diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/AboutNotepadDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/AboutNotepadDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..e5a34ffb930cec9e14301b0d08d908387b870f6b
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/AboutNotepadDialog.java"
@@ -0,0 +1,75 @@
+package king.notepad.view;
+
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
+import java.awt.Font;
+
+import javax.swing.BorderFactory;
+import javax.swing.JButton;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+
+//“关于小米便签”
+public class AboutNotepadDialog extends JDialog {
+
+ public AboutNotepadDialog(NotepadFrame frame){
+ super(frame, "关于 \"小米便签\"");
+ add(createTitle(), BorderLayout.NORTH);
+ add(createMainBody());
+ add(createEnterButton(), BorderLayout.SOUTH);
+ //设置对话框在Frame正中
+ int frameX = (int)frame.getBounds().getX();
+ int frameY = (int)frame.getBounds().getY();
+ setBounds(frameX+80, frameY+150, 0, 0);
+ pack();
+ setVisible(true);
+ setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+ setResizable(false);
+ }
+
+
+
+ //确定按钮
+ private JPanel createEnterButton(){
+ JButton button = new JButton("确定");
+ button.addActionListener(ActionListenerFactory.getActionListener(this, "确定"));
+ JPanel panel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
+ panel.add(button);
+ return panel;
+ }
+
+ //正文
+ private JPanel createMainBody(){
+ String text = ""
+ + "作者：我的团队" + "
"
+ + "邮箱：2321139456@qq.com" + "
"
+ + "版本：0.1 beta" + "
"
+ + "由于时间关系，本产品只是最原始版本以后有机会再完善。"+ "
"
+ + "功能更新日志：" + "
"
+ +" ●实现内容查找"+"
"
+ +" ●实现笔记创建、存储、打开"+"
"
+ +" ●字体修改等"+"
"
+ + "2019/10/28 " + " 实现类似 Win 10 记事本（小米便签） " + "
"
+ + "";
+ JLabel label = new JLabel(text);
+ label.setFont(new Font("微软雅黑", Font.PLAIN, 13));
+ label.setBorder(BorderFactory.createEmptyBorder(10, 10, 40, 10));
+ JPanel panel = new JPanel();
+ panel.add(label);
+ panel.setBorder(BorderFactory.createEtchedBorder());
+ return panel;
+ }
+
+ // 标题栏
+ private JPanel createTitle(){
+ JLabel label = new JLabel("小米便签");
+ label.setFont(new Font("微软雅黑", Font.BOLD, 30));
+ JPanel panel = new JPanel();
+ panel.add(label);
+ panel.setBorder(BorderFactory.createEmptyBorder(0, 10, 0, 10));
+ return panel;
+ }
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/FontDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/FontDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..971e23b63db3ac543434645817f2e90529fb6ca1
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/FontDialog.java"
@@ -0,0 +1,230 @@
+package king.notepad.view;
+
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+import java.awt.Font;
+import java.awt.GraphicsEnvironment;
+import java.awt.GridLayout;
+import java.awt.Rectangle;
+
+import javax.swing.BorderFactory;
+import javax.swing.JButton;
+import javax.swing.JComboBox;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextField;
+import javax.swing.ListSelectionModel;
+import javax.swing.SwingConstants;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+import king.notepad.itemlistener.ItemListenerFactory;
+import king.notepad.Fontlistselectionlistener.ListSelectionListenerFactory;
+
+//“字体”对话框
+public class FontDialog extends JDialog {
+ //获取系统字体
+ private String[] font = GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();
+ //加入列表框
+ private JList fontList = new JList(font);
+ private JTextField fontText = new JTextField(10);
+ //字形
+ public static final String[] fontStyle = {"常规", "粗体", "倾斜", "粗偏斜体"}; //对应的字形常量值分别为0, 1, 2, 3
+ private JList fontStyleList = new JList(fontStyle);
+ private JTextField fontStyleText = new JTextField(10);
+ //字体大小
+ private Integer[] fontSize = {8, 9, 10,11,12,14,16,18,20,22,24,26,28,36,48,72};
+ private JList fontSizeList = new JList(fontSize);
+ private JTextField fontSizeText = new JTextField(10);
+ //示例框
+ private JLabel exampleLabel = new JLabel("AaBbYyZz");
+ //脚本
+ private String[] scenario = {"西欧语言", "中文 GB2312"};
+ private String[] example = {"AaBbYyZz", "习定凝神，惩忿窒欲"};
+ private JComboBox scenarioList = new JComboBox(scenario);
+ private NotepadFrame frame;
+
+ public FontDialog(NotepadFrame frame){
+ super(frame, "字体");
+ this.frame = frame;
+ //设置对话框在Frame正中
+ int frameX = (int)frame.getBounds().getX();
+ int frameY = (int)frame.getBounds().getY();
+ setBounds(frameX+40, frameY+80, 0, 0);
+ //最上面的面板
+ JPanel up = new JPanel();
+ up.add(createFontList());
+ up.add(createFontStyleList());
+ up.add(createFontSizeList());
+ add(up, BorderLayout.NORTH);
+ //下方面板
