void Colorize( TraceEventType eventType )
{
if (eventType.HasFlag( TraceEventType.Critical )) {
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Red;
} else
if (eventType.HasFlag( TraceEventType.Error )) {
Console.ForegroundColor = ConsoleColor.Red;
Console.BackgroundColor = ConsoleColor.Black;
} else
if (eventType.HasFlag( TraceEventType.Warning )) {
Console.ForegroundColor = ConsoleColor.Yellow;
Console.BackgroundColor = ConsoleColor.Black;
} else
if (eventType.HasFlag( TraceEventType.Information )) {
Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.Black;
} else
if (eventType.HasFlag( TraceEventType.Verbose )) {
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.BackgroundColor = ConsoleColor.Blue;
} else {
Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.Black;
}
}
/// <summary>檢查此訊息是否需要寫入記錄檔，依照 <see cref="TraceListener.Filter"/> 設定為準</summary>
/// <param name="source"><see cref="SourceFilter.Source"/></param>
/// <param name="eventType"><see cref="EventTypeFilter.EventType"/></param>
/// <returns>(True)需要寫入記錄檔 (False)不須寫入</returns>
private bool IsNecessary(string source, TraceEventType eventType)
{
bool necessary = false;
/* 判斷 Filter 是否為 EventTypeFilter */
EventTypeFilter evnFilter = Filter as EventTypeFilter;
if (evnFilter != null)
{
/* 因 SourceLevels 與 TraceEventType 兩個 Enum 數值不同，故用單一比較 */
SourceLevels srcLv = evnFilter.EventType;
necessary = srcLv.HasFlag(SourceLevels.All) ||
(srcLv.HasFlag(SourceLevels.Error) && eventType.HasFlag(TraceEventType.Error)) ||
(srcLv.HasFlag(SourceLevels.Information) && eventType.HasFlag(TraceEventType.Information)) ||
(srcLv.HasFlag(SourceLevels.Warning) && eventType.HasFlag(TraceEventType.Warning)) ||
(srcLv.HasFlag(SourceLevels.Critical) && eventType.HasFlag(TraceEventType.Critical)) ||
(srcLv.HasFlag(SourceLevels.Verbose) && eventType.HasFlag(TraceEventType.Verbose));
}
else
{
/* 檢查是否為 SourceFilter */
SourceFilter srcFilter = Filter as SourceFilter;
if (srcFilter != null)
{
necessary = srcFilter.Source == source;
}
}
return(necessary);
}
TextWriter GetWriter(TraceEventType eventType)
{
if (eventType.HasFlag(TraceEventType.Error) || eventType.HasFlag(TraceEventType.Warning))
{
return(Console.Error);
}
else
{
return(Console.Out);
}
}
private bool CallStackAdder(TraceEventType eventType)
{
if (TraceOutputOptions.HasFlag(TraceOptions.Callstack))
{
return(false);
}
bool importantEvent = eventType.HasFlag(TraceEventType.Error) || eventType.HasFlag(TraceEventType.Critical);
if (!importantEvent)
{
return(false);
}
TraceOutputOptions |= TraceOptions.Callstack;
return(true);
}
void Colorize(TraceEventType eventType)
{
if (eventType.HasFlag(TraceEventType.Critical))
{
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Red;
}
else
if (eventType.HasFlag(TraceEventType.Error))
{
Console.ForegroundColor = ConsoleColor.Red;
Console.BackgroundColor = ConsoleColor.Black;
}
else
if (eventType.HasFlag(TraceEventType.Warning))
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.BackgroundColor = ConsoleColor.Black;
}
else
if (eventType.HasFlag(TraceEventType.Information))
{
Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.Black;
}
else
if (eventType.HasFlag(TraceEventType.Verbose))
{
Console.ForegroundColor = ConsoleColor.DarkGray;
Console.BackgroundColor = ConsoleColor.Blue;
}
else
{
Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.Black;
}
}
TextWriter GetWriter( TraceEventType eventType )
{
if (eventType.HasFlag(TraceEventType.Error) || eventType.HasFlag(TraceEventType.Warning)) {
return Console.Error;
} else {
return Console.Out;
}
}