ADDITIONAL SYSTEM INFORMATION :
windows11 23H2；jdk22；javafx22.01

A DESCRIPTION OF THE PROBLEM :
When I enter Chinese in the `textfield` in a `popup`, the input method candidate box is always in the top-left corner of the screen.

REGRESSION : Last worked in version 22.0.1

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Enter Chinese in the `textfield` in the `popup`.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
When entering Chinese in the `textfield`, the candidate box is always in the top-left corner of the screen.
ACTUAL -
When entering Chinese in the `textfield`, the candidate box is always in the top-left corner of the screen.

---------- BEGIN SOURCE ----------
public class InputTest extends Application {

    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {
        StackPane root = new StackPane();
        stage.setScene(new Scene(root, 300, 300));
        stage.show();
        Popup popup = new Popup();
        popup.getContent().add(new TextField());
        popup.show(stage);
    }
}
---------- END SOURCE ----------

FREQUENCY : always