public static bool ModifyItemName(this ITag tag, string name)
{
IDataServer server = tag.Parent.Server;
lock (server.SyncRoot) {
int index = server.GetItemProperties(tag.ID);
if (index < 0)
{
return(false);
}
var meta = server.MetaDataList[index];
if (meta.Name == name)
{
return(true);
}
server.MetaDataList[index] = new TagMetaData(meta.ID, meta.GroupID, name, meta.Address, meta.DataType,
meta.Size, meta.Archive, meta.Maximum, meta.Minimum, meta.Cycle);
server.RemoveItemIndex(meta.Name);
server.AddItemIndex(name, tag);
return(true);
}
}
public bool AddItems(IList <TagMetaData> items)
{
int count = items.Count;
if (_items == null)
{
_items = new List <ITag>(count);
mapping = new Dictionary <short, ITag>(count);
}
List <OPCITEMDEF> itemArray = new List <OPCITEMDEF>(count);
for (int i = 0; i < count; i++)
{
if (items[i].GroupID == this._Id)
{
itemArray.Add(new OPCITEMDEF {
hClient = items[i].ID, szItemID = items[i].Address, bActive = true, wReserved = (short)i
});
}
}
IntPtr pAddResults;
IntPtr pErrors;
if (!HRESULTS.Succeeded(_itemMgt.AddItems(itemArray.Count, itemArray.ToArray(), out pAddResults, out pErrors)))
{
return(false);
}
int iStructSize = Marshal.SizeOf(typeof(OPCITEMRESULT));
lock (_server.SyncRoot)
{
for (int i = 0; i < itemArray.Count; i++)
{
try
{
if (Marshal.ReadInt32(pErrors) == 0)
{
ITag dataItem = null;
var itemDef = itemArray[i];
//string addr = string.Concat(_serverId, ',', Marshal.ReadInt32(pAddResults));
DataType type = items[itemDef.wReserved].DataType;
switch (type)
{
case DataType.BOOL:
dataItem = new BoolTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 1, 0, DataType.BOOL), this);
break;
case DataType.BYTE:
dataItem = new ByteTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 1, 0, DataType.BYTE), this);
break;
case DataType.WORD:
dataItem = new UShortTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 2, 0, DataType.WORD), this);
break;
case DataType.SHORT:
dataItem = new ShortTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 2, 0, DataType.SHORT), this);
break;
case DataType.INT:
dataItem = new IntTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.INT), this);
break;
case DataType.DWORD:
dataItem = new UIntTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.DWORD), this);
break;
case DataType.FLOAT:
dataItem = new FloatTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 4, 0, DataType.FLOAT), this);
break;
case DataType.SYS:
case DataType.STR:
dataItem = new StringTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), 64, 0, DataType.STR), this);
break;
default:
break;
//case VarEnum.VT_ARRAY:
// dataItem = new ArrayTag((short)itemDef.hClient, new DeviceAddress(-0x100, 0, 0, Marshal.ReadInt32(pAddResults), (byte)Marshal.ReadInt16(pAddResults + 18), 0, DataType.ARRAY), this);
// break;
}
if (dataItem != null)
{
_items.Add(dataItem);
mapping.Add((short)itemDef.hClient, dataItem);
_server.AddItemIndex(items[itemDef.wReserved].Name, dataItem);
}
pAddResults += iStructSize;
pErrors += 4;
}
}
catch (Exception err)
{
if (err.Message != null)
{
}
}
}
//Marshal.FreeCoTaskMem(pAddResults);
//Marshal.FreeCoTaskMem(pErrors);
_items.TrimExcess();
return(true);
}
}
public bool AddItems(IList <TagMetaData> items)
{
int count = items.Count;
if (_items == null)
{
_items = new List <ITag>(count);
}
lock (_server.SyncRoot)
{
for (int i = 0; i < count; i++)
