Program will not read keyboard input.
Author |
Message |
Ethan3210
|
Posted: Mon Nov 22, 2010 2:21 pm Post subject: Program will not read keyboard input. |
|
|
My program won't let the user input any key commands, and I have no clue why. Everything should be working fine, but it doesn't.
Java: | import java.awt.*;
import javax.swing.*;
import java.util.*;
import java.awt.event.*;
import java.awt.*;
public class Worms extends JFrame{
public Worms (){
super ("Ohai Denny");
setSize (645, 505);
setDefaultCloseOperation (EXIT_ON_CLOSE );
Menu menu = new Menu();
setVisible (true);
setFocusable (true);
setResizable (false);
add (menu );
}
public static void main (String[] args ) {
Worms frame = new Worms ();
}
} |
Java: | import java.awt.*;
import javax.swing.*;
import java.util.*;
import java.awt.event.*;
import java.awt.*;
import java.util.Scanner;
import java.io.*;
public class Menu extends JPanel implements KeyListener{
Image backdrop, cloud1, cloud2, cloud3, cloud4, cloud5, title, worms, pressstart, spin, logo,startback;
Toolkit kit = Toolkit. getDefaultToolkit();
int x1= 0- 250, x1speed = 1, x2 = 0- 250, x2speed = 2, x3 = 0- 250, x3speed = 3, x4 = 0- 250, x4speed = 2, x5 = 0- 250, x5speed = 1;
int y1= 50, y2= 200, y3= 120, y4= 250, y5= 300;
boolean start = true;
int key;
Random num = new Random();
public Menu() {
super ();
addKeyListener (this);
setFocusable (true);
backdrop = kit. getImage("Images/backdrop.GIF");
cloud1 = kit. getImage("Images/cloud1.GIF");
cloud2 = kit. getImage("Images/cloud2.GIF");
cloud3 = kit. getImage("Images/cloud1.GIF");
cloud4 = kit. getImage("Images/cloud2.GIF");
cloud5 = kit. getImage("Images/cloud1.GIF");
worms = kit. getImage("Images/Intro/title.GIF");
pressstart = kit. getImage("Images/pressstart.GIF");
spin = kit. getImage("Images/Intro/WorldAnim/test.GIF");
logo = kit. getImage("Images/Intro/logo.GIF");
startback = kit. getImage("Images/startback.GIF");
}
public void paint (Graphics comp ){
super. paint(comp );
comp. drawImage(backdrop, 0, 0, this);
comp. drawImage(cloud1,x1,y1, this);
comp. drawImage(cloud2,x2,y2, this);
comp. drawImage(cloud3,x3,y3, this);
comp. drawImage(cloud4,x4,y4, this);
comp. drawImage(cloud5,x5,y5, this);
comp. drawImage(worms, 161, 100, this);
comp. drawImage(logo, 171, 20, this);
comp. drawImage(spin, 251, 25, this);
if (start ){
comp. drawImage(startback, 161, 400, this);
comp. drawRect(161, 400, 324, 44);
comp. drawImage(pressstart, 163, 403, this);
}
try { Thread. sleep(10);
} catch (Exception e ){}
x1= x1 + x1speed;
x2= x2 + x2speed;
x3= x3 + x3speed;
x4= x4 + x4speed;
x5= x5 + x5speed;
repaint ();
if (x1 >= 645){
x1 = (0- 250);
x1speed = num. nextInt(3)+ 1;
y1 = num. nextInt(325);
}
if (x2 >= 645){
x2 = (0- 250);
x2speed = num. nextInt(3)+ 1;
y2 = num. nextInt(325);
}
if (x3 >= 645){
x3 = (0- 250);
x3speed = num. nextInt(3)+ 1;
y3 = num. nextInt(325);
}
if (x4 >= 645){
x4 = (0- 250);
x4speed = num. nextInt(3)+ 1;
y4 = num. nextInt(325);
}
if (x5 >= 645){
x5 = (0- 250);
x5speed = num. nextInt(3)+ 1;
y5 = num. nextInt(325);
}
repaint ();
}
public void keyReleased (KeyEvent evt ){}
public void keyPressed (KeyEvent evt ){}
public void keyTyped (KeyEvent evt ){
char ch = evt. getKeyChar();
if (ch == 'a')
System. exit(0);
System. out. println("Some key was pressed !!");
}
} |
|
|
|
|
|
 |
Sponsor Sponsor

|
|
 |
TerranceN
|
Posted: Mon Nov 22, 2010 5:27 pm Post subject: RE:Program will not read keyboard input. |
|
|
You need to add menu as a KeyListener as well.
After the line
add(menu);
add this line
addKeyListener(menu); |
|
|
|
|
 |
|
|