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@ -0,0 +1,46 @@
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package wuziqiyem;
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import javax.swing.ImageIcon;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import java.awt.*;
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public class MyFrame extends JFrame {
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private double screenWithd= Toolkit.getDefaultToolkit().getScreenSize().getWidth();
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private double screenHigth=Toolkit.getDefaultToolkit().getScreenSize().getHeight();
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public MyFrame(String title,int width,int height) {
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//设置标题
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super(title);
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//设置大小
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setSize(500, 400);
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//设置位置
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setSize(width,height);
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int x=(int)(screenWithd-width)/2;
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int y=(int)(screenHigth-height)/2;
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setLocation(x,y);
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//背景图片的路径。(相对路径或者绝对路径。本例图片放于"java项目名"的文件下)
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String path = "src/imageValues/zuce.jpg";
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// 背景图片
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ImageIcon background = new ImageIcon(path);
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// 把背景图片显示在一个标签里面
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JLabel label = new JLabel(background);
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// 把标签的大小位置设置为图片刚好填充整个面板
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label.setBounds(0, 0,this.getWidth(), this.getHeight());
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// 把内容窗格转化为JPanel,否则不能用方法setOpaque()来使内容窗格透明
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JPanel imagePanel = (JPanel) this.getContentPane();
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imagePanel.setOpaque(false);
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// 把背景图片添加到分层窗格的最底层作为背景
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this.getLayeredPane().add(label, new Integer(Integer.MIN_VALUE));//
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//设置可见
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setVisible(true);
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//点关闭按钮时退出
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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}
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}
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