use const+reference

[kdenlive] / src / unicodedialog.cpp

diff --git a/src/unicodedialog.cpp b/src/unicodedialog.cpp
index 1a954897a4f1c524dc0bc25b4d4c82a06adc69cb..328bb336eef892e2d73da2dc9b4563dd5bfeadd8 100644 (file)
--- a/src/unicodedialog.cpp
+++ b/src/unicodedialog.cpp
@@ -115,7 +115,7 @@ QString UnicodeDialog::trimmedUnicodeNumber(QString text)
     return text;
 }
 
-QString UnicodeDialog::unicodeInfo(QString unicode)
+QString UnicodeDialog::unicodeInfo(const QString &unicode)
 {
     QString infoText(i18n("<small>(no character selected)</small>"));
     if (unicode.length() == 0) return infoText;