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我正在尝试创建一个扫雷类型的游戏,并围绕顶部的 GridLayout 和底部的 JPanel 设计了界面。我在底部的信息面板上安排 JComponents 时遇到问题。我正在使用 GroupLayout 来排列信息面板中的项目。

下面是它应该如何显示的基本图:

计划

这是实际结果:

结果

我不明白为什么最底部的 JLabels(大的那些是 playerXTurnIndicator 标签)根本没有出现。当然,当默认情况下将它们添加到没有文本的组中时,它们会采用水平或垂直布局规定的区域大小吗?

private void createComponents() {     
    playerOneNameLabel = new JLabel("Name : ");
    playerTwoNameLabel = new JLabel("Name : ");
    playerOneScoreLabel = new JLabel("Score : ");
    playerTwoScoreLabel = new JLabel("Score : ");

    playerOneNameDataLabel = new JLabel("");
    playerTwoNameDataLabel = new JLabel("");
    playerOneScoreDataLabel = new JLabel("0");
    playerTwoScoreDataLabel = new JLabel("0");

    playerOneTurnIndicatorLabel = new JLabel();
    playerOneTurnIndicatorLabel.setBackground(Color.GREEN);
    playerOneTurnIndicatorLabel.setPreferredSize(new Dimension(100, 20));

    playerTwoTurnIndicatorLabel = new JLabel();
    playerTwoTurnIndicatorLabel.setBackground(Color.RED);
    playerTwoTurnIndicatorLabel.setPreferredSize(new Dimension(100, 20));

    infoMinesRemainingLabel = new JLabel("Mines Remaining : ");
    infoMinesRemainingData = new JLabel("0");

    infoTileCoordLabel = new JLabel("Tile : ");
    infoTileCoordDataLabel = new JLabel("0, 0");

    playerOneBombButton = new JButton("Bomb");
    playerTwoBombButton = new JButton("Bomb");

    GroupLayout layout = new GroupLayout(this);

    layout.setAutoCreateContainerGaps(true);
    layout.setAutoCreateGaps(true);

    layout.setHorizontalGroup(
            layout.createSequentialGroup()
                .addGroup(
                    layout.createSequentialGroup()
                        .addGroup(
                            layout.createParallelGroup()
                                .addGroup(
                                    layout.createSequentialGroup()
                                        .addComponent(playerOneNameLabel)
                                        .addComponent(playerOneNameDataLabel))
                                .addGroup(
                                    layout.createSequentialGroup()
                                        .addComponent(playerOneScoreLabel)
                                        .addComponent(playerOneScoreDataLabel))
                                .addComponent(playerOneTurnIndicatorLabel))
                        .addComponent(playerOneBombButton))
                .addGap(10)
                .addGroup(
                    layout.createSequentialGroup()
                        .addGroup(
                            layout.createParallelGroup()
                                .addComponent(infoMinesRemainingLabel)
                                .addComponent(infoTileCoordLabel))
                        .addGroup(
                            layout.createParallelGroup()
                                .addComponent(infoMinesRemainingData)
                                .addComponent(infoTileCoordDataLabel)))
                .addGap(10)
                .addGroup(
                    layout.createSequentialGroup()
                        .addComponent(playerTwoBombButton)
                        .addGroup(
                            layout.createParallelGroup()
                                .addGroup(
                                    layout.createSequentialGroup()
                                        .addComponent(playerTwoNameLabel)
                                        .addComponent(playerTwoNameDataLabel))
                                .addGroup(
                                    layout.createSequentialGroup()
                                        .addComponent(playerTwoScoreLabel)
                                        .addComponent(playerTwoScoreDataLabel))
                                .addComponent(playerTwoTurnIndicatorLabel))));

    layout.setVerticalGroup(
            layout.createParallelGroup()
                .addGroup(
                    layout.createParallelGroup()
                        .addGroup(
                            layout.createSequentialGroup()
                                .addGroup(
                                    layout.createParallelGroup()
                                        .addComponent(playerOneNameLabel)
                                        .addComponent(playerOneNameDataLabel))
                                .addGroup(
                                    layout.createSequentialGroup()
                                        .addGroup(
                                            layout.createParallelGroup()
                                                .addComponent(playerOneScoreLabel)
                                                .addComponent(playerOneScoreDataLabel)))
                                .addComponent(playerOneTurnIndicatorLabel))
                        .addComponent(playerOneBombButton)
                    )
                .addGap(50)
                .addGroup(
                    layout.createSequentialGroup()
                        .addGroup(
                            layout.createParallelGroup()
                                .addComponent(infoMinesRemainingLabel)
                                .addComponent(infoMinesRemainingData))
                        .addGroup(
                            layout.createParallelGroup()
                                .addComponent(infoTileCoordLabel)
                                .addComponent(infoTileCoordDataLabel)))
                .addGap(50)
                .addGroup(
                    layout.createParallelGroup()
                        .addComponent(playerTwoBombButton)
                        .addGroup(
                            layout.createSequentialGroup()
                                .addGroup(
                                    layout.createParallelGroup()
                                        .addComponent(playerTwoNameLabel)
                                        .addComponent(playerTwoNameDataLabel))
                                .addGroup(
                                    layout.createParallelGroup()
                                        .addComponent(playerTwoScoreLabel)
                                        .addComponent(playerTwoScoreDataLabel))
                                .addComponent(playerTwoTurnIndicatorLabel))));

    this.setLayout(layout);
}

问候,

杰米

4

1 回答 1

1

显示了 JLabel(因此底部有可用空间),但没有颜色。请改用 JPanel(背景仅适用于不透明组件,请参阅http://docs.oracle.com/javase/7/docs/api/javax/swing/JComponent.html#setBackground%28java.awt.Color%29)。

于 2013-02-06T14:40:19.873 回答