Restore WPF .NET Framework content from WPF .NET (#144)

* Copy .NET 5 WPF content back into .NET Framework

* Add H1 heading difference for .NET

* Fix validation errors

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/Application.xaml

@@ -0,0 +1,9 @@
+<Application x:Class="Application"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:IntroToStylingAndTemplating"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+         
+    </Application.Resources>
+</Application>

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/Application.xaml.vb

@@ -0,0 +1,6 @@
+Class Application
+
+    ' Application-level events, such as Startup, Exit, and DispatcherUnhandledException
+    ' can be handled in this file.
+
+End Class

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/MainWindow.xaml

@@ -0,0 +1,33 @@
+<Window x:Class="MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:IntroToStylingAndTemplating"
+        mc:Ignorable="d"
+        Title="MainWindow" Height="450" Width="800" Loaded="Window_Loaded">
+    <Window.Resources>
+        <!-- .... other resources .... -->
+
+        <!--A Style that extends the previous TextBlock Style-->
+        <!--This is a "named style" with an x:Key of TitleText-->
+        <Style BasedOn="{StaticResource {x:Type TextBlock}}"
+               TargetType="TextBlock"
+               x:Key="TitleText">
+            <Setter Property="FontSize" Value="26"/>
+            <Setter Property="Foreground">
+                <Setter.Value>
+                    <LinearGradientBrush StartPoint="0.5,0" EndPoint="0.5,1">
+                        <LinearGradientBrush.GradientStops>
+                            <GradientStop Offset="0.0" Color="#90DDDD" />
+                            <GradientStop Offset="1.0" Color="#5BFFFF" />
+                        </LinearGradientBrush.GradientStops>
+                    </LinearGradientBrush>
+                </Setter.Value>
+            </Setter>
+        </Style>
+    </Window.Resources>
+    <Grid>
+        <TextBlock Name="textblock1">My Pictures</TextBlock>
+    </Grid>
+</Window>

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/MainWindow.xaml.vb

@@ -0,0 +1,7 @@
+Class MainWindow
+    Private Sub Window_Loaded(sender As Object, e As Windows.RoutedEventArgs)
+        '<SnippetSetStyleCode>
+        textblock1.Style = CType(Resources("TitleText"), Windows.Style)
+        '</SnippetSetStyleCode>
+    End Sub
+End Class

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/Photo.vb

@@ -0,0 +1,13 @@
+' <PhotoClass>
+Public Class Photo
+    Sub New(ByVal path As String)
+        Source = path
+    End Sub
+
+    Public ReadOnly Property Source As String
+
+    Public Overrides Function ToString() As String
+        Return Source
+    End Function
+End Class
+' </PhotoClass>

dotnet-desktop-guide/framework/wpf/controls/snippets/styles-templates-create-apply-style/vb/VBExample.vbproj

@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <RootNamespace>IntroToStylingAndTemplating</RootNamespace>
+    <UseWpf>true</UseWpf>
+    <AssemblyName>IntroToStylingAndTemplating</AssemblyName>
+  </PropertyGroup>
+
+</Project>