private Currency toCurrency = Currency.None; // to currency input from the user
#endregion Fields
#region Constructors
//
// Interface methods
//
// constructor - create the conversion engine, initialize the GUI and set up the display
public GUI()
{
conversionEngine = new ConversionEngine(this);
GUIInitialize();
updateDisplay();
}
private ConversionEngine conversionEngine = null; // conversion engine instance at construction
//
// Interface methods
//
// constructor - create the conversion engine, initialize the GUI and set up the display
public GUI()
{
conversionEngine = new ConversionEngine(this);
GUIInitialize();
updateDisplay();
}
private static System.Timers.Timer timer; // singleton static timer instance to update all data provider instances
//
// Interface methods
//
// constructor - save conversion engine reference, make initial primary data request, start the timer (if not already) and add this instance to the list
public DataProvider(ConversionEngine conversionEngine)
{
this.conversionEngine = conversionEngine;
updateDataQuotes();
if (timer == null)
{
timer = new System.Timers.Timer(updateMilliseconds);
timer.Elapsed += new System.Timers.ElapsedEventHandler(OnTimedEvent);
timer.Enabled = true;
}
dataProviderList.Add(this);
}
private Currency toCurrency = Currency.None; // currency to convert to
#endregion Fields
#region Constructors
//
// Interface methods
//
// constructor - save conversion engine reference, make initial primary data request, start the timer (if not already) and add this instance to the list
public DataProvider(ConversionEngine conversionEngine)
{
this.conversionEngine = conversionEngine;
updateDataQuotes();
if (timer == null)
{
timer = new System.Timers.Timer(updateMilliseconds);
timer.Elapsed += new System.Timers.ElapsedEventHandler(OnTimedEvent);
timer.Enabled = true;
}
dataProviderList.Add(this);
}