apps/toys/Hello/src/main/java/hello/HelloButton.java

rev 9240 : 8076423: JEP 253: Prepare JavaFX UI Controls & CSS APIs for Modularization

*** 1,7 ****
  /*
!  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 28,38 ****
  
  import javafx.application.Application;
  import javafx.scene.Group;
  import javafx.scene.Scene;
  import javafx.scene.control.Button;
! import javafx.scene.input.KeyEvent;
  import javafx.stage.Stage;
  
  public class HelloButton extends Application {
      /**
       * @param args the command line arguments
--- 28,38 ----
  
  import javafx.application.Application;
  import javafx.scene.Group;
  import javafx.scene.Scene;
  import javafx.scene.control.Button;
! 
  import javafx.stage.Stage;
  
  public class HelloButton extends Application {
      /**
       * @param args the command line arguments
*** 49,73 ****
          button1.setLayoutX(25);
          button1.setLayoutY(40);
  
          button1.setOnAction(e -> System.out.println("Event: " + e));
  
!         button1.addEventHandler(KeyEvent.KEY_RELEASED, e -> System.out.println("Event: " + e));
  
          ((Group)scene.getRoot()).getChildren().add(button1);
  
          Button button2 = new Button();
          button2.setText("Click Me Too");
          button2.setLayoutX(25);
          button2.layoutYProperty().bind(button1.heightProperty().add(button1.layoutYProperty()));
          ((Group)scene.getRoot()).getChildren().add(button2);
! 
!         Button button3 = new Button();
!         button3.setText("Click Me Three");
!         button3.setLayoutX(25);
!         button3.layoutYProperty().bind(button2.heightProperty().add(button2.layoutYProperty()));
!         ((Group)scene.getRoot()).getChildren().add(button3);
  
          stage.setScene(scene);
          stage.show();
      }
  }
--- 49,120 ----
          button1.setLayoutX(25);
          button1.setLayoutY(40);
  
          button1.setOnAction(e -> System.out.println("Event: " + e));
  
! //        // add new mappings
! //        // The J key should fire the button
! //        button1.getInputMap().getMappings().add(new KeyMapping(J, e -> button1.fire()));
! //
! //        // The SPACE key should no longer fire the button (and instead just print text to console)
! //        button1.getInputMap().getMappings().add(new KeyMapping(SPACE, e -> {
! //            System.out.println("This should replace the default action event!");
! //        }));
! //
! //        // The degenerate case where we accept all input - a null KeyCombination matches anything
! //        // and results in firing the button
! //        button1.getInputMap().getMappings().add(new KeyMapping(new KeyBinding(KEY_PRESSED), e -> {
! //            System.out.println("catch-all mapping caught event: " + e);
! //            button1.fire();
! //        }));
! //
! //
! //        // test one: lookup the J mapping and disable it
! //        button1.getInputMap().lookupMapping(new KeyBinding(J)).ifPresent(mapping -> {
! //            System.out.println("disabling J key mapping");
! //            mapping.setDisabled(true);
! //        });
! //
! //        // test two: the degenerate case - we need to iterate through the mappings
! //        // to find the null keyCombination, so that we may install an interceptor
! //        // to block the tab key. This means all keys except tab will work.
! ////        button1.getInputMap().lookupMapping(new KeyBinding(KEY_TYPED)).ifPresent(mapping -> {
! ////            System.out.println("adding interceptor for Tab key mapping");
! ////            mapping.getInterceptors().add(event -> {
! ////                if (! (event instanceof KeyEvent)) return true;
! ////                return KeyCode.TAB != ((KeyEvent)event).getCode();
! ////            });
! ////        });
! ////        button1.getInputMap().getInterceptors().add(event -> {
! ////            if (! (event instanceof KeyEvent)) return true;
! ////            return KeyCode.X != ((KeyEvent)event).getCode();
! ////        });
! //
! //        button1.getInputMap().getInterceptors().add(new KeyMappingInterceptor(new KeyBinding(SPACE)));
! //
! //        // test three: remove a mapping
! //        button1.getInputMap().lookupMapping(new KeyBinding(J)).ifPresent(mapping -> {
! //            System.out.println("removing J key mapping");
! //            button1.getInputMap().getMappings().remove(mapping);
! //        });
! //
! //        scene.getRoot().addEventHandler(KeyEvent.ANY, e -> System.out.println("e = " + e));
! 
  
          ((Group)scene.getRoot()).getChildren().add(button1);
  
          Button button2 = new Button();
          button2.setText("Click Me Too");
          button2.setLayoutX(25);
          button2.layoutYProperty().bind(button1.heightProperty().add(button1.layoutYProperty()));
          ((Group)scene.getRoot()).getChildren().add(button2);
! //
! //        Button button3 = new Button();
! //        button3.setText("Click Me Three");
! //        button3.setLayoutX(25);
! //        button3.layoutYProperty().bind(button2.heightProperty().add(button2.layoutYProperty()));
! //        ((Group)scene.getRoot()).getChildren().add(button3);
  
          stage.setScene(scene);
          stage.show();
      }
  }