Sample added

Author: AzureAD\VenkateshMurugananda

HighlightTextAfterSelecting/App.config renamed to Annotations/HighlightTextAfterSelecting/App.config

@@ -1,12 +1,12 @@
-<Window x:Class="HighlightTextAfterSelecting.MainWindow"
+<Window xmlns:PdfViewer="clr-namespace:Syncfusion.Windows.PdfViewer;assembly=Syncfusion.PdfViewer.WPF"  x:Class="HighlightTextAfterSelecting.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:HighlightTextAfterSelecting"
         mc:Ignorable="d"
-        Title="MainWindow" Height="450" Width="800">
-    <Grid x:Name="HomeGrid">
-        
+        Title="MainWindow" Width="1000" Height="600">
+    <Grid>
+        <PdfViewer:PdfViewerControl Name ="pdfViewer"/>
     </Grid>
 </Window>

HighlightTextAfterSelecting/App.xaml renamed to Annotations/HighlightTextAfterSelecting/App.xaml

@@ -27,12 +27,9 @@ namespace HighlightTextAfterSelecting
     /// </summary>
     public partial class MainWindow : Window
     {
-        PdfViewerControl pdfViewer;
         public MainWindow()
         {
-            InitializeComponent();
-            pdfViewer = new PdfViewerControl();
-            HomeGrid.Children.Add(pdfViewer);
+            InitializeComponent();           
             pdfViewer.Load(@"../../Data/HTTP_Succinctly.pdf");
             pdfViewer.TextSelectionCompleted += PdfViewer_TextSelectionCompleted;
         }