public void SaveSettings()
{
using (System.IO.MemoryStream ms = new System.IO.MemoryStream())
{
if (ms.Length != 0)
{
ms.SetLength(0);
ms.Seek(0, System.IO.SeekOrigin.Begin);
}
XmlDocument doc = new System.Xml.XmlDocument();
XmlElement root_elem = doc.CreateElement("root");
foreach (IModbusStation stat in stations)
{
XmlElement elem = doc.CreateElement("station");
StationFactory.SaveStation(elem, stat);
root_elem.AppendChild(elem);
}
foreach (IChannel ch in channels)
{
XmlElement elem = doc.CreateElement("channel");
ChannelFactory.SaveChannel(elem, ch);
root_elem.AppendChild(elem);
}
doc.AppendChild(root_elem);
doc.Save(ms);
environment.Project.SetData("settings/" + StringConstants.PluginId + "_channels", ms);
}
}
void LoadSettings()
{
channels.Clear();
stations.Clear();
using (System.IO.Stream ms = environment.Project["settings/" + StringConstants.PluginId + "_channels"])
{
if (ms == null || ms.Length == 0)
{
return;
}
XmlDocument doc = new System.Xml.XmlDocument();
try
{
doc.Load(ms);
}
catch
{
return;
}
XmlNodeList snodes = doc.GetElementsByTagName("station");
foreach (XmlElement snode in snodes)
{
stations.Add(StationFactory.CreateStation(snode, this));
}
XmlNodeList nodes = doc.GetElementsByTagName("channel");
foreach (XmlElement node in nodes)
{
channels.Add(ChannelFactory.CreateChannel(node, this));
}
foreach (IModbusStation stat in stations)
{
stat.ClearChannels();
foreach (ModbusChannelImp chan in channels)
{
if (chan.ModbusStation == stat.Name)
{
stat.AddChannel(chan);
chan.MyStation = (ModbusBaseClientStation)stat;
}
}
}
}
FireChannelChangedEvent();
}