private ValueValidationInfo DIValidationInfo(SmartComponent smartComponent, DynamicProperty property, object newValue)
{
int diNumber = -1;
int.TryParse(Right(property.Name, property.Name.Length - 11), out diNumber);
if ((diNumber >= 0) && (diNumber < bDIO_AddressIsValid[(int)IO.Input].Length))
{
bDIO_AddressIsValid[(int)IO.Input][diNumber] = false;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (!GetS7DataItem((string)newValue, ref item))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if (item.WordLen != S7Consts.S7WLBit)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if ((item.Area != S7Consts.S7AreaPA) &&
(item.Area != S7Consts.S7AreaMK) &&
(item.Area != S7Consts.S7AreaDB)
)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bDIO_AddressIsValid[(int)IO.Input][diNumber] = true;
return(ValueValidationInfo.Valid);
}
else
{
return(new ValueValidationInfo(ValueValidationResult.InvalidProject));
}
}
/// <summary>
/// Called when the value of an I/O signal value has changed.
/// </summary>
/// <param name="component"> Component that owns the changed signal. </param>
/// <param name="changedSignal"> Changed signal. </param>
public override void OnIOSignalValueChanged(SmartComponent component, IOSignal changedSignal)
{
if (changedSignal.Name == "Connect")
{
//Mark sure client is initialized before connect.
CheckClientAndValues(component);
if (((int)changedSignal.Value != 0) && bCanConnect)
{
Connect(component);
}
else
{
Disconnect(component);
}
}
if ((changedSignal.Name == "Read") && ((int)changedSignal.Value != 0))
{
Read(component);
}
if (changedSignal.Name.Contains("GO_"))
{
if (client.Connected)
{
int offset = -1;
int.TryParse(Right(changedSignal.Name, changedSignal.Name.Length - 3), out offset);
if (offset >= 0)
{
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (GetS7DataItem((string)component.Properties["GO_FirstByteAddress"].Value, ref item))
{
item.Start += offset;
byte[] b = new byte[1];
byte.TryParse((string)changedSignal.Value.ToString(), out b[0]);
int result = 0x01700000; // S7Consts.errCliInvalidBlockType
switch (item.Area)
{
case 0x81: result = client.EBWrite(item.Start, 1, b); //S7Consts.S7AreaPE
break;
case 0x83: result = client.MBWrite(item.Start, 1, b); //S7Consts.S7AreaMK
break;
case 0x84: result = client.DBWrite(item.DBNumber, item.Start, 1, b); //S7Consts.S7AreaDB
break;
}
ShowResult(component, result);
}
}
}
}
}
/// <summary>
/// Read all GI from PLC.
/// </summary>
/// <param name="component"></param>
private void Read(SmartComponent component)
{
if (client.Connected)
{
S7MultiVar reader = new S7MultiVar(client);
bool allDI_OK = true;
int diCount = (int)component.Properties["DI_Number"].Value;
List <byte[]> list = new List <byte[]>();
for (int i = 0; i < diCount; ++i)
{
S7Client.S7DataItem item = new S7Client.S7DataItem();
allDI_OK &= GetS7DataItem((string)component.Properties["DI_Address_" + i.ToString()].Value, ref item);
if (allDI_OK)
{
byte[] b = new byte[1];
list.Add(b);
if (!reader.Add(item.Area, item.WordLen, item.DBNumber, item.Start, item.Amount, ref b))
{
ShowResult(component, 0x00200000); // S7Consts.errCliInvalidParams
}
}
}
if (allDI_OK && (diCount > 0))
{
int result = 0x01700000; // S7Consts.errCliInvalidBlockType
result = reader.Read();
ShowResult(component, result);
if (result == 0)
{
for (int i = 0; i < diCount; ++i)
{
ShowResult(component, reader.Results[i]);
string giName = "DI_" + i.ToString();
if (component.IOSignals.Contains(giName))
{
byte[] b = list[i];
component.IOSignals[giName].Value = ((int)b[0] != 0 ? 1 : 0);
}
}
}
}
}
}
/// <summary>
/// Read all DI from PLC.
