplateBinding Padding}"
+                      SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
+                      UseLayoutRounding="{TemplateBinding UseLayoutRounding}">
+                                        <Grid x:Name="InputRoot"
+                          HorizontalAlignment="Left">
+                                            <ContentPresenter x:Name="contentPresenter"
+                                          Content="{TemplateBinding SelectionBoxItem}"
+                                          ContentStringFormat="{TemplateBinding SelectionBoxItemStringFormat}"
+                                          ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}"
+                                          ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}"
+                                          IsHitTestVisible="False" />
+                                            <TextBox x:Name="PART_EditableTextBox"
+                                 IsReadOnly="{Binding IsReadOnly, RelativeSource={RelativeSource TemplatedParent}}"
+                                 HorizontalAlignment="Left"
+                                 HorizontalContentAlignment="Stretch"
+                                 Style="{StaticResource MaterialDesignComboBoxEditableTextBox}"
+                                 CaretBrush="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=BorderBrush}"                                 
+                                 Visibility="Collapsed" />
+
+                                            <materialDesign:SmartHint x:Name="Hint"
+                                       HintProxy="{Binding RelativeSource={RelativeSource TemplatedParent}, Converter={x:Static converters:HintProxyFabricConverter.Instance}}"
+                                       FontSize="{TemplateBinding FontSize}"
+                                       SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
+                                       UseLayoutRounding="{TemplateBinding UseLayoutRounding}"
+                                       UseFloating="{Binding Path=(materialDesign:HintAssist.IsFloating), RelativeSource={RelativeSource TemplatedParent}}"
+                                       HintOpacity="{Binding Path=(materialDesign:HintAssist.HintOpacity), RelativeSource={RelativeSource TemplatedParent}}"
+                                       Hint="{TemplateBinding materialDesign:HintAssist.Hint}" />
+                                        </Grid>
+                                    </Grid>
+                                    <Line x:Name="DashedLine" Grid.ColumnSpan="2" VerticalAlignment="Bottom"
+                      Visibility="{Binding Path=IsEnabled, RelativeSource={RelativeSource Self}, Converter={StaticResource InverseBoolToVisConverter}}"
+                      StrokeThickness="1.25" StrokeDashArray="1,2.5" StrokeDashCap="Round"
+                      X1="0" X2="{Binding ActualWidth, ElementName=toggleButton}" Y1="0" Y2="0" 
+                      Stroke="{TemplateBinding BorderBrush}" Opacity="0.56" />
+                                    <materialDesign:Underline x:Name="Underline"
+                               Grid.ColumnSpan="2"
+                               IsActive="{Binding ElementName=PART_EditableTextBox, Path=IsKeyboardFocused}"
+                               Visibility="{Binding Path=(materialDesign:TextFieldAssist.DecorationVisibility), RelativeSource={RelativeSource TemplatedParent}}"/>
+
+                                    <materialDesign:ComboBoxPopup x:Name="PART_Popup"
+                                   
+                                   AllowsTransparency="true"
+                                   Focusable="False"
+                                   HorizontalOffset="-11.5"
+                                   IsOpen="{Binding IsDropDownOpen, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}"
+                                   PlacementTarget="{Binding ElementName=templateRoot}"
+                                   SnapsToDevicePixels="True"
+                                   UseLayoutRounding="True"
+                                   Placement="Custom"
+                                   PopupAnimation="Fade"
+                                   VerticalOffset="0"
+                                   DefaultVerticalOffset="5"
+                                   DownVerticalOffset="-15.5"
+                                   UpVerticalOffset="15"
+                                   ClassicMode="{Binding Path=(materialDesign:ComboBoxAssist.ClassicMode), RelativeSource={RelativeSource TemplatedParent}}"
+                                   UpContentTemplate="{StaticResource PopupContentUpTemplate}"
