/// <summary>
/// 控制命令无法执行的事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
public void UpdateCommandErrorInfo(Object sender, CommandExceptionEventArgs args)
{
string info = string.Empty;
if (args.Exception is ControlCheckException)
{
// 系统无法进入控制引发的异常
info = string.Format("无法控制{0}区系统：{1}", args.DevNo, args.Exception.Message);
UpdateClipBoardInfo(info);
return;
}
if (args.Exception is TimeoutException)
{
// 与节点通信发生超时错误
info = string.Format("{0}区系统：通信超时无响应！", args.DevNo);
UpdateClipBoardInfo(info);
return;
}
// 操作未完成：通信错误、节点无响应、
info = string.Format("{0}区系统：通信收到错误回帧！", args.DevNo);
UpdateClipBoardInfo(info);
}
private static void OnCommandException(CommandExceptionEventArgs e)
{
Exception ex = e.Exception;
CommandEventArgs command = e.Command;
DateTime now = DateTime.Now;
string nowString = "[" + now.ToShortTimeString() + "]";
StringBuilder messageBuilder = new StringBuilder();
messageBuilder.Append(
nowString +
"An error occured in the command \"" +
command.Message.RawText +
"\" by " +
command.User.Name + ": ");
messageBuilder.Append(e.Exception.ToString());
messageBuilder.Append("In channel " + command.Channel.Name);
messageBuilder.Append("");
BotDebug.Log(messageBuilder.ToString(), "Error", ConsoleColor.Red);
command.Channel.SendMessage("```Une erreur s'est produite à l'exécution de la commande.```");
}
/// <commondoc select='ViewModels/Methods/OnUnhandledCommandException/*' />
protected virtual void OnUnhandledCommandException(CommandExceptionEventArgs e)
{
if (e == null)
{
throw new ArgumentNullException();
}
this.UnhandledCommandException?.ReverseInvoke(this, e);
}
public void OnInvokeException(CommandExceptionEventArgs e)
{
foreach (IPerformanceCounter c in PerformanceCounterRegistry.Fetch(e.CommandType))
{
var counter = (IPerformanceCounter)c;
switch (counter.CounterType)
{
case PerformanceCounterType.AverageOperationTime:
case PerformanceCounterType.OperationSuccessRatio:
case PerformanceCounterType.OperationsPerSecond:
counter.Increment();
break;
}
}
}
/// <summary>
/// Handles the <see cref="WallpaperManager.ViewModels.WallpaperChangerVM.UnhandledCommandException" /> event of a
/// <see cref="WallpaperManager.ViewModels.WallpaperChangerVM" /> instance and handles the thrown exception if
/// possible.
/// </summary>
/// <commondoc select='All/Methods/EventHandlers[@Params="Object,+EventArgs"]/*' />
private void WallpaperChangerVM_UnhandledCommandException(object sender, CommandExceptionEventArgs e)
{
if (e.IsHandled)
{
return;
}
WallpaperChangerVM wallpaperChangerVM = (WallpaperChangerVM)sender;
if (e.Command == wallpaperChangerVM.StartCyclingCommand || e.Command == wallpaperChangerVM.CycleNextCommand)
{
if (this.HandleCycleException(e.Exception))
{
e.IsHandled = true;
}
}
}
/// <summary>
/// Handles the <see cref="ConfigWallpaperVM.UnhandledCommandException" /> event of a <see cref="ConfigWallpaperVM" />
/// instance and handles the thrown exception if possible.
/// </summary>
/// <commondoc select='All/Methods/EventHandlers[@Params="Object,+EventArgs"]/*' />
private void ConfigWallpaperVM_UnhandledCommandException(object sender, CommandExceptionEventArgs e)
{
if (e.IsHandled)
{
return;
}
ConfigWallpaperVM configWallpaperVM = (ConfigWallpaperVM)sender;
if (e.Command == configWallpaperVM.ApplySettingsCommand)
{
if (e.Exception is InvalidOperationException)
{
DialogManager.ShowWallpapers_MultiscreenWallpaperOnDisabledScreens(null);
}
e.IsHandled = true;
}
}
