Example usage for javafx.scene Scene setOnDragOver

Introduction

In this page you can find the example usage for javafx.scene Scene setOnDragOver.

Prototype

public final void setOnDragOver(EventHandler<? super DragEvent> value) 

Source Link

Usage

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group root = new Group();
    Scene scene = new Scene(root, 551, 400);
    scene.setOnDragOver(new EventHandler<DragEvent>() {
        @Override/*from   ww  w .  ja v a2s  .  c o  m*/
        public void handle(DragEvent event) {
            Dragboard db = event.getDragboard();
            if (db.hasFiles()) {
                event.acceptTransferModes(TransferMode.COPY);
            } else {
                event.consume();
            }
        }
    });

    // Dropping over surface
    scene.setOnDragDropped(new EventHandler<DragEvent>() {
        @Override
        public void handle(DragEvent event) {
            Dragboard db = event.getDragboard();
            boolean success = false;
            if (db.hasFiles()) {
                success = true;
                String filePath = null;
                for (File file : db.getFiles()) {
                    filePath = file.getAbsolutePath();
                    System.out.println(filePath);
                }
            }
            event.setDropCompleted(success);
            event.consume();
        }
    });

    primaryStage.setScene(scene);
    primaryStage.show();
}

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From source file:de.pixida.logtest.designer.MainWindow.java

private void initDragAndDropForRootScene(final Scene scene) {
    scene.setOnDragOver(event -> {
        final Dragboard db = event.getDragboard();
        if (db.hasFiles()) {
            event.acceptTransferModes(TransferMode.COPY);
        } else {//from  www . j  a v a 2  s  .co m
            event.consume();
        }
    });

    scene.setOnDragDropped(event -> {
        final Dragboard db = event.getDragboard();
        boolean success = false;
        if (db.hasFiles()) {
            success = true;
            for (final File file : db.getFiles()) {
                final Type guess = this.guessTypeOfFile(file);
                if (guess != null) {
                    this.handleLoadDocument(guess, file);
                } else {
                    ; // Unrecognized files are currently ignored
                }
            }
        }
        event.setDropCompleted(success);
        event.consume();
    });
}

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From source file:eu.over9000.skadi.ui.MainWindow.java

@Override
public void start(final Stage stage) throws Exception {
    this.stage = stage;

    this.detailPane = new ChannelDetailPane(this);

    this.bp = new BorderPane();
    this.sp = new SplitPane();
    this.sb = new StatusBar();

    this.setupTable();
    this.setupToolbar(stage);

    this.sp.getItems().add(this.table);

    this.bp.setTop(this.tb);
    this.bp.setCenter(this.sp);
    this.bp.setBottom(this.sb);

    final Scene scene = new Scene(this.bp, 1280, 720);
    scene.getStylesheets().add(this.getClass().getResource("/styles/copyable-label.css").toExternalForm());
    scene.setOnDragOver(event -> {
        final Dragboard d = event.getDragboard();
        if (d.hasUrl() || d.hasString()) {
            event.acceptTransferModes(TransferMode.COPY);
        } else {// www.j  a  v  a2 s.  c o m
            event.consume();
        }
    });
    scene.setOnDragDropped(event -> {
        final Dragboard d = event.getDragboard();
        boolean success = false;
        if (d.hasUrl()) {
            final String user = StringUtil.extractUsernameFromURL(d.getUrl());
            if (user != null) {
                success = this.channelHandler.addChannel(user, this.sb);
            } else {
                this.sb.setText("dragged url is no twitch stream");
            }
        } else if (d.hasString()) {
            success = this.channelHandler.addChannel(d.getString(), this.sb);
        }
        event.setDropCompleted(success);
        event.consume();

    });

    stage.setTitle("Skadi");
    stage.getIcons().add(new Image(this.getClass().getResourceAsStream("/icons/skadi.png")));
    stage.setScene(scene);
    stage.show();

    stage.iconifiedProperty().addListener((obs, oldV, newV) -> {
        if (this.currentState.isMinimizeToTray()) {
            if (newV) {
                stage.hide();
            }
        }
    });
    stage.setOnCloseRequest(event -> Platform.exit());

    this.bindColumnWidths();

}

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From source file:AudioPlayer3.java

private void initSceneDragAndDrop(Scene scene) {
    scene.setOnDragOver(new EventHandler<DragEvent>() {
        @Override//from w  w w .j  av a  2  s  .  c om
        public void handle(DragEvent event) {
            Dragboard db = event.getDragboard();
            if (db.hasFiles() || db.hasUrl()) {
                event.acceptTransferModes(TransferMode.ANY);
            }
            event.consume();
        }
    });

    scene.setOnDragDropped(new EventHandler<DragEvent>() {
        @Override
        public void handle(DragEvent event) {
            Dragboard db = event.getDragboard();
            String url = null;

            if (db.hasFiles()) {
                url = db.getFiles().get(0).toURI().toString();
            } else if (db.hasUrl()) {
                url = db.getUrl();
            }

            if (url != null) {
                songModel.setURL(url);
                songModel.getMediaPlayer().play();
            }

            event.setDropCompleted(url != null);
            event.consume();
        }
    });
}

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