In short, most terminal emulators are limited in the control characters they can produce (for the simple reason that the original terminals that they are emulating were likewise limited). So your terminal is very likely not producing anything other than . when you press C-. (and if that’s the case, that’s basically your answer, unless … Read more
Yep, you’ll see the arrow keys respond to keyPressed and keyReleased, not keyTyped. My SSCCE: import java.awt.Dimension; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import javax.swing.*; public class ArrowTest extends JPanel { private static final int PREF_W = 400; private static final int PREF_H = PREF_W; public ArrowTest() { setFocusable(true); requestFocusInWindow(); addKeyListener(new KeyAdapter() { @Override public void keyTyped(KeyEvent … Read more
when should you prefer one rather than the other? Prefer Key Bindings since they were introduced. A KeyListener is a lower level connection with events. That page for the key bindings covers a lot of the reasons I would tend to use them rather than a KeyListener. It lists many things which are simply ‘not … Read more
First off, use Swing KeyBindings Also I see no real need for multi-threadung unless you want your game multi-threaded. To clarify the problem is you need to be able for 2 players to press different keys? If so: Solution: Simply use booleans to flag whether or not a key is pressed down, you would than … Read more
document.onkeydown = function(e) { switch(e.which) { case 37: // left break; case 38: // up break; case 39: // right break; case 40: // down break; default: return; // exit this handler for other keys } e.preventDefault(); // prevent the default action (scroll / move caret) }; If you need to support IE8, start the … Read more
This answer explains and demonstrates how to use key bindings instead of key listeners for educational purpose. It is not How to write a game in Java. How good code writing should look like (e.g. visibility). The most efficient (performance- or code-wise) way to implement key bindings. It is What I would post as an … Read more