Rename MediaSlideshow -> PanelSlideshow + First test

Author: neon-nyan

BackgroundTest/App.xaml

@@ -7,6 +7,8 @@
                 <XamlControlsResources xmlns="using:Microsoft.UI.Xaml.Controls" />
                 <ResourceDictionary Source="ms-appx:///CustomControl/NewPipsPager/NewPipsPager_themeresources.xaml" />
                 <ResourceDictionary Source="ms-appx:///CustomControl/NewPipsPager/NewPipsPager.xaml" />
+
+                <ResourceDictionary Source="ms-appx:///CustomControl/PanelSlideshow/PanelSlideshow.xaml" />
                 <ResourceDictionary>
                     <ResourceDictionary.ThemeDictionaries>
                         <ResourceDictionary x:Key="Default">

BackgroundTest/BackgroundTest.csproj

@@ -68,11 +68,9 @@
     <Optimize>true</Optimize>
     <GitSkipCache>true</GitSkipCache>
   </PropertyGroup>
+
   <ItemGroup>
-    <None Remove="CustomControl\BGTestImage.jpg" />
-  </ItemGroup>
-  <ItemGroup>
-    <Content Include="CustomControl\BGTestImage.jpg">
+    <Content Include="CustomControl\BGTestImage*">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
   </ItemGroup>

…groundTest/CustomControl/BGTestImage.jpg …roundTest/CustomControl/BGTestImage1.jpgBackgroundTest/CustomControl/BGTestImage.jpg renamed to BackgroundTest/CustomControl/BGTestImage1.jpg BackgroundTest/CustomControl/BGTestImage.jpg renamed to BackgroundTest/CustomControl/BGTestImage1.jpg

@@ -4,23 +4,20 @@
 using System;
 using System.Runtime.CompilerServices;
 
-namespace BackgroundTest.CustomControl.NewPipsPager;
+namespace BackgroundTest.CustomControl;
 
-public static class NewPipsPagerExtension
+public static class Extensions
 {
     public static readonly DependencyProperty CursorTypeProperty =
         DependencyProperty.RegisterAttached("CursorType", typeof(InputSystemCursorShape),
-                                            typeof(UIElement), new PropertyMetadata(false));
+                                            typeof(UIElement), new PropertyMetadata(InputSystemCursorShape.Arrow));
 
-    public static InputSystemCursorShape GetCursorType(DependencyObject obj)
-    {
-        return (InputSystemCursorShape)obj.GetValue(CursorTypeProperty);
-    }
+    public static InputSystemCursorShape GetCursorType(DependencyObject obj) => (InputSystemCursorShape)obj.GetValue(CursorTypeProperty);
 
     public static void SetCursorType(DependencyObject obj, InputSystemCursorShape value)
     {
         InputSystemCursor? cursor = InputSystemCursor.Create(value);
-        if (cursor == null ||
+        if (cursor is null ||
             obj is not UIElement asElement)
         {
             return;
@@ -36,15 +33,16 @@ public static void SetCursorType(DependencyObject obj, InputSystemCursorShape va
         private extern DependencyObject GetTemplateChildAccessor(string name);
 
         internal T GetTemplateChild<T>(string name)
+            where T : class
         {
             DependencyObject obj = source.GetTemplateChildAccessor(name);
-            if (obj is not T)
+            if (obj is not T castObj)
             {
                 throw new
                     InvalidCastException($"Cannot cast type to: {typeof(T).Name} as the object expects type: {obj.GetType().Name}");
             }
 
-            return (T)(object)obj;
+            return castObj;
         }
     }
 

BackgroundTest/CustomControl/BGTestImage2.jpg

@@ -2,9 +2,9 @@
 <!--  ReSharper disable Xaml.StaticResourceNotResolved  -->
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:customControls="using:BackgroundTest.CustomControl"
                     xmlns:controls="using:BackgroundTest.CustomControl.NewPipsPager">
 
-    <ThemeShadow x:Key="SharedShadow" />
     <controls:IndexAddOneConverter x:Key="IndexAddOneConverter" />
 
     <Style TargetType="controls:NewPipsPager">
@@ -104,7 +104,7 @@
                                 HorizontalAlignment="Center"
                                 VerticalAlignment="Center"
                                 Style="{ThemeResource NewPipsPagerPreviousPageButtonStyle}"
-                                controls:NewPipsPagerExtension.CursorType="Hand"
+                                customControls:Extensions.CursorType="Hand"
                                 ToolTipService.Placement="Top"
                                 ToolTipService.ToolTip="{Binding ElementName=PreviousPageButton, Path=(AutomationProperties.Name)}"
                                 Margin="0, 0, 0, 4"/>
@@ -131,7 +131,7 @@
                                                 Foreground="{ThemeResource NewPipsPageButtonForeground}"
                                                 Background="{ThemeResource NewPipsPageButtonBackground}"
                                                 CornerRadius="{ThemeResource PipsPagerCornerRadius}"
-                                                controls:NewPipsPagerExtension.CursorType="Hand"
+                                                customControls:Extensions.CursorType="Hand"
                                                 IsTabStop="False"
                                                 Tag="{Binding}"
                                                 ToolTipService.Placement="Top"
@@ -145,7 +145,7 @@
                                 HorizontalAlignment="Center"
                                 VerticalAlignment="Center"
                                 Style="{ThemeResource NewPipsPagerNextPageButtonStyle}"
-                                controls:NewPipsPagerExtension.CursorType="Hand"
+                                customControls:Extensions.CursorType="Hand"
                                 ToolTipService.Placement="Bottom"
                                 ToolTipService.ToolTip="{Binding ElementName=NextPageButton, Path=(AutomationProperties.Name)}"
                                 Margin="0, 4, 0, 0"/>