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csdn
15 年
JPanel 的paintComponent()调用问题
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 ...
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