【Java基礎學習筆記】Thread+JLabel實現線程

標籤：

package Thread_Test;import java.awt.Container;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.SwingConstants;public class Thread_Swing extends JFrame {/** *  */private static final long serialVersionUID = 1L;private JLabel jl = new JLabel("hi");private static Thread t;private int count = 0;private Container c = getContentPane();public Thread_Swing() {// TODO Auto-generated constructor stubsetBounds(300, 200, 250, 100);c.setLayout(null);jl.setHorizontalAlignment(SwingConstants.LEFT);jl.setBounds(10, 10, 200, 50);t=new Thread(new Runnable() {public void run() {// TODO Auto-generated method stub while (count<=200){jl.setBounds(count, 10, 200, 20);try {Thread.sleep(500);} catch (Exception e) {// TODO: handle exceptione.printStackTrace();}count+=4;if(count==200){count=10;}}}});t.start();c.add(jl);setVisible(true);setDefaultCloseOperation(EXIT_ON_CLOSE);}public static void main(String[] args) {// TODO Auto-generated method stubnew Thread_Swing();}}

    

筆記：利用線程來實現JLabel的迴圈滾動。

實用runnable介面建立線程步驟：建立Runnable的類——》執行個體化對象——》寫實現方法，即：thread t—— t = new thread（new runnable）——run裡面寫方法

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【Java基礎學習筆記】Thread+JLabel實現線程