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用Java编写的记事本程序(2)

时间:2009-12-23 15:42来源:未知 作者:admin 点击:
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public void frame_windowclose_windowClosing(WindowListener e){ this.close(); } ///////////////////////////////////////////////////////// public void text_mouseClicked(MouseEvent e){ if(e.getModifiers()==InputEvent.BUTTON3_MASK){ pop.show((C
 public void frame_windowclose_windowClosing(WindowListener e){
  this.close();
  }
  /////////////////////////////////////////////////////////
  public void text_mouseClicked(MouseEvent e){
  if(e.getModifiers()==InputEvent.BUTTON3_MASK){
  pop.show((Component)e.getSource(),e.getX(),e.getY());
  }
  }
  public void text_ancestorAdded(AncestorEvent e){
  this.dirty=false;
  this.newtext();
  }
  public void text_caretUpdate(CaretEvent e)
  {
  this.dirty=true;
  //this.statubar.setText(this.text.getText());
  }
  ///////////// File /////////////////////////////////////
  public void File_open_actionPerformed(ActionEvent e){
  //打开的事件
  this.opentext();
  }
  
  public void File_new_actionPerformed(ActionEvent e){
  ///新建的事件
  this.newtext();
  }
  
  public void File_save_actionPerformed(ActionEvent e){
  //保存的事件
  this.save();
  }
  
  public void File_saveas_actionPerformed(ActionEvent e){
  //另存为
  this.saveas();
  }
  public void File_quite_actionPerformed(ActionEvent e){
  this.close();
  }
  ////////////////// Edit /////////////////////////////////////
  public void Edit_undo_actionPerformed(ActionEvent e){
  //撤销
  this.undo();
  }
  public void Edit_cut_actionPerformed(ActionEvent e){
  //剪切
  this.cut();
  }
  public void Edit_copy_actionPerformed(ActionEvent e){
  //复制
  this.copy();
  }
  public void Edit_paste_actionPerformed(ActionEvent e){
  //粘贴
  this.paste();
  }
  public void Edit_delete_actionPerformed(ActionEvent e){
  //删除
  this.delete();
  }
  public void Edit_find_actionPerformed(ActionEvent e){
  //查找
  int cu=this.text.getCaretPosition();
  int end=this.text.getText().length();
  FindDlg fd=new FindDlg(frame,"查找",true);
  fd.show();
  String str=fd.getFindStr().trim();
  
  
  if(fd.getFlag()){
  this.nextFindStr(str,cu,end);
  }else{
  this.upFindStr(str,cu);
  }
  
  }
  public void Edit_replace_actionPerformed(ActionEvent e){
  //替换
  int cu=this.text.getCaretPosition();
  int end=this.text.getText().length();
  ReplaceDlg rd=new ReplaceDlg(frame,"替换",true);
  rd.show();
  this.replaceStr(rd.findStr().trim(),rd.replaceStr().trim(),cu,end);
  }
  public void Edit_selectall_actionPerformed(ActionEvent e){
  //全选
  this.text.setSelectionStart(0);
  this.text.setSelectionEnd(this.text.getText().length());
  }
  public void Edit_timedate_actionPerformed(ActionEvent e){
  //时间日期
  SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  this.text.append(" 当前时间:"+sdf.format(new Date()));
  }
  ///////////// Format//////////////////////////////////////
  public void Format_Word_actionPerformed(ActionEvent e){
  //自动换行
  if(!this.text.getLineWrap()){
  this.text.setLineWrap(true);
  }
  else{
  this.text.setLineWrap(false);
  
   }
  }
  public void Format_font_actionPerformed(ActionEvent e){
  //字体"常规","斜体","粗体","粗斜体"
  Font cur=this.text.getFont();
  int type=Font.BOLD;
  FontSet fs=new FontSet(frame,"字体设置",true);
  fs.show();
  if(fs.flag){
  switch(fs.font2()){
  case 0:type=Font.PLAIN;break;
  case 1:type=Font.99vALIC;break;
  case 2:type=Font.BOLD; break;
  case 3:type=Font.ROMAN_BASELINE;break;
  default:type=Font.PLAIN;break;
  }
  Font f=new Font(fs.font1(),type,16);
  this.text.setFont(f);
  }else{
  this.text.setFont(cur);
  }
  }
  public void Format_color_actionPerformed(ActionEvent e){
  // 颜色
  Color current=this.text.getForeground();
  this.jColor.setColor(current);
  this.text.setForeground(
  this.jColor.showDialog(text,"选择颜色",current));
  
  }
  //////////////////// Help /////////////////////////////////////
  public void Help_about_actionPerformed(ActionEvent e){
  //关于作者
  new AboutDlg();
  }
  ////////////////////////////////////////////////////////
  public void pop_undo_actionPerformed(ActionEvent e){
  //Pop undo
  this.undo();
  }
  public void pop_cut_actionPerformed(ActionEvent e){
  //pop cut
  this.cut();
  }
  public void pop_copy_acionPerformed(ActionEvent e){
  //pop copy
  this.copy();
  }
  public void pop_paste_actionPerformed(ActionEvent e){
  //pop paste
  this.paste();
  }
  public void pop_delete_actionPerformed(ActionEvent e){
  //pop delete
  this.delete();
  }
  
  /************************************************************
  /////////////////////////////////////////////////////////////
  ////////////// coustm function ///////////////////////////////
  /////////////////////////////////////////////////////////////
  ************************************************************/
  
  void close(){
  
  if(this.dirty){
  Dlgtext Dt=new Dlgtext(frame,"提示",true);
  Dt.show();
  if(Dt.getCheck()){
  this.save();
  }
  else {
  frame.dispose();
  System.exit(0);
  }
  }else{
  frame.dispose();
  System.exit(0);
  
  }
  }
  void newtext(){//新建
  if((!this.dirty)(!this.saveas())){
  this.text.setText("");
  this.text.setFocusable(true);
  this.frame.setTitle("未命名-----Author:Jeason");
  this.statubar.setText("新建文本");
  }
  else this.saveas();
  }
  
  void opentext(){//打开
  //
  String strFileOpen="";
  if(!this.dirty){
  try{
  if(this.jFileChooser1.APPROVE_OPTION==
  this.jFileChooser1.showOpenDialog(frame)){
  strFileOpen=this.jFileChooser1.getSelectedFile().getPath();
  
  File file=new File(strFileOpen);
  int flength=(int)file.length();
  int num=0;
  FileReader fReader=new FileReader(file);
  char[] data=new char[flength];
  while(fReader.ready()){
  num+=fReader.read(data,num,flength-num);
  }
  fReader.close();
  this.text.setText(new String(data,0,num));
  this.filename=strFileOpen;
  this.frame.setTitle(this.filename);
  
   this.statubar.setText("Open File:"+this.filename);
  this.dirty=false;
  }else
  {
  return ;
  }
  }catch(Exception e){
  this.statubar.setText("Error Open:"+e.getMessage());
  }
  }else{
  this.save();
  }
  }
  boolean save(){//保存
  if(this.dirty){
  if(this.filename.length()!=0){
  try{
  File saveFile=new File(this.filename);
  
  FileWriter fw=new FileWriter(