+                                   DownContentTemplate="{StaticResource TransparentPopupContentDownTemplate}"
+                                   ClassicContentTemplate="{StaticResource PopupContentClassicTemplate}">
+
+                                        <ContentControl>
+                                            <ScrollViewer MaxHeight="{TemplateBinding MaxDropDownHeight}"
+                                      Background="{DynamicResource ComboBox.Floating.Background}">
+                                                <ItemsPresenter x:Name="ItemsPresenter" KeyboardNavigation.DirectionalNavigation="Contained" />
+                                            </ScrollViewer>
+                                        </ContentControl>
+                                    </materialDesign:ComboBoxPopup>
+                                </Grid>
+                            </Grid>
+                            <ControlTemplate.Triggers>
+                                <Trigger SourceName="PART_Popup" Property="PopupPlacement" Value="{x:Static materialDesign:ComboBoxPopupPlacement.Classic}">
+                                    <Setter Property="ItemContainerStyle" Value="{StaticResource MaterialDesignComboBoxItemStyle}" />
+                                </Trigger>
+                                <Trigger SourceName="PART_Popup" Property="IsOpen" Value="True">
+                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource ComboBox.Floating.Background}" />
+                                </Trigger>
+                                <Trigger Property="IsEnabled" Value="False">
+                                    <Setter TargetName="templateRoot" Property="Opacity" Value="0.56"/>
+                                    <Setter TargetName="toggleButton" Property="BorderBrush" Value="Transparent"/>
+                                </Trigger>
+                                <Trigger Property="IsEditable" Value="True">
+                                    <Setter TargetName="PART_EditableTextBox" Property="Visibility" Value="Visible" />
+                                    <Setter TargetName="Underline" Property="Visibility" Value="{Binding Path=(materialDesign:TextFieldAssist.DecorationVisibility), RelativeSource={RelativeSource TemplatedParent}}" />
+                                    <Setter TargetName="contentPresenter" Property="Visibility" Value="Collapsed" />
+                                </Trigger>
+                                <Trigger Property="materialDesign:HintAssist.IsFloating" Value="True">
+                                    <Setter TargetName="InnerRoot" Property="Margin" Value="0 11.5 0 0" />
+                                </Trigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="IsEditable" Value="False"/>
+                                        <Condition Property="IsDropDownOpen" Value="True"/>
+                                    </MultiTrigger.Conditions>
+                                    <Setter TargetName="Underline" Property="Visibility" Value="Hidden"/>
+                                    <Setter TargetName="toggleButton" Property="BorderBrush" Value="Transparent"/>
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition SourceName="Hint" Property="IsContentNullOrEmpty" Value="False" />
+                                        <Condition Property="materialDesign:HintAssist.IsFloating" Value="True" />
+                                        <Condition Property="IsKeyboardFocusWithin" Value="True" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter TargetName="Hint" Property="Foreground" Value="{DynamicResource PrimaryHueMidBrush}" />
+                                    <Setter TargetName="Hint" Property="HintOpacity" Value="1" />
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="materialDesign:HintAssist.IsFloating" Value="True" />
+                                        <!--<Condition SourceName="Hint" Property="IsHintInFloatingPosition" Value="True" />-->
+                                        <Condition Property="IsKeyboardFocusWithin" Value="True" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter TargetName="Hint" Property="Foreground" Value="{DynamicResource PrimaryHueMidBrush}" />
+                                    <Setter TargetName="Hint" Property="HintOpacity" Value="1" />
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition SourceName="Hint" Property="IsContentNullOrEmpty" Value="False" />
+                                        <Condition SourceName="PART_EditableTextBox" Property="IsKeyboardFocused" Value="True" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter TargetName="Hint" Property="Foreground" Value="{DynamicResource PrimaryHueMidBrush}" />