+ JPanel center = new JPanel();
+ center.add(createExamplePanel());
+ center.add(createScenarioPanel());
+ //右下
+ JPanel downRight = new JPanel(new GridLayout(2, 1, 0, 10));
+ JButton ensure = new JButton("确定");
+ ensure.addActionListener(ActionListenerFactory.getActionListener(this, "确定"));
+ JButton cancel = new JButton("取消");
+ cancel.addActionListener(ActionListenerFactory.getActionListener(this, "取消"));
+ downRight.add(ensure);
+ downRight.add(cancel);
+ center.add(downRight);
+ add(center);
+ pack();
+ setVisible(true);
+ setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+ setResizable(false);
+ }
+
+ // 设置对应的TextArea的字体
+ public void setTextAreaFont(Font font){
+ frame.setTextAreaFont(font);
+ }
+
+ //根据示例ComboBox的选择值返回示例文本
+ public String getScenarioListValue(){
+ String select = (String)this.scenarioList.getSelectedItem();
+ if("西欧语言".equals(select)){
+ return example[0];
+ }else{
+ return example[1];
+ }
+ }
+
+ // 设置示例JLabel的文字
+ public void setExampleText(String text){
+ this.exampleLabel.setText(text);
+ }
+
+ // 设置示例JLabel的字体
+ public void setExampleFont(Font font){
+ this.exampleLabel.setFont(font);
+ }
+
+ //设置字体大小List上方的文本框的值
+ public void setFontSizeTextField(int n){
+ this.fontSizeText.setText(String.valueOf(n));
+ }
+
+ //获取字体大小列表框的选择值
+ public int getFontSizeListValue(){
+ return (Integer)this.fontSizeList.getSelectedValue();
+ }
+
+ // 设置字形List上方的文本框的值
+ public void setFontStyleTextField(String text){
+ this.fontStyleText.setText(text);
+ }
+
+ //获取字形列表框的选中值，将它转化成字形常量值
+ public int getFontStyleListValue(){
+ String fontStyleName = (String)this.fontStyleList.getSelectedValue();
+ for(int i = 0; i < fontStyle.length; i++){
+ if(fontStyle[i].equals(fontStyleName)) return i;
+ }
+ return 0;
+ }
+
+ //设置字体JList上方的文本框的值
+ public void setFontTextField(String text){
+ this.fontText.setText(text);
+ }
+
+ //获取字体列表框的选择值
+ public String getFontListValue(){
+ return (String)this.fontList.getSelectedValue();
+ }
+
+ // 示例框用的脚本
+ private JPanel createScenarioPanel(){
+ JLabel label = new JLabel("脚本：");
+ JPanel panel = new JPanel(new BorderLayout());
+ panel.add(label, BorderLayout.NORTH);
+ panel.add(scenarioList);
+ scenarioList.addItemListener(ItemListenerFactory.getListener(this, "脚本"));
+ panel.setBorder(BorderFactory.createEmptyBorder(0, 10, 0, 10));
+ return panel;
+ }
+
+ // 示例框
+ private JPanel createExamplePanel(){
+ exampleLabel.setFont(frame.getTextAreaFont());
+ exampleLabel.setHorizontalAlignment(SwingConstants.CENTER);
+ exampleLabel.setPreferredSize(new Dimension(200,40));
+// exampleLabel.setBorder(BorderFactory.createEmptyBorder(10, 40, 10, 40));
+ JPanel panel = new JPanel();
+ panel.add(exampleLabel);
+ panel.setBorder(BorderFactory.createTitledBorder("示例"));
+// panel.setBorder(BorderFactory.createTitledBorder(
+// BorderFactory.createEmptyBorder(10, 10, 10, 10), "示例"));
+ return panel;
+ }
+
+ //字体大小列表框
+ private JPanel createFontSizeList(){
+ fontSizeList.setVisibleRowCount(7);
+ fontSizeList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+ JScrollPane jsp = new JScrollPane(fontSizeList);
+ //当前使用的字形
+ int fontSize = frame.getTextAreaFont().getSize();
+ fontSizeList.setSelectedValue(fontSize, true);
+ fontSizeText.setText(String.valueOf(fontSizeList.getSelectedValue()));
+ fontSizeList.addListSelectionListener(ListSelectionListenerFactory.getListener(this, "大小"));
+ JLabel label = new JLabel("大小：");
+ JPanel panel = new JPanel(new BorderLayout());
+ panel.add(label, BorderLayout.NORTH);
+ panel.add(this.fontSizeText);
+ panel.add(jsp, BorderLayout.SOUTH);
+ panel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ return panel;
+ }
+
+ //字形列表框
+ private JPanel createFontStyleList(){
+ fontStyleList.setVisibleRowCount(7);
+ fontStyleList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+ JScrollPane jsp = new JScrollPane(fontStyleList);
+ //当前使用的字形
+ int fontStyleConst = frame.getTextAreaFont().getStyle();
+ fontStyleList.setSelectedValue(fontStyle[fontStyleConst], true);
+ fontStyleText.setText((String)fontStyleList.getSelectedValue());
+ fontStyleList.addListSelectionListener(ListSelectionListenerFactory.getListener(this, "字形"));
+ JLabel label = new JLabel("字形：");
+ JPanel panel = new JPanel(new BorderLayout());
+ panel.add(label, BorderLayout.NORTH);
+ panel.add(this.fontStyleText);
+ panel.add(jsp, BorderLayout.SOUTH);
+ panel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ return panel;
+ }
+
+ // 字体列表框
+ private JPanel createFontList(){
+// 设置自定义文本渲染器，使每条列表显示它本身的字体
