wpf进度条（效果不错）

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;

namespace TBBrushForeApp
{
    /// 

    /// App.xaml 的交互逻辑
    /// 

    public partial class App : Application
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-08-04 17:14  .vs\
     目录           0  2018-08-04 17:24  .vs\TBBrushForeApp\
     目录           0  2018-08-04 17:24  .vs\TBBrushForeApp\DesignTimeBuild\
     文件         212  2018-08-04 17:24  .vs\TBBrushForeApp\DesignTimeBuild\.dtbcache
     目录           0  2018-08-04 17:14  .vs\TBBrushForeApp\v15\
     文件       55296  2018-08-04 17:24  .vs\TBBrushForeApp\v15\.suo
     目录           0  2018-08-04 17:14  .vs\TBBrushForeApp\v15\Server\
     目录           0  2018-08-04 17:14  .vs\TBBrushForeApp\v15\Server\sqlite3\
     文件           0  2018-08-04 17:14  .vs\TBBrushForeApp\v15\Server\sqlite3\db.lock
     文件        4096  2018-08-04 17:14  .vs\TBBrushForeApp\v15\Server\sqlite3\storage.ide
     文件       32768  2018-08-04 17:14  .vs\TBBrushForeApp\v15\Server\sqlite3\storage.ide-shm
     文件     1767512  2018-08-04 17:23  .vs\TBBrushForeApp\v15\Server\sqlite3\storage.ide-wal
     目录           0  2018-08-04 17:23  TBBrushForeApp\
     文件         187  2014-04-08 15:29  TBBrushForeApp\App.config
     文件         325  2014-04-08 15:29  TBBrushForeApp\App.xaml
     文件         341  2014-04-08 15:29  TBBrushForeApp\App.xaml.cs
     文件        8824  2018-08-04 17:23  TBBrushForeApp\MainWindow.xaml
     文件        2098  2018-08-04 17:22  TBBrushForeApp\MainWindow.xaml.cs
     目录           0  2018-08-04 17:13  TBBrushForeApp\Properties\
     文件        2191  2014-04-08 15:29  TBBrushForeApp\Properties\AssemblyInfo.cs
     文件        2880  2014-04-08 15:29  TBBrushForeApp\Properties\Resources.Designer.cs
     文件        5612  2014-04-08 15:29  TBBrushForeApp\Properties\Resources.resx
     文件        1101  2014-04-08 15:29  TBBrushForeApp\Properties\Settings.Designer.cs
     文件         201  2014-04-08 15:29  TBBrushForeApp\Properties\Settings.settings
     文件        4426  2014-04-08 15:30  TBBrushForeApp\TBBrushForeApp.csproj
     目录           0  2018-08-04 17:14  TBBrushForeApp\bin\
     目录           0  2018-08-04 17:14  TBBrushForeApp\bin\Debug\
     文件       15360  2018-08-04 17:23  TBBrushForeApp\bin\Debug\TBBrushForeApp.exe
     文件         187  2014-04-08 15:29  TBBrushForeApp\bin\Debug\TBBrushForeApp.exe.config
     文件       28160  2018-08-04 17:23  TBBrushForeApp\bin\Debug\TBBrushForeApp.pdb
     目录           0  2018-08-04 17:14  TBBrushForeApp\obj\
............此处省略25个文件信息