Uso de la rueda del mouse para seleccionar la password

App.xaml.cs

@@ -1,19 +1,30 @@
-using System.Configuration;
-using System.Data;
+using System;
+using System.Threading;
 using System.Windows;
 using Application = System.Windows.Application;
 
 namespace EscribePassword
 {
-    /// <summary>
-    /// Interaction logic for App.xaml
-    /// </summary>
     public partial class App : Application
     {
+        private static Mutex _mutex = null;
+
         public KeyboardHelper PasteLogic { get; } = new KeyboardHelper();
 
         protected override void OnStartup(StartupEventArgs e)
         {
+            const string appName = "EscribePasswordApp";
+            bool createdNew;
+
+            _mutex = new Mutex(true, appName, out createdNew);
+
+            if (!createdNew)
+            {
+                // Hay otra instancia en ejecución, cerramos esta instancia
+                Application.Current.Shutdown();
+                return;
+            }
+
             base.OnStartup(e);
             PasteLogic.SaveCurrentWindow();
             SetInitialWindowPosition();
@@ -26,18 +37,12 @@ namespace EscribePassword
 
             if (mainWindow != null)
             {
-
-                // Obtener la posición del cursor
                 var cursorPosition = System.Windows.Forms.Cursor.Position;
-
-                // Determinar en qué pantalla está el cursor
                 var screen = Screen.FromPoint(cursorPosition);
 
-                // Determinar la posición inicial
                 double newLeft = screenRect.Right;
                 double newTop = screenRect.Top;
 
-                // Verificar si la ventana se posiciona fuera de la pantalla y ajustarla si es necesario
                 if (newLeft < screenRect.Left)
                 {
                     newLeft = screenRect.Left;
@@ -48,11 +53,9 @@ namespace EscribePassword
                     newLeft = screen.WorkingArea.Right - mainWindow.Width;
                 }
 
-                // Aplicar la nueva posición
                 mainWindow.Left = newLeft;
                 mainWindow.Top = newTop;
             }
         }
     }
-
 }

EscribePassword.csproj

@@ -13,6 +13,7 @@
     <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
     <PackageReference Include="Extended.Wpf.Toolkit" Version="4.6.0" />
     <PackageReference Include="InputSimulator" Version="1.0.4" />
+    <PackageReference Include="MouseKeyHook" Version="5.7.1" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>
 

KeyboardHelper.cs

@@ -2,7 +2,6 @@
 using WindowsInput.Native;
 using WindowsInput;
 using System.Windows;
-using EscribePassword;
 using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace EscribePassword
@@ -15,6 +14,10 @@ namespace EscribePassword
 
         [ObservableProperty]
         private string password;
+
+        [ObservableProperty]
+        private string categoria;
+
     }
 
