/// <summary>
/// Installs a default log handler which is used if no log handler
/// has been set for the particular log domain and log level combination.
/// </summary>
/// <param name="logFunc">the log handler function</param>
/// <returns>the previous default log handler</returns>
public static LogFunc SetDefaultHandler(LogFunc logFunc)
{
if (_nativeHandler == null)
{
_nativeHandler = NativeCallback;
}
var prev = GLib.GLogSetDefaultHandler(_nativeHandler, (IntPtr)GCHandle.Alloc(logFunc));
if (prev == null)
{
return(null);
}
var invoker = new Invoker(prev);
return(invoker.Handler);
}
