/** Initializes the main menu that enables the user to select a certain obstacle mode. */
public GUI() {
LCD.clear(); // Make sure display is clear before the menu is displayed
// Stop current obstacle program if the left button is pressed
Button.LEFT.addKeyListener(
new KeyListener() {
@Override
public void keyPressed(Key k) {
endAllPrograms();
}
@Override
public void keyReleased(Key k) {}
});
// Stop program when the escape button is pressed on the ev3 brick
Button.ESCAPE.addKeyListener(
new KeyListener() {
@Override
public void keyPressed(Key k) {
drive.stop();
endAllPrograms();
// Start the GUI again => main menu should be shown
// when the obstacle program has been interrupted
startGUI();
}
@Override
public void keyReleased(Key k) {}
});
startGUI();
}