     public class KeyboardHelper

MainWindow.xaml

@@ -3,7 +3,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:EscribePassword" mc:Ignorable="d" Title="MainWindow" Height="450" Width="300"
-        AllowsTransparency="True" WindowStyle="None" MouseDown="Window_MouseDown">
+        AllowsTransparency="True" WindowStyle="None" MouseDown="Window_MouseDown" Topmost="True">
     <Window.DataContext>
         <local:MView />
     </Window.DataContext>
@@ -12,30 +12,56 @@
             <RowDefinition Height="*" />
             <RowDefinition Height="Auto" />
         </Grid.RowDefinitions>
-        <DataGrid Grid.Row="0" ItemsSource="{Binding Passwords}" SelectedItem="{Binding SelectedPassword}"
-                AutoGenerateColumns="False" CanUserAddRows="False" CanUserDeleteRows="False">
-            <DataGrid.Columns>
-                <DataGridTextColumn Header="Usuario" Binding="{Binding Usuario}" Width="*" />
-                <DataGridTextColumn Header="Contraseña" Binding="{Binding Password}" Width="*" />
-                <DataGridTemplateColumn Header="Acciones" Width="Auto">
-                    <DataGridTemplateColumn.CellTemplate>
-                        <DataTemplate>
-                            <StackPanel Orientation="Horizontal">
-                                <Button Content="Eliminar"
-                                        Command="{Binding DataContext.EliminarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
-                                        CommandParameter="{Binding}" />
-                                <Button Content="Utilizar"
-                                        Command="{Binding DataContext.UtilizarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
-                                        CommandParameter="{Binding}" Margin="5,0,0,0" />
-                            </StackPanel>
-                        </DataTemplate>
-                    </DataGridTemplateColumn.CellTemplate>
-                </DataGridTemplateColumn>
-            </DataGrid.Columns>
-        </DataGrid>
-        <StackPanel Grid.Row="1" Orientation="Horizontal" HorizontalAlignment="Center" Margin="10,10,10,10">
-            <Button Content="Agregar" Command="{Binding AgregarCommand}" Margin="5" />
-            <Button Content="Cerrar" Command="{Binding CerrarCommand}" Margin="5" />
+        <StackPanel Grid.Row="0" Orientation="Vertical" Margin="10,10,10,10">
+            <DataGrid ItemsSource="{Binding Top_passwords}" AutoGenerateColumns="False" CanUserAddRows="False"
+                    CanUserDeleteRows="False" SelectionMode="Single">
+                <DataGrid.Columns>
+                    <DataGridTextColumn Binding="{Binding Categoria}" Width="Auto" />
+                    <DataGridTextColumn Binding="{Binding Usuario}" Width="*" />
+                    <DataGridTextColumn Binding="{Binding Password}" Width="*" />
+                    <DataGridTemplateColumn Header="Acciones" Width="Auto">
+                        <DataGridTemplateColumn.CellTemplate>
+                            <DataTemplate>
+                                <StackPanel Orientation="Horizontal">
+                                    <Button Content="Utilizar"
+                                            Command="{Binding DataContext.UtilizarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
+                                            CommandParameter="{Binding}" Margin="5,0,0,0" />
+                                </StackPanel>
+                            </DataTemplate>
+                        </DataGridTemplateColumn.CellTemplate>
+                    </DataGridTemplateColumn>
+
+                </DataGrid.Columns>
+            </DataGrid>
+            <DataGrid ItemsSource="{Binding Passwords}" SelectedItem="{Binding SelectedPassword}"
+                    AutoGenerateColumns="False" CanUserAddRows="False" CanUserDeleteRows="False" SelectionMode="Single">
+                <DataGrid.Columns>
+                    <DataGridTextColumn Header="Categoria" Binding="{Binding Categoria}" Width="Auto" />
+                    <DataGridTextColumn Header="Usuario" Binding="{Binding Usuario}" Width="*" />
+                    <DataGridTextColumn Header="Contraseña" Binding="{Binding Password}" Width="*" />
+                    <DataGridTemplateColumn Header="Acciones" Width="Auto">
+                        <DataGridTemplateColumn.CellTemplate>
+                            <DataTemplate>
+                                <StackPanel Orientation="Horizontal">
+                                    <Button Content="Eliminar"
+                                            Command="{Binding DataContext.EliminarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
+                                            CommandParameter="{Binding}" />
+                                    <Button Content="Utilizar"
+                                            Command="{Binding DataContext.UtilizarCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}"
+                                            CommandParameter="{Binding}" Margin="5,0,0,0" />
+                                </StackPanel>
+                            </DataTemplate>
+                        </DataGridTemplateColumn.CellTemplate>
+                    </DataGridTemplateColumn>
+                </DataGrid.Columns>
+            </DataGrid>
+        </StackPanel>
+        <StackPanel Grid.Row="1" Orientation="Vertical">
+            <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="1,1,1,1">
+                <Button Content="Agregar" Command="{Binding AgregarCommand}" Margin="15" />
+                <Button Content="Cerrar" Command="{Binding CerrarCommand}" Margin="15" />
+            </StackPanel>
+            <Label Content="mav - 2024 - v0.1" Opacity="0.3" HorizontalAlignment="Right" />
         </StackPanel>
     </Grid>
 </Window>

