private void addButtonsAvailabilityListeners(JButton backButton, JButton forwardButton) {
Platform.runLater(
() ->
myEngine
.getLoadWorker()
.stateProperty()
.addListener(
(ov, oldState, newState) -> {
if (newState == Worker.State.SUCCEEDED) {
final WebHistory history = myEngine.getHistory();
boolean isGoBackAvailable = history.getCurrentIndex() > 0;
boolean isGoForwardAvailable =
history.getCurrentIndex() < history.getEntries().size() - 1;
ApplicationManager.getApplication()
.invokeLater(
() -> {
backButton.setEnabled(isGoBackAvailable);
forwardButton.setEnabled(isGoForwardAvailable);
});
}
}));
}
private JButton makeGoButton(
@NotNull final String toolTipText, @NotNull final Icon icon, final int direction) {
final JButton button = new JButton(icon);
button.setEnabled(false);
button.addMouseListener(
new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 1) {
Platform.runLater(() -> myEngine.getHistory().go(direction));
}
}
});
button.setToolTipText(toolTipText);
return button;
}
