private static ResourceDictionary LoadOrDefault(string path, int trial = 0, XamlObjectWriterException exception = null)
{
ResourceDictionary resource = null;
try
{
if (!File.Exists(path))
{
return(new ResourceDictionary());
}
if (exception != null)
{
var content = File.ReadAllLines(path).ToList();
content.RemoveAt(exception.LineNumber - 1);
File.WriteAllLines(path, content);
}
using (var fs = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
try
{
//Read in ResourceDictionary File
resource = (ResourceDictionary)XamlReader.Load(fs);
}
catch (XamlParseException xx)
{
if (xx.InnerException is XamlObjectWriterException inner && trial < 5)
{
return(LoadOrDefault(path, trial + 1, inner));
}
resource = new ResourceDictionary();
}
catch (Exception ex)
{
//Sets a default value if null.
resource = new ResourceDictionary();
}
}
//Tries to load the resource from disk.
//resource = new ResourceDictionary {Source = new Uri(path, UriKind.RelativeOrAbsolute)};
}
catch (Exception)
{
//Sets a default value if null.
resource = new ResourceDictionary();
}
return(resource);
}
private XamlException CreateException(string message, Exception innerException)
{
XamlException ex;
if (_isWriter)
{
ex = new XamlObjectWriterException(message, innerException);
}
else
{
ex = new XamlObjectReaderException(message, innerException);
}
return((LineInfo != null) ? LineInfo.WithLineInfo(ex) : ex);
}
private XamlException CreateException(string message, Exception innerException)
{
XamlException exception;
if (this._isWriter)
{
exception = new XamlObjectWriterException(message, innerException);
}
else
{
exception = new XamlObjectReaderException(message, innerException);
}
if (this.LineInfo == null)
{
return(exception);
}
return(this.LineInfo.WithLineInfo(exception));
}
