setting to disable fade out on pause

.devcontainer/devcontainer.json

@@ -21,7 +21,7 @@
 	],
 	"postStartCommand": "sudo setfacl -m u:vscode:rw /dev/snd/*",
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
+	"forwardPorts": [5901, 6080],
 	// Use 'postCreateCommand' to run commands after the container is created.
 	"onCreateCommand": {
 		"log": "echo 'Starting post-create script...'",

backend/app.go

@@ -384,6 +384,7 @@ func (a *App) setupMPV() error {
 		PreampGain:      a.Config.ReplayGain.PreampGainDB,
 	})
 	a.LocalPlayer.SetAudioExclusive(a.Config.LocalPlayback.AudioExclusive)
+	a.LocalPlayer.SetPauseFade(a.Config.LocalPlayback.PauseFade)
 
 	eq := &mpv.ISO15BandEqualizer{
 		EQPreamp: a.Config.LocalPlayback.EqualizerPreamp,

backend/config.go

@@ -136,6 +136,7 @@ type LocalPlaybackConfig struct {
 	EqualizerEnabled      bool
 	EqualizerPreamp       float64
 	GraphicEqualizerBands []float64
+	PauseFade             bool
 }
 
 type ScrobbleConfig struct {
@@ -270,6 +271,7 @@ func DefaultConfig(appVersionTag string) *Config {
 			EqualizerEnabled:      false,
 			EqualizerPreamp:       0,
 			GraphicEqualizerBands: make([]float64, 15),
+			PauseFade:             true,
 		},
 		Scrobbling: ScrobbleConfig{
 			Enabled:              true,

backend/player/mpv/player.go

@@ -69,6 +69,7 @@ type Player struct {
 	clientName     string
 	equalizer      Equalizer
 	peaksEnabled   bool
+	pauseFade      bool
 
 	fileLoadedLock sync.Mutex
 	fileLoadedSig  *sync.Cond
@@ -283,6 +284,10 @@ func (p *Player) SetAudioExclusive(tf bool) {
 	}
 }
 
+func (p *Player) SetPauseFade(pauseFade bool) {
+	p.pauseFade = pauseFade
+}
+
 // Gets the current volume of the player.
 func (p *Player) GetVolume() int {
 	return p.vol
@@ -308,6 +313,8 @@ func (p *Player) Pause() error {
 	if p.status.State != player.Playing {
 		return nil
 	}
+
+	if p.pauseFade {
 		p.prePausedState = p.status.State
 		p.setState(player.Paused)
 
@@ -329,6 +336,14 @@ func (p *Player) Pause() error {
 			p.setPaused(true)
 		}()
 		return nil
+	} else {
+		err := p.setPaused(true)
+		if err == nil {
+			p.prePausedState = p.status.State
+			p.setState(player.Paused)
+		}
+		return err
+	}
 }
 
 // Continue playback and update the player state

res/translations/en.json

@@ -94,6 +94,7 @@
     "Error": "Error",
     "Error creating playlist": "Error creating playlist",
     "Exclusive mode": "Exclusive mode",
+    "Fade out on pause": "Fade out on pause",
     "Favorites": "Favorites",
     "Field Recording": "Field Recording",
     "File path": "File path",

ui/controller/controller.go

@@ -334,6 +334,9 @@ func (c *Controller) ShowSettingsDialog(themeUpdateCallbk func(), themeFiles map
 	dlg.OnAudioExclusiveSettingChanged = func() {
 		c.App.LocalPlayer.SetAudioExclusive(c.App.Config.LocalPlayback.AudioExclusive)
 	}
+	dlg.OnPauseFadeSettingsChanged = func() {
+		c.App.LocalPlayer.SetPauseFade(c.App.Config.LocalPlayback.PauseFade)
+	}
 	dlg.OnAudioDeviceSettingChanged = func() {
 		c.App.LocalPlayer.SetAudioDevice(c.App.Config.LocalPlayback.AudioDeviceName)
 	}

ui/dialogs/settingsdialog.go

@@ -33,6 +33,7 @@ type SettingsDialog struct {
 
 	OnReplayGainSettingsChanged    func()
 	OnAudioExclusiveSettingChanged func()
+	OnPauseFadeSettingsChanged     func()
 	OnAudioDeviceSettingChanged    func()
 	OnThemeSettingChanged          func()
 	OnDismiss                      func()
@@ -407,9 +408,18 @@ func (s *SettingsDialog) createPlaybackTab(isLocalPlayer, isReplayGainPlayer boo
 	})
 	audioExclusive.Checked = s.config.LocalPlayback.AudioExclusive
 
+	pauseFade := widget.NewCheck(lang.L("Fade out on pause"), func(checked bool) {
+		s.config.LocalPlayback.PauseFade = checked
+		if s.OnPauseFadeSettingsChanged != nil {
+			s.OnPauseFadeSettingsChanged()
+		}
+	})
+	pauseFade.Checked = s.config.LocalPlayback.PauseFade
+
 	if !isLocalPlayer {
 		deviceSelect.Disable()
 		audioExclusive.Disable()
+		pauseFade.Disable()
 	}
 	if !isReplayGainPlayer {
 		replayGainSelect.Disable()
@@ -424,6 +434,7 @@ func (s *SettingsDialog) createPlaybackTab(isLocalPlayer, isReplayGainPlayer boo
 				widget.NewLabel(lang.L("Audio device")), container.NewBorder(nil, nil, nil, util.NewHSpace(70), deviceSelect),
 				layout.NewSpacer(), audioExclusive,
 			)),
+		pauseFade,
 		s.newSectionSeparator(),
 		disableTranscode,
 		container.NewHBox(transcode, transcodeCodec, transcodeBitRate),