src/java.desktop/windows/native/libawt/windows/awt_Window.h

*** 240,249 ****
--- 240,250 ----
      static void _SetOpaque(void* param);
      static void _UpdateWindow(void* param);
      static void _RepositionSecurityWarning(void* param);
      static void _SetFullScreenExclusiveModeState(void* param);
      static void _GetNativeWindowSize(void* param);
+     static void _WindowDPIChange(void* param);
  
      inline static BOOL IsResizing() {
          return sm_resizing;
      }
  
*** 381,392 ****
--- 382,397 ----
  
      inline Type GetType() { return m_windowType; }
  
  private:
      int m_screenNum;
+     int prevX;
+     int prevY;
  
      void InitOwner(AwtWindow *owner);
+     void WindowDPIChange(int prevScreen, int newScreen);
+     void WindowDPIChange(float prevScaleX, float prevScaleY, float scaleX, float scaleY);
  
      Type m_windowType;
      void InitType(JNIEnv *env, jobject peer);
  
      // Tweak the style according to the type of the window