internal Var(string name, AdsDevice adsDevice)
{
Device = adsDevice;
RemoteName = name;
IndexGroup = -1;
IndexOffset = -1;
}
internal Var(long iGroup, long iOffset, AdsDevice adsDevice)
{
Device = adsDevice;
RemoteName = null;
IndexGroup = iGroup;
IndexOffset = iOffset;
}
protected virtual void OnDeviceLost(object obj_Device)
{
AdsDevice device = (AdsDevice)obj_Device;
foreach (Var v in device.Vars)
{
v.TryUnsubscribe();
}
EventHandler <AdsDevice> handle = DeviceLost;
handle?.Invoke(this, device);
}
protected virtual void OnDeviceReady(object obj_Device)
{
AdsDevice device = (AdsDevice)obj_Device;
foreach (Var var in device.Vars)
{
var.TryUnsubscribe();
var.TrySubscribe();
}
EventHandler <AdsDevice> handle = DeviceReady;
handle?.Invoke(this, device);
}
private AdsDevice GetDevice(int Port)
{
AdsDevice device;
if (!dict_PortDevice.TryGetValue(Port, out device))
{
device = new AdsDevice(Router.AmsNetId, Port);
device.AdsClient.Timeout = tune_AdsClientTimeout;
device.AdsClient.AdsNotificationEx += Client_AdsNotificationEx;
lock (_locker_dict_PortDevice)
dict_PortDevice.Add(Port, device);
}
return(device);
}
private Var <T> CreateVariable <T>(string varName, int Port)
{
Var v;
if (dict_NameVar.TryGetValue(varName, out v))
{
return((Var <T>)v);
}
AdsDevice device = GetDevice(Port);
Var <T> var = new Var <T>(varName, device);
device.Vars.Add(var);
dict_NameVar.Add(varName, var);
var.TrySubscribe();
return(var);
}
private Var <T> CreateVariable <T>(long IGrp, long IOffs, int Port)
{
string pseudoName = string.Concat(IGrp.ToString(), ":", IOffs.ToString());
Var v;
if (dict_NameVar.TryGetValue(pseudoName, out v))
{
return((Var <T>)v);
}
AdsDevice device = GetDevice(Port);
Var <T> var = new Var <T>(IGrp, IOffs, device);
device.Vars.Add(var);
dict_NameVar.Add(pseudoName, var);
var.TrySubscribe();
return(var);
}
