optimization

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@9506 90c681e8-e032-0410-971d-27865f9a5e38

4 files changed, 11 insertions, 11 deletions

diff --git a/src/qmmp/qmmpsettings.cpp b/src/qmmp/qmmpsettings.cpp
index 6ceaa0acb..b3fb03240 100644
--- a/src/qmmp/qmmpsettings.cpp
+++ b/src/qmmp/qmmpsettings.cpp
@@ -129,7 +129,7 @@ void QmmpSettings::setAudioSettings(bool soft_volume, Qmmp::AudioFormat format,
     emit audioSettingsChanged();
 }
 
-QStringList QmmpSettings::coverNameFilters(bool include) const
+const QStringList &QmmpSettings::coverNameFilters(bool include) const
 {
     return include ? m_cover_inc : m_cover_exclude;
 }
diff --git a/src/qmmp/qmmpsettings.h b/src/qmmp/qmmpsettings.h
index 76f665fca..86ed0c45b 100644
--- a/src/qmmp/qmmpsettings.h
+++ b/src/qmmp/qmmpsettings.h
@@ -111,7 +111,7 @@ public:
      * If \b include is \b true, this function returns include cover file name filters,
      * otherwise returns exclude filters.
      */
-    QStringList coverNameFilters(bool include = true) const;
+    const QStringList &coverNameFilters(bool include = true) const;
     /*!
      * Returns a depth of recursive cover file search.
      */
diff --git a/src/qmmpui/qmmpuisettings.cpp b/src/qmmpui/qmmpuisettings.cpp
index 8d654352d..42c5a931b 100644
--- a/src/qmmpui/qmmpuisettings.cpp
+++ b/src/qmmpui/qmmpuisettings.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2012-2015 by Ilya Kotov                                 *
+ *   Copyright (C) 2012-2020 by Ilya Kotov                                 *
  *   forkotov02@ya.ru                                                      *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -73,7 +73,7 @@ QmmpUiSettings::~QmmpUiSettings()
     delete m_helper;
 }
 
-const QString QmmpUiSettings::groupFormat() const
+const QString &QmmpUiSettings::groupFormat() const
 {
     return m_group_format;
 }
@@ -256,7 +256,7 @@ void QmmpUiSettings::setPlayListTransitionEnabled(bool enabled)
     }
 }
 
-QStringList QmmpUiSettings::restrictFilters() const
+const QStringList &QmmpUiSettings::restrictFilters() const
 {
     return m_restrict_filters;
 }
@@ -267,7 +267,7 @@ void QmmpUiSettings::setRestrictFilters(const QString &filters)
     m_timer->start();
 }
 
-QStringList QmmpUiSettings::excludeFilters() const
+const QStringList &QmmpUiSettings::excludeFilters() const
 {
     return m_exclude_filters;
 }
@@ -283,7 +283,7 @@ bool QmmpUiSettings::useDefaultPlayList() const
     return m_use_default_pl;
 }
 
-QString QmmpUiSettings::defaultPlayListName() const
+const QString &QmmpUiSettings::defaultPlayListName() const
 {
     return m_default_pl_name;
 }
diff --git a/src/qmmpui/qmmpuisettings.h b/src/qmmpui/qmmpuisettings.h
index 38b0ce94f..f192a72db 100644
--- a/src/qmmpui/qmmpuisettings.h
+++ b/src/qmmpui/qmmpuisettings.h
@@ -62,7 +62,7 @@ public:
     /*!
      * Returns playlist group format.
      */
-    const QString groupFormat() const;
+    const QString &groupFormat() const;
     /*!
      * Returns state of "Repeat All" option.
      */
@@ -128,7 +128,7 @@ public:
     /*!
      * Returns a list of filters which should be used for directory scanning.
      */
-    QStringList restrictFilters() const;
+    const QStringList &restrictFilters() const;
     /*!
      * Disables all builtin directory scanning filters and sets them to \b filters (Example: *.mp3,*.ogg).
      */
@@ -136,7 +136,7 @@ public:
     /*!
      * Returns a list of filters which should be excluded from incoming files while directory scanning.
      */
-    QStringList excludeFilters() const;
+    const QStringList &excludeFilters() const;
     /*!
      * Sets a list of filters which should be excluded from incoming files while directory scanning.
      * @param filters A set of filters separated by semicolon (Example: *.cue,*.ogg).
@@ -150,7 +150,7 @@ public:
     /*!
      * Returns default playlist name.
      */
-    QString defaultPlayListName() const;
+    const QString &defaultPlayListName() const;
     /*!
      * Sets default playlist options.
      * @param name Default playlist name.