protected void ProcessHardwareStatusUpdate(string message, int value)
{
lock (_statusLock)
{
StatusElement element = _statusElements.Find(message);
if (element != null)
{
element.Value = value;
if (element.Type.Contains(TagTypes.Status))
{
SendStatusUpdate();
}
if (element.Type.Contains(TagTypes.Information))
{
try { DataAccessReference.UpdateWidgets(message, value); }
catch { }
}
if (element.Type.Contains(TagTypes.Control))
{
try { DataAccessReference.UpdateWidgets(message, value); }
catch { }
}
}
}
}
protected void ReadTagConfig()
{
string group = ConfigurationManager.AppSettings["TagGroup"];
foreach (OpcTagElement tag in DataAccessReference.OpcSection.Server.TagGroup.GetElement(group).Tags)
{
Dictionary <int, string> map = new Dictionary <int, string>();
try
{
foreach (OpcTagElement.OpcTagValueElement element in tag.TagValues)
{
map.Add(element.Value, element.Type);
}
int value = DataAccessReference.GetTagValue(tag.Name);
StatusElement status = new StatusElement(tag.Name, value, tag.Type, map);
lock (_statusLock)
_statusElements.Add(status);
}
catch
{
StatusElement status = new StatusElement(tag.Name, 0, tag.Type, map);
lock (_statusLock)
_statusElements.Add(status);
}
}
}
protected void SendStatusUpdate()
{
try
{
string color = IndicatorColors.Clear;
List <string> errorMessages = new List <string>();
List <string> warningMessages = new List <string>();
lock (_statusLock)
foreach (StatusElement element in _statusElements)
{
try
{
if (element.Type.Contains(TagTypes.Status))
{
if (String.Compare(element.StatusType, TagValueTypes.Error, true) == 0)
{
errorMessages.Add(element.Message);
if (string.Compare(color, IndicatorColors.Unknown, true) != 0)
{
color = IndicatorColors.Error;
}
}
else if (String.Compare(element.StatusType, TagValueTypes.Warning, true) == 0)
{
warningMessages.Add(element.Message);
if (string.Compare(color, IndicatorColors.Clear, true) == 0)
{
color = IndicatorColors.Warning;
}
}
else if (String.Compare(element.StatusType, TagValueTypes.Unknown, true) == 0)
{
color = IndicatorColors.Unknown;
errorMessages.Clear();
warningMessages.Clear();
break;
}
}
}
catch (Exception ex) { Logger.LogError(ex); }
}
DataAccessReference.UpdateStatusErrorMessages(errorMessages.ToArray());
DataAccessReference.UpdateStatusWarningMessages(warningMessages.ToArray());
DataAccessReference.UpdateStatusIndicator(color);
}
catch (Exception ex) { Logger.LogError(ex); }
}
protected void SendDisplayUpdate()
{
SendStatusUpdate();
lock (_statusLock)
foreach (StatusElement element in _statusElements)
{
if (element.Type.Contains(TagTypes.Information))
{
try { DataAccessReference.UpdateWidgets(element.Name, element.Value); }
catch { }
}
if (element.Type.Contains(TagTypes.Control))
{
try { DataAccessReference.UpdateWidgets(element.Name, element.Value); }
catch { }
}
}
}
protected virtual void ProcessControlUpdateRequest(string name, int value)
{
try { DataAccessReference.UpdatePLCTagValue(name, value); }
catch (Exception ex) { Logger.LogError(ex); }
}
