我用那个JSplitPane,设置垂直方向分割,那分割条总是躲在一边,而且不能调整大小,这是什么原因
代码如下:import javax.swing.*;public class Split extends JFrame{
JSplitPane sp1;
public Split(){
sp1 = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
this.add(sp1);
//设置框架属性
this.setBounds(300,200,300,200);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
}
public static void main(String[] args){
new Split();
}
}
代码如下:import javax.swing.*;public class Split extends JFrame{
JSplitPane sp1;
public Split(){
sp1 = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
this.add(sp1);
//设置框架属性
this.setBounds(300,200,300,200);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
}
public static void main(String[] args){
new Split();
}
}
SwingUtilities.invokeLater(new Runnable(){
public void run(){
splitPane.setDividerLocation(.5);
}
});
spltpn.setOneTouchExpandable(true);
spltpn.setContinuousLayout(true);
import javax.swing.*;
public class Split extends JFrame {
JSplitPane sp1;
public Split() {
sp1 = new JSplitPane(JSplitPane.VERTICAL_SPLIT,new JScrollPane(new JTextArea()),new JScrollPane(new JTextArea()));
java.awt.EventQueue.invokeLater(new Runnable(){
public void run(){
sp1.setDividerLocation(100);
}
});
this.add(sp1);
//设置框架属性
this.setBounds(300,200,300,200);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setVisible(true);
}
public static void main(String[] args){
java.awt.EventQueue.invokeLater(new Runnable(){
public void run(){
new Split();
}
});
}
}
import java.awt.BorderLayout;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JSplitPane;
import javax.swing.JTextArea;public class Test {
public static void main(String[] args) {
JFrame frame = new JFrame();
final JSplitPane splitPane = new JSplitPane();
splitPane.add(new CustomPanel(), JSplitPane.LEFT);
splitPane.add(new CustomPanel(), JSplitPane.RIGHT);
splitPane.addComponentListener(new ComponentAdapter() {
@Override
public void componentResized(ComponentEvent e) {
splitPane.setDividerLocation(1.0 / 3.0);
}
});
frame.add(splitPane);
frame.setTitle("Hello JSplitPane");
frame.setSize(300, 300);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}class CustomPanel extends JPanel {
private static int id = 0;
public CustomPanel() {
super(new BorderLayout());
add(new JTextArea("" + id++), BorderLayout.CENTER);
}
}