小编use*_*944的帖子

我很抱歉,如果这听起来像一个愚蠢的问题,但我在JOptionPane的自定义按钮上到处搜索.我遇到了如何实现特殊按钮,但我似乎无法在我的程序中使用它.

    int choice;
    Object[] doors = { "Door 1", "Door 2", "Door 3" };

    JFrame frame = new JFrame();

    input = "Which door do you choose?";
    choice = JOptionPane.showOptionDialog(frame, input, 
             "Doors",
             JOptionPane.DEFAULT_OPTION,
             JOptionPane.QUESTION_MESSAGE,
             null,
             doors,
             doors[2]);

    if (car == 1 && choice.equals(doors[0])) {
        open = 3; option = 2;
    } 
    if (car == 1 && choice.equals(doors[1])) {
        open = 3; option = 1;
    } 
    if (car == 1 && choice.equals(doors[2])) {
        open = 2; option = 1;
    } 
    if (car …