错在哪?为什么显示不出图像来
//工具栏
JButton toolNewFile = new JButton(new ImageIcon("images/toolNewFile.jpg"));
JButton toolOpenFile = new JButton(new ImageIcon("images/toolOpenFile.jpg"));
JButton toolSaveFile = new JButton(new ImageIcon("images/toolSaveFile.jpg"));
JButton toolCopy = new JButton(new ImageIcon("images/toolCopy.jpg"));
JButton toolCut = new JButton(new ImageIcon("images/toolCut.jpg"));
JButton toolPaste = new JButton(new ImageIcon("images/toolPaste.jpg"));
JButton toolSelectAll = new JButton(new ImageIcon("images/toolSelectAll.jpg"));
图片在文件夹images中,文件夹与源文件同目录下!