+// 如果用此方法，则打开字体对话框时会卡几秒，故先取消
+// fontList.setCellRenderer(new MyCellRenderer());
+ fontList.setVisibleRowCount(7);
+ JScrollPane jsp = new JScrollPane(fontList); //必须写在scrollRectToVisible之前才能使后者生效
+ fontList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+ //当前使用的字体
+ String fontName = frame.getTextAreaFont().getFamily(); //文本域使用的当前字体
+ fontList.setSelectedValue(fontName, true); //选中字体
+ fontText.setText((String)fontList.getSelectedValue());
+ int index = fontList.getSelectedIndex(); //返回选中的索引
+ Rectangle rect = fontList.getCellBounds(index, index);
+ fontList.scrollRectToVisible(rect); //选中行显示在第一行
+ fontList.addListSelectionListener(ListSelectionListenerFactory.getListener(this, "字体"));
+ //放入滚动条
+ //列表框上方的标签和输入框
+ JLabel label = new JLabel("字体：");
+ JPanel panel = new JPanel(new BorderLayout());
+ panel.add(label, BorderLayout.NORTH);
+ panel.add(fontText);
+ panel.add(jsp, BorderLayout.SOUTH);
+ panel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ return panel;
+ }
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/GotoDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/GotoDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..9f199251424eb2aa2c7a8ac0372be1884c67166b
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/GotoDialog.java"
@@ -0,0 +1,106 @@
+package king.notepad.view;
+
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
+
+import javax.swing.BorderFactory;
+import javax.swing.JButton;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+import king.notepad.keylistener.KeyListenerFactory;
+
+//“转到”输入框，只此一例，故不使用工厂模式
+public class GotoDialog extends JDialog {
+ private JTextField input = new JTextField(30);
+ private NotepadFrame frame;
+
+ public GotoDialog(NotepadFrame frame){
+ super(frame, "转到指定行");
+ this.frame = frame;
+ JPanel all = new JPanel(new BorderLayout());
+ JLabel label = new JLabel("行号：");
+ JPanel up = new JPanel(new FlowLayout(FlowLayout.LEFT));
+ up.add(label);
+ all.add(up, BorderLayout.NORTH);
+ all.add(input);
+ input.addKeyListener(KeyListenerFactory.getKeyListener("仅输入数字"));
+ JButton gotoButton = new JButton("转到");
+ gotoButton.addActionListener(ActionListenerFactory.getActionListener(this, "转到"));
+ JButton cancelButton = new JButton("取消");
+ cancelButton.addActionListener(ActionListenerFactory.getActionListener(this, "取消"));
+ JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
+ buttonPanel.add(gotoButton);
+ buttonPanel.add(cancelButton);
+ all.add(buttonPanel, BorderLayout.SOUTH);
+ all.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ add(all);
+ //设置对话框在Frame正中
+ int frameX = (int)frame.getBounds().getX();
+ int frameY = (int)frame.getBounds().getY();
+ setBounds(frameX+80, frameY+150, 0, 0);
+ pack();
+ setVisible(true);
+ setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+ setResizable(false);
+ }
+
+ //获取对应的记事本实例
+ public NotepadFrame getNotepadFrame(){
+ return frame;
+ }
+
+ //设置行数
+ public void setLineNum(int n){
+ this.input.setText(String.valueOf(n));
+ this.input.selectAll();
+ }
+
+ //获取行数，前面已经通过KeyListener指定只能输入数字，故直接转成数字
+ public int getLineNum(){
+ return Integer.valueOf(input.getText());
+ }
+
+ //获取文本域的全部文本
+ public String getWholeText() {
+ return frame.getWholeText();
+ }
+
+ // 获取文本域的总行数
+ public int getLineCount(){
+ return frame.getLineCount();
+ }
+
+ // 设置文本域中光标的位置
+ public void setCaretPosition(int index){
+ frame.setCaretPosition(index);
+ }
+
+ //以下为调试用
+// public GotoDialog(){
+// JPanel all = new JPanel(new BorderLayout());
+// JLabel label = new JLabel("行号：");
+// JPanel up = new JPanel(new FlowLayout(FlowLayout.LEFT));
+// up.add(label);
+// all.add(up, BorderLayout.NORTH);
+// all.add(input);
+// JButton gotoButton = new JButton("转到");
+// JButton cancelButton = new JButton("取消");
+// JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
+// buttonPanel.add(gotoButton);
+// buttonPanel.add(cancelButton);
+// all.add(buttonPanel, BorderLayout.SOUTH);
+// all.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+// add(all);
+// pack();
+// setVisible(true);
+// setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+// setResizable(false);
+// }
+// public static void main(String[] args){
+// new GotoDialog();
+// }
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/Main.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/Main.java"
new file mode 100644
index 0000000000000000000000000000000000000000..b664342529ebc3c3d91e8aa8601868cb87a26f9d
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/Main.java"
