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DevExpress WPF 的 DXSplashScreen 控件在应用加载的时候显示一个启动界面。添加DXSplashScreen后，会默认生成一个XAML文件，当然，你也可以根据自己的需求自定义XAML文件。

语言：C#   支持版本：v2014.1.7-v2015.2.7

下面分享如何手动添加 DXSplashScreen 控件。

// Developer Express Code Central Example:
// How to manually invoke and close DXSplashScreen
// 
// This example shows how to manually invoke and close DXSplashScreen. By default,
// DXSplashScreen contains a progress bar, indicating the progress of the
// application load. This example also shows how you can manually change the
// progress in code.
// 
// You can find sample updates and versions for different programming languages here:
// http://www.devexpress.com/example=E3243

using DevExpress.Xpf.Core;
using System.Windows;

namespace DXSplashScreenSample {
    public partial class App : Application {
        protected override void OnStartup(StartupEventArgs e) {
            base.OnStartup(e);
            DXSplashScreen.Show<SplashScreenView>();
        }
    }
}