Document mode: Don't automatically select a new document when deleting one

src/document/UBDocumentController.cpp

@@ -805,10 +805,12 @@ void UBDocumentController::deleteTreeItem(QTreeWidgetItem * item, bool showConfi
             document->parent()->removeChild(document);
             UBPersistenceManager::persistenceManager()->deleteDocument(document->proxy());
 
+            if (selectNewDocument) {
                 if (mTrashTi->childCount()==0)
                     selectDocument(NULL);
                 else
                     selectDocument(((UBDocumentProxyTreeItem*)mTrashTi->child(0))->proxy());
+            }
 
             reloadThumbnails();
         }