[英]Setting background image
我怎么能擺脫那個灰盒子?
這就是我所說的:
如果你能幫幫我,我真的很感激
完整代碼: http : //pastebin.com/nrpCTjvV
public final void initUI() {
JPanel panel = new JPanel();
panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
panel.setBorder(new EmptyBorder(new Insets(90, 155, 40, 60)));
JButton NewGame = new JButton ("New Game!");
JButton Highscore = new JButton("Highscore");
JButton Credits = new JButton ("Credits");
JButton Website = new JButton ("Website");
JButton Exit = new JButton ("Exit");
panel.add(NewGame);
panel.add(Box.createRigidArea(new Dimension(0, 5)));
panel.add(Highscore);
panel.add(Box.createRigidArea(new Dimension(0, 5)));
panel.add(Credits);
panel.add(Box.createRigidArea(new Dimension(0, 5)));
panel.add(Website);
panel.add(Box.createRigidArea(new Dimension(0, 5)));
panel.add(Exit);
final ButtonGroup entreeGroup = new ButtonGroup();
JRadioButton radioButton;
panel.add(radioButton = new JRadioButton("Music1"));
radioButton.setActionCommand("Music1");
entreeGroup.add(radioButton);
panel.add(radioButton = new JRadioButton("Music2"));
radioButton.setActionCommand("Music2");
entreeGroup.add(radioButton);
panel.add(radioButton = new JRadioButton("No Music", true));
radioButton.setActionCommand("No Music");
entreeGroup.add(radioButton);
add(panel);
pack();
setTitle("Title");
JLabel background = new JLabel(new ImageIcon("background.png"));
add(background);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setLocationRelativeTo(null);
setResizable(false);
setSize(400, 400);
}
add(panel);
pack();
setTitle("Title");
JLabel background = new JLabel(new ImageIcon("background.png"));
add(background);
JFrame的默認布局管理器是BorderLayout。 在未指定約束的情況下添加組件時,組件將添加到CENTER。 您無法將多個組件添加到單個位置。
相反,您需要使用不同的組件作為背景。 然后將面板添加到此組件。 查看背景面板 。 然后代碼將是這樣的:
Background background = new BackgroundPanel(...);
background.add(panel);
add(background);
setResizable(false);
pack();
...
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