/** * java Swing 之文本域控件 * @author gao */ package com.gao; import java.awt.BorderLayout; import java.awt.FlowLayout; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.border.EmptyBorder; public class JTextAreaDemo extends JFrame { public JTextAreaDemo(){ this.setTitle("文本域的使用"); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.setBounds(100, 100, 250, 200); JPanel contentPane=new JPanel(); contentPane.setBorder(new EmptyBorder(5,5,5,5)); contentPane.setLayout(new BorderLayout(0,0)); this.setContentPane(contentPane); JPanel panel1=new JPanel(); FlowLayout f1_Pane1=(FlowLayout)panel1.getLayout(); f1_Pane1.setAlignment(FlowLayout.LEFT); contentPane.add(panel1,BorderLayout.NORTH); JLabel label=new JLabel("请输入您的评语:"); panel1.add(label); JPanel panel2=new JPanel(); contentPane.add(panel2,BorderLayout.SOUTH); JButton button1=new JButton("提交"); panel2.add(button1); JButton button2=new JButton("关闭"); panel2.add(button2); JScrollPane scrollPane=new JScrollPane(); contentPane.add(scrollPane,BorderLayout.CENTER); JTextArea textArea=new JTextArea(); scrollPane.setViewportView(textArea); this.setVisible(true); } public static void main(String[]args){ JTextAreaDemo example=new JTextAreaDemo(); } }
java Swing 之文本域控件的使用
时间: 2024-11-05 12:09:26