private static IO ioForOption(String option, SnippetInfo info)
{
option = option.TrimStart();
if (String.IsNullOrEmpty(option))
{
throw new Exception("No IO destination specified");
}
if (option.StartsWith("console", StringComparison.OrdinalIgnoreCase))
{
return(frmMyDlg.getIOToConsole());
}
else if (option.StartsWith("append", StringComparison.OrdinalIgnoreCase))
{
return(new IOAppendCurrentDoc());
}
else if (option.StartsWith("insert", StringComparison.OrdinalIgnoreCase))
{
return(new IOInsertAtPosition());
}
else if (option.StartsWith("new", StringComparison.OrdinalIgnoreCase))
{
return(IONewDoc.NewDocFactory());
}
else if (option.StartsWith("file", StringComparison.OrdinalIgnoreCase))
{
string filename = option.Substring(4, option.Length - 4);
if (!Path.IsPathRooted(filename))
{
filename = Path.Combine(info.workingDirectory, filename);
}
//create an IO to that document
return(IOFileDoc.FileDocFactory(filename));
}
else
{
//TODO: new IOWriteDoc();
throw new NotImplementedException("silent file");
}
}
/// <summary>
/// Returns an IO to the file specified in path.
/// The file will be opened in the view when it is first written to. If the file doesnt exist it will be created.
/// The file will be saved when all references to this IO have been disposed.
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static IOFileDoc FileDocFactory(string path)
{
IOFileDoc ret = null;
string key = string.Concat("File:", path);
lock (IODoc.docs)
{
if (docs.ContainsKey(key))
{
ret = (IOFileDoc)docs[key];
}
if (ret == null || !ret.isOpen)
{
ret = new IOFileDoc(-1, path);
ret.isOpen = false;
docs[key] = ret;
}
ret.refs++;
return(ret);
}
}