private void numGrElemCnt_ValueChanged(object sender, EventArgs e)
{
// изменение количества элементов в группе
if (elemGroup != null)
{
int oldElemCnt = elemGroup.Elems.Count;
int newElemCnt = (int)numGrElemCnt.Value;
if (oldElemCnt < newElemCnt)
{
// добавление новых элементов
ElemTypes elemType = elemGroup.DefElemType;
for (int elemInd = oldElemCnt; elemInd < newElemCnt; elemInd++)
{
elemGroup.Elems.Add(new Elem()
{
ElemType = elemType
});
}
}
else if (oldElemCnt > newElemCnt)
{
// удаление лишних элементов
for (int i = newElemCnt; i < oldElemCnt; i++)
{
elemGroup.Elems.RemoveAt(newElemCnt);
}
}
OnObjectChanged(TreeUpdateTypes.UpdateSignals);
}
}
/// <summary>
/// Получить количество элементов (количество адресов) в зависимости от типа элемента
/// </summary>
public static int GetElemCount(ElemTypes elemType)
{
switch (elemType)
{
case ElemTypes.ULong:
case ElemTypes.Long:
case ElemTypes.Double:
return(4);
case ElemTypes.UInt:
case ElemTypes.Int:
case ElemTypes.Float:
return(2);
default:
return(1);
}
}
private void cbGrTableType_SelectedIndexChanged(object sender, EventArgs e)
{
// изменение типа таблицы данных группы элементов
if (elemGroup != null)
{
TableTypes tableType = (TableTypes)cbGrTableType.SelectedIndex;
int maxElemCnt = DataUnit.GetMaxElemCnt(tableType);
bool cancel = elemGroup.Elems.Count > maxElemCnt &&
MessageBox.Show(string.Format(KpPhrases.ElemRemoveWarning, maxElemCnt),
CommonPhrases.QuestionCaption, MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question) != DialogResult.Yes;
if (cancel)
{
cbGrTableType.SelectedIndexChanged -= cbGrTableType_SelectedIndexChanged;
cbGrTableType.SelectedIndex = (int)elemGroup.TableType;
cbGrTableType.SelectedIndexChanged += cbGrTableType_SelectedIndexChanged;
}
else
{
// ограничение макс. количества элементов в группе
if (numGrElemCnt.Value > maxElemCnt)
{
numGrElemCnt.Value = maxElemCnt;
}
numGrElemCnt.Maximum = maxElemCnt;
// установка типа таблицы данных
elemGroup.TableType = tableType;
elemGroup.UpdateFuncCode();
ShowFuncCode(elemGroup);
// установка типа элементов группы по умолчанию
ElemTypes elemType = elemGroup.DefElemType;
foreach (Elem elem in elemGroup.Elems)
{
elem.ElemType = elemType;
}
OnObjectChanged(TreeUpdateTypes.CurrentNode | TreeUpdateTypes.ChildNodes);
}
}
}
private void cbCmdElemType_SelectedIndexChanged(object sender, EventArgs e)
{
// изменение типа элементов
if (modbusCmd != null)
{
ElemTypes newElemType = (ElemTypes)cbCmdElemType.SelectedIndex;
if (modbusCmd.TableType == TableTypes.HoldingRegisters && newElemType == ElemTypes.Bool)
{
// отмена выбора типа Bool для регистров хранения
cbCmdElemType.SelectedIndexChanged -= cbCmdElemType_SelectedIndexChanged;
cbCmdElemType.SelectedIndex = (int)modbusCmd.ElemType;
cbCmdElemType.SelectedIndexChanged += cbCmdElemType_SelectedIndexChanged;
}
else
{
modbusCmd.ElemType = newElemType;
numCmdElemCnt.Value = ModbusUtils.GetElemCount(modbusCmd.ElemType);
OnObjectChanged(TreeUpdateTypes.None);
}
}
}
/// <summary>
/// Получить длину элемента (количество адресов) в зависимости от типа элемента
/// </summary>
public static int GetElemLength(ElemTypes elemType)
{
switch (elemType)
{
case ElemTypes.ULong:
case ElemTypes.Long:
case ElemTypes.Double:
return 4;
case ElemTypes.UInt:
case ElemTypes.Int:
case ElemTypes.Float:
return 2;
default:
return 1;
}
}
/// <summary>
/// Загрузить шаблон устройства
/// </summary>
public bool Load(string fileName, out string errMsg)
{
SetToDefault();
try
{
// загрузка шаблона устройства
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(fileName);
// загрузка настроек шаблона
XmlNode settingsNode = xmlDoc.DocumentElement.SelectSingleNode("Settings");
if (settingsNode != null)
{
Sett.LoadFromXml((XmlElement)settingsNode);
}
// загрузка групп элементов
XmlNode elemGroupsNode = xmlDoc.DocumentElement.SelectSingleNode("ElemGroups");
if (elemGroupsNode != null)
{
int kpTagInd = 0;
