/*
 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 */
package dragdonedoesnotcome;


import javafx.application.Application;
import javafx.event.EventHandler;
import javafx.geometry.Orientation;
import javafx.scene.*;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.FlowPane;
import javafx.stage.Stage;
import javafx.scene.input.*;

import java.awt.Dimension;
import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JApplet;
import javax.swing.UIManager;
import javax.swing.SwingUtilities;
import javafx.embed.swing.JFXPanel;
import javafx.application.Platform;

/**
 *
 * @author asakharu
 */
public class DragDoneDoesNotCome extends Application {
    
    static final int PANEL_WIDTH_INT = 675;
    static final int PANEL_HEIGHT_INT = 400;
    
    @Override
    public void start(Stage primaryStage) {
        primaryStage.setTitle("no DRAG_DONE");
        primaryStage.setScene(createScene());
        primaryStage.show();
    }
        
    static Scene createScene() {
        final Label dragLabel = new Label("Drag me");
        final Button dragButton = new Button("Drag me");
        final TextField dragText = new TextField("Drag me");
        
        final TextField dropText = new TextField("Drop here");
        
        setOnDragDetected(dragLabel);
        setOnDragDetected(dragButton);
        setOnDragDetected(dragText);
        
        setOnDragDone(dragLabel);
        setOnDragDone(dragButton);
        setOnDragDone(dragText);
        
        dropText.setOnDragOver(new EventHandler<DragEvent>() {

            @Override
            public void handle(DragEvent t) {
                t.acceptTransferModes(TransferMode.ANY);
            }
        });
        
        dropText.setOnDragDropped(new EventHandler<DragEvent>() {

            @Override
            public void handle(DragEvent t) {
                Dragboard db = t.getDragboard();
                boolean success = false;
                if (db.hasString()) {
                    dropText.setText(db.getString());
                    success = true;
                }
                t.setDropCompleted(success);
            }
        });
        
        FlowPane root = new FlowPane(Orientation.VERTICAL);
        root.getChildren().addAll(dragLabel, dragButton, dragText, dropText);
        
        return new Scene(root);
    }
    
    private static void setOnDragDetected(final Node node)
    {
        node.setOnDragDetected(new EventHandler<MouseEvent>() {

            @Override
            public void handle(MouseEvent t) {
                Dragboard db = node.startDragAndDrop(TransferMode.ANY);
                ClipboardContent content = new ClipboardContent();
                content.putString(node.getClass().getSimpleName());
                db.setContent(content);
                t.consume();
            }
        });
    }
    
    private static void setOnDragDone(final Node node)
    {
        node.setOnDragDone(new EventHandler<DragEvent>() {

            @Override
            public void handle(DragEvent t) {
                System.out.println("Drag done for " + node.getClass().getSimpleName());
            }
        });
    }

    public static void main(String[] args) {
        if (args.length >= 1 && args[0].equals("-interop")) {
            iniJFXPanel();
        } else {
            Application.launch(args);
        }
    }
    
    static void iniJFXPanel() {
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                try {
                    UIManager.setLookAndFeel("com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel");
                } catch (Exception e) {}
                
                JFrame frame = new JFrame("no DRAG_DONE in JFXPanel");
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

                JApplet applet = new SwingInterop();
                applet.init();

                frame.setContentPane(applet.getContentPane());

                frame.pack();
                frame.setLocationRelativeTo(null);
                frame.setVisible(true);

                applet.start();
            }
        });
    }
}


class SwingInterop extends JApplet {
    @Override public void init() {
        final JFXPanel fxPanel = new JFXPanel();
        fxPanel.setPreferredSize(new Dimension(DragDoneDoesNotCome.PANEL_WIDTH_INT, DragDoneDoesNotCome.PANEL_HEIGHT_INT));
        
        add(fxPanel, BorderLayout.CENTER);
        
        // create JavaFX scene
        Platform.runLater(new Runnable() {
            public void run() {
                fxPanel.setScene(DragDoneDoesNotCome.createScene());
            }
        });
    }
}