一个矩形组件
Method
Describle
JProgrssBar()
不带进度字符,最小值0最大值100的水平进度条
JProgressBar(int orient)
VERTICAL/HORIZONTAL
JProgressBar(int in,int max)
指定最大最小的水平进度条
JProgressBar(int orient,int min, int max)
指定方向,最大最小
example
package Eleven;
import javax.swing.JFrame;
import javax.swing.JProgressBar;
import javax.swing.WindowConstants;
import javax.swing.WindowConstants;
import javax.swing.JProgressBar;
import java.awt.BorderLayout;
import javax.swing.JLabel;
public class Progress extends JFrame {
private static JProgressBar progressBar;
public Progress(){
setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
progressBar = new JProgressBar();
//void javax.swing.JProgressBar.setStringPainted(boolean b)
//true:显示进度%x
progressBar.setStringPainted(true);
//void java.awt.Container.add(Component comp, Object constraints)
getContentPane().add(progressBar,BorderLayout.CENTER);
setBounds(100,100,300,78);
final JLabel label = new JLabel();
getContentPane().add(label,BorderLayout.NORTH);
label.setText("loading...");
setVisible(true);
}
public static void main(String[] args){
new Progress();
//void javax.swing.JProgressBar.setIndeterminate(boolean newValue)
progressBar.setIndeterminate(true);
for(int i = 0;i <= 100;i++){
try{
Thread.sleep(100);
}catch(InterruptedException e){
e.printStackTrace();
}
//void javax.swing.JProgressBar.setValue(int n)
progressBar.setValue(i);
}
progressBar.setIndeterminate(true);//进度条满显示满格
progressBar.setString("Done");
}
}