1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates.
   3  * All rights reserved. Use is subject to license terms.
   4  *
   5  * This file is available and licensed under the following license:
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  *  - Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  *  - Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the distribution.
  16  *  - Neither the name of Oracle Corporation nor the names of its
  17  *    contributors may be used to endorse or promote products derived
  18  *    from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32 package helloswingnode;
  33 
  34 import java.net.URL;
  35 import java.util.ResourceBundle;
  36 import javafx.embed.swing.SwingNode;
  37 import javafx.event.ActionEvent;
  38 import javafx.fxml.FXML;
  39 import javafx.scene.control.Button;
  40 import javax.swing.SwingUtilities;
  41 
  42 /**
  43  * The controller for our 'HelloSwingNode' application, see
  44  * 'HelloSwingNode.fxml'. This class has all the logic to instantiate the 2
  45  * buttons (FX button and Swing button) as well as the logic to handle the click
  46  * action on the FX button.
  47  */
  48 public class HelloSwingNodeController {
  49 
  50     @FXML // ResourceBundle that was given to the FXMLLoader
  51     private ResourceBundle resources;
  52 
  53     @FXML // URL location of the FXML file that was given to the FXMLLoader
  54     private URL location;
  55 
  56     @FXML                           // fx:id="fxButton"
  57     private Button fxButton;        // Value injected by FXMLLoader
  58 
  59     @FXML                           // fx:id="swingNode"
  60     private SwingNode swingNode;    // Value injected by FXMLLoader
  61 
  62     private SwingButton swingButton;
  63     private boolean enabled;
  64 
  65     /**
  66      * Called by the FXMLLoader when initialization is complete
  67      * @param url
  68      * @param rb
  69      */
  70     @FXML // This method is called by the FXMLLoader when initialization is complete
  71     void initialize() {
  72         assert swingNode != null : "fx:id=\"swingNode\" was not injected: check your FXML file 'HelloSwingNode.fxml'.";
  73         assert fxButton != null : "fx:id=\"fxButton\" was not injected: check your FXML file 'HelloSwingNode.fxml'.";
  74 
  75         createSwingContent(swingNode);
  76         enabled = true;
  77     }
  78 
  79     /**
  80      * Called when the FX Button is fired. The click action alternatively
  81      * disables/enables the Swing Button
  82      *
  83      * @param event the action event
  84      */
  85     @FXML
  86     void handleButtonAction(ActionEvent event) {
  87         if (enabled) {
  88             // if Swing Button is currently enabled, then disable it,
  89             // and update text and tooltip of FX Button so it can be used now
  90             // to re-enable the Swing button
  91             SwingUtilities.invokeLater(() -> {
  92                 swingButton.setEnabled(false);
  93             });
  94             enabled = false;
  95             fxButton.setText("Enable Swing Button");
  96             fxButton.getTooltip().setText("Click this button to enable the Swing button");
  97         } else {
  98             // if Swing Button is currently disabled, then enable it,
  99             // and update text and tooltip of FX Button so it can be used now
 100             // to disable the Swing button
 101             SwingUtilities.invokeLater(() -> {
 102                 swingButton.setEnabled(true);
 103             });
 104             enabled = true;
 105             fxButton.setText("Disable Swing Button");
 106             fxButton.getTooltip().setText("Click this button to disable the Swing button");
 107         }
 108     }
 109 
 110     // Instantiates our SwingButton and sets it as the content of the SwingNode.
 111     // The SwingButton will in turn be able to disable/enable the FX button (passed as an arg).
 112     // All this has to be done on the Swing event thread.
 113     private void createSwingContent(final SwingNode swingNode) {
 114         SwingUtilities.invokeLater(() -> {
 115             swingButton = new SwingButton(fxButton);
 116             swingNode.setContent(swingButton);
 117         });
 118     }
 119 }