{
ITag dataItem = null;
TagMetaData meta = items[i];
if (meta.GroupID == this._id)
{
DeviceAddress addr = _plcReader.GetDeviceAddress(meta.Address);
if (addr.DataSize == 0)
{
addr.DataSize = meta.Size;
}
if (addr.VarType == DataType.NONE)
{
addr.VarType = meta.DataType;
}
if (addr.VarType != DataType.BOOL)
{
addr.Bit = 0;
}
switch (meta.DataType)
{
case DataType.BOOL:
dataItem = new BoolTag(meta.ID, addr, this);
break;
case DataType.BYTE:
dataItem = new ByteTag(meta.ID, addr, this);
break;
case DataType.WORD:
case DataType.SHORT:
dataItem = new ShortTag(meta.ID, addr, this);
break;
case DataType.TIME:
case DataType.INT:
dataItem = new IntTag(meta.ID, addr, this);
break;
case DataType.FLOAT:
dataItem = new FloatTag(meta.ID, addr, this);
break;
case DataType.STR:
dataItem = new StringTag(meta.ID, addr, this);
break;
}
if (dataItem != null)
{
//dataItem.Active = meta.Active;
_items.Add(dataItem);
_server.AddItemIndex(meta.Name, dataItem);
}
}
}
}
_items.TrimExcess();
_items.Sort();
UpdatePDUArea();
return(true);
}
public bool AddItems(IList <TagMetaData> items)
{
int count = items.Count;
if (_items == null)
{
_items = new List <ITag>();
}
lock (_server.SyncRoot)
{
int j = 0;
for (int i = 0; i < count; i++)
{
ITag dataItem = null;
TagMetaData meta = items[i];
if (meta.GroupID == this._id)
{
DeviceAddress addr = new DeviceAddress(-1, (ushort)meta.GroupID, (ushort)meta.ID, j++, meta.Size, 0, meta.DataType);
switch (meta.DataType)
{
case DataType.BOOL:
dataItem = new BoolTag(meta.ID, addr, this);
break;
case DataType.BYTE:
dataItem = new ByteTag(meta.ID, addr, this);
break;
case DataType.WORD:
dataItem = new UShortTag(meta.ID, addr, this);
break;
case DataType.SHORT:
dataItem = new ShortTag(meta.ID, addr, this);
break;
case DataType.DWORD:
dataItem = new UIntTag(meta.ID, addr, this);
break;
case DataType.INT:
dataItem = new IntTag(meta.ID, addr, this);
break;
case DataType.FLOAT:
dataItem = new FloatTag(meta.ID, addr, this);
break;
case DataType.STR:
dataItem = new StringTag(meta.ID, addr, this);
break;
default:
dataItem = new BoolTag(meta.ID, addr, this);
break;
}
_items.Add(dataItem);
_server.AddItemIndex(meta.Name, dataItem);
}
}
}
return(true);
}
public bool AddItems(IList <TagMetaData> items)
{
int count = items.Count;
if (_items == null)
{
_items = new List <ITag>(count);
_mapping = new Dictionary <short, string>(count);
}
lock (_server.SyncRoot)
{
for (int i = 0; i < count; i++)
{
ITag dataItem = null;
TagMetaData meta = items[i];
if (meta.GroupID == this._id)
{
DeviceAddress addr = new DeviceAddress {
Start = meta.ID, DataSize = meta.Size, VarType = meta.DataType
};
switch (meta.DataType)
{
case DataType.BOOL:
dataItem = new BoolTag(meta.ID, addr, this);
break;
case DataType.BYTE:
dataItem = new ByteTag(meta.ID, addr, this);
break;
case DataType.WORD:
case DataType.SHORT:
dataItem = new ShortTag(meta.ID, addr, this);
break;
case DataType.DWORD:
case DataType.INT:
dataItem = new IntTag(meta.ID, addr, this);
break;
case DataType.FLOAT:
dataItem = new FloatTag(meta.ID, addr, this);
break;
case DataType.STR:
dataItem = new StringTag(meta.ID, addr, this);
break;
}
if (dataItem != null)
{
//dataItem.Active = meta.Active;
_items.Add(dataItem);
_plcReader.TransactItem(meta.Name);
_mapping.Add(meta.ID, meta.Address);
_server.AddItemIndex(meta.Name, dataItem);
}
}
}
return(true);
}
}