From 093da5837a506c7fa3d23e6c28ef3ef79eab08d6 Mon Sep 17 00:00:00 2001
From: Laurent Montel <montel@kde.org>
Date: Tue, 14 Jan 2020 09:02:42 +0100
Subject: [PATCH] Don't apply when string is empty

---
 src/folder/foldertreewidget.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/folder/foldertreewidget.cpp b/src/folder/foldertreewidget.cpp
index aa3c543..008ee6c 100644
--- a/src/folder/foldertreewidget.cpp
+++ b/src/folder/foldertreewidget.cpp
@@ -375,8 +375,8 @@ bool FolderTreeWidget::eventFilter(QObject *o, QEvent *e)
             const int filterLength(d->filter.length());
             if (filterLength > 0) {
                 d->filter.truncate(filterLength - 1);
+                applyFilter(d->filter);
             }
-            applyFilter(d->filter);
             return false;
         }
         case Qt::Key_Delete: