/// <summary>
/// This Trigger was called from the IPC Service Instance for status update
/// </summary>
/// <param name="result"></param>
private void ServiceOnTranslation(TranslateOperationResult result)
{
if (this.InvokeRequired)
{
TranslationResult = result;
MethodInvoker uiThreadHandler = new MethodInvoker(ServiceOnTranslationInUIThread);
this.Invoke(uiThreadHandler);
}
else
{
switch (result.State)
{
case TranslateOperationState.Sucseed:
int imageIndex = 1;
if (result.Requested.Trim().Equals(result.Result, StringComparison.InvariantCultureIgnoreCase))
{
imageIndex = 2;
}
DisplayMessage(string.Format("Translation sucseed \"{0}\"=>\"{1}\"; FromLocalCache={2}", result.Requested, result.Result, result.Cached), imageIndex);
break;
case TranslateOperationState.Error:
DisplayMessage(string.Format("Translation failed because {0}", result.Exception.ToString()), 3);
break;
default:
throw new IndexOutOfRangeException("state");
}
}
}
/// <summary>
/// Helper method to perform a status update in UI thread
/// </summary>
private void ServiceOnTranslationInUIThread()
{
if (null != TranslationResult)
{
ServiceOnTranslation(TranslationResult);
TranslationResult = null;
}
}
/// <summary>
/// This method was called from the IPC Service instance for state updates
/// This is a very stupid solution because the service is calling the view directly and wait until its finished
/// Never do this in a real-life scenario because the view can block/slow down the service
/// </summary>
/// <param name="result">operation state</param>
private void ServiceOnTranslation(TranslateOperationResult result)
{
if (this.InvokeRequired)
{
Action <TranslateOperationResult> invoker = ServiceOnTranslation;
invoker.Invoke(result);
}
else
{
switch (result.State)
{
case TranslateOperationState.Sucseed:
DisplayTranslationMessage(result.Requested, result.Result, result.Cached);
break;
case TranslateOperationState.Error:
DisplayFailedMessage(result.Exception);
break;
default:
throw new IndexOutOfRangeException("state");
}
}
}