HostInterface: Move PauseSystem from common to base

src/core/host_interface.cpp

@@ -130,6 +130,22 @@ void HostInterface::PowerOffSystem()
   DestroySystem();
 }
 
+void HostInterface::PauseSystem(bool paused)
+{
+  if (paused == System::IsPaused() || System::IsShutdown())
+    return;
+
+  System::SetState(paused ? System::State::Paused : System::State::Running);
+  if (!paused)
+    m_audio_stream->EmptyBuffers();
+  m_audio_stream->PauseOutput(paused);
+
+  OnSystemPaused(paused);
+
+  if (!paused)
+    System::ResetPerformanceCounters();
+}
+
 void HostInterface::DestroySystem()
 {
   if (System::IsShutdown())
@@ -399,6 +415,8 @@ bool HostInterface::SaveState(const char* filename)
 
 void HostInterface::OnSystemCreated() {}
 
+void HostInterface::OnSystemPaused(bool paused) {}
+
 void HostInterface::OnSystemDestroyed() {}
 
 void HostInterface::OnSystemPerformanceCountersUpdated() {}

src/core/host_interface.h

@@ -53,7 +53,7 @@ public:
 
   virtual bool BootSystem(const SystemBootParameters& parameters);
   virtual void PowerOffSystem();
-
+  virtual void PauseSystem(bool paused);
   virtual void ResetSystem();
   virtual void DestroySystem();
 
@@ -147,6 +147,7 @@ protected:
   virtual s32 GetAudioOutputVolume() const;
 
   virtual void OnSystemCreated();
+  virtual void OnSystemPaused(bool paused);
   virtual void OnSystemDestroyed();
   virtual void OnSystemStateSaved(bool global, s32 slot);
   virtual void OnControllerTypeChanged(u32 slot);

src/frontend-common/common_host_interface.cpp

@@ -157,23 +157,6 @@ bool CommonHostInterface::BootSystem(const SystemBootParameters& parameters)
   return true;
 }
 
-void CommonHostInterface::PauseSystem(bool paused)
-{
-  if (paused == System::IsPaused() || System::IsShutdown())
-    return;
-
-  System::SetState(paused ? System::State::Paused : System::State::Running);
-  if (!paused)
-    m_audio_stream->EmptyBuffers();
-  m_audio_stream->PauseOutput(paused);
-
-  OnSystemPaused(paused);
-  UpdateSpeedLimiterState();
-
-  if (!paused)
-    System::ResetPerformanceCounters();
-}
-
 void CommonHostInterface::DestroySystem()
 {
   SetTimerResolutionIncreased(false);
@@ -748,7 +731,7 @@ void CommonHostInterface::OnSystemPaused(bool paused)
     StopControllerRumble();
   }
 
-  m_audio_stream->PauseOutput(paused);
+  UpdateSpeedLimiterState();
 }
 
 void CommonHostInterface::OnSystemDestroyed()

src/frontend-common/common_host_interface.h

@@ -96,8 +96,6 @@ public:
   /// Returns true if running in batch mode, i.e. exit after emulation.
   ALWAYS_INLINE bool InBatchMode() const { return m_batch_mode; }
 
-  void PauseSystem(bool paused);
-
   /// Parses command line parameters for all frontends.
   bool ParseCommandLineParameters(int argc, char* argv[], std::unique_ptr<SystemBootParameters>* out_boot_params);