public static COMObject1C77 CreateConnection(Connection con)
{
if ((con.PlatformType & Connection.Platform1CV7) == 0)
{
string error = $"Помилка! Сплутані COM Class V77 with Object {con.PlatformType.ToString()} !";
Trace.TraceError(error);
throw new Exception(error);
}
string COMServerName = con.PlatformType.ToString() + ".Application";
Trace.TraceInformation("З'єднання з COM Server {0}!", COMServerName);
Type v1C77 = Type.GetTypeFromProgID(COMServerName);
if (v1C77 == null)
{
string error = $"Помилка зєднання з COM Class Object {COMServerName} !";
Trace.TraceError(error);
throw new Exception(error);
}
object handle = Activator.CreateInstance(v1C77);
if (handle == null)
{
string error = $"Instance of class {COMServerName} was not created";
Trace.TraceError(error);
v1C77 = null;
throw new Exception(error);
}
string stringConnection = "/D" + con.DataBasePath
+ (con.Exclusive ? " /M" : "")
+ ((con.UserName != "") ? " /N" + con.UserName : "")
+ ((con.UserPass != "") ? " /P" + con.UserPass : "");
var result = new COMObject1C77(null, handle);
try
{
if (!result.Method <bool>("Initialize", result.Method <object>("RMTrade"), stringConnection, "NO_SPLASH_SHOW"))
{
v1C77 = null;
result.Dispose();
string error = $"Помилка зєднання з базою {con.DataBasePath} !!!";
Trace.TraceError(error);
throw new Exception(error);
}
}
catch
{
string error = $"Initialize of class {COMServerName} was not executed";
Trace.TraceError(error);
v1C77 = null;
throw new Exception(error);
}
return(result);
}
private COMObject1C77(COMObject1C77 owner, object handle)
{
_owner = owner;
_handle = handle;
var result = this;
while (result._owner != null)
{
result = result._owner;
}
globalContext = result as IGlobalContext;
}
private T OLE1C77Function <T>(string FuncName, BindingFlags invokeAttr, params object[] Args)
{
// convert args
object[] normalArgs = new object[Args.Length];
for (int i = 0; i < Args.Length; i++)
{
if (Args[i] == null)
{
normalArgs[i] = null;
continue;
}
var comObject = Args[i] as COMObject1C77;
if (comObject != null)
{
normalArgs[i] = comObject._handle;
}
else
{
var argType = Args[i].GetType();
if (argType == typeof(bool))
{
normalArgs[i] = (bool)Args[i]?1:0;
continue;
}
normalArgs[i] = Args[i];
}
}
if (normalArgs.Length == 0)
{
normalArgs = null;
}
try
{
var obj = _handle.GetType().InvokeMember(FuncName, invokeAttr, null, _handle, normalArgs);
if (obj == null)
{
return((T)obj);
}
if (Marshal.IsComObject(obj))
{
var comObj = new COMObject1C77(this, obj);
_children.Add(comObj);
return((T)(object)comObj);
}
else
{
if (typeof(T) == typeof(bool))
{
Type objectType = obj.GetType();
if (objectType == typeof(bool))
{
return((T)obj);
}
if (objectType == typeof(double))
{
if ((double)obj == 0)
{
return((T)(object)false);
}
else
{
return((T)(object)true);
}
}
}
return((T)obj);
}
}
catch (Exception e)
{
StringBuilder errorStr = new StringBuilder($"Error OLE1C77Function with FuncName={FuncName}");
if (Args.Length != 0)
{
errorStr.Append(" and params:");
for (int i = 0; i < Args.Length; i++)
{
errorStr.Append($" Arg{i}={Args[i]}");
}
}
errorStr.Append($" Inner exception - {e.Message}");
// FuncName == null
throw new Exception(errorStr.ToString());
}
}
/// <summary>
/// using chaild for remove self
/// </summary>
/// <param name="com"></param>
internal void RemoveChild(COMObject1C77 com)
{
_children.Remove(com);
}