WPF ListView：附加双击（在项目上）事件

WPF ListView：附加双击（在项目上）事件

csharp
public class DoubleClickCommand : ICommand
{
    public event EventHandler CanExecuteChanged;
    
    public bool CanExecute(object parameter)
    {
        return true;
    }
    
    public void Execute(object parameter)
    {
        // 在这里编写双击事件的逻辑代码
    }
}

xaml
    
        
    
    

csharp
private void ListViewItem_MouseDoubleClick(object sender, MouseButtonEventArgs e)
{
    var item = sender as ListViewItem;
    if (item != null)
    {
        var data = item.DataContext;
        // 在这里处理项目双击事件
    }
}

xaml
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:local="clr-namespace:WpfApp"
        Title="MainWindow" Height="450" Width="800">
    
        
    
    
        
            
                
            
            
                
                    
                    
                
            
        
    

csharp
public class MainWindowViewModel
{
    public ObservableCollection Items { get; set; }
    public ICommand DoubleClickCommand { get; set; }
    
    public MainWindowViewModel()
    {
        Items = new ObservableCollection
        {
            new Person { Name = "Alice", Age = 25 },
            new Person { Name = "Bob", Age = 30 },
            new Person { Name = "Charlie", Age = 35 }
        };
        
        DoubleClickCommand = new DoubleClickCommand();
    }
}
public class DoubleClickCommand : ICommand
{
    public event EventHandler CanExecuteChanged;
    
    public bool CanExecute(object parameter)
    {
        return true;
    }
    
    public void Execute(object parameter)
    {
        var item = parameter as Person;
        if (item != null)
        {
            MessageBox.Show($"You double clicked on {item.Name}");
        }
    }
}
public class Person
{
    public string Name { get; set; }
    public int Age { get; set; }
}