void ICommand.Execute(object parameter)
{
if (!(this as ICommand).CanExecute(parameter))
{
Ac.ShowAlertDialog("Cannot execute " + this.DisplayName + " (Possible reason: there is no drawing environment)");
return;
}
try
{
InProgress = true;
AppServices.Log.Add(this.GetType().FullName + ": Executing...");
//CommandManager.InvalidateRequerySuggested();
// Requests to modify objects or access AutoCAD can occur in any context, and coming from any number of applications.
// To prevent conflicts with other requests, you are responsible for locking a document before you modify it.
// http://help.autodesk.com/view/ACD/2015/ENU/?guid=GUID-A2CD7540-69C5-4085-BCE8-2A8ACE16BFDD
//using (var docLock = Ac.Doc.LockDocument()) -> Lock document only when needed (Button pressed)
//using (var uiLock = Ac.StartUserInteraction()) -> Lock user interaction only when needed (Button pressed)
{
ExecuteCore();
//uiLock.End();
}
AppServices.Log.Add(this.GetType().FullName + ": Done.");
}
catch (Exception ex)
{
Ac.WriteError(ex, this.GetType().Name + ".Execute()", this.DisplayName);
if (this.DisplayErrormMessageBox)
{
Ac.ShowAlertDialog(ex.Message);
}
}
finally
{
InProgress = false;
Ac.ClearProgress();
}
var trans = Ac.Db.TransactionManager.TopTransaction;
if (trans != null)
{
trans.Abort();
}
CommandManager.InvalidateRequerySuggested();
}
public static void ClearProgress()
{
try
{
#if AutoCAD
Autodesk.AutoCAD.Internal.Utils.RestoreApplicationStatusBar();
#else
Ac.WriteLn("");
#endif
DoEvents();
}
catch (System.Exception ex)
{
Ac.WriteError(ex, "Ac.ClearProgress()", null);
}
}
