File indexing completed on 2024-04-21 04:48:59

 /*
    SPDX-FileCopyrightText: 2016 (c) Matthieu Gallien <matthieu_gallien@yahoo.fr>
 
    SPDX-License-Identifier: LGPL-3.0-or-later
  */
 
 #include "managemediaplayercontrol.h"
 
 
 ManageMediaPlayerControl::ManageMediaPlayerControl(QObject *parent) : QObject(parent)
 {
 
 }
 
 bool ManageMediaPlayerControl::playControlEnabled() const
 {
     return mCurrentTrack.isValid();
 }
 
 bool ManageMediaPlayerControl::skipBackwardControlEnabled() const
 {
     return (mPreviousTrack.isValid());
 }
 
 bool ManageMediaPlayerControl::skipForwardControlEnabled() const
 {
     return (mNextTrack.isValid());
 }
 
 bool ManageMediaPlayerControl::musicPlaying() const
 {
     return mIsInPlayingState;
 }
 
 void ManageMediaPlayerControl::playerPausedOrStopped()
 {
     if (mIsInPlayingState) {
         auto oldPreviousTrackIsEnabled = skipBackwardControlEnabled();
         auto oldNextTrackIsEnabled = skipForwardControlEnabled();
 
         mIsInPlayingState = false;
         Q_EMIT musicPlayingChanged();
 
         if (!mCurrentTrack.isValid()) {
             return;
         }
 
         if (oldNextTrackIsEnabled != skipForwardControlEnabled()) {
             Q_EMIT skipForwardControlEnabledChanged();
         }
 
         if (oldPreviousTrackIsEnabled != skipBackwardControlEnabled()) {
             Q_EMIT skipBackwardControlEnabledChanged();
         }
     }
 }
 
 void ManageMediaPlayerControl::playerPlaying()
 {
     if (!mIsInPlayingState) {
         auto oldPreviousTrackIsEnabled = skipBackwardControlEnabled();
         auto oldNextTrackIsEnabled = skipForwardControlEnabled();
 
         mIsInPlayingState = true;
         Q_EMIT musicPlayingChanged();
 
         if (!mCurrentTrack.isValid()) {
             return;
         }
 
         if (oldNextTrackIsEnabled != skipForwardControlEnabled()) {
             Q_EMIT skipForwardControlEnabledChanged();
         }
 
         if (oldPreviousTrackIsEnabled != skipBackwardControlEnabled()) {
             Q_EMIT skipBackwardControlEnabledChanged();
         }
     }
 }
 
 void ManageMediaPlayerControl::setPreviousTrack(const QPersistentModelIndex &previousTrack)
 {
     if (mPreviousTrack == previousTrack) {
         return;
     }
 
     bool oldValueSkipBackward = skipBackwardControlEnabled();
 
     mPreviousTrack = previousTrack;
     Q_EMIT previousTrackChanged();
 
     if (oldValueSkipBackward != skipBackwardControlEnabled()) {
         Q_EMIT skipBackwardControlEnabledChanged();
     }
 }
 
 void ManageMediaPlayerControl::setCurrentTrack(const QPersistentModelIndex &currentTrack)
 {
     if (mCurrentTrack == currentTrack) {
         return;
     }
 
     bool oldPlayControlEnabled = playControlEnabled();
 
     mCurrentTrack = currentTrack;
     Q_EMIT currentTrackChanged();
 
     if (oldPlayControlEnabled != playControlEnabled()) {
         Q_EMIT playControlEnabledChanged();
     }
 }
 
 void ManageMediaPlayerControl::setNextTrack(const QPersistentModelIndex &nextTrack)
 {
     if (mNextTrack == nextTrack) {
         return;
     }
 
     bool oldValueSkipForward = skipForwardControlEnabled();
 
     mNextTrack = nextTrack;
     Q_EMIT nextTrackChanged();
 
     if (oldValueSkipForward != skipForwardControlEnabled()) {
         Q_EMIT skipForwardControlEnabledChanged();
     }
 }
 
 QPersistentModelIndex ManageMediaPlayerControl::previousTrack() const
 {
     return mPreviousTrack;
 }
 
 QPersistentModelIndex ManageMediaPlayerControl::currentTrack() const
 {
     return mCurrentTrack;
 }
 
 QPersistentModelIndex ManageMediaPlayerControl::nextTrack() const
 {
     return mNextTrack;
 }
 
 #include "moc_managemediaplayercontrol.cpp"