将XAML中的可见性绑定到Visibility属性

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WpfApp1"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
   <StackPanel>
       <Button Content="Toggle Visibility" Click="Button_Click"/>
        <TextBlock Text="This is a text block" Visibility="{Binding IsVisible, Mode=OneWay}"/>
    </StackPanel>
</Window>

using System.Windows;

namespace WpfApp1
{
    public partial class MainWindow : Window
    {
        public bool IsVisible { get; set; } = true;

        public MainWindow()
        {
            InitializeComponent();
            DataContext = this;
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            IsVisible = !IsVisible;
        }
    }
}