@@ -0,0 +1,7 @@
+package king.notepad.view;
+
+public class Main {
+ public static void main(String[] args){
+ new NotepadFrame();
+ }
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/MyCellRenderer.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/MyCellRenderer.java"
new file mode 100644
index 0000000000000000000000000000000000000000..3d09c37502b9e981fa5ae73fbe45c4ab9cbfea87
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/MyCellRenderer.java"
@@ -0,0 +1,31 @@
+package king.notepad.view;
+
+import java.awt.Component;
+import java.awt.Font;
+
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.ListCellRenderer;
+
+//自定义JList使用的单元渲染器
+public class MyCellRenderer extends JLabel implements ListCellRenderer {
+
+ @Override
+ public Component getListCellRendererComponent(JList list,
+ String item, int index, boolean isSelected, boolean cellHasFocus) {
+ setText(item);
+ if(isSelected){
+ setBackground(list.getSelectionBackground());
+ setForeground(list.getSelectionForeground());
+ }else{
+ setBackground(list.getBackground());
+ setForeground(list.getForeground());
+ }
+ setEnabled(list.isEnabled());
+ Font font = list.getFont();
+ setFont(new Font(item, font.getStyle(), font.getSize()));
+ setOpaque(true); //此组件不透明
+ return this;
+ }
+
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/NotepadFrame.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/NotepadFrame.java"
new file mode 100644
index 0000000000000000000000000000000000000000..af41e1e0ceeb0843321358ec64050697a8ee1dc0
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/NotepadFrame.java"
@@ -0,0 +1,325 @@
+package king.notepad.view;
+
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+import java.awt.FlowLayout;
+import java.awt.Font;
+import java.awt.Toolkit;
+import java.io.File;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.Map;
+
+import javax.swing.*;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+import king.notepad.caretlistener.CaretListenerFactory;
+import king.notepad.documentlistener.DocumentListenerFactory;
+import king.notepad.windowlistener.WindowFactory;
+
+
+public class NotepadFrame extends JFrame {
+ public static final String PROGRAM_NAME = "-Windows小米便签"; // 窗口标题的后半部分
+ private String tmpText = ""; //临时存档
+ private static Map openedFiles = new HashMap();//仅保存已经打开的文件
+ private JTextArea textArea = new JTextArea();
+ private JPanel statePanel = new JPanel();
+ private File file; //用来保存textArea的文件
+ private Font menuFont = new Font("微软雅黑", Font.PLAIN, 13); //菜单默认字体
+ private Font defaultTextAreaFont = new Font("微软雅黑", Font.PLAIN, 14); //文本区默认字体
+ private boolean hasChangedNOSave = false; //文本是否有未保存的更改
+ private JLabel stateLabel = new JLabel();
+ private JCheckBoxMenuItem stateMenuItem; //“状态栏”菜单项
+ private JMenuItem repealMenuItem; //“撤消”菜单项
+ private JMenuItem gotoMenuItem;//“转到”菜单项
+ private LinkedList repealList = new LinkedList(); // 保存每次操作的文本，用于撤消
+
+ //构造器
+ public NotepadFrame(){
+ super("无标题"+PROGRAM_NAME);
+ try{
+ //LookAndFeel lookAndFeel = UIManager.getLookAndFeel();
+
+
+// UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel"); //默认LAF
+ UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel");
+// UIManager.setLookAndFeel("com.sun.java.swing.plaf.motif.MotifLookAndFeel"); //比老式Windows更老
+// UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel"); //与Windows一样
+// UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsClassicLookAndFeel");//老式Windows
+// UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); //当前系统风格
+// UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());//跨平台的Java风格，也就是默认LAF
+// UIManager.setLookAndFeel("com.apple.mrj.swing.MacLookAndFeel"); //网上找的，实测报错
+ }
+ catch (Exception e){
+ e.printStackTrace();
+ }
+ this.setJMenuBar(this.createMenuBar());
+ this.add(this.createTextArea());
+ this.add(this.createStatePanel(), BorderLayout.SOUTH);
+ this.setPreferredSize(new Dimension(600, 600));
+ this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE); //改用重写的WindowListener
+ this.addWindowListener(WindowFactory.getWindowListener(this, "Closing"));
+ this.pack();
+ //设置窗口居中
+ int screenSizeX = (int)Toolkit.getDefaultToolkit().getScreenSize().getWidth();
+ int screenSizeY = (int)Toolkit.getDefaultToolkit().getScreenSize().getHeight();
+ int frameSizeX = (int)this.getSize().getWidth();
+ int frameSizeY = (int)this.getSize().getHeight();
+ this.setBounds((screenSizeX-frameSizeX)/2, (screenSizeY-frameSizeY)/2, frameSizeX, frameSizeY);
+ this.setVisible(true);
+ }
+
+ //创建菜单栏，放到JPanel里返回
+ private JMenuBar createMenuBar(){
+ //菜单栏
+ String[] menuArr = {"文件(F)", "编辑(E)", "格式(O)", "查看(V)", "帮助(H)"};
+ //菜单项
+ String[][] menuItemArr = {
+ {"新建(N)", "打开(O)...", "保存(S)", "另存为(A)...", "-", "退出(X)"},
+ {"撤消(U)", "-", "剪切(T)", "复制(C)", "粘贴(P)", "删除(L)", "-",
+ "查找(F)...", "替换(R)...", "转到(G)...", "-", "全选(A)", "时间/日期(D)"},
+ {"自动换行(W)", "字体(F)..."},
+ {"状态栏(S)"},
+ {"查看帮助(H)", "-", "关于小米便签(A)"}};
+ //组合菜单栏
+ JMenuBar menuBar = new JMenuBar();
+ for(int i = 0; i < menuArr.length; i++){
+ JMenu menu = new JMenu(menuArr[i]);
+ menu.setFont(menuFont);
+ for(int j = 0; j < menuItemArr[i].length; j++){
+ //如果是-，添加分隔符
+ if (menuItemArr[i][j].equals("-")){
+ menu.addSeparator();
+ }
+ else if (menuItemArr[i][j].equals("自动换行(W)") || menuItemArr[i][j].equals("状态栏(S)") ){ //自动换行要用JCheckBoxMenuItem
+ //JCheckBoxMenuItem默认未选中
+ JCheckBoxMenuItem checkboxMenuItem = new JCheckBoxMenuItem(menuItemArr[i][j]);
+ if (menuItemArr[i][j].equals("状态栏(S)")) stateMenuItem = checkboxMenuItem;
+ checkboxMenuItem.addActionListener(ActionListenerFactory.getActionListener(this, menuItemArr[i][j]));
+ checkboxMenuItem.setFont(menuFont);
+ menu.add(checkboxMenuItem);
+ }
+ else{
+ JMenuItem menuItem = new JMenuItem(menuItemArr[i][j]);
+ menuItem.addActionListener(ActionListenerFactory.getActionListener(this, menuItemArr[i][j]));
+ //“撤消”菜单初始为不可点击
+ if(menuItem.getText().equals("撤消(U)")){
+ this.repealMenuItem = menuItem;
+ menuItem.setEnabled(false);
+ }else if (menuItemArr[i][j].equals("查看帮助(H)")){
+ menuItem.setEnabled(false);
+ }else if(menuItemArr[i][j].equals("转到(G)...")){
+ this.gotoMenuItem = menuItem;
+ }
+ menuItem.setFont(menuFont);
+ menu.add(menuItem);
+ //页面设置和打印功能取消，菜单项改为灰色
+ }
+ }
+ if (!menu.getText().equals("自动换行(W)")){
+ menuBar.add(menu);
+ }
+ }
+ return menuBar;
+ }
+
+ //创建底部的状态栏
+ private JPanel createStatePanel(){
+ this.statePanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
+ this.statePanel.add(this.stateLabel);
+ this.stateLabel.setFont(this.defaultTextAreaFont);
+ this.setStateLabel(1,1);
+ //默认不可见
+ statePanel.setVisible(false);
+ return statePanel;
+ }
+
+ //创建加了滚动条的JTextArea
+ private JScrollPane createTextArea(){
+ //添加监听器
+ textArea.getDocument().addDocumentListener(
+ DocumentListenerFactory.getDocumentListener(this, "NotepadFrameTextArea"));
+ textArea.addCaretListener(CaretListenerFactory.getCaretListener(this));
+ //默认不自动换行
+ textArea.setLineWrap(false);
+ //如果要换行，单词边界处换行
+ textArea.setWrapStyleWord(true);
+ //字体,默认使用menuFont
+ textArea.setFont(this.defaultTextAreaFont);
+ JScrollPane scrollPane = new JScrollPane(textArea);
+ return scrollPane;
+ }
+
+ // 选中文本
+ public void select(int start, int end){
+ textArea.select(start, end);
+ }
+
+ // 设置文本域中光标的位置
+ public void setCaretPosition(int index){
+ textArea.setCaretPosition(index);
+ }
+
+ // 获取文本域的总行数
+ public int getLineCount(){
+ return textArea.getLineCount();
+ }
+
+ // 设置文本域的文字
+ public void setTextAreaFont(Font font){
+ textArea.setFont(font);
+ }
+
+ // 获取文本域的字体
+ public Font getTextAreaFont(){
+ return textArea.getFont();
+ }
+
+ // 改变文本域自动换行的状态
+ public void setLineWrap(boolean b){
+ textArea.setLineWrap(b);
+ }
+
+ // 获取文本域自动换行的状态
+ public boolean getLineWrap(){
+ return textArea.getLineWrap();
+ }
+
+ //获取光标开始的位置
+ public int getSelectionStart(){
+ return textArea.getSelectionStart();
+ }
+
+ // 获取文本域光标结束的位置
+ public int getSelectionEnd(){
+ return textArea.getSelectionEnd();
+ }
+
+ //往文本域内追加文本
+ public void append(String text){
+ textArea.append(text);
+ }
+
+ // 获取文本域内的全部文本
+ public String getWholeText(){
+ return textArea.getText();
+ }
+
+ // 设置文本域的文本
+ public void setText(String text){
+ textArea.setText(text);
+ }
+
+ // 获取选中文本
+ public String getSelectedText(){
+ return textArea.getSelectedText();
+ }
+
+ // 全选
+ public void selectAll(){
+ textArea.selectAll();
+ }
+
+ // 替换选中文本
+ public void replaceSelection(String text){
+ textArea.replaceSelection(text);
+ }
+
+ //设置底部状态栏的行数
+ public void setStateLabel(int row, int column){
+ this.stateLabel.setText("第" + row + "行，第" + column + "列 ");
+ }
+
+ // 设置状态栏的可见性
+ public void setStatePanelVisible(boolean b){
+ statePanel.setVisible(b);
+ }
+
+ // 获取状态栏的可见性状态
+ public boolean getStatePanelVisible(){
+ return statePanel.isVisible();
+ }
+
+ //设置保存的文件
+ //改变窗口名
+ //存入已打开文件Map
+ public void setFile(File file){
+ this.file = file;
+ this.setTitle(file.getName() + PROGRAM_NAME);
+ openedFiles.put(file, this);
+ }
+
+ //获取textArea保存的文件
+ public File getFile(){
+ return this.file;
+ }
+
+ //存取tmpText
+ public void setTmpText(String txt){
+ this.tmpText = txt;
+ }
+ public String getTmpText(){
+ return this.tmpText;
+ }
+
+ //设置JTextArea的未保存更改标记
+ public void setHasChangedNoSave(boolean b){
+ this.hasChangedNOSave = b;
+ }
+
+ //获取JTextArea的未保存更改标记
+ public boolean getHasChangedNoSave(){
+ return this.hasChangedNOSave;
+ }
+
+ //设置“状态栏”、“转到”菜单的可用性
+ public void setStateMenuItemEnabled(boolean b){
+ this.stateMenuItem.setEnabled(b);
+ this.gotoMenuItem.setEnabled(b);
+ }
+
+ //获取“状态栏”菜单的选中情况
+ public boolean getStatePanelMenuItem(){
+ return this.stateMenuItem.getState();
+ }
+
+ //设置“撤消”菜单的可见性
+ public void setRepealMenuItemEnabled(boolean b){
+ this.repealMenuItem.setEnabled(b);
+ }
+
+ // 获取保存的文本的栈的大小
+ public int getStackSize(){
+ return repealList.size();
+ }
+
+ // 将内容从栈中取出
+ public String popFromStack(){
+ if (repealList.size() > 1){
+ return repealList.pop();
+ }
+ return null;
+ }
+
+ // 将内容推入保存文件的栈
+ public void pushToStack(String text){
+ repealList.push(text);
+ }
+
+ //根据File获取NotepadFrame，由于是操作类相关的属性，用静态方法
+ public static NotepadFrame getNotepadFrame(File file){
+ return openedFiles.get(file);
+ }
+
+ //删除openedFiles中指定的File，由于这是类相关的属性，改用静态方法
+ public static void deleteOpenedFile(File file){
+ openedFiles.remove(file);
+ }
+
+
+ //判断某File是否已经打开，类相关属性，用静态方法
+ public static boolean isFileOpened(File file){
+ return openedFiles.containsKey(file);
+ }
+
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..d636cc10d736ca40db27d6aef70bb7e963e76100
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindDialog.java"
@@ -0,0 +1,194 @@
+package king.notepad.view.findreplacedialog;
+
+import java.awt.BorderLayout;
+import java.awt.GridLayout;
+
+import javax.swing.BorderFactory;
+import javax.swing.Box;
+import javax.swing.BoxLayout;
+import javax.swing.ButtonGroup;
+import javax.swing.JButton;
+import javax.swing.JCheckBox;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JRadioButton;
+import javax.swing.JTextField;
+import javax.swing.border.TitledBorder;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+import king.notepad.documentlistener.DocumentListenerFactory;
+import king.notepad.view.NotepadFrame;
+/**
+ * “查找”对话框
+ * 分为左右两个JPanel，左侧JPanel分为上下两部分
+ * 每个NotepadFrame对应的JPanel都不同，所以此处不使用全静态方法
+ * 一律为非模式
+ */
+public class FindDialog extends MyDialog{
+ private JTextField text = new JTextField(10); // 参数设置的是最小宽度
+ private JCheckBox caseCheckBox = new JCheckBox("区分大小写(C)");
+ private JRadioButton up = new JRadioButton("向上(U)");
+ private JRadioButton down = new JRadioButton("向下(D)", true);
+ private NotepadFrame frame;
+ private JButton findNext;
+
+ public FindDialog(NotepadFrame frame){
+ super(frame, "查找");
+ this.frame = frame;
+ add(createLeftPanel(), BorderLayout.WEST);
+ add(createRightPanel());
+ pack();
+ if (text.getText() != null
+ && text.getText().length() > 0) setButtonEnable(true);
+ setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+ setVisible(true);
+ setResizable(false);
+ }
+
+
+
+ /**
+ * 左半部分对话框
+ * @return
+ */
+ private Box createLeftPanel(){
+ //上半部分
+ JLabel label = new JLabel("查找内容(N):");
+ label.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 10));
+ Box upBox = new Box(BoxLayout.X_AXIS);
+ upBox.add(label);
+ text.setText(lastFindText); //上次查找的字符串
+ text.getDocument().addDocumentListener(
+ DocumentListenerFactory.getDocumentListener(this, "FindReplaceTextField"));
+ text.selectAll();
+ upBox.add(text);
+ //下半部分
+ //下左
+ caseCheckBox.setBorder(BorderFactory.createEmptyBorder(35, 0, 0, 20));
+ //带边框的二个单选按钮
+ //下右
+ ButtonGroup directionButtonGroup = new ButtonGroup();
+ directionButtonGroup.add(up);
+ directionButtonGroup.add(down);
+ JPanel direction = new JPanel();
+ direction.add(up); //ButtonGroup只起到组合作用，不是容器
+ direction.add(down);
+ direction.setBorder(BorderFactory.createTitledBorder(
+ BorderFactory.createEtchedBorder(), "方向", TitledBorder.LEFT
+ , TitledBorder.TOP));
+ Box downBox = new Box(BoxLayout.X_AXIS);
+ downBox.add(caseCheckBox);
+ downBox.add(direction);
+ downBox.setBorder(BorderFactory.createEmptyBorder(10, 0, 0, 0));
+ //组合上下两部分
+ Box left = new Box(BoxLayout.Y_AXIS);
+ left.add(upBox);
+ left.add(downBox);
+ left.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ return left;
+ }
+
+ /**
+ * 返回右半部分对话框
+ * @return
+ */
+ private JPanel createRightPanel(){
+ JPanel right = new JPanel(new GridLayout(2, 1, 0, 10));
+ findNext = new JButton("查找下一个(F)");
+ setButtonEnable(false);
+ findNext.addActionListener(ActionListenerFactory.getActionListener(this, "查找下一个(F)"));
+ JButton cancel = new JButton("取消");
+ cancel.addActionListener(ActionListenerFactory.getActionListener(this, "取消"));
+ right.add(findNext);
+ right.add(cancel);
+ right.setBorder(BorderFactory.createEmptyBorder(10, 0, 30, 20));
+ return right;
+ }
+
+// //调试用
+// public FindDialog(){
+// add(createLeftPanel(), BorderLayout.WEST);
+// add(createRightPanel());
+// pack();
+// setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+// setVisible(true);
+// }
+// public static void main(String[] args){
+// new FindDialog();
+// }
+
+ //是否区分大小写
+ @Override
+ public boolean isMatchCase() {
+ return caseCheckBox.isSelected();
+ }
+
+ //返回待查找的目标字符串，同时将它保存进lastFindText
+ @Override
+ public String getFindText() {
+ lastFindText = text.getText();
+ return lastFindText;
+ }
+
+ //是否向下查找
+ @Override
+ public boolean isDownward() {
+ return down.isSelected()?true:false;
+ }
+
+ //获取所属的NotepadFrame
+ @Override
+ public NotepadFrame getNotepadFrame() {
+ return frame;
+ }
+
+ //获取待查找字符串，此处为查找对话框，用不到此方法，可以任意返回。
+ @Override
+ public String getReplaceText() {
+ return "";
+ }
+
+ //改变“查找下一个”按钮的可用性
+ @Override
+ public void setButtonEnable(boolean b) {
+ findNext.setEnabled(b);
+ }
+
+ //获取文本域的全部文本
+ @Override
+ public String getWholeText() {
+ return frame.getWholeText();
+ }
+
+ //获取被选择文本的尾部
+ @Override
+ public int getSelectionEnd() {
+ return frame.getSelectionEnd();
+ }
+
+ //选择对应的文本域
+ @Override
+ public void select(int start, int end) {
+ frame.select(start, end);
+ }
+
+ //获取文本域的开始位置
+ @Override
+ public int getSelectionStart() {
+ return frame.getSelectionStart();
+ }
+
+ // 目前选中的文本
+ @Override
+ public String getSelectedText() {
+ return frame.getSelectedText();
+ }
+
+ // 替换选中文本，查找对话框不对文本域进行操作
+ @Override
+ public void replaceSelection(String text) {}
+
+ //设置文本域的文本，查找对话框不对文本域进行操作
+ @Override
+ public void setText(String text) {}
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindReplaceDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindReplaceDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..5c6058ecf1776a5238be4e5e750a131f4aec2917
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/FindReplaceDialog.java"
@@ -0,0 +1,198 @@
+package king.notepad.view.findreplacedialog;
+
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
+import java.awt.GridLayout;
+
+import javax.swing.BorderFactory;
+import javax.swing.Box;
+import javax.swing.BoxLayout;
+import javax.swing.JButton;
+import javax.swing.JCheckBox;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JRadioButton;
+import javax.swing.JTextField;
+
+import king.notepad.actionlistener.ActionListenerFactory;
+import king.notepad.documentlistener.DocumentListenerFactory;
+import king.notepad.view.NotepadFrame;
+
+//替换对话框
+public class FindReplaceDialog extends MyDialog {
+ private JTextField textFind = new JTextField(20); // 参数设置的是最小宽度
+ private JTextField textReplace = new JTextField(20);
+ private JCheckBox caseCheckBox = new JCheckBox("区分大小写(C)");
+ private JRadioButton up = new JRadioButton("向上(U)");
+ private JRadioButton down = new JRadioButton("向下(D)", true);
+ private NotepadFrame frame;
+ private JButton[] buttonArr = new JButton[4]; //对话框中的四个按钮
+
+ public FindReplaceDialog(NotepadFrame frame){
+ super(frame, "替换");
+ this.frame = frame;
+ add(createLeftPanel(), BorderLayout.WEST);
+ add(createRightPanel());
+ if (textFind.getText() != null && textFind.getText().length() > 0) setButtonEnable(true);
+ pack();
+ setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+ setVisible(true);
+ setResizable(false);
+ }
+
+// //以下为调试用
+// public FindReplaceDialog(){
+// super();
+// this.frame = frame;
+// add(createLeftPanel(), BorderLayout.WEST);
+// add(createRightPanel());
+// pack();
+// setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+// setVisible(true);
+// setResizable(false);
+// }
+// public static void main(String[] args){
+// new FindReplaceDialog();
+// }
+
+
+ /**
+ * 左半部分对话框
+ * @return
+ */
+ private Box createLeftPanel(){
+ //上半部分
+ //两个标签
+ JLabel findLabel = new JLabel("查找内容(N):");
+ findLabel.setBorder(BorderFactory.createEmptyBorder(0, 0, 10, 10));
+ JLabel replaceLabel = new JLabel("替换为(P):");
+ Box upLeftBox = new Box(BoxLayout.Y_AXIS);
+ upLeftBox.add(findLabel);
+ upLeftBox.add(replaceLabel);
+ //两个文本框
+// textFind.setText(TextService.getClipboardText()); //初始搜索文本为剪贴板
+ textFind.setText(lastFindText); //上次查找的字符串
+ textFind.getDocument().addDocumentListener(
+ DocumentListenerFactory.getDocumentListener(this, "FindReplaceTextField"));
+ Box upRightBox = new Box(BoxLayout.Y_AXIS);
+ upRightBox.add(textFind);
+ upRightBox.add(Box.createVerticalStrut(10));
+ upRightBox.add(textReplace);
+ //上半部分组装一起
+ Box upBox = new Box(BoxLayout.X_AXIS);
+ upBox.setBorder(BorderFactory.createEmptyBorder(10, 0, 0, 0));
+ upBox.add(upLeftBox);
+ upBox.add(upRightBox);
+ //下半部分
+ //下左
+ caseCheckBox.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 0));
+ JPanel downPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
+ downPanel.add(caseCheckBox);
+ //组合上下两部分
+ Box left = new Box(BoxLayout.Y_AXIS);
+ left.add(upBox);
+ left.add(downPanel);
+ left.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+ return left;
+ }
+
+ /**
+ * 返回右半部分对话框
+ * @return
+ */
+ private JPanel createRightPanel(){
+ JPanel right = new JPanel(new GridLayout(2, 2, 15, 15));
+ //把JButton放入JPanel，可以减小Button的大小
+ String[] buttonNameArr = {"查找下一个(F)", "替换(R)", "全部替换(A)", "取消"};
+ for(int i = 0; i < buttonArr.length; i++){
+ buttonArr[i] = new JButton(buttonNameArr[i]);
+ buttonArr[i].addActionListener(ActionListenerFactory.getActionListener(this, buttonNameArr[i]));
+ right.add(buttonArr[i]);
+ }
+ setButtonEnable(false);
+ right.setBorder(BorderFactory.createEmptyBorder(15, 0, 30, 20));
+ return right;
+ }
+
+ // 设置前三个按钮的可用性
+ public void setButtonEnable(boolean b){
+ for(int i = 0; i < 3; i++){
+ buttonArr[i].setEnabled(b);
+ }
+ }
+
+ //是否区分大小写
+ @Override
+ public boolean isMatchCase() {
+ return caseCheckBox.isSelected();
+ }
+
+ //返回待查找的目标字符串
+ @Override
+ public String getFindText() {
+ lastFindText = textFind.getText();
+ return lastFindText;
+ }
+
+ //是否向下查找，替换对话框无此选项，一律为true
+ @Override
+ public boolean isDownward() {
+ return true;
+ }
+
+ //获取所属的NotepadFrame
+ @Override
+ public NotepadFrame getNotepadFrame() {
+ return frame;
+ }
+
+ //获取待替换的字符串
+ @Override
+ public String getReplaceText() {
+ lastReplaceText = textReplace.getText();
+ return lastReplaceText;
+ }
+
+ //获取文本域的全部文本
+ @Override
+ public String getWholeText() {
+ return frame.getWholeText();
+ }
+
+ //获取被选择文本的尾部
+ @Override
+ public int getSelectionEnd() {
+ return frame.getSelectionEnd();
+ }
+
+ //选择对应的文本域
+ @Override
+ public void select(int start, int end) {
+ frame.select(start, end);
+ }
+
+ //获取文本域的开始位置
+ @Override
+ public int getSelectionStart() {
+ return frame.getSelectionStart();
+ }
+
+ // 目前选中的文本
+ @Override
+ public String getSelectedText() {
+ return frame.getSelectedText();
+ }
+
+ // 替换选中文本
+ @Override
+ public void replaceSelection(String text) {
+ frame.replaceSelection(text);
+ }
+
+ //设置文本域的文本
+ @Override
+ public void setText(String text) {
+ frame.setText(text);
+ }
+
+}
diff --git "a/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/MyDialog.java" "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/MyDialog.java"
new file mode 100644
index 0000000000000000000000000000000000000000..8c52e7882838baeaaf9bf08c27257d301794ed47
--- /dev/null
+++ "b/\344\270\252\344\272\272\344\275\234\344\270\232\346\217\220\344\272\244/\345\210\230\345\270\205/view/findreplacedialog/MyDialog.java"
@@ -0,0 +1,40 @@
+package king.notepad.view.findreplacedialog;
+
+import java.awt.Frame;
+
+import javax.swing.JDialog;
+
+import king.notepad.view.NotepadFrame;
+
+public abstract class MyDialog extends JDialog {
+ protected static String lastFindText = "";
+ protected static String lastReplaceText = "";
+
+ //调试用
+ public MyDialog(){
+ super();
+ }
+
+ public MyDialog(Frame owner, String title){
+ super(owner, title);
+ //设置对话框在Frame正中
+ int frameX = (int)owner.getBounds().getX();
+ int frameY = (int)owner.getBounds().getY();
+ setBounds(frameX+80, frameY+150, 0, 0);
+ }
+
+ public abstract void setButtonEnable(boolean b); //设置查找替换对话框三个按钮的状态
+ public abstract boolean isMatchCase(); //是否区分大小写
+ public abstract boolean isDownward(); //是否向下查找
+ public abstract String getFindText(); //需要查找的目标字符串
+ public abstract String getReplaceText(); //需要替换的目标字符串
+ public abstract String getWholeText(); //获取文本域的全部文本
+ public abstract String getSelectedText(); //目前选中的文本
+ public abstract NotepadFrame getNotepadFrame(); //返回所属NotepadFrame
+ public abstract int getSelectionStart(); //获取文本域的开始位置
+ public abstract int getSelectionEnd(); //获取文本域选择的尾部位置
+ public abstract void select(int start, int end); //选择对应的文本域
+ public abstract void replaceSelection(String text); //替换选中文本
+ public abstract void setText(String text); //设置文本域的文本
+
+}