public void GetBlockData(PurgeAttributeForm form)
{
form.Close();
form.Dispose();
Document acDoc = Application.DocumentManager.MdiActiveDocument;
Database acCurDb = acDoc.Database;
var blockData = new BlockData()
{
AttNameAndvalue = new List <AttName_Value>()
};
// Start a transaction
using (Transaction acTrans = acCurDb.TransactionManager.StartTransaction())
{
// Request for objects to be selected in the drawing area
var opt = new PromptSelectionOptions()
{
SingleOnly = true
};
PromptSelectionResult acSSPrompt = acDoc.Editor.GetSelection(opt);
// If the prompt status is OK, objects were selected
if (acSSPrompt.Status == PromptStatus.OK)
{
SelectionSet acSSet = acSSPrompt.Value;
// Step through the objects in the selection set
foreach (SelectedObject acSSObj in acSSet)
{
Entity ent = acTrans.GetObject(acSSObj.ObjectId, OpenMode.ForRead) as Entity;
if (ent is BlockReference br)
{
blockData.BlockName = br.Name;
foreach (ObjectId attribute in br.AttributeCollection)
{
DBObject obj = acTrans.GetObject(attribute, OpenMode.ForRead);
if (obj is AttributeReference ar)
{
blockData.AttNameAndvalue.Add(new AttName_Value {
attName = ar.Tag, attValue = ar.TextString
});
}
}
}
// Save the new object to the database
acTrans.Dispose();
}
// Dispose of the transaction
}
}
using (var _form = new PurgeAttributeForm())
{
var drawingList = new List <string>();
_form.SetTabIndex(1);
_form.BlockData = blockData;
_form.SetValueFromInput();
var result = _form.ShowDialog();
if (result == System.Windows.Forms.DialogResult.OK)
{
drawingList = _form.AttributeDrawingList;
}
if (result == System.Windows.Forms.DialogResult.None)
{
return;
}
ReplaceStringValue(drawingList, _form.AttBlockname, _form.LinkattAttributeName, _form.LinkAttValue, _form.ChangeattAttributeName, _form.ChangeAttValue);
}
}