public static void EnsureSequenceIsRemembered(string key, HapticSequence sequence)
{
key = HapticResources.CleanName(key);
if (!LoadedSequences.ContainsKey(key) && sequence != null)
{
LoadedSequences.Add(key, new SequenceImportData(sequence, key));
}
}
/// <summary>
/// This method loads new sequences from a file.
/// </summary>
private void OnLoadFile()
{
string filterString = "All Supported Formats|" + string.Join(";", SequenceParsers.All.Select(parser => parser.SupportedFileTypes.Replace(',', ';').Replace(".", "*."))) + "|" +
string.Join("|", SequenceParsers.All.Select(parser => string.Format("{0}|{1}", parser.Name, parser.SupportedFileTypes.Replace(',', ';').Replace(".", "*."))));
OpenFileDialog openFileDialog = new OpenFileDialog
{
CheckFileExists = true,
Filter = filterString
};
// Prompt the user for the filename
if (openFileDialog.ShowDialog() == true)
{
// See if we can auto-locate the parser
ISequenceParser parser = SequenceParsers.FindParserByFileName(openFileDialog.FileName);
if (parser == null)
{
// Use the extension
string fileExtension = Path.GetExtension(openFileDialog.FileName);
parser = SequenceParsers.All.FirstOrDefault(sp => sp.SupportedFileTypes.Contains(fileExtension));
}
// Cannot parse this file.
if (parser == null)
{
MessageBox.Show(string.Format("Cannot locate a sequence parser for {0}", openFileDialog.FileName), "Cannot Parse File");
return;
}
// Parse the file - open it read-only as we will not be writing the sequences back out.
try
{
foreach (var sequence in parser.Parse())
{
LoadedSequences.Add(new SequenceViewModel(this, sequence));
}
}
catch (Exception ex)
{
ShowError("Cannot Parse File", "Failed to open " + openFileDialog.FileName, ex);
}
finally
{
parser.Close();
}
}
}