Youtube Example
public class YoutubeDemo extends MainWindow {
    @Override
    public void initUI() {
        Edit.useNativeNumericPad = true;
        Edit startEdit = new Edit();
        startEdit.caption = "start (s)";
        startEdit.setKeyboard(Edit.KBD_NUMERIC);
        startEdit.setText("0");
        Edit endEdit = new Edit();
        endEdit.caption = "end (s)";
        endEdit.setKeyboard(Edit.KBD_NUMERIC);
        startEdit.setText("0");
        Check auto = new Check("autoPlay");
        add(startEdit, CENTER, AFTER + UnitsConverter.toPixels(DP + 16),
                PARENTSIZE + 80, PREFERRED);
        add(endEdit, CENTER, AFTER + UnitsConverter.toPixels(DP + 16),
                PARENTSIZE + 80, PREFERRED);
        add(auto, CENTER, AFTER + UnitsConverter.toPixels(DP + 16),
                PARENTSIZE + 80, PREFERRED);
​
        Button b = new Button("Open Video");
        add(b, CENTER, AFTER + UnitsConverter.toPixels(DP + 16));
​
        b.addPressListener((c) -> {
            try {
                int start = startEdit.getText() == null? 0 : (int) Double.parseDouble(startEdit.getText());
                int end = endEdit.getText() == null? -1 : (int) Double.parseDouble(endEdit.getText());
                boolean autoPlay = auto.isChecked();
                new YoutubePlayer()
                        .start(start)
                        .end(end)
                        .autoPlay(autoPlay)
                        .play("o07Ju5snaCw",
                                (state) -> System.out.println("State: " + state));
            } catch (Exception e) {
                new MessageBox("Erro", e.getMessage()).popup();
            }
        });
    }