C# WPF 加载进度显示

<hc:GlowWindow x:Class="WPFAutomation.Views.MainWindow"
        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:model="clr-namespace:WPFAutomation.Models"
        xmlns:vm="clr-namespace:WPFAutomation.ViewModels"
        xmlns:view="clr-namespace:WPFAutomation.Views"
        xmlns:i="http://schemas.microsoft.com/xaml/behaviors"
        xmlns:local="clr-namespace:WPFAutomation"
        xmlns:hc="https://handyorg.github.io/handycontrol"
        d:DataContext="{d:DesignInstance Type=vm:MainViewModel}"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800" 
        FontFamily="JetBrains Mono" 
        FontSize="{StaticResource TextFontSize}">
    <Window.Resources>
        <BooleanToVisibilityConverter x:Key="BooleanToVisibilityConverter" />
    </Window.Resources>
    <hc:SimplePanel>
        <ScrollViewer x:Name="scrollViewer" VerticalScrollBarVisibility="Auto">
            <StackPanel>
                <Button Content="Load" Click="ButtonBase_OnClick" Style="{StaticResource ButtonPrimary}"/>
                <hc:ImageBlock Height="400" Width="400" x:Name="ImageBlock"/>
            </StackPanel>
        </ScrollViewer>
        <StackPanel VerticalAlignment="Center" HorizontalAlignment="Center"
            Visibility="{Binding IsLoading, Converter={StaticResource BooleanToVisibilityConverter}}" >
            <hc:LoadingCircle DotDiameter="10" Height="100" Width="100" />
            <TextBlock Text="{Binding LoadingProgress, StringFormat=Loading...{0}%}" FontSize="20" Style="{StaticResource TextBlockDefaultPrimary}"/>
        </StackPanel>
    </hc:SimplePanel>
</hc:GlowWindow>

using CommunityToolkit.Mvvm.ComponentModel;
using WPFAutomation.Models;

namespace WPFAutomation.ViewModels;

public partial class MainViewModel : ObservableObject
{
    [ObservableProperty] private bool _isLoading;
    [ObservableProperty] private int _loadingProgress;

    public MainViewModel()
    {
        IsLoading = false;
        LoadingProgress = 0;
    }
}

using System;
using System.Windows;
using System.Windows.Media.Imaging;
using System.Windows.Threading;
using HandyControl.Controls;
using WPFAutomation.ViewModels;

namespace WPFAutomation.Views;

/// <summary>
///     Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : GlowWindow
{
    private readonly MainViewModel mainViewModel;

    public MainWindow()
    {
        InitializeComponent();

        mainViewModel = new MainViewModel();
        DataContext = mainViewModel;
    }

    private void ButtonBase_OnClick(object sender, RoutedEventArgs e)
    {
        mainViewModel.LoadingProgress = 0;
        var timer = new DispatcherTimer();
        timer.Interval = TimeSpan.FromMilliseconds(50);
        timer.Tick += (o, args) =>
        {
            mainViewModel.LoadingProgress++;
            if (mainViewModel.LoadingProgress >= 100)
            {
                timer.Stop();
                mainViewModel.IsLoading = false;
                ImageBlock.Source =
                    new BitmapImage(new Uri(
                        "D:\\Programming\\Rider Projects\\WPFAutomation\\WPFAutomation\\bin\\Debug\\net7.0-windows\\h42.png"));
            }
        };
        mainViewModel.IsLoading = true;
        timer.Start();
    }
}