src/java.desktop/windows/classes/sun/awt/windows/WWindowPeer.java

*** 36,45 ****
--- 36,46 ----
  import sun.util.logging.PlatformLogger;
  import java.awt.geom.AffineTransform;
  import sun.awt.*;
  
  import sun.java2d.pipe.Region;
+ import sun.swing.SwingUtilities2;
  
  public class WWindowPeer extends WPanelPeer implements WindowPeer,
         DisplayChangedListener
  {
  
*** 628,640 ****
--- 629,674 ----
           sysX = x;
           sysY = y;
           sysW = width;
           sysH = height;
  
+          int cx = x + width / 2;
+          int cy = y + height / 2;
+          GraphicsConfiguration current = getGraphicsConfiguration();
+          GraphicsConfiguration other = SwingUtilities2.getGraphicsConfigurationAtPoint(current, cx, cy);
+          if (!current.equals(other)) {
+              AffineTransform tx = other.getDefaultTransform();
+              double otherScaleX = tx.getScaleX();
+              double otherScaleY = tx.getScaleY();
+              initScales();
+              if (scaleX != otherScaleX || scaleY != otherScaleY) {
+                  x = sysX = (int) Math.floor(x * otherScaleX / scaleX);
+                  y = sysY = (int) Math.floor(y * otherScaleY / scaleY);
+              }
+          }
+ 
           super.setBounds(x, y, width, height, op);
       }
  
+     private final void initScales() {
+ 
+         if (scaleX >= 1 && scaleY >= 1) {
+             return;
+         }
+ 
+         GraphicsConfiguration gc = getGraphicsConfiguration();
+         if (gc instanceof Win32GraphicsConfig) {
+             Win32GraphicsDevice gd = ((Win32GraphicsConfig) gc).getDevice();
+             scaleX = gd.getDefaultScaleX();
+             scaleY = gd.getDefaultScaleY();
+         } else {
+             AffineTransform tx = gc.getDefaultTransform();
+             scaleX = (float) tx.getScaleX();
+             scaleY = (float) tx.getScaleY();
+         }
+     }
+ 
      @Override
      public void print(Graphics g) {
          // We assume we print the whole frame,
          // so we expect no clip was set previously
          Shape shape = AWTAccessor.getWindowAccessor().getShape((Window)target);