Fix maximized behavior

Author: BeezBeez

RoundedScreen/MainWindow.xaml

@@ -5,7 +5,7 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:RoundedScreen"
         mc:Ignorable="d"
-        Title="RoundedScreen" Height="450" Width="800" Topmost="True" ResizeMode="NoResize" WindowStartupLocation="CenterScreen" WindowState="Maximized" ShowInTaskbar="False" Focusable="False" IsTabStop="False" Closing="WndRoundedScreen_Closing" WindowStyle="None" AllowsTransparency="True">
+        Title="RoundedScreen" Loaded="WndRoundedScreen_Loaded" Height="{DynamicResource {x:Static SystemParameters.MaximizedPrimaryScreenHeightKey}}" Width="{DynamicResource {x:Static SystemParameters.MaximizedPrimaryScreenWidthKey}}" Topmost="True" ResizeMode="NoResize" WindowStartupLocation="Manual" ShowInTaskbar="False" Focusable="False" IsTabStop="False" Closing="WndRoundedScreen_Closing" WindowStyle="None" AllowsTransparency="True" LostFocus="WndRoundedScreen_LostFocus" Left="0" Top="0">
     <Window.Resources>
         <Storyboard x:Key="Opening">
             <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.Opacity)" Storyboard.TargetName="grid">
@@ -24,8 +24,8 @@
                          Opacity="0.0" />
     </Window.Background>
     <Grid x:Name="grid">
-        <Image x:Name="imgCornerTL" HorizontalAlignment="Left" Margin="0" VerticalAlignment="Top" Width="12" Source="pack://siteoforigin:,,,/Resources/Corner.png"/>
-        <Image x:Name="imgCornerTR" HorizontalAlignment="Right" Margin="0" VerticalAlignment="Top" Width="12" Source="pack://siteoforigin:,,,/Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
+        <Image x:Name="imgCornerTL" HorizontalAlignment="Left" Margin="0" VerticalAlignment="Top" Width="16" Source="Resources/Corner.png"/>
+        <Image x:Name="imgCornerTR" HorizontalAlignment="Right" Margin="0" VerticalAlignment="Top" Width="16" Source="Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
             <Image.RenderTransform>
                 <TransformGroup>
                     <ScaleTransform/>
@@ -35,7 +35,7 @@
                 </TransformGroup>
             </Image.RenderTransform>
         </Image>
-        <Image x:Name="imgCornerBR" HorizontalAlignment="Right" Margin="0" VerticalAlignment="Bottom" Width="12" Source="pack://siteoforigin:,,,/Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
+        <Image x:Name="imgCornerBR" HorizontalAlignment="Right" Margin="0" VerticalAlignment="Bottom" Width="16" Source="Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
             <Image.RenderTransform>
                 <TransformGroup>
                     <ScaleTransform/>
@@ -45,7 +45,7 @@
                 </TransformGroup>
             </Image.RenderTransform>
         </Image>
-        <Image x:Name="imgCornerBL" HorizontalAlignment="Left" Margin="0" VerticalAlignment="Bottom" Width="12" Source="pack://siteoforigin:,,,/Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
+        <Image x:Name="imgCornerBL" HorizontalAlignment="Left" Margin="0" VerticalAlignment="Bottom" Width="16" Source="Resources/Corner.png" RenderTransformOrigin="0.5,0.5">
             <Image.RenderTransform>
                 <TransformGroup>
                     <ScaleTransform/>

RoundedScreen/MainWindow.xaml.cs

@@ -8,24 +8,6 @@
 
 namespace RoundedScreen
 {
-    public static class PreventTouchToMousePromotion
-    {
-        public static void Register(FrameworkElement root)
-        {
-            root.PreviewMouseDown += Evaluate;
-            root.PreviewMouseMove += Evaluate;
-            root.PreviewMouseUp += Evaluate;
-        }
-
-        private static void Evaluate(object sender, MouseEventArgs e)
-        {
-            if (e.StylusDevice != null)
-            {
-                e.Handled = true;
-            }
-        }
-    }
-
     public partial class MainWindow : Window
     {
         public const int WS_EX_TRANSPARENT = 0x00000020;
@@ -40,7 +22,7 @@ public partial class MainWindow : Window
         public MainWindow()
         {
             InitializeComponent();
-            SetStartup();
+            this.SetStartup();
         }
 
         private void SetStartup()
@@ -59,5 +41,22 @@ protected override void OnSourceInitialized(EventArgs e)
         }
 
         private void WndRoundedScreen_Closing(object sender, System.ComponentModel.CancelEventArgs e) { e.Cancel = true; }
+
+        private void WndRoundedScreen_LostFocus(object sender, RoutedEventArgs e)
+        {
+            this.Activate();
+            this.Topmost = true; 
+            this.Topmost = false; 
+            this.Focus();      
+        }
+
+        private void WndRoundedScreen_Loaded(object sender, RoutedEventArgs e)
+        {
+            Point location = this.PointToScreen(new Point(0, 0));
+            this.WindowStartupLocation = WindowStartupLocation.Manual;
+
+            this.Width = System.Windows.SystemParameters.PrimaryScreenWidth;
+            this.Height = System.Windows.SystemParameters.PrimaryScreenHeight;
+        }
     }
 }

RoundedScreen/RoundedScreen.csproj

@@ -96,9 +96,7 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <None Include="Resources\Corner.png">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
+    <Resource Include="Resources\Corner.png" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>