我的程序是指以顯示每個4個按鈕與一個號碼,然後根據按鈕按下的下一個屏幕將顯示出不同的數JTextField的的JTextField的,但是當任何按鈕被按下下一個面板是空白的?非常感謝任何幫助和建議。創建不同的量取決於哪個按鈕被按下
public class TestGui {
static int playersSelected = 0;
public static void main(String[] args) {
JFrame gameWindow = new JFrame("Trivial Pursuit");
gameWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
gameWindow.setSize(800, 650);
gameWindow.setVisible(true);
JPanel mainMenu = new JPanel();
//create layout for main menu
mainMenu.setLayout(new FlowLayout(FlowLayout.CENTER));
//add the contents of the main menu panel to the application window
gameWindow.add(mainMenu);
JButton[] playerButton = new JButton[4];
for (int i = 0; i < playerButton.length; i++) {
final int FinalI = i;
playerButton[i] = new JButton("Button " + i);
mainMenu.add(playerButton[i]);
playerButton[i].setOpaque(true);
playerButton[i].setPreferredSize(new Dimension(271, 123));
playerButton[i].setContentAreaFilled(true);
playerButton[i].setBorder(BorderFactory.createEmptyBorder());
playerButton[i].addMouseListener(new java.awt.event.MouseAdapter() {
@Override
public void mouseEntered(java.awt.event.MouseEvent evt) {
playerButton[FinalI].setBorder(BorderFactory.createLoweredBevelBorder());
}
@Override
public void mouseExited(java.awt.event.MouseEvent evt) {
playerButton[FinalI].setBorder(BorderFactory.createEmptyBorder());
}
});
}
JLabel[] playerNumberText = new JLabel[5];
JTextField[] createPlayers = new JTextField[5];
JPanel createPlayersPanel = new JPanel();
createPlayersPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
createPlayersPanel.setVisible(true);
for (int i = 1; i <= playersSelected; i++) {
final int finalI = i;
createPlayers[i] = new JTextField("Player " + i + " input name here");
createPlayers[i].setPreferredSize(new Dimension(160, 20));
playerNumberText[i] = new JLabel();
playerNumberText[i].setText("Player " + i);
playerNumberText[i].setPreferredSize(new Dimension(350, 100));
playerNumberText[i].setHorizontalAlignment(SwingConstants.CENTER);
createPlayersPanel.add(playerNumberText[i]);
createPlayers[i].addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (createPlayers[finalI].getText().equals("Player " + finalI + " input name here")) {
createPlayers[finalI].setText("");
}
}
});
}
for (int i = 0; i < playerButton.length; i++) {
final int finalI = i;
playerButton[i].addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent ae) {
gameWindow.remove(mainMenu);
gameWindow.add(createPlayersPanel);
switch (finalI) {
case 0:
playersSelected = 2;
break;
case 1:
playersSelected = 3;
break;
case 2:
playersSelected = 4;
break;
case 3:
break;
}
gameWindow.revalidate();
gameWindow.repaint();
System.out.println(playersSelected);
}
});
}
}
}
這可能會對你有所幫助:https://sourceforge.net/p/tus/code/HEAD/tree/tjacobs/ui/dialogs/ ParamDialog.java – ControlAltDel
很難看到你想要完成什麼。你能舉一個最簡單的例子嗎? – ControlAltDel
@ControlAltDel令人驚訝的是,這是一個最小的,我很新的編程,所以我很抱歉我的代碼是多麼混亂。 –