UnityEditor.AudioUtil.LoopClip C# (CSharp) Method

        public static extern void LoopClip(AudioClip clip, bool on);
        [MethodImpl(MethodImplOptions.InternalCall), WrapperlessIcall]

        public override void OnPreviewSettings()
        {
            if (s_DefaultIcon == null)
            {
                Init();
            }

            AudioClip clip = target as AudioClip;

            using (new EditorGUI.DisabledScope(AudioUtil.IsMovieAudio(clip)))
            {
                bool isEditingMultipleObjects = targets.Length > 1;

                using (new EditorGUI.DisabledScope(isEditingMultipleObjects))
                {
                    bool oldAutoPlay = isEditingMultipleObjects ? false : m_bAutoPlay;
                    bool newAutoPlay = PreviewGUI.CycleButton(oldAutoPlay ? 1 : 0, s_AutoPlayIcons) != 0;
                    if (oldAutoPlay != newAutoPlay)
                    {
                        m_bAutoPlay = newAutoPlay;
                        InspectorWindow.RepaintAllInspectors();
                    }

                    bool oldLoop = isEditingMultipleObjects ? false : m_bLoop;
                    bool newLoop = PreviewGUI.CycleButton(oldLoop ? 1 : 0, s_LoopIcons) != 0;
                    if (oldLoop != newLoop)
                    {
                        m_bLoop = newLoop;
                        if (playing)
                        {
                            AudioUtil.LoopClip(clip, newLoop);
                        }
                        InspectorWindow.RepaintAllInspectors();
                    }
                }

                using (new EditorGUI.DisabledScope(isEditingMultipleObjects && !playing && m_PlayingInspector != this))
                {
                    bool curPlaying = m_PlayingInspector == this && playing;
                    bool newPlaying = PreviewGUI.CycleButton(curPlaying ? 1 : 0, s_PlayIcons) != 0;

                    if (newPlaying != curPlaying)
                    {
                        AudioUtil.StopAllClips();

                        if (newPlaying)
                        {
                            AudioUtil.PlayClip(clip, 0, m_bLoop);
                            m_PlayingClip      = clip;
                            m_PlayingInspector = this;
                        }
                    }
                }
            }
        }