/// </summary>
/// <param name="smartComponent"></param>
private void Read(SmartComponent smartComponent)
{
if (client.Connected)
{
S7MultiVar reader = new S7MultiVar(client);
bool allDO_OK = true;
int doCount = (int)smartComponent.Properties["DO_Number"].Value;
List <byte[]> listBuffers = new List <byte[]>();
for (int i = 0; i < doCount; ++i)
{
S7Client.S7DataItem item = new S7Client.S7DataItem();
allDO_OK &= GetS7DataItem((string)smartComponent.Properties["DO_Address_" + i.ToString()].Value, ref item);
if (allDO_OK)
{
byte[] buffer = new byte[1];
listBuffers.Add(buffer);
if (!reader.Add(item.Area, item.WordLen, item.DBNumber, item.Start, item.Amount, ref buffer))
{
LogError(smartComponent, S7Consts.errCliInvalidParams);
}
}
}
if (allDO_OK && (doCount > 0))
{
int err = S7Consts.errCliInvalidBlockType;
err = reader.Read();
LogError(smartComponent, err);
if (err == 0)
{
for (int i = 0; i < doCount; ++i)
{
LogError(smartComponent, reader.Results[i]);
string diName = "DO_" + i.ToString();
if (smartComponent.IOSignals.Contains(diName))
{
byte[] buffer = listBuffers[i];
smartComponent.IOSignals[diName].Value = ((int)buffer[0] != 0 ? 1 : 0);
}
}
}
}
}
}
/// <summary>
/// Called when the value of an I/O signal value has changed.
/// </summary>
/// <param name="component"> Component that owns the changed signal. </param>
/// <param name="changedSignal"> Changed signal. </param>
public override void OnIOSignalValueChanged(SmartComponent component, IOSignal changedSignal)
{
if (changedSignal.Name == "Connect")
{
//Make sure client is initialized before connect.
CheckClientAndValues(component);
if (((int)changedSignal.Value != 0) && bCanConnect)
{
Connect(component);
}
else
{
Disconnect(component);
}
}
if ((changedSignal.Name == "Read") && ((int)changedSignal.Value != 0))
{
Read(component);
}
if (changedSignal.Name.Contains("DO_"))
{
if (client.Connected)
{
int doNumber = -1;
int.TryParse(Right(changedSignal.Name, changedSignal.Name.Length - 3), out doNumber);
if (doNumber >= 0)
{
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (GetS7DataItem((string)component.Properties["DO_Address_" + doNumber.ToString()].Value, ref item))
{
byte[] b = new byte[1];
byte.TryParse(changedSignal.Value.ToString(), out b[0]);
int result = 0x01700000; // S7Consts.errCliInvalidBlockType
result = client.WriteArea(item.Area, item.DBNumber, item.Start, item.Amount, item.WordLen, b);
ShowResult(component, result);
}
}
}
}
}
/// <summary>
/// Read all GI from PLC.
/// </summary>
/// <param name="component"></param>
private void Read(SmartComponent component)
{
if (client.Connected)
{
int giCount = (int)component.Properties["GI_ByteNumber"].Value;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (GetS7DataItem((string)component.Properties["GI_FirstByteAddress"].Value, ref item) &&
(giCount > 0))
{
byte[] b = new byte[giCount];
int result = 0x01700000; // S7Consts.errCliInvalidBlockType
switch (item.Area)
{
case 0x82:
result = client.ABRead(item.Start, giCount, b); //S7Consts.S7AreaPA
break;
case 0x83:
result = client.MBRead(item.Start, giCount, b); //S7Consts.S7AreaMK
break;
case 0x84:
result = client.DBRead(item.DBNumber, item.Start, giCount, b); //S7Consts.S7AreaDB
break;
}
ShowResult(component, result);
if (result == 0)
{
for (int i = 0; i < giCount; ++i)
{
string giName = "GI_" + i.ToString();
if (component.IOSignals.Contains(giName))
{
component.IOSignals[giName].Value = (int)b[i];
}
}
}
}
}
}
/// <summary>
/// Populate S7DataItem struct depends name (ex: MB500).
