internal static pxcmStatus SubscribeAlertINT(IntPtr instance, OnFiredAlertDelegate handler, out Object proxy)
{
AlertHandlerDIR adir = new AlertHandlerDIR(handler);
pxcmStatus sts = PXCMFaceConfiguration_SubscribeAlert(instance, adir.uDIR);
if (sts < pxcmStatus.PXCM_STATUS_NO_ERROR)
adir.Dispose();
proxy = (Object)adir;
return sts;
}
internal static pxcmStatus SubscribeAlertINT(IntPtr instance, OnFiredAlertDelegate alertHandler, out Object proxy)
{
AlertHandlerDIR adir = new AlertHandlerDIR(alertHandler);
pxcmStatus sts = PXCMTouchlessController_SubscribeAlert(instance, adir.uDIR);
if (sts < pxcmStatus.PXCM_STATUS_NO_ERROR)
{
adir.Dispose();
}
proxy = (Object)adir;
return(sts);
}
/**
* @brief Unsubscribe an alert handler object.
* @param[in] alertHandler - a pointer to the event handler to unsubscribe.
* @return PXCM_STATUS_NO_ERROR - operation succeeded.
* @return PXCM_STATUS_PARAM_UNSUPPORTED - illegal alertHandler (null pointer).
*/
public pxcmStatus UnsubscribeAlert(OnFiredAlertDelegate handler)
{
if (handler == null)
{
return(pxcmStatus.PXCM_STATUS_HANDLE_INVALID);
}
lock (maps.cs)
{
Object proxy;
if (!maps.alert.TryGetValue(handler, out proxy))
{
return(pxcmStatus.PXCM_STATUS_HANDLE_INVALID);
}
pxcmStatus sts = UnsubscribeAlertINT(instance, proxy);
maps.alert.Remove(handler);
return(sts);
}
}
/**
* @brief Register an event handler object for the alerts.
* The event handler's OnFiredAlert method is called each time an alert fires.
* @param[in] alertHandler - a pointer to the event handler.
*
* @return PXCM_STATUS_NO_ERROR - operation succeeded.
* @return PXCM_STATUS_PARAM_UNSUPPORTED - null alertHandler pointer.
*
*/
public pxcmStatus SubscribeAlert(OnFiredAlertDelegate handler)
{
if (handler == null)
{
return(pxcmStatus.PXCM_STATUS_HANDLE_INVALID);
}
Object proxy;
pxcmStatus sts = SubscribeAlertINT(instance, handler, out proxy);
if (sts >= pxcmStatus.PXCM_STATUS_NO_ERROR)
{
lock (maps.cs)
{
maps.alert[handler] = proxy;
}
}
return(sts);
}
/**
@brief Unsubscribe an event handler for alerts.
@param[in] alertHandler a delegate event handler that should be removed.
@return PXC_STATUS_NO_ERROR if the unregistering the event handler was successful, an error otherwise.
*/
public pxcmStatus UnsubscribeAlert(OnFiredAlertDelegate alertHandler)
{
if (alertHandler == null) return pxcmStatus.PXCM_STATUS_HANDLE_INVALID;
lock (maps.cs)
{
Object proxy;
if (!maps.alerts.TryGetValue(alertHandler, out proxy))
return pxcmStatus.PXCM_STATUS_HANDLE_INVALID;
pxcmStatus sts = UnsubscribeAlertINT(instance, proxy);
maps.alerts.Remove(alertHandler);
return sts;
}
}
/**
@brief Register an event handler for alerts. The event handler's will be called each time an alert is identified.
@param[in] alertHandler a delegate event handler.
@return PXC_STATUS_NO_ERROR if the registering an event handler was successful; otherwise, return the following error:
PXC_STATUS_DATA_NOT_INITIALIZED - Data failed to initialize.\n
*/
public pxcmStatus SubscribeAlert(OnFiredAlertDelegate alertHandler)
{
if (alertHandler == null) return pxcmStatus.PXCM_STATUS_HANDLE_INVALID;
Object proxy;
pxcmStatus sts = SubscribeAlertINT(instance, alertHandler, out proxy);
if (sts >= pxcmStatus.PXCM_STATUS_NO_ERROR)
{
lock (maps.cs)
{
maps.alerts[alertHandler] = proxy;
}
}
return sts;
}
public AlertHandlerDIR(OnFiredAlertDelegate handler)
{
mfunc = handler;
gch = GCHandle.Alloc(handler);
uDIR = PXCMTouchlessController_AllocAlertHandlerDIR(Marshal.GetFunctionPointerForDelegate(handler));
}
public AlertHandlerDIR(OnFiredAlertDelegate handler)
{
mfunc = handler;
gch = GCHandle.Alloc(handler);
uDIR = PXCMFaceConfiguration_AllocAlertHandlerDIR(Marshal.GetFunctionPointerForDelegate(handler));
}
public AlertHandlerDIR(OnFiredAlertDelegate handler)
{
mfunc = handler;
gch = GCHandle.Alloc(handler);
uDIR = PXCMFaceConfiguration_AllocAlertHandlerDIR(Marshal.GetFunctionPointerForDelegate(handler));
}
public AlertHandlerDIR(OnFiredAlertDelegate handler)
{
mfunc = handler;
gch = GCHandle.Alloc(handler);
uDIR = PXCMTouchlessController_AllocAlertHandlerDIR(Marshal.GetFunctionPointerForDelegate(handler));
}