Fix bindings

ExeLauncher.GUI/AppControl.xaml

@@ -5,7 +5,7 @@
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
              xmlns:local="clr-namespace:ExeLauncher.GUI"
              mc:Ignorable="d" 
-             DataContext="{Binding RelativeSource={RelativeSource Self}}"
+             d:DataContext="{d:DesignInstance local:ApplicationModel}"
              d:DesignHeight="450" d:DesignWidth="800">
     <Grid>
         <Grid.ColumnDefinitions>
@@ -20,15 +20,15 @@
         </Grid.RowDefinitions>
         <!--Path-->
         <TextBlock Grid.Column="0" Grid.Row="0" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="5" Text="Path:" />
-        <TextBox Grid.Column="1" Grid.Row="0" Margin="5" VerticalContentAlignment="Center" Text="{Binding ApplicationPath}" />
+        <TextBox Grid.Column="1" Grid.Row="0" Margin="5" VerticalContentAlignment="Center" Text="{Binding Path}" />
         <Button Grid.Column="2" Grid.Row="0" Margin="5" Padding="5,2" Content="Browse" Click="Button_Path" />
         
         <!--Arguments-->
         <TextBlock Grid.Column="0" Grid.Row="1" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="5" Text="Arugments:" />
-        <TextBox Grid.Column="1" Grid.Row="1" Grid.ColumnSpan="2" Margin="5" VerticalContentAlignment="Center" Text="{Binding ApplicationArguments}" />
+        <TextBox Grid.Column="1" Grid.Row="1" Grid.ColumnSpan="2" Margin="5" VerticalContentAlignment="Center" Text="{Binding Arguments}" />
 
         <!--Working Directory-->
         <TextBlock Grid.Column="0" Grid.Row="2" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="5" Text="Working Directory:" />
-        <TextBox Grid.Column="1" Grid.Row="2" Grid.ColumnSpan="2" Margin="5" VerticalContentAlignment="Center" Text="{Binding ApplicationWorkingDirectory}" />
+        <TextBox Grid.Column="1" Grid.Row="2" Grid.ColumnSpan="2" Margin="5" VerticalContentAlignment="Center" Text="{Binding WorkingDirectory}" />
     </Grid>
 </UserControl>

ExeLauncher.GUI/AppControl.xaml.cs

@@ -54,8 +54,6 @@ namespace ExeLauncher.GUI
         public AppControl()
         {
             InitializeComponent();
-
-            //DataContext = this;
         }
 
         private void Button_Path(object sender, RoutedEventArgs e)

ExeLauncher.GUI/ApplicationModel.cs

@@ -1,16 +1,81 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
+using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace ExeLauncher.GUI
 {
-    public record ApplicationModel
+    public record ApplicationModel : INotifyPropertyChanged
     {
-        public int Number { get; set; } = 1;
+        private int _number = 1;
-        public string Path { get; set; } = "";
+        public int Number
-        public string Arguments { get; set; } = "";
+        {
-        public string WorkingDirectory { get; set; } = "";
+            get => _number;
+            set
+            {
+                if (_number != value)
+                {
+                    _number = value;
+
+                    NotifyPropertyChanged();
                 }
             }
+        }
+
+        private string _path = "";
+        public string Path
+        {
+            get => _path;
+            set
+            {
+                if (_path != value)
+                {
+                    _path = value;
+
+                    NotifyPropertyChanged();
+                }
+            }
+        }
+
+        private string _arguments = "";
+        public string Arguments
+        {
+            get => _arguments;
+            set
+            {
+                if (_arguments != value)
+                {
+                    _arguments = value;
+
+                    NotifyPropertyChanged();
+                }
+            }
+        }
+
+        private string _workingDirectory = "";
+        public string WorkingDirectory
+        {
+            get => _workingDirectory;
+            set
+            {
+                if (_workingDirectory != value)
+                {
+                    _workingDirectory = value;
+
+                    NotifyPropertyChanged();
+                }
+            }
+        }
+
+        public event PropertyChangedEventHandler? PropertyChanged;
+
+        private void NotifyPropertyChanged([CallerMemberName] string propertyName = "")
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+    }
+}
+

ExeLauncher.GUI/MainWindow.xaml

@@ -55,7 +55,7 @@
                 <ListView.ItemTemplate>
                     <DataTemplate>
                         <GroupBox Header="{Binding Number}" HeaderStringFormat="Application {0}">
-                            <local:AppControl ApplicationPath="{Binding Path}" ApplicationArguments="{Binding Arguments}" ApplicationWorkingDirectory="{Binding WorkingDirectory}" />
+                            <local:AppControl ApplicationPath="{Binding Path, Mode=TwoWay}" ApplicationArguments="{Binding Arguments, Mode=TwoWay}" ApplicationWorkingDirectory="{Binding WorkingDirectory, Mode=TwoWay}" />
                         </GroupBox>
                     </DataTemplate>
                 </ListView.ItemTemplate>