wpf 全局异常捕捉

全局异常捕捉"/>

wpf 全局异常捕捉

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wpf 全局异常捕捉

/// <summary>/// Interaction logic for App.xaml/// </summary>public partial class App : Application{/// <summary>/// 初始化一个<see cref="App"/>类型的新实例/// 全局异常/// </summary>public App(){//注册全局事件AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;DispatcherUnhandledException += App_DispatcherUnhandledException;TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;}private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs args){const string msg = "主线程异常";try{if (args.ExceptionObject is Exception && Dispatcher != null){Dispatcher.Invoke(() =>{Exception ex = (Exception)args.ExceptionObject;HandleException(msg, ex);});}}catch (Exception ex){HandleException(msg, ex);}}private void App_DispatcherUnhandledException(object sender, DispatcherUnhandledExceptionEventArgs args){const string msg = "子线程异常";try{HandleException(msg, args.Exception);args.Handled = true;}catch (Exception ex){HandleException(msg, ex);}}private void TaskScheduler_UnobservedTaskException(object sender, UnobservedTaskExceptionEventArgs args){const string msg = "异步异常";try{HandleException(msg, args.Exception);args.SetObserved();}catch (Exception ex){HandleException(msg, ex);}}private void HandleException(string msg, Exception ex){_logger.Error(msg, ex);}
}