public AlertSound Get(string filenameOrAlias)
{
AlertSound sound;
if (aliasMap.TryGetValue(filenameOrAlias, out sound))
{
return(sound);
}
// not alias => must be filename
if (!File.Exists(filenameOrAlias))
{
// try prepending resource path
string filenameWithResourcePath = String.Format("{0}/{1}", Globals.SoundFilesRoot, filenameOrAlias);
if (!File.Exists(filenameWithResourcePath))
{
throw new ResourceNotFoundException(filenameOrAlias);
}
sound = Get(filenameWithResourcePath);
// register filepath without the resource path as an alias
RegisterAlias(sound, filenameOrAlias);
return(sound);
}
sound = new AlertSound(filenameOrAlias);
allAlertSounds.Add(sound);
return(sound);
}
public void RegisterAlias(AlertSound sound, string alias)
{
try
{
sound.AddAlias(alias);
aliasMap.Add(alias, sound);
}
catch (ArgumentException) {
throw new DuplicateAlertSoundAliasException(alias);
}
}