/// <summary>
/// This method is invoked when there is an error retrieving Bidi information.
/// A mock bidi response is loaded from resource and displayed.
/// </summary>
private void MockInkStatus()
{
//
// Load mock bidi response resource.
//
Assembly a = Assembly.GetExecutingAssembly();
Stream xmlData = a.GetManifestResourceStream("PrinterExtensionSample.bidi_Ink_mock.xml");
StreamReader sr = new StreamReader(xmlData);
string xmlString = sr.ReadToEnd();
//
// Display the ink levels from the mock data.
//
BidiHelperSource = new BidiHelper(xmlString);
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("BidiHelperSource"));
}
InkStatusTitle = "Ink status (Mocked data)";
}
/// <summary>
/// This is the method invoked when a bidi response is received.
/// </summary>
/// <param name="sender">IPrinterQueue object.</param>
/// <param name="e">The results of the bidi response.</param>
private void OnBidiResponseReceived(object sender, PrinterQueueEventArgs e)
{
if (e.StatusHResult != (int)HRESULT.S_OK)
{
MockInkStatus();
return;
}
//
// Display the ink levels from the mock data.
//
BidiHelperSource = new BidiHelper(e.Response);
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs("BidiHelperSource"));
}
InkStatusTitle = "Ink status (Live data)";
}
