/**m* SCardReaderList/StartMonitor
*
* NAME
* SCardReaderList.StartMonitor()
*
* SYNOPSIS
* SCardReaderList.StartMonitor(SCardReaderList.StatusChangeCallback callback);
*
* DESCRIPTION
* Create a background thread to monitor the reader associated to the object.
* Everytime the status of the reader is changed, the callback is invoked.
*
* SEE ALSO
* SCardReaderList.StatusChangeCallback
* SCardReaderList.StopMonitor()
*
**/
public void StartMonitor(StatusChangeCallback callback)
{
StopMonitor();
if (callback != null)
{
_status_change_callback = callback;
_status_change_thread = new Thread(StatusChangeMonitor);
_status_change_running = true;
_status_change_thread.Start();
}
}
/**m* SCardReader/StopMonitor
*
* NAME
* SCardReader.StopMonitor()
*
* DESCRIPTION
* Stop the background thread previously launched by SCardReader.StartMonitor().
*
**/
public void StopMonitor()
{
_status_change_callback = null;
_status_change_running = false;
if (_status_change_thread != null)
{
_status_change_thread.Interrupt();
_status_change_thread.Join();
_status_change_thread = null;
}
}
private void Deduplicator_StatusChangeEvent(Status newStatus)
{
if (this.InvokeRequired)
{
StatusChangeCallback d = new StatusChangeCallback(Deduplicator_StatusChangeEvent);
this.Invoke(d, new object[] { newStatus });
}
else
{
this.SetText(newStatus.ToString(), this.StatusLabel);
this.EnableIdleState();
}
}
/**m* SCardReaderList/StopMonitor
*
* NAME
* SCardReaderList.StopMonitor()
*
* DESCRIPTION
* Stop the background thread previously launched by SCardReaderList.StartMonitor().
*
**/
public void StopMonitor()
{
_status_change_callback = null;
_status_change_running = false;
if (_status_change_thread != null)
{
if (_status_change_context != IntPtr.Zero)
{
SCARD.Cancel(_status_change_context);
}
else
{
_status_change_thread.Interrupt();
}
_status_change_thread.Join();
_status_change_thread = null;
}
}
/**m* SCardReader/StopMonitor
*
* NAME
* SCardReader.StopMonitor()
*
* DESCRIPTION
* Stop the background thread previously launched by SCardReader.StartMonitor().
*
**/
public void StopMonitor()
{
_status_change_callback = null;
_status_change_running = false;
if (_status_change_thread != null)
{
_status_change_thread.Abort();
_status_change_thread.Join();
_status_change_thread = null;
}
}
/**m* SCardReader/StartMonitor
*
* NAME
* SCardReader.StartMonitor()
*
* SYNOPSIS
* SCardReader.StartMonitor(SCardReader.StatusChangeCallback callback);
*
* DESCRIPTION
* Create a background thread to monitor the reader associated to the object.
* Everytime the status of the reader is changed, the callback is invoked.
*
* SEE ALSO
* SCardReader.StatusChangeCallback
* SCardReader.StopMonitor()
*
**/
public void StartMonitor(StatusChangeCallback callback)
{
StopMonitor();
if (callback != null)
{
_status_change_callback = callback;
_status_change_thread = new Thread(StatusChangeMonitor);
_status_change_running = true;
_status_change_thread.Start();
}
}