foreach (XmlElement elemGroupElem in elemGroupsNode.ChildNodes)
{
TableTypes tableType = elemGroupElem.GetAttrAsEnum <TableTypes>("tableType");
ElemGroup elemGroup = new ElemGroup(tableType);
elemGroup.Name = elemGroupElem.GetAttribute("name");
elemGroup.Address = (ushort)elemGroupElem.GetAttrAsInt("address");
elemGroup.Active = elemGroupElem.GetAttrAsBool("active", true);
elemGroup.StartKPTagInd = kpTagInd;
elemGroup.StartSignal = kpTagInd + 1;
XmlNodeList elemNodes = elemGroupElem.SelectNodes("Elem");
ElemTypes defElemType = elemGroup.DefElemType;
foreach (XmlElement elemElem in elemNodes)
{
Elem elem = new Elem();
elem.Name = elemElem.GetAttribute("name");
elem.ElemType = elemElem.GetAttrAsEnum("type", defElemType);
if (elemGroup.ByteOrderEnabled)
{
elem.ByteOrderStr = elemElem.GetAttribute("byteOrder");
elem.ByteOrder = ModbusUtils.ParseByteOrder(elem.ByteOrderStr);
if (elem.ByteOrder == null)
{
elem.ByteOrder = Sett.GetDefByteOrder(elem.Length);
}
}
elemGroup.Elems.Add(elem);
}
if (0 < elemGroup.Elems.Count && elemGroup.Elems.Count <= DataUnit.GetMaxElemCnt(tableType))
{
ElemGroups.Add(elemGroup);
kpTagInd += elemGroup.Elems.Count;
}
}
}
// загрузка команд
XmlNode cmdsNode = xmlDoc.DocumentElement.SelectSingleNode("Cmds");
if (cmdsNode != null)
{
foreach (XmlElement cmdElem in cmdsNode.ChildNodes)
{
ModbusCmd cmd = new ModbusCmd(
cmdElem.GetAttrAsEnum <TableTypes>("tableType"),
cmdElem.GetAttrAsBool("multiple"),
cmdElem.GetAttrAsInt("elemCnt", 1));
cmd.ElemType = cmdElem.GetAttrAsEnum("elemType", cmd.DefElemType);
cmd.Address = (ushort)cmdElem.GetAttrAsInt("address");
cmd.Name = cmdElem.GetAttribute("name");
cmd.CmdNum = cmdElem.GetAttrAsInt("cmdNum");
if (cmd.ByteOrderEnabled)
{
cmd.ByteOrderStr = cmdElem.GetAttribute("byteOrder");
cmd.ByteOrder = ModbusUtils.ParseByteOrder(cmd.ByteOrderStr);
if (cmd.ByteOrder == null)
{
cmd.ByteOrder = Sett.GetDefByteOrder(cmd.ElemCnt);
}
}
if (0 < cmd.CmdNum && cmd.CmdNum <= ushort.MaxValue)
{
Cmds.Add(cmd);
}
}
}
errMsg = "";
return(true);
}
catch (Exception ex)
{
errMsg = ModbusPhrases.LoadTemplateError + ":" + Environment.NewLine + ex.Message;
return(false);
}
}
/// <summary>
/// Отобразить свойства элемента
/// </summary>
private void ShowElemProps(ElemInfo elemInfo)
{
if (elemInfo == null)
{
txtElemName.Text = "";
txtElemAddress.Text = "";
txtElemSignal.Text = "";
rbBool.Checked = true;
txtElemByteOrder.Text = "";
gbElem.Enabled = false;
}
else
{
txtElemName.Text = elemInfo.Elem.Name;
txtElemAddress.Text = elemInfo.AddressRange;
txtElemSignal.Text = elemInfo.Signal.ToString();
ElemTypes elemType = elemInfo.Elem.ElemType;
if (elemType == ElemTypes.Bool)
{
rbUShort.Enabled = rbShort.Enabled = rbUInt.Enabled = rbInt.Enabled =
rbULong.Enabled = rbLong.Enabled = rbFloat.Enabled = rbDouble.Enabled = false;
rbBool.Enabled = true;
txtElemByteOrder.Text = "";
txtElemByteOrder.Enabled = false;
}
else
{
rbUShort.Enabled = rbShort.Enabled = rbUInt.Enabled = rbInt.Enabled =
rbULong.Enabled = rbLong.Enabled = rbFloat.Enabled = rbDouble.Enabled = true;
rbBool.Enabled = false;
txtElemByteOrder.Text = elemInfo.Elem.ByteOrderStr;
txtElemByteOrder.Enabled = true;
}
switch (elemType)
{
case ElemTypes.UShort:
rbUShort.Checked = true;
break;
case ElemTypes.Short:
rbShort.Checked = true;
break;
case ElemTypes.UInt:
rbUInt.Checked = true;
break;
case ElemTypes.Int:
rbInt.Checked = true;
break;
case ElemTypes.ULong:
rbULong.Checked = true;
break;
case ElemTypes.Long:
rbLong.Checked = true;
break;
case ElemTypes.Float:
rbFloat.Checked = true;
break;
case ElemTypes.Double:
rbDouble.Checked = true;
break;
default:
rbBool.Checked = true;
break;
}
gbElem.Enabled = true;
}
}
/// <summary>
/// Получить длину элемента (количество адресов) в зависимости от типа элемента
/// </summary>
public static int GetElemLength(ElemTypes elemType)
{
return elemType == ElemTypes.UInt || elemType == ElemTypes.Int || elemType == ElemTypes.Float ?
2 : 1;
}
