ControllerInterface/Win32: Prevent devcies from losing their "id" on a hotplug event.

2 files changed, 10 insertions, 4 deletions

diff --git a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.cpp b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.cpp
index f3e984d897..d6ecdb9d81 100644
--- a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.cpp
@@ -194,6 +194,11 @@ void Device::UpdateMotors()
   }
 }
 
+std::optional<int> Device::GetPreferredId() const
+{
+  return m_index;
+}
+
 // GET name/source/id
 
 std::string Device::Button::GetName() const
diff --git a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
index f2a81e3840..0b299e6324 100644
--- a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
+++ b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
@@ -92,8 +92,9 @@ public:
 
   Device(const XINPUT_CAPABILITIES& capabilities, u8 index);
 
-  std::string GetName() const override;
-  std::string GetSource() const override;
+  std::string GetName() const final override;
+  std::string GetSource() const final override;
+  std::optional<int> GetPreferredId() const final override;
 
   void UpdateMotors();
 
@@ -104,5 +105,5 @@ private:
   const BYTE m_subtype;
   const u8 m_index;
 };
-}
-}
+}  // namespace XInput
+}  // namespace ciface