📄 comptitledpaneexample1.java
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/* (swing1.1.1) */package tame.examples;import java.awt.BorderLayout;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;import javax.swing.ButtonGroup;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JRadioButton;import javax.swing.border.TitledBorder;import tame.panel.CompTitledPane;/**@author Nobuo Tamemasa@version 1.0 08/12/99*/public class CompTitledPaneExample1 extends JFrame { String title = "<html>Title (" + "<font color=\"#ffffff\"><i>JLabel</i></font>" + ")"; public CompTitledPaneExample1() { super("CompTitledPaneExample1"); JLabel titleLabel = new JLabel(title); CompTitledPane p1 = new CompTitledPane(titleLabel); JPanel p = p1.getContentPane(); p.setLayout(new BorderLayout()); p.add(new SwitchPanel(p1), BorderLayout.CENTER); getContentPane().add(p1, BorderLayout.CENTER); } class SwitchPanel extends JPanel implements ActionListener { String[] posStr = {"", "ABOVE_TOP" , "TOP" , "BELOW_TOP" , "ABOVE_BOTTOM", "BOTTOM", "BELOW_BOTTOM"}; String[] jusStr = {"", "LEFT" , "CENTER", "RIGHT"}; TitledBorder border; CompTitledPane panel; SwitchPanel(CompTitledPane panel) { this.panel = panel; this.border = (TitledBorder)panel.getBorder(); add(createPanel("Position" ,posStr, 2)); add(createPanel("Justification",jusStr, 1)); } JPanel createPanel(String str, String[] strs, int selectPos) { JPanel p = new JPanel(); p.setLayout(new GridLayout(strs.length, 1)); p.add(new JLabel(str)); ButtonGroup g = new ButtonGroup(); for (int i=1;i<strs.length;i++) { JRadioButton b = new JRadioButton(strs[i]); if (i == selectPos) { b.setSelected(true); } p.add( b ); g.add( b ); b.addActionListener(this); } return p; } public void actionPerformed(ActionEvent e) { JRadioButton b = (JRadioButton)e.getSource(); String label = b.getText(); for (int i=1; i<posStr.length; i++) { if (label.equals(posStr[i])) { border.setTitlePosition(i); panel.revalidate(); panel.repaint(); return; } } for (int i=1; i<jusStr.length; i++) { if (label.equals(jusStr[i])) { border.setTitleJustification(i); panel.revalidate(); panel.repaint(); return; } } } } public static void main (String args[]) { CompTitledPaneExample1 frame = new CompTitledPaneExample1(); frame.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } }); frame.setSize(280, 230); frame.setVisible(true); }}⌨️ 快捷键说明
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