/// <summary>
/// Wrapper for the active Document's ModelSpace.
/// Makes the ModelSpace writable and
/// locks the document before starting a transaction!
/// </summary>
/// <param name="doc"></param>
/// <param name="commandName">Name of action the TransactionManager is executing.</param>
/// <param name="action"></param>
/// <exception cref="AcHelper.Exceptions.TransactionException"/>
public static void UsingModelSpace(Document doc, string commandName, Action <AcTransaction, BlockTableRecord> action)
{
commandName = commandName == "" ? "Acad_Transaction" : commandName;
try
{
using (DocumentLock doclock = doc.LockDocument(DocumentLockMode.Write, commandName, commandName, true))
{
doc.TransactionManager.EnableGraphicsFlush(true);
using (AcTransaction tr = new AcTransaction(doc))
{
var modelspace = tr.ModelSpace; // Modelspace
using (WriteEnabler we = new WriteEnabler(doc, modelspace))
{
if (modelspace.IsWriteEnabled)
{
action(tr, modelspace);
}
}
}
}
}
catch (Exception)
{
throw;
}
}
internal static void AddTextDataToEntity(string xKey, string text)
{
Document doc = Active.Document;
Editor ed = Active.Editor;
PromptEntityOptions opt = new PromptEntityOptions("\nSelect an entity to add xRecord");
doc.UsingModelSpace((tr, ms) =>
{
Transaction t = tr.Transaction;
ResultBuffer resbuf = new ResultBuffer();
resbuf.Add(new TypedValue((int)DxfCode.Text, text));
PromptEntityResult res = ed.GetEntity(opt);
if (res.Status == PromptStatus.OK)
{
ObjectId oid = res.ObjectId;
Entity ent = t.GetObject <Entity>(oid, OpenMode.ForRead);
if (ent != null)
{
using (WriteEnabler we = new WriteEnabler(ent))
{
if (ent.IsWriteEnabled)
{
if (ent.ExtensionDictionary == null)
{
ent.CreateExtensionDictionary();
}
using (DBDictionary nod = t.GetObject <DBDictionary>(ent.ExtensionDictionary, OpenMode.ForRead))
{
using (WriteEnabler nodWe = new WriteEnabler(nod))
{
if (nod.IsWriteEnabled)
{
using (Xrecord xRec = new Xrecord())
{
xRec.Data = resbuf;
nod.SetAt(xKey, xRec);
t.AddNewlyCreatedDBObject(xRec, true);
}
}
}
}
}
}
}
}
});
}