MainWindow.xaml.cs

@@ -1,19 +1,16 @@
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Text.Json;
 using System.IO;
 using System.Windows;
-using WindowsInput;
-using WindowsInput.Native;
 using Application = System.Windows.Application;
 using System.Windows.Input;
 using MouseButton = System.Windows.Input.MouseButton;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Input;
-using ListBox = System.Windows.Controls.ListBox;
+using Gma.System.MouseKeyHook;
+using MouseEventArgs = System.Windows.Forms.MouseEventArgs;
+
+
 
 namespace EscribePassword
 {
@@ -24,38 +21,122 @@ namespace EscribePassword
     /// </summary>
     public partial class MainWindow : Window
     {
+        private IKeyboardMouseEvents _globalHook;
+
         public MainWindow()
         {
             InitializeComponent();
             this.Loaded += MainWindow_Loaded;
+            this.MouseWheel += MainWindow_Wheel;
+            HookManager();
         }
+
         private void MainWindow_Loaded(object sender, RoutedEventArgs e)
         {
             ((App)Application.Current).SetInitialWindowPosition();
         }
 
+        private void MainWindow_Wheel(object sender, MouseWheelEventArgs e)
+        {
+            if (DataContext is MView mv)
+                mv.OnWheel(sender, e);
+        }
+
         private void Window_MouseDown(object sender, MouseButtonEventArgs e)
         {
             if (e.ChangedButton == MouseButton.Left)
             {
                 this.DragMove();
             }
+            else if (e.ChangedButton == MouseButton.Middle)
+            {
+                if (DataContext is MView mv && mv.SelectedPassword != null)
+                {
+                    mv.UtilizarCommand.Execute(mv.SelectedPassword);
+                    e.Handled = true;  // Suprimir el evento
+                }
+            }
+        }
+
+        private void HookManager()
+        {
+            _globalHook = Hook.GlobalEvents();
+            _globalHook.MouseWheel += GlobalHookMouseWheel;
+            _globalHook.MouseDownExt += GlobalHookMouseDown;
+        }
+
+        private void GlobalHookMouseDown(object sender, MouseEventExtArgs e)
+        {
+            if (e.Button == System.Windows.Forms.MouseButtons.Middle)
+            {
+                var mouseButtonEventArgs = new MouseButtonEventArgs(Mouse.PrimaryDevice, 0, MouseButton.Middle)
+                {
+                    RoutedEvent = UIElement.MouseDownEvent
+                };
+                Window_MouseDown(sender, mouseButtonEventArgs);
+            }
+        }
+
+        private void GlobalHookMouseWheel(object sender, MouseEventArgs e)
+        {
+            // Convierte MouseEventArgs a MouseWheelEventArgs
+            var wheelArgs = new MouseWheelEventArgs(Mouse.PrimaryDevice, 0, e.Delta)
+            {
+                RoutedEvent = UIElement.MouseWheelEvent
+            };
+            MainWindow_Wheel(sender, wheelArgs);
+        }
+
+        protected override void OnClosed(EventArgs e)
+        {
+            _globalHook.MouseWheel -= GlobalHookMouseWheel;
+            _globalHook.MouseDownExt -= GlobalHookMouseDown;
+            _globalHook.Dispose();
+            base.OnClosed(e);
         }
     }
+
+
     public partial class MView : ObservableObject
     {
         [ObservableProperty]
         private ObservableCollection<Passwords> passwords;
 
+        [ObservableProperty]
+        private ObservableCollection<Passwords> top_passwords;
+
         [ObservableProperty]
         private Passwords selectedPassword;
 
+        public void OnWheel(object sender, MouseWheelEventArgs e)
+        {
+            if (Passwords.Count == 0) return;
+            
+            var index = Passwords.IndexOf(SelectedPassword);
+            var max = Passwords.Count;
+            if (e.Delta > 0)
+                index++;
+            else index--;
+            if (index < 0) index = max-1;
+            if (index >= max) index = 0;
+
+            SelectedPassword = Passwords[index];
+        }
+
+        partial void OnSelectedPasswordChanged(Passwords value)
+        {
+            Top_passwords.Clear();
+            Top_passwords.Add(value);
+        }
+
         public MView()
         {
             // Suscribirse al evento de cierre de la aplicación
             Application.Current.Exit += OnApplicationExit;
 
+            top_passwords = new ObservableCollection<Passwords>();
             passwords = new ObservableCollection<Passwords>(EstadoPersistente.Instance.Passwords);
+            SelectedPassword = passwords.FirstOrDefault();
         }
 
         private void OnApplicationExit(object sender, ExitEventArgs e)