Frontend: Extract keyboard handling to seperate function

src/duckstation/sdl_interface.cpp

@@ -307,6 +307,17 @@ bool SDLInterface::HandleSDLEvent(const SDL_Event* event)
 
     case SDL_KEYDOWN:
     case SDL_KEYUP:
+        return HandleSDLKeyEvent(event);
+
+    case SDL_QUIT:
+      m_running = false;
+      break;
+  }
+
+  return false;
+}
+
+bool SDLInterface::HandleSDLKeyEvent(const SDL_Event* event)
 {
   const bool pressed = (event->type == SDL_KEYDOWN);
   switch (event->key.keysym.scancode)
@@ -396,13 +407,6 @@ bool SDLInterface::HandleSDLEvent(const SDL_Event* event)
     default:
       break;
   }
-    }
-    break;
-
-    case SDL_QUIT:
-      m_running = false;
-      break;
-  }
 
   return false;
 }

src/duckstation/sdl_interface.h

@@ -70,6 +70,7 @@ private:
   void DoSaveState(u32 index);
 
   bool HandleSDLEvent(const SDL_Event* event);
+  bool HandleSDLKeyEvent(const SDL_Event* event);
   bool PassEventToImGui(const SDL_Event* event);
   void Render();
   void RenderDisplay();