some api improvements

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@7221 90c681e8-e032-0410-971d-27865f9a5e38

4 files changed, 28 insertions, 28 deletions

diff --git a/src/qmmp/soundcore.cpp b/src/qmmp/soundcore.cpp
index 2ae5b88c6..4e7335692 100644
--- a/src/qmmp/soundcore.cpp
+++ b/src/qmmp/soundcore.cpp
@@ -222,27 +222,27 @@ bool SoundCore::isMuted() const
     return m_muted;
 }
 
-qint64 SoundCore::elapsed()
+qint64 SoundCore::elapsed() const
 {
     return m_handler->elapsed();
 }
 
-int SoundCore::bitrate()
+int SoundCore::bitrate() const
 {
     return m_handler->bitrate();
 }
 
-quint32 SoundCore::frequency()
+quint32 SoundCore::frequency() const
 {
     return m_handler->frequency();
 }
 
-int SoundCore::sampleSize()
+int SoundCore::sampleSize() const
 {
     return m_handler->sampleSize();
 }
 
-int SoundCore::channels()
+int SoundCore::channels() const
 {
     return m_handler->channels();
 }
diff --git a/src/qmmp/soundcore.h b/src/qmmp/soundcore.h
index 781380f25..d88b49fb0 100644
--- a/src/qmmp/soundcore.h
+++ b/src/qmmp/soundcore.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2006-2013 by Ilya Kotov                                 *
+ *   Copyright (C) 2006-2017 by Ilya Kotov                                 *
  *   forkotov02@hotmail.ru                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -87,23 +87,23 @@ public:
     /*!
      * Returns the current time (in milliseconds).
      */
-    qint64 elapsed();
+    qint64 elapsed() const;
     /*!
      * Returns current bitrate (in kbps)
      */
-    int bitrate();
+    int bitrate() const;
     /*!
      * Returns current sample rate (in Hz).
      */
-    quint32 frequency();
+    quint32 frequency() const;
     /*!
      * Returns sample size (in bits).
      */
-    int sampleSize();
+    int sampleSize() const;
     /*!
      * Returns channels number.
      */
-    int channels();
+    int channels() const;
     /*!
      * Returns the current state.
      */
diff --git a/src/qmmp/statehandler.cpp b/src/qmmp/statehandler.cpp
index c327fdc9c..eed6ae7c5 100644
--- a/src/qmmp/statehandler.cpp
+++ b/src/qmmp/statehandler.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2008-2012 by Ilya Kotov                                 *
+ *   Copyright (C) 2008-2017 by Ilya Kotov                                 *
  *   forkotov02@hotmail.ru                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -183,39 +183,39 @@ void StateHandler::dispatchBuffer(int percent)
         emit bufferingProgress(percent);
 }
 
-qint64 StateHandler::elapsed()
+qint64 StateHandler::elapsed() const
 {
     QMutexLocker locker(&m_mutex);
     return m_elapsed;
 }
 
-qint64 StateHandler::totalTime()
+qint64 StateHandler::totalTime() const
 {
     QMutexLocker locker(&m_mutex);
     return m_length;
 }
 
-int StateHandler::bitrate()
+int StateHandler::bitrate() const
 {
     return m_bitrate;
 }
 
-int StateHandler::frequency()
+int StateHandler::frequency() const
 {
     return m_frequency;
 }
 
-int StateHandler::sampleSize()
+int StateHandler::sampleSize() const
 {
     return m_precision;
 }
 
-int StateHandler::channels()
+int StateHandler::channels() const
 {
     return m_channels;
 }
 
-Qmmp::State StateHandler::state()
+Qmmp::State StateHandler::state() const
 {
     return m_state;
 }
diff --git a/src/qmmp/statehandler.h b/src/qmmp/statehandler.h
index faa0ac496..152aae20d 100644
--- a/src/qmmp/statehandler.h
+++ b/src/qmmp/statehandler.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2008-2012 by Ilya Kotov                                 *
+ *   Copyright (C) 2008-2017 by Ilya Kotov                                 *
  *   forkotov02@hotmail.ru                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -77,31 +77,31 @@ public:
     /*!
      * Returns the current time (in milliseconds).
      */
-    qint64 elapsed();
+    qint64 elapsed() const;
     /*!
      * Returns length in milliseconds
      */
-    qint64 totalTime();
+    qint64 totalTime() const;
     /*!
      * Returns current bitrate (in kbps)
      */
-    int bitrate();
+    int bitrate() const;
     /*!
      * Returns current sample rate (in Hz).
      */
-    int frequency();
+    int frequency() const;
     /*!
      * Returns sample size (in bits).
      */
-    int sampleSize();
+    int sampleSize() const;
     /*!
      * Returns channels number.
      */
-    int channels();
+    int channels() const;
     /*!
      * Returns the current state.
      */
-    Qmmp::State state();
+    Qmmp::State state() const;
     /*!
      * Sends next track request.
      */
@@ -158,7 +158,7 @@ private:
     QMap <Qmmp::MetaData, QString> m_metaData;
     QHash <QString, QString> m_streamInfo;
     Qmmp::State m_state;
-    QMutex m_mutex;
+    mutable QMutex m_mutex;
 };
 
 #endif