public bool GenerateNew()
{
try
{
string appPath = System.IO.Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
Assembly uiAssembly = Assembly.LoadFrom(appPath + @"\gView.Interoperability.ArcXML.UI.dll");
IModalDialog dlg = uiAssembly.CreateInstance("gView.Interoperability.ArcXML.UI.FormSelectService") as IModalDialog;
if (dlg is IConnectionString)
{
if (dlg.OpenModal())
{
string connectionString = ((IConnectionString)dlg).ConnectionString;
_dataset = new ArcIMSDataset();
_dataset.ConnectionString = connectionString;
return(true);
}
}
}
catch
{
}
return(false);
}
public ArcIMSClass(ArcIMSDataset dataset)
{
_dataset = dataset;
if (_dataset != null)
{
_name = _dataset._name;
}
}
public void Load(gView.Framework.IO.IPersistStream stream)
{
_dataset = null;
string connectionString = (string)stream.Load("ConnectionString", String.Empty);
if (connectionString != String.Empty)
{
_dataset = new ArcIMSDataset();
_dataset.ConnectionString = connectionString;
}
}
async public Task <object> GetInstanceAsync()
{
if (_class == null)
{
ArcIMSDataset dataset = new ArcIMSDataset(_connectionString, _name);
await dataset.Open(); // kein open, weil sonst ein GET_SERVICE_INFO durchgeführt wird...
var elements = await dataset.Elements();
if (elements.Count == 0)
{
dataset.Dispose();
return(null);
}
_class = elements[0].Class as ArcIMSClass;
}
return(_class);
}