/// </summary>
/// <param name="name">Name of data.</param>
/// <param name="item">Struct to be populated.</param>
/// <returns>True if name is in good syntax.</returns>
private bool GetS7DataItem(string name, ref S7Client.S7DataItem item)
{
string strName = name.ToUpper();
if (string.IsNullOrEmpty(strName))
{
return(false);
}
if (strName.Substring(0, 1) == "M")
{
item.Area = S7Consts.S7AreaMK;
if (strName.Length < 2) //Mx0 || M0.
{
return(false);
}
item.WordLen = GetWordLength(strName.Substring(1, 1));
string strOffset = Right(strName, strName.Length - (item.WordLen == S7Consts.S7WLBit ? 1 : 2));
int offset;
if (!int.TryParse(strOffset, out offset))
{
return(false);
}
item.Start = offset;
}
else if ((strName.Substring(0, 1) == "A") || (strName.Substring(0, 1) == "Q"))
{
item.Area = S7Consts.S7AreaPA;
if (strName.Length < 2) //Ax0 || A0.
{
return(false);
}
item.WordLen = GetWordLength(strName.Substring(1, 1));
string strOffset = Right(strName, strName.Length - (item.WordLen == S7Consts.S7WLBit ? 1 : 2));
int offset;
if (!int.TryParse(strOffset, out offset))
{
return(false);
}
item.Start = offset;
}
else if ((strName.Substring(0, 1) == "E") || (strName.Substring(0, 1) == "I"))
{
item.Area = S7Consts.S7AreaPE;
if (strName.Length < 2) //Ex0 || E0.
{
return(false);
}
item.WordLen = GetWordLength(strName.Substring(1, 1));
string strOffset = Right(strName, strName.Length - (item.WordLen == S7Consts.S7WLBit ? 1 : 2));
int offset;
if (!int.TryParse(strOffset, out offset))
{
return(false);
}
item.Start = offset;
}
else if ((strName.Length >= 2) && (strName.Substring(0, 2) == "DB"))
{
item.Area = S7Consts.S7AreaDB;
if (strName.Length < 3) //DB0
{
return(false);
}
string strDBNumber = Right(strName, strName.Length - 2);
strDBNumber = Left(strDBNumber, strDBNumber.IndexOf(".") == -1 ? strDBNumber.Length : strDBNumber.IndexOf("."));
int dbNumber;
if (!int.TryParse(strDBNumber, out dbNumber))
{
return(false);
}
item.DBNumber = dbNumber;
int index = strName.IndexOf(".DB");
if ((index < 0) || (strName.Length < (index + 4))) //.DBx
{
return(false);
}
item.WordLen = GetWordLength(strName.Substring(index + 3, 1));
string strOffset = Right(strName, strName.Length - index - 4); //.DBx = 4
int offset;
if (!int.TryParse(strOffset, out offset))
{
return(false);
}
item.Start = offset;
}
else
{
return(false);
}
return(true);
}
/// <summary>
/// Called to validate the value of a dynamic property with the CustomValidation attribute.
/// </summary>
/// <param name="component">Component that owns the changed property.</param>
/// <param name="property">Property that owns the value to be validated.</param>
/// <param name="newValue">Value to validate.</param>
/// <returns>Result of the validation. </returns>
public override ValueValidationInfo QueryPropertyValueValid(SmartComponent component, DynamicProperty property, object newValue)
{
bCanConnect = false;
if (property.Name == "PLC_Addr")
{
bPLC_AddrIsValid = false;
System.Net.IPAddress ip;
if (!System.Net.IPAddress.TryParse((string)newValue, out ip))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bPLC_AddrIsValid = true;
}
if (property.Name == "GI_FirstByteAddress")
{
bGI_FirstByteAddressIsValid = false;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (!GetS7DataItem((string)newValue, ref item))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if (item.WordLen != S7Consts.S7WLByte)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if ((item.Area != S7Consts.S7AreaPA) &&
(item.Area != S7Consts.S7AreaMK) &&
(item.Area != S7Consts.S7AreaDB)
)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bGI_FirstByteAddressIsValid = true;
}
if (property.Name == "GO_FirstByteAddress")
{
bGO_FirstByteAddressIsValid = false;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (!GetS7DataItem((string)newValue, ref item))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if (item.WordLen != S7Consts.S7WLByte)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if ((item.Area != S7Consts.S7AreaPE) &&
(item.Area != S7Consts.S7AreaMK) &&
(item.Area != S7Consts.S7AreaDB)
)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bGO_FirstByteAddressIsValid = true;
}
bCanConnect = bPLC_AddrIsValid;
bCanConnect &= bGI_FirstByteAddressIsValid || ((int)component.Properties["GI_ByteNumber"].Value == 0);
bCanConnect &= bGO_FirstByteAddressIsValid || ((int)component.Properties["GO_ByteNumber"].Value == 0);
component.IOSignals["Connect"].UIVisible = bCanConnect;
return(ValueValidationInfo.Valid);
}
/// <summary>
/// Called to validate the value of a dynamic property with the CustomValidation attribute.
/// </summary>
/// <param name="component">Component that owns the changed property.</param>
/// <param name="property">Property that owns the value to be validated.</param>
/// <param name="newValue">Value to validate.</param>
/// <returns>Result of the validation. </returns>
public override ValueValidationInfo QueryPropertyValueValid(SmartComponent component, DynamicProperty property, object newValue)
{
bCanConnect = false;
if (property.Name == "PLC_Addr")
{
bPLC_AddrIsValid = false;
System.Net.IPAddress ip;
if (!System.Net.IPAddress.TryParse((string)newValue, out ip))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bPLC_AddrIsValid = true;
}
if (property.Name.StartsWith("DI_Address_"))
{
int diNumber = -1;
int.TryParse(Right(property.Name, property.Name.Length - 11), out diNumber);
if ((diNumber >= 0) && (diNumber < bDI_AddressIsValid.Length))
{
bDI_AddressIsValid[diNumber] = false;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (!GetS7DataItem((string)newValue, ref item))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if (item.WordLen != S7Consts.S7WLBit)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if ((item.Area != S7Consts.S7AreaPA) &&
(item.Area != S7Consts.S7AreaMK) &&
(item.Area != S7Consts.S7AreaDB)
)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bDI_AddressIsValid[diNumber] = true;
}
else
{
return(new ValueValidationInfo(ValueValidationResult.InvalidProject));
}
}
if (property.Name.StartsWith("DO_Address_"))
{
int doNumber = -1;
int.TryParse(Right(property.Name, property.Name.Length - 11), out doNumber);
if ((doNumber >= 0) && (doNumber < bDO_AddressIsValid.Length))
{
bDO_AddressIsValid[doNumber] = false;
S7Client.S7DataItem item = new S7Client.S7DataItem();
if (!GetS7DataItem((string)newValue, ref item))
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if (item.WordLen != S7Consts.S7WLBit)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
if ((item.Area != S7Consts.S7AreaPE) &&
(item.Area != S7Consts.S7AreaMK) &&
(item.Area != S7Consts.S7AreaDB)
)
{
return(new ValueValidationInfo(ValueValidationResult.InvalidSyntax));
}
bDO_AddressIsValid[doNumber] = true;
}
else
{
return(new ValueValidationInfo(ValueValidationResult.InvalidProject));
}
}
bCanConnect = bPLC_AddrIsValid;
for (int i = 0; i < bDI_AddressIsValid.Length; ++i)
{
bCanConnect &= bDI_AddressIsValid[i] || ((int)component.Properties["DI_Number"].Value == 0);
}
for (int i = 0; i < bDO_AddressIsValid.Length; ++i)
{
bCanConnect &= bDO_AddressIsValid[i] || ((int)component.Properties["DO_Number"].Value == 0);
}
component.IOSignals["Connect"].UIVisible = bCanConnect;
return(ValueValidationInfo.Valid);
}
