private void myOPCItems_Fill(List <VarItem> OPCVariables, OPCItems items)
{
for (int i = 0; i < OPCVariables.Count; i++)
{
VarItem myVarItem = OPCVariables[i];
OPCItem myItem = items.AddItem(myVarItem.name, myVarItem.array_index);
// Check if the OPC variable consist in OPC server's configuration !!!
if (myItem == null)
{
this.myLog.LogAlert(AlertType.Error, this.id.ToString(), this.GetType().ToString(), "myOPCItems_Fill()",
"Exception: unknown variable '" + myVarItem.name + "' !!"
, "system");
OPCVariables.Remove(OPCVariables[i]);
}
else
{
OPCVariables[i].servHandle = myItem.ServerHandle;
this.myLog.LogAlert(AlertType.System, this.id.ToString(), this.GetType().ToString(), "myOPCItems_Fill()",
this.OPCServerName + ", myVarItem (name; arr_idx) = "
+ myVarItem.name.ToString()
+ ", " + myVarItem.array_index.ToString()
+ ", myItem.ServerHandle=" + myItem.ServerHandle.ToString()
+ ", myItem.Quality=" + myItem.Quality.ToString()
+ ", myItem.ItemID=" + myItem.ItemID.ToString()
// + ", myItem.Value=" + myItem.Value.ToString()
, "system"
);
}
}
}
private void OPCGroup_DataChange(int TransactionID, int NumItems, ref Array ClientHandles, ref Array ItemValues, ref Array Qualities, ref Array TimeStamps)
{
for (int i = 1; i <= NumItems; i++)
{
int varIndex = Convert.ToInt32(ClientHandles.GetValue(i));
VarItem currentItem = this.OPCVariables.FirstOrDefault(p => p.array_index.Equals(varIndex));
if (currentItem != null && currentItem.type == OPCControlType.Button)
{
VarItem myVarItem = currentItem;
bool myBoolValue = Convert.ToBoolean(ItemValues.GetValue(i));
if (myVarItem.bool_value != myBoolValue)
{
myVarItem.old_bool_value = myVarItem.bool_value;
myVarItem.bool_value = myBoolValue;
if (myVarItem.bool_value == true)
{
VarEventArgs myArgs = new VarEventArgs();
myArgs.varIndex = myVarItem.array_index;
////int buttonIndex = this.OPCVariables.IndexOf(currentItem);
////VarItem myVarSignalItem = this.OPCVariables[buttonIndex + 1];
// this maqnaged by the line itself !!!
//bool bntSignal = myOPCGroup.OPCItems.GetOPCItem((int)myVarSignalItem.servHandle).Value;
//myOPCGroup.OPCItems.GetOPCItem((int)myVarSignalItem.servHandle).Write(!bntSignal);
this.ImpDataChanged(this, myArgs);
}
}
}
}
}
public void WriteVariableValue(VarItem varItem, bool value)
{
try
{
if (this.OPCServerName.Contains("Simulation"))
{
int servHandle = varItem.servHandle;
OPCItem opc_item_s = this.myOPCGroup.OPCItems.GetOPCItem(servHandle);
opc_item_s.Write(value);
}
else
{
this.eXX_DO_Write(varItem.MXIO_ipAddr, 502, 300, Convert.ToByte(varItem.MXIO_channel), Convert.ToUInt32(value), varItem.MXIO_moduleType);
}
}
catch (Exception ex)
{
this.myLog.LogAlert(AlertType.Error, this.id.ToString(), this.GetType().ToString(), "WriteVariableValue()",
ex.Message, "system");
}
}