+                                    <Setter TargetName="Hint" Property="HintOpacity" Value="1" />
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition SourceName="Hint" Property="IsContentNullOrEmpty" Value="False" />
+                                        <Condition Property="IsDropDownOpen" Value="True" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter TargetName="Hint" Property="Foreground" Value="{DynamicResource PrimaryHueMidBrush}" />
+                                    <Setter TargetName="Hint" Property="HintOpacity" Value="1" />
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="IsGrouping" Value="true" />
+                                        <Condition Property="VirtualizingPanel.IsVirtualizingWhenGrouping" Value="false" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter Property="ScrollViewer.CanContentScroll" Value="false" />
+                                </MultiTrigger>
+                                <Trigger Property="IsKeyboardFocused" Value="true">
+                                    <Setter TargetName="Underline" Property="IsActive" Value="True"/>
+                                </Trigger>
+                                <Trigger Property="Validation.HasError" Value="true">
+                                    <Setter Property="BorderBrush" Value="{DynamicResource ValidationErrorBrush}"/>
+                                    <Setter TargetName="Underline" Property="Background" Value="{DynamicResource ValidationErrorBrush}"/>
+                                </Trigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="IsMouseOver" Value="true" />
+                                        <Condition Property="Validation.HasError" Value="true" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter Property="BorderBrush" Value="{DynamicResource ValidationErrorBrush}"/>
+                                    <Setter TargetName="Underline" Property="Background" Value="{DynamicResource ValidationErrorBrush}"/>
+                                </MultiTrigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="IsMouseOver" Value="true" />
+                                        <Condition Property="Validation.HasError" Value="false" />
+                                    </MultiTrigger.Conditions>
+                                    <Setter Property="BorderBrush" Value="{DynamicResource PrimaryHueMidBrush}"/>
+                                    <Setter TargetName="Underline" Property="Background" Value="{DynamicResource PrimaryHueMidBrush}"/>
+                                </MultiTrigger>
+                            </ControlTemplate.Triggers>
+                        </ControlTemplate>
+                    </Setter.Value>
+                </Setter>
+                </Style>
         </ResourceDictionary>
 
     </ResourceDictionary.MergedDictionaries>
diff --git a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/DarkThemeColors.xaml b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/DarkThemeColors.xaml
index ad8f0f09b..8dd4efc32 100644
--- a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/DarkThemeColors.xaml
+++ b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/DarkThemeColors.xaml
@@ -146,7 +146,7 @@
             <SolidColorBrush x:Key="Hexagon.ForegroundBrush" Color="White"/>
             <SolidColorBrush x:Key="AutoCompleteTextBox.Popup.Background" Color="#383838"></SolidColorBrush>
             <SolidColorBrush x:Key="AutoCompleteTextBox.Popup.BorderBrush" Color="#BBBBBB"></SolidColorBrush>
-            <SolidColorBrush x:Key="ComboBox.Popup.Background" Color="red"></SolidColorBrush>
+            <SolidColorBrush x:Key="ComboBox.Floating.Background" Color="#383838"></SolidColorBrush>
 
 
             <!--material design colors-->
diff --git a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/LightThemeColors.xaml b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/LightThemeColors.xaml
index 25f72f8d4..0f5727e5b 100644
--- a/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/LightThemeColors.xaml
+++ b/Software/Visual_Studio/MachineStudio/Tango.MachineStudio.Common/Themes/LightThemeColors.xaml
@@ -124,6 +124,7 @@
             <SolidColorBrush x:Key="Hexagon.ForegroundBrush" Color="black"/>
             <SolidColorBrush x:Key="AutoCompleteTextBox.Popup.Background" Color="White"></SolidColorBrush>
             <SolidColorBrush x:Key="AutoCompleteTextBox.Popup.BorderBrush" Color="#BDBDBD"></SolidColorBrush>
+            <SolidColorBrush x:Key="ComboBox.Floating.Background" Color="White"></SolidColorBrush>
 
             <!--material design colors-->
             <!--<SolidColorBrush x:Key="HighlightBrush" Color="#FF0288d1" />
-- 
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