Manually enabling/disabling the accept button shouldn't

update the accept button state (Accept Button State).

Libs/Widgets/ctkFileDialog.cpp

@@ -144,7 +144,9 @@ void ctkFileDialog::setAcceptButtonEnable(bool enable)
 {
   Q_D(ctkFileDialog);
   d->AcceptButtonEnable = enable;
+  d->IgnoreEvent = true;
   d->acceptButton()->setEnabled(d->AcceptButtonEnable && d->AcceptButtonState);
+  d->IgnoreEvent = false;
 }
 
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