//【例6.5】??文本編輯器。

import?java.awt.*;
import?java.awt.event.*;
import?javax.swing.*;

public?class?EditorJframe?extends?Jframe?implements?ActionListener?MouseListener
{
????private?JComboBox?combox_name?combox_size;????????????//字體、字號組合框
????private?JCheckBox?checkb_bold?checkb_italic;??????????//粗體、斜體復選框
????private?JRadioButton?radiob_color[];???????????????????//顏色單選按鈕
????private?JTextArea?text;????????????????????????????????//文本區?
????private?Color?color;???????????????????????????????????//text的當前文本色
????private?JPopupMenu?popupmenu;??????????????????????????//快捷菜單
????
????public?EditorJframe（）
????{
????????super（“文本編輯器“）;???????????????????????????????//默認BorderLayout布局
????????Dimension?dim?=?getToolkit（）.getScreenSize（）;??????//獲得屏幕分辨率
????????this.setBound