public int GetSymbol(string Name, out PLC_SYMBOLS symbol, out object Value)
{
try
{
symbol = m_plcSymbols2[Name];
Value = 0xFFFFFFFFF;
try
{
TcAdsSymbolInfo s = m_plcSymbols[Name];
Value = m_adsClient.ReadSymbol(s).ToString();
return(1);
}
catch (AdsDatatypeNotSupportedException err)
{
Value = err.Message;
return(-1);
}
catch (Exception err)
{
return(-2);
}
}
catch (Exception err)
{
throw (new SystemException("Symbol not found"));
}
}
void SetSearchResults(PLC_SYMBOLS symbol)
{
tbName.Text = symbol.Name;
tbIndexOffset.Text = symbol.IndexOffset.ToString();
tbIndexGroup.Text = symbol.IndexGroup.ToString();
tbDatatypeId.Text = symbol.Datatype.ToString();
tbDatatype.Text = symbol.Type.ToString();
tbSize.Text = symbol.Size.ToString();
tbSymbolname.Text = symbol.ShortName;
}
public void LoadSymbols()
{
try
{
symbolLoader = m_adsClient.CreateSymbolInfoLoader();
}
catch (Exception err)
{
throw (new SystemException(err.Message));
}
m_plcSymbols.Clear();
m_plcSymbols2.Clear();
TcAdsSymbolInfo symbol = symbolLoader.GetFirstSymbol(true);
while (symbol != null)
{
string symbolName = symbol.Name.TrimStart('.');
m_plcSymbols.Add(symbolName, symbol);
PLC_SYMBOLS p = new PLC_SYMBOLS();
p.Name = symbolName;
p.IndexGroup = symbol.IndexGroup;
p.IndexOffset = symbol.IndexOffset;
p.IndexOffset = symbol.IndexOffset;
p.Size = symbol.Size;
p.Type = symbol.Type;
p.Datatype = symbol.Datatype;
string ShortName = symbol.ShortName.TrimStart('.');
p.ShortName = ShortName;
try
{
p.Value = m_adsClient.ReadSymbol(symbol).ToString();
m_plcSymbols2.Add(p.Name, p);
}
catch (AdsDatatypeNotSupportedException err)
{
p.Value = err.Message;
}
catch (Exception err)
{
//MessageBox.Show("Unable to read Symbol Info. " + err.Message);
}
symbol = symbol.NextSymbol;
}
}
private void CreateNewNode4(TcAdsSymbolInfo symbol)
{
m_plcSymbols.Add(symbol.Name, symbol);
PLC_SYMBOLS p = new PLC_SYMBOLS();
p.Name = symbol.Name;
p.IndexGroup = symbol.IndexGroup;
p.IndexOffset = symbol.IndexOffset;
p.IndexOffset = symbol.IndexOffset;
p.Size = symbol.Size;
p.Type = symbol.Type;
p.Datatype = symbol.Datatype;
string ShortName = symbol.ShortName.TrimStart('.');
p.ShortName = ShortName;
try
{
//p.Value = m_adsClient.ReadSymbol(symbol).ToString();
m_plcSymbols2.Add(p.Name, p);
}
catch (AdsDatatypeNotSupportedException err)
{
p.Value = err.Message;
}
catch (Exception err)
{
//MessageBox.Show("Unable to read Symbol Info. " + err.Message);
}
//TreeNode node = new TreeNode(symbol.Name);
//node.Tag = symbol;
TcAdsSymbolInfo subSymbol = symbol.FirstSubSymbol;
while (subSymbol != null)
{
string symbolName = subSymbol.Name.TrimStart('.');
if (symbol.Name.Contains("GVL_") == true)
{
CreateNewNode4(subSymbol);
}
subSymbol = subSymbol.NextSymbol;
}
}
public void LoadSymbols2()
{
try
{
symbolLoader = m_adsClient.CreateSymbolInfoLoader();
}
catch (Exception err)
{
throw (new SystemException(err.Message));
}
m_plcSymbols.Clear();
m_plcSymbols2.Clear();
foreach (TcAdsSymbolInfo symbol in symbolLoader)
{
m_plcSymbols.Add(symbol.Name, symbol);
PLC_SYMBOLS p = new PLC_SYMBOLS();
p.Name = symbol.Name;
p.IndexGroup = symbol.IndexGroup;
p.IndexOffset = symbol.IndexOffset;
p.IndexOffset = symbol.IndexOffset;
p.Size = symbol.Size;
p.Type = symbol.Type;
p.Datatype = symbol.Datatype;
p.ShortName = symbol.ShortName;
try
{
p.Value = m_adsClient.ReadSymbol(symbol).ToString();
m_plcSymbols2.Add(p.Name, p);
}
catch (AdsDatatypeNotSupportedException err)
{
p.Value = err.Message;
}
catch (Exception err)
{
//MessageBox.Show("Unable to read Symbol Info. " + err.Message);
}
}
}
