AudioPanel: Refactor to use Config system. Some options were changed to a different format, for easier compatibility.

Removed VolumeChanged signal, as ConfigChanged will trigger what is needed.

Only applies UpdateSoundStream to things that can change during emulation.

Settings::SetVolume might no longer be used, but left it in.

Source/Core/AudioCommon/Enums.h

@@ -5,7 +5,7 @@
 
 namespace AudioCommon
 {
-enum class DPL2Quality
+enum class DPL2Quality : int
 {
   Lowest = 0,
   Low = 1,

Source/Core/DolphinQt/Settings.cpp

@@ -438,22 +438,17 @@ int Settings::GetVolume() const
 void Settings::SetVolume(int volume)
 {
   if (GetVolume() != volume)
-  {
     Config::SetBaseOrCurrent(Config::MAIN_AUDIO_VOLUME, volume);
-    emit VolumeChanged(volume);
-  }
 }
 
 void Settings::IncreaseVolume(int volume)
 {
   AudioCommon::IncreaseVolume(Core::System::GetInstance(), volume);
-  emit VolumeChanged(GetVolume());
 }
 
 void Settings::DecreaseVolume(int volume)
 {
   AudioCommon::DecreaseVolume(Core::System::GetInstance(), volume);
-  emit VolumeChanged(GetVolume());
 }
 
 bool Settings::IsLogVisible() const

Source/Core/DolphinQt/Settings.h

@@ -197,7 +197,6 @@ signals:
   void CursorVisibilityChanged();
   void LockCursorChanged();
   void KeepWindowOnTopChanged(bool top);
-  void VolumeChanged(int volume);
   void NANDRefresh();
   void RegistersVisibilityChanged(bool visible);
   void ThreadsVisibilityChanged(bool visible);

Source/Core/DolphinQt/Settings/AudioPane.h

@@ -10,13 +10,15 @@ namespace AudioCommon
 enum class DPL2Quality;
 }
 
-class QCheckBox;
-class QComboBox;
+class ConfigBool;
+class ConfigChoice;
+class ConfigComplexChoice;
+class ConfigRadioBool;
+class ConfigSlider;
+class ConfigStringChoice;
 class QHBoxLayout;
 class QLabel;
 class QRadioButton;
-class QSlider;
-class QSpinBox;
 class SettingsWindow;
 class ConfigBool;
 
@@ -29,47 +31,37 @@ public:
 private:
   void CreateWidgets();
   void ConnectWidgets();
-
-  void LoadSettings();
-  void SaveSettings();
+  void AddDescriptions();
 
   void OnEmulationStateChanged(bool running);
   void OnBackendChanged();
   void OnDspChanged();
-  void OnVolumeChanged(int volume);
 
   void CheckNeedForLatencyControl();
   bool m_latency_control_supported;
 
-  QString GetDPL2QualityLabel(AudioCommon::DPL2Quality value) const;
-  QString GetDPL2ApproximateLatencyLabel(AudioCommon::DPL2Quality value) const;
-  void EnableDolbyQualityWidgets(bool enabled) const;
-
   QHBoxLayout* m_main_layout;
 
   // DSP Engine
-  QRadioButton* m_dsp_hle;
-  QRadioButton* m_dsp_lle;
-  QRadioButton* m_dsp_interpreter;
+  ConfigComplexChoice* m_dsp_combo;
 
   // Volume
-  QSlider* m_volume_slider;
+  ConfigSlider* m_volume_slider;
   QLabel* m_volume_indicator;
 
   // Backend
   QLabel* m_backend_label;
-  QComboBox* m_backend_combo;
-  QCheckBox* m_dolby_pro_logic;
+  ConfigStringChoice* m_backend_combo;
+
+  ConfigBool* m_dolby_pro_logic;
   QLabel* m_dolby_quality_label;
-  QSlider* m_dolby_quality_slider;
-  QLabel* m_dolby_quality_low_label;
-  QLabel* m_dolby_quality_highest_label;
-  QLabel* m_dolby_quality_latency_label;
+  ConfigChoice* m_dolby_quality_combo;
+
   QLabel* m_latency_label;
-  QSpinBox* m_latency_spin;
+  ConfigSlider* m_latency_slider;
 #ifdef _WIN32
   QLabel* m_wasapi_device_label;
-  QComboBox* m_wasapi_device_combo;
+  ConfigStringChoice* m_wasapi_device_combo;
 #endif
 
   // Misc Settings