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App.xaml.cs
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App.xaml.cs
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using GeekDesk.Constant;
using GeekDesk.Util;
using System;
using System.Windows;
using System.Windows.Input;
using System.Windows.Threading;
namespace GeekDesk
{
/// <summary>
/// App.xaml 的交互逻辑
/// </summary>
public partial class App : Application
{
System.Threading.Mutex mutex;
public App()
{
this.Startup += new StartupEventHandler(App_Startup);
Application.Current.DispatcherUnhandledException += Current_DispatcherUnhandledException;
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
}
private void App_Startup(object sender, StartupEventArgs e)
{
mutex = new System.Threading.Mutex(true, Constants.MY_NAME, out bool ret);
if (!ret)
{
System.Threading.Thread.Sleep(2000);
mutex = new System.Threading.Mutex(true, Constants.MY_NAME, out ret);
if (!ret)
{
MessageUtil.SendMsgByWName(
"GeekDesk_Main_" + Constants.MY_UUID,
"ShowApp"
);
Environment.Exit(0);
}
}
}
void Current_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
{
e.Handled = true;//使用这一行代码告诉运行时,该异常被处理了,不再作为UnhandledException抛出了。
Mouse.OverrideCursor = null;
LogUtil.WriteErrorLog(e, "未捕获异常!");
if (Constants.DEV)
{
MessageBox.Show("GeekDesk遇到一个问题, 不用担心, 这不影响其它操作!");
}
}
void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
LogUtil.WriteErrorLog(e, "严重异常!");
//MessageBox.Show("GeekDesk遇到未知问题崩溃!");
}
public static void DoEvents()
{
var frame = new DispatcherFrame();
Dispatcher.CurrentDispatcher.BeginInvoke(DispatcherPriority.Background,
new DispatcherOperationCallback(
delegate (object f)
{
((DispatcherFrame)f).Continue = false;
return null;
}), frame);
Dispatcher.PushFrame(frame);
}
}
}