From 89e06436724608df929699caea09e6232d6fe6cc Mon Sep 17 00:00:00 2001
From: lay295 <fizzohd@gmail.com>
Date: Tue, 16 Nov 2021 01:00:11 -0500
Subject: [PATCH] Prevent multiple instances

---
 TwitchArchiverWPF/MainWindow.xaml    | 15 ++++++++-------
 TwitchArchiverWPF/MainWindow.xaml.cs |  5 +++++
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/TwitchArchiverWPF/MainWindow.xaml b/TwitchArchiverWPF/MainWindow.xaml
index 504072f..7d0440a 100644
--- a/TwitchArchiverWPF/MainWindow.xaml
+++ b/TwitchArchiverWPF/MainWindow.xaml
@@ -10,10 +10,11 @@
     <Grid>
         <Grid.ColumnDefinitions>
             <ColumnDefinition Width="140"/>
-            <ColumnDefinition Width="*"/>
+            <ColumnDefinition Width="58*"/>
+            <ColumnDefinition Width="37*"/>
         </Grid.ColumnDefinitions>
 
-        <hc:SideMenu Grid.Column="0" BorderThickness="1" HorizontalAlignment="Center" Width="140">
+        <hc:SideMenu BorderThickness="1" HorizontalAlignment="Center" Width="140">
             <hc:SideMenuItem IsSelected="True" Header="Streamers" Selected="SideMenuItem_Selected">
 
             </hc:SideMenuItem>
@@ -25,12 +26,12 @@
             </hc:SideMenuItem>
         </hc:SideMenu>
         <Frame Grid.Column="1" Focusable="False" x:Name="Main" NavigationUIVisibility="Hidden" Grid.ColumnSpan="2"/>
-        <hc:NotifyIcon x:Name="NotifyIcon" Visibility="Hidden" HorizontalAlignment="Left" Height="100" Margin="650,424,0,0" VerticalAlignment="Top" Width="100" Grid.Column="1" MouseDoubleClick="NotifyIcon_MouseDoubleClick">
+        <hc:NotifyIcon x:Name="NotifyIcon" Visibility="Hidden" HorizontalAlignment="Left" Height="100" Margin="186,424,0,0" VerticalAlignment="Top" Width="100" Grid.Column="2" MouseDoubleClick="NotifyIcon_MouseDoubleClick">
             <hc:NotifyIcon.ContextMenu>
-            <ContextMenu>
-                <MenuItem Header="Open" Click="MenuItem_Click"/>
-                <MenuItem Command="hc:ControlCommands.ShutdownApp" Header="Exit"/>
-            </ContextMenu>
+                <ContextMenu>
+                    <MenuItem Header="Open" Click="MenuItem_Click"/>
+                    <MenuItem Command="hc:ControlCommands.ShutdownApp" Header="Exit"/>
+                </ContextMenu>
             </hc:NotifyIcon.ContextMenu>
         </hc:NotifyIcon>
 
diff --git a/TwitchArchiverWPF/MainWindow.xaml.cs b/TwitchArchiverWPF/MainWindow.xaml.cs
index 0d3c637..917ff87 100644
--- a/TwitchArchiverWPF/MainWindow.xaml.cs
+++ b/TwitchArchiverWPF/MainWindow.xaml.cs
@@ -60,6 +60,11 @@ public partial class MainWindow : Window
 
         public MainWindow()
         {
+            String processName = Process.GetCurrentProcess().ProcessName;
+
+            if (Process.GetProcesses().Count(p => p.ProcessName == processName) > 1)
+                System.Windows.Application.Current.Shutdown();
+
             if (!File.Exists("ffmpeg.exe"))
                 FFmpegDownloader.GetLatestVersion(FFmpegVersion.Official);