package com.softline.http;import java.awt.Font;import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;public class sample extends JFrame{
private static final long serialVersionUID = 1L;
public static void main(String[] args) {
new sample().doit();
}
public void doit(){
this.setLayout(null);
Font font = new Font("宋体",Font.PLAIN,15);
JLabel jl_type = new JLabel("类型:",SwingUtilities.RIGHT);
jl_type.setFont(font);
jl_type.setBounds(10, 15, 50, 20);
JLabel jl_date = new JLabel("时间:",SwingUtilities.RIGHT);
jl_date.setFont(font);
jl_date.setBounds(10, 55, 50, 20);
JLabel jl_content = new JLabel("内容:",SwingUtilities.RIGHT);
jl_content.setFont(font);
jl_content.setBounds(10, 95, 50, 20);
JTextField jtf_type = new JTextField();
jtf_type.setBounds(80, 15, 180, 20);
jtf_type.setText("123");
JTextField jtf_date = new JTextField();
jtf_date.setBounds(80, 55, 180, 20);
jtf_date.setText("124");
JTextArea jtf_content = new JTextArea();
jtf_content.setBounds(80, 95, 180, 150);
jtf_content.setText("888");
jtf_content.setLineWrap(true);
//这里加入了JScrollPane,然后把我的JTextArea加进去
JScrollPane js = new JScrollPane();
js.add(jtf_content);
this.add(jl_type);
this.add(jl_date);
this.add(jl_content);
this.add(jtf_type);
this.add(jtf_date);
//这里再把JScrollPane加到JFrame
//可是郁闷的是运行后整个JTextArea没有了
this.add(js);
this.setLocation(350, 200);
this.setSize(300, 300);
this.setVisible(true);
}
}
代码如上,不要修改我的布局,我想实现在Jtextare上加个滚动条,请高手帮忙,谢谢
import javax.swing.JLabel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;public class sample extends JFrame{
private static final long serialVersionUID = 1L;
public static void main(String[] args) {
new sample().doit();
}
public void doit(){
this.setLayout(null);
Font font = new Font("宋体",Font.PLAIN,15);
JLabel jl_type = new JLabel("类型:",SwingUtilities.RIGHT);
jl_type.setFont(font);
jl_type.setBounds(10, 15, 50, 20);
JLabel jl_date = new JLabel("时间:",SwingUtilities.RIGHT);
jl_date.setFont(font);
jl_date.setBounds(10, 55, 50, 20);
JLabel jl_content = new JLabel("内容:",SwingUtilities.RIGHT);
jl_content.setFont(font);
jl_content.setBounds(10, 95, 50, 20);
JTextField jtf_type = new JTextField();
jtf_type.setBounds(80, 15, 180, 20);
jtf_type.setText("123");
JTextField jtf_date = new JTextField();
jtf_date.setBounds(80, 55, 180, 20);
jtf_date.setText("124");
JTextArea jtf_content = new JTextArea();
jtf_content.setBounds(80, 95, 180, 150);
jtf_content.setText("888");
jtf_content.setLineWrap(true);
//这里加入了JScrollPane,然后把我的JTextArea加进去
JScrollPane js = new JScrollPane();
js.add(jtf_content);
this.add(jl_type);
this.add(jl_date);
this.add(jl_content);
this.add(jtf_type);
this.add(jtf_date);
//这里再把JScrollPane加到JFrame
//可是郁闷的是运行后整个JTextArea没有了
this.add(js);
this.setLocation(350, 200);
this.setSize(300, 300);
this.setVisible(true);
}
}
代码如上,不要修改我的布局,我想实现在Jtextare上加个滚动条,请高手帮忙,谢谢
public Sample() {
jfmain = new JFrame();
jp = new JPanel();
jp.setLayout(new GridBagLayout());
GridBagConstraints gbs = new GridBagConstraints();
gbs.anchor = GridBagConstraints.WEST;
Font font = new Font("宋体", Font.PLAIN, 15); jl_type = new JLabel("类型:");
jl_type.setFont(font);
jl_type.setPreferredSize(new Dimension(50, 20));
gbs.insets = new Insets(15, 20, 0, 0);
gbs.gridx = 0;
gbs.gridy = 0;
jp.add(jl_type, gbs); jl_date = new JLabel("时间:");
jl_date.setFont(font);
jl_date.setPreferredSize(new Dimension(50, 20));
gbs.insets = new Insets(15, 20, 0, 0);
gbs.gridx = 0;
gbs.gridy = 1;
jp.add(jl_date, gbs); gbs.anchor=GridBagConstraints.NORTHWEST;
jl_content = new JLabel("内容:");
jl_content.setFont(font);
jl_content.setPreferredSize(new Dimension(50, 20));
gbs.insets = new Insets(15, 20, 0, 0);
gbs.gridx = 0;
gbs.gridy = 2;
jp.add(jl_content, gbs); gbs.anchor=GridBagConstraints.WEST;
jtf_type = new JTextField();
jtf_type.setPreferredSize(new Dimension(180, 20));
gbs.insets = new Insets(15, 10, 0, 30);
gbs.gridx = 1;
gbs.gridy = 0;
jp.add(jtf_type, gbs); jtf_date = new JTextField();
jtf_date.setPreferredSize(new Dimension(180, 20));
gbs.insets = new Insets(15, 10, 0, 30);
gbs.gridx = 1;
gbs.gridy = 1;
jp.add(jtf_date, gbs); jtf_content = new JTextArea();
jsp = new JScrollPane(jtf_content);
jsp.setPreferredSize(new Dimension(180, 150));
gbs.insets = new Insets(15, 10, 30, 30);
gbs.gridx = 1;
gbs.gridy = 2;
jp.add(jsp, gbs); jfmain.add(jp); jfmain.setSize(1024, 768);
jfmain.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jfmain.setVisible(true);
jfmain.pack();
jfmain.setLocationRelativeTo(null); }