replace v6 with experimental v7 code

src/MpvNet.Windows/WPF/Controls/SearchControl.xaml

@@ -0,0 +1,90 @@
+<UserControl
+    x:Class="MpvNet.Windows.WPF.Controls.SearchControl"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:controls="clr-namespace:MpvNet.Windows.WPF.Controls"
+    mc:Ignorable="d" 
+    d:DesignHeight="450"
+    d:DesignWidth="800"
+    >
+    
+    <Grid Background="{Binding Theme.Background}">
+        
+        <TextBlock
+            Name="HintTextBlock"
+            Padding="6,1"
+            Text="Find a setting"
+            VerticalAlignment="Center"
+            Foreground="{Binding Theme.Foreground2}"
+            Background="{Binding Theme.Background}"
+            />
+        
+        <TextBox
+            Name="SearchTextBox"
+            Height="25"
+            BorderThickness="2"
+            Padding="2"
+            Background="Transparent"
+            Foreground="{Binding Theme.Foreground}"
+            CaretBrush="{Binding Theme.Foreground}"
+            GotFocus="SearchTextBox_GotFocus"
+            PreviewMouseUp="SearchTextBox_PreviewMouseUp"
+            Text="{Binding RelativeSource={RelativeSource FindAncestor,
+                   AncestorType={x:Type controls:SearchControl}},
+                   Path=Text, UpdateSourceTrigger=PropertyChanged}"
+            />
+        
+        <Button
+            Name="SearchClearButton"
+            Background="Transparent"
+            HorizontalAlignment="Right"
+            FontFamily="Marlett"
+            FontSize="10"
+            Width="17"
+            Height="17"
+            Margin="2,0,4,0"
+            Visibility="Hidden"
+            Command="{Binding RelativeSource={RelativeSource FindAncestor,
+                      AncestorType={x:Type controls:SearchControl}}, Path=ClearCommand}"
+            >r
+
+            <Button.Resources>
+                <Style TargetType="{x:Type Border}">
+                    <Setter Property="CornerRadius" Value="3"/>
+                </Style>
+            </Button.Resources>
+            
+            <Button.Style>
+                <Style TargetType="Button">
+                    <Setter Property="Background" Value="{Binding Theme.Background}"/>
+                    <Setter Property="Foreground" Value="{Binding Theme.Foreground2}"/>
+                    <Setter Property="Template">
+                        <Setter.Value>
+                            <ControlTemplate TargetType="Button">
+                                <Border
+                                    BorderThickness="1"
+                                    BorderBrush="{TemplateBinding Foreground}"
+                                    SnapsToDevicePixels="True"
+                                    >
+                                    
+                                    <ContentPresenter
+                                        HorizontalAlignment="Center"
+                                        VerticalAlignment="Center"
+                                        />
+                                </Border>
+                            </ControlTemplate>
+                        </Setter.Value>
+                    </Setter>
+                    
+                    <Style.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter Property="Foreground" Value="{Binding Theme.Heading}"/>
+                        </Trigger>
+                    </Style.Triggers>
+                </Style>
+            </Button.Style>
+        </Button>
+    </Grid>
+</UserControl>