但是对于多个图片，假设是个JPanel的数组，用这个办法就会得到重复的图片了，因为在每次testPane[k] = new JPanel(){ .....};的时候，paintComponent(Graphics g)根本没有被调用，要等全部都声明完了才调用，这时filePath就变成循环中的最后那个值，整个JPanel所加载的图片 ...

Developers often need to create graphical user interfaces (GUIs) that have a matrix-type layout with columns of different widths or rows of different heights. Those layout cells are unequal in order ...