我在这里遇到了一个问题,在我添加背景图像之前,我的按钮工作正常,当我尝试将鼠标放在按钮和文本字段上以显示它们时。无论我的鼠标是点击它还是点击它,我的标签也不起作用?这是类的代码。
public class launcher extends JFrame{
private static final long serialVersionUID = 1L;
protected JPanel window = new JPanel();
protected JFrame f = new JFrame("stackoverflow");
private Rectangle rAncient, rMedieval, rModern, rFuture, rFinancial, rUpdate;
private JButton ancient, medieval, modern, future, financial, update;
private JLabel time, name;
private JTextField tName;
protected int width = 600;
protected int height = 400;
protected int button_width = 80;
protected int button_height = 40;
public launcher(int id) throws IOException{
try{
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception e){
e.printStackTrace();
}
setTitle("Choose your Path");
setSize(new Dimension(width, height));
setDefaultCloseOperation(EXIT_ON_CLOSE);
getContentPane().add(window);
setLocationRelativeTo(null);
setResizable(false);
setVisible(true);
window.setLayout(null);
if(id==0){
drawButtons();
}
repaint();
}
private void drawButtons(){
ancient = new JButton("Ancient");
rAncient = new Rectangle(140, 150, 70, 40);
ancient.setBounds(rAncient);
window.add(ancient);
medieval = new JButton("Medieval");
rMedieval = new Rectangle(220, 150, 80, 40);
medieval.setBounds(rMedieval);
window.add(medieval);
modern = new JButton("Modern");
rModern = new Rectangle(310, 150, 70, 40);
modern.setBounds(rModern);
window.add(modern);
future = new JButton("Future");
rFuture = new Rectangle(350, 150, 70, 40);
future.setBounds(rFuture);
window.add(future);
financial = new JButton("Financial");
rFinancial = new Rectangle(390, 150, 70, 40);
future.setBounds(rFinancial);
window.add(financial);
update = new JButton("Update");
rUpdate = new Rectangle(250, 300, 100, 50);
update.setBounds(rUpdate);
window.add(update);
time = new JLabel("Choose your desired time period");
time.setBounds(220, 90, 200, 50);
window.add(time);
name = new JLabel("Name: ");
name.setBounds(210, 220, 200, 50);
window.add(name);
tName = new JTextField();
tName.setBounds(250, 235, 150, 20);
window.add(tName);
tName.setText("Bob");
ancient.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Starting in Ancient mode...");
}
});
medieval.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Starting in Medieval mode...");
}
});
modern.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Starting in Modern mode...");
}
});
future.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Starting in Future mode...");
}
});
financial.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Starting in Financial mode...");
}
});
update.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent a){
System.out.println("Opening browser to http://ubergamesproductions.weebly.com/adventure");
try{
String URL ="http://ubergamesproductions.weebly.com/adventure";
java.awt.Desktop.getDesktop().browse(java.net.URI.create(URL));
}catch(Exception e){
JOptionPane.showMessageDialog(null, e.getMessage());
}
}
});
}
public static void main(String[] args)throws IOException{
new launcher(0);
}
private Image backgroundImage = ImageIO.read(new File("C:/Users/Samuels Laptop/Dropbox/Java/Questor/Launcher_UGP.png"));
public void paint(Graphics g) {
super.paint(g);
g.drawImage(backgroundImage, 0, 0, null);
}
};