Java 甲板卡的时间延迟

我正在尝试用Java创建一个纸牌游戏。我想一张接一张地展示四张卡片，然后等几秒钟再展示另外四张卡片，以此类推。我创建了下面的代码，但卡号#4根本不显示。例如，它显示3张卡，然后等待几秒钟，然后显示其他3张卡

守则第一部分：

class ButtonListener implements ActionListener {

    public void actionPerformed(ActionEvent e) {
        int hideCount = 0;
        addFirstCenterLabel();
        addSecondCenterLabel();
        addThirdCenterLabel();
        addForthCenterLabel();
        for (int i = 0 ; i < 32 ; i++) {
            if (button[i] == e.getSource()) {
                if (button[i] == button[0] || button[i] == button[1] ||
                    button[i] == button[2] || button[i] == button[3] ||
                    button[i] == button[4] || button[i] == button[20] ||
                    button[i] == button[21] || button[i] == button[22]) {
                    southPanelbutton.remove(button[i]);
                    southPanelbutton.validate();
                    southPanelbutton.repaint();

                    labelThirdCenter.setIcon(showCard[i]);

                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[5] || button[i] == button[6] ||
                    button[i] == button[7] || button[i] == button[8] ||
                    button[i] == button[9] || button[i] == button[23] ||
                    button[i] == button[24] || button[i] == button[25]) {
                    eastPanelbutton.remove(button[i]);
                    eastPanelbutton.validate();
                    eastPanelbutton.repaint();

                    labelForthCenter.setIcon(showCard[i]);
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[10] || button[i] == button[11] ||
                    button[i] == button[12] || button[i] == button[13] ||
                    button[i] == button[14] || button[i] == button[26] ||
                    button[i] == button[27] || button[i] == button[28]) {
                    northPanelbutton.remove(button[i]);
                    northPanelbutton.validate();
                    northPanelbutton.repaint();

                    labelSecondCenter.setIcon(showCard[i]);
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[15] || button[i] == button[16] ||
                    button[i] == button[17] || button[i] == button[18] ||
                    button[i] == button[19] || button[i] == button[29] ||
                    button[i] == button[30] || button[i] == button[31]) {
                    westPanelbutton.remove(button[i]);
                    westPanelbutton.validate();
                    westPanelbutton.repaint();
                    labelFirstCenter.setIcon(showCard[i]);
                    hideCount++;
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[15] || button[i] == button[16] ||
                    button[i] == button[17] || button[i] == button[18] ||
                    button[i] == button[19] || button[i] == button[29] ||
                    button[i] == button[30] || button[i] == button[31]) {
                    hideCount++;
                    timeDelay();
                    if (hideCount == 1 || hideCount == 2 || hideCount == 3 ||
                        hideCount == 4 || hideCount == 5 || hideCount == 6 ||
                        hideCount == 7 || hideCount == 8) {
                        hideCards();
                    }
                }
            }
        }
    }
}

public void addFirstCenterLabel() {
    // centerPanelLabel.add(labelFirstCenter);
    // centerPanel.add(centerPanelLabel);
    // down table
    centerPanel.setLayout(new GridBagLayout());
    c.gridx = 1;
    c.gridy = 3;
    centerPanel.add(labelThirdCenter, c);
    add(centerPanel);
}

public void addSecondCenterLabel() {
    // centerPanelLabel.add(labelSecondCenter);
    // centerPanel.add(centerPanelLabel);
    // right table
    c.gridx = 2;
    c.gridy = 1;
    centerPanel.add(labelForthCenter, c);
    add(centerPanel);
}

public void addThirdCenterLabel() {
    // centerPanelLabel.add(labelThirdCenter);
    // centerPanel.add(centerPanelLabel);
    // top label
    c.gridx = 1;
    c.gridy = 0;
    centerPanel.add(labelSecondCenter, c);
    add(centerPanel);
}

public void addForthCenterLabel() {
    // centerPanelLabel.add(labelForthCenter);
    // centerPanel.add(centerPanelLabel);

    // left table
    c.gridx = 0;
    c.gridy = 1;
    centerPanel.add(labelFirstCenter, c);
    add(centerPanel);

    // to count the round of the game. each four cards count as 1.
    for (int j = 0 ; j <= 7 ; j++) {
        if (rounds[j] == 0) {
            rounds[j] = 1;
            break;
        }
    }
}

public void hideCards() {
    for (int j = 0 ; j <= 7 ; j++) {
        // System.out.println(rounds[j]);
        // if the round ==1, make the four cards unvisible
        if (rounds[j] == 1) {
            labelThirdCenter.setIcon(emptyCard[0]);
            labelForthCenter.setIcon(emptyCard[0]);
            labelSecondCenter.setIcon(emptyCard[0]);
            labelFirstCenter.setIcon(emptyCard[0]);
        }
    }
}

public void timeDelay() {
    try {
        Thread.sleep(2500); // one second
    }
    catch (InterruptedException e) {
        throw new RuntimeException("Don't know how to handle this", e);
    }
}

类按钮Listener实现ActionListener{
已执行的公共无效操作（操作事件e）{
int hideCount=0；
addFirstCenterLabel（）；
addSecondCenterLabel（）；
addThirdCenter标签（）；
addForthCenterLabel（）；
对于（int i=0；i<32；i++）{
if（按钮[i]==e.getSource（））{
如果（按钮[i]==按钮[0]| |按钮[i]==按钮[1]||
按钮[i]==按钮[2]| |按钮[i]==按钮[3]||
按钮[i]==按钮[4]| |按钮[i]==按钮[20]||
按钮[i]==按钮[21]| |按钮[i]==按钮[22]）{
移除（按钮[i]）；
southPanelbutton.validate（）；
southPanelbutton.repaint（）；
labelThirdCenter.setIcon（显示卡[i]）；
}
}
if（按钮[i]==e.getSource（））{
如果（按钮[i]==按钮[5]| |按钮[i]==按钮[6]||
按钮[i]==按钮[7]| |按钮[i]==按钮[8]||
按钮[i]==按钮[9]| |按钮[i]==按钮[23]||
按钮[i]==按钮[24]| |按钮[i]==按钮[25]）{
EastPanel按钮。移除（按钮[i]）；
eastPanelbutton.validate（）；
eastPanelbutton.repaint（）；
setIcon（showCard[i]）；
}
}
if（按钮[i]==e.getSource（））{
如果（按钮[i]==按钮[10]| |按钮[i]==按钮[11]||
按钮[i]==按钮[12]| |按钮[i]==按钮[13]||
按钮[i]==按钮[14]| |按钮[i]==按钮[26]||
按钮[i]==按钮[27]| |按钮[i]==按钮[28]）{
移除（按钮[i]）；
northPanelbutton.validate（）；
northPanelbutton.repaint（）；
labelSecondCenter.setIcon（显示卡[i]）；
}
}
if（按钮[i]==e.getSource（））{
如果（按钮[i]==按钮[15]| |按钮[i]==按钮[16]||
按钮[i]==按钮[17]| |按钮[i]==按钮[18]||
按钮[i]==按钮[19]| |按钮[i]==按钮[29]||
按钮[i]==按钮[30]| |按钮[i]==按钮[31]）{
WestPanel按钮。移除（按钮[i]）；
westPanelbutton.validate（）；
westPanelbutton.repaint（）；
labelFirstCenter.setIcon（showCard[i]）；
hideCount++；
}
}
if（按钮[i]==e.getSource（））{
如果（按钮[i]==按钮[15]| |按钮[i]==按钮[16]||
按钮[i]==按钮[17]| |按钮[i]==按钮[18]||
按钮[i]==按钮[19]| |按钮[i]==按钮[29]||
按钮[i]==按钮[30]| |按钮[i]==按钮[31]）{
hideCount++；
延时（）；
如果（hideCount==1 | | hideCount==2 | | hideCount==3||
hideCount==4 | | hideCount==5 | | hideCount==6||
hideCount==7 | | hideCount==8）{
汗腺（）；
}
}
}
}
}
}

守则第二部分：

class ButtonListener implements ActionListener {

    public void actionPerformed(ActionEvent e) {
        int hideCount = 0;
        addFirstCenterLabel();
        addSecondCenterLabel();
        addThirdCenterLabel();
        addForthCenterLabel();
        for (int i = 0 ; i < 32 ; i++) {
            if (button[i] == e.getSource()) {
                if (button[i] == button[0] || button[i] == button[1] ||
                    button[i] == button[2] || button[i] == button[3] ||
                    button[i] == button[4] || button[i] == button[20] ||
                    button[i] == button[21] || button[i] == button[22]) {
                    southPanelbutton.remove(button[i]);
                    southPanelbutton.validate();
                    southPanelbutton.repaint();

                    labelThirdCenter.setIcon(showCard[i]);

                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[5] || button[i] == button[6] ||
                    button[i] == button[7] || button[i] == button[8] ||
                    button[i] == button[9] || button[i] == button[23] ||
                    button[i] == button[24] || button[i] == button[25]) {
                    eastPanelbutton.remove(button[i]);
                    eastPanelbutton.validate();
                    eastPanelbutton.repaint();

                    labelForthCenter.setIcon(showCard[i]);
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[10] || button[i] == button[11] ||
                    button[i] == button[12] || button[i] == button[13] ||
                    button[i] == button[14] || button[i] == button[26] ||
                    button[i] == button[27] || button[i] == button[28]) {
                    northPanelbutton.remove(button[i]);
                    northPanelbutton.validate();
                    northPanelbutton.repaint();

                    labelSecondCenter.setIcon(showCard[i]);
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[15] || button[i] == button[16] ||
                    button[i] == button[17] || button[i] == button[18] ||
                    button[i] == button[19] || button[i] == button[29] ||
                    button[i] == button[30] || button[i] == button[31]) {
                    westPanelbutton.remove(button[i]);
                    westPanelbutton.validate();
                    westPanelbutton.repaint();
                    labelFirstCenter.setIcon(showCard[i]);
                    hideCount++;
                }
            }
            if (button[i] == e.getSource()) {
                if (button[i] == button[15] || button[i] == button[16] ||
                    button[i] == button[17] || button[i] == button[18] ||
                    button[i] == button[19] || button[i] == button[29] ||
                    button[i] == button[30] || button[i] == button[31]) {
                    hideCount++;
                    timeDelay();
                    if (hideCount == 1 || hideCount == 2 || hideCount == 3 ||
                        hideCount == 4 || hideCount == 5 || hideCount == 6 ||
                        hideCount == 7 || hideCount == 8) {
                        hideCards();
                    }
                }
            }
        }
    }
}

public void addFirstCenterLabel() {
    // centerPanelLabel.add(labelFirstCenter);
    // centerPanel.add(centerPanelLabel);
    // down table
    centerPanel.setLayout(new GridBagLayout());
    c.gridx = 1;
    c.gridy = 3;
    centerPanel.add(labelThirdCenter, c);
    add(centerPanel);
}

public void addSecondCenterLabel() {
    // centerPanelLabel.add(labelSecondCenter);
    // centerPanel.add(centerPanelLabel);
    // right table
    c.gridx = 2;
    c.gridy = 1;
    centerPanel.add(labelForthCenter, c);
    add(centerPanel);
}

public void addThirdCenterLabel() {
    // centerPanelLabel.add(labelThirdCenter);
    // centerPanel.add(centerPanelLabel);
    // top label
    c.gridx = 1;
    c.gridy = 0;
    centerPanel.add(labelSecondCenter, c);
    add(centerPanel);
}

public void addForthCenterLabel() {
    // centerPanelLabel.add(labelForthCenter);
    // centerPanel.add(centerPanelLabel);

    // left table
    c.gridx = 0;
    c.gridy = 1;
    centerPanel.add(labelFirstCenter, c);
    add(centerPanel);

    // to count the round of the game. each four cards count as 1.
    for (int j = 0 ; j <= 7 ; j++) {
        if (rounds[j] == 0) {
            rounds[j] = 1;
            break;
        }
    }
}

public void hideCards() {
    for (int j = 0 ; j <= 7 ; j++) {
        // System.out.println(rounds[j]);
        // if the round ==1, make the four cards unvisible
        if (rounds[j] == 1) {
            labelThirdCenter.setIcon(emptyCard[0]);
            labelForthCenter.setIcon(emptyCard[0]);
            labelSecondCenter.setIcon(emptyCard[0]);
            labelFirstCenter.setIcon(emptyCard[0]);
        }
    }
}

public void timeDelay() {
    try {
        Thread.sleep(2500); // one second
    }
    catch (InterruptedException e) {
        throw new RuntimeException("Don't know how to handle this", e);
    }
}

public void addFirstCenterLabel（）{
//centerPanelLabel.add（labelFirstCenter）；
//centerPanel.add（centerPanelLabel）；
//下桌
setLayout（新的GridBagLayout（））；
c、 gridx=1；
c、 gridy=3；
添加（labelThirdCenter，c）；
添加（中心面板）；
}
public void addSecondCenterLabel（）{
//centerPanelLabel.add（labelSecondCenter）；
//centerPanel.add（centerPanelLabel）；
//右表
c、 gridx=2；
c、 gridy=1；
添加（labelForthCenter，c）；
添加（中心面板）；
}
public void addThirdCenter标签（）{
//centerPanelLabel.add（labelThirdCenter）；
//centerPanel.add（centerPanelLabel）；
//顶级标签
c、 gridx=1；
c、 gridy=0；
添加（labelSecondCenter，c）；
添加（中心面板）；
}
public void addForthCenterLabel（）{
//centerPanelLabel.add（labelForthCenter）；
//centerPanel.add（centerPanelLabel）；
//左表
c、 gridx=0；
c、 gridy=1；
添加（labelFirstCenter，c）；
添加（中心面板）；
//计算游戏的回合数。每四张牌计为一张。
对于（int j=0；j在UI线程上调用
Thread.sleep
不是一个好主意。它将在线程睡眠时禁用所有UI更新

我没有详细检查，但卡4的绘制似乎已经安排好了，但在线程进入睡眠状态时尚未执行。
您知道如何使用调试器，不是吗？