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  • JAVA GUI学习

     1 public class JProgressBarTest  extends JFrame{
     2 
     3     public JProgressBarTest() {
     4         super();
     5         setTitle("表格");
     6         setBounds(100,100,350,150);
     7         setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
     8         final JButton button = new JButton("           ");
     9         final JButton button2 = new JButton("完成");
    10         button2.setEnabled(false); //初始化时不可用
    11         button.setBounds(100,100,100,100);
    12         
    13         final JProgressBar progressBar = new JProgressBar();
    14         progressBar.setStringPainted(true);  //显示提示信息
    15         progressBar.setIndeterminate(false);   //确定进度的进度条
    16         //progressBar.setIndeterminate(true);   //不确定进度的进度条
    17 //        progressBar.setString("升级中...");    //确定信息时加上此条,则提示升级中,没有%比,如是不加上这个,则会提示%
    18         setLayout(new FlowLayout(2,10,10));
    19         getContentPane().add(button);  //布局处理
    20         getContentPane().add(button2);  //布局处理
    21         getContentPane().add(progressBar);  //布局处理
    22         new Progress(progressBar,button2).start();   //自定义类progress
    23     }
    24 
    25     /**
    26      * @param args
    27      */
    28     public static void main(String[] args) {
    29         // TODO Auto-generated method stub
    30         JProgressBarTest jProgressBarTest = new JProgressBarTest();
    31         jProgressBarTest.setVisible(true);
    32     }
    33 
    34 }
    35 class Progress extends Thread{//自定义类progress
    36     private final int []progressValue = {2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,
    37             62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100};
    38     private JProgressBar progressBar;
    39     private JButton button;
    40     public Progress(JProgressBar progressBar,JButton button)
    41     {
    42         this.progressBar = progressBar;
    43         this.button =button;
    44     }
    45     public void run()
    46     {
    47         for(int i=0;i<progressValue.length;i++)
    48         {
    49             try
    50             {
    51                 Thread.sleep(100);
    52             }catch(Exception e)
    53             {
    54                 e.printStackTrace();
    55             }
    56             progressBar.setValue(progressValue[i]);  //进度值
    57         }
    58         progressBar.setIndeterminate(false);  //采用确定的进度条
    59         //progressBar.setIndeterminate(true);   //不确定进度的进度条
    60         progressBar.setString("升级完成.");  //提示信息
    61         button.setEnabled(true);  //按钮可用
    62     }
    63 }

    摘录自:null

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  • 原文地址:https://www.cnblogs.com/Wfei/p/3332701.html
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