public static void ChangeEntColour()
{
//
// Get some user input:
//
_AcEd.Editor ed = _AcAp.Application.DocumentManager.MdiActiveDocument.Editor;
_AcEd.PromptEntityResult res = ed.GetEntity("Select an entity to change its colour:");
if (res.Status == _AcEd.PromptStatus.OK)
{
var entId = res.ObjectId;
var db = _AcDb.HostApplicationServices.WorkingDatabase;
using (var tr = db.TransactionManager.StartTransaction()) {
var ent = tr.GetObject(entId, Teigha.DatabaseServices.OpenMode.ForWrite) as _AcDb.Entity;
//
// Ask the user for the new colour number
//
_AcEd.PromptIntegerResult intres = ed.GetInteger("\nEnter new colorindex integer (0 -> 255): ");
if (intres.Status == _AcEd.PromptStatus.OK)
{
ent.ColorIndex = intres.Value;
}
tr.Commit();
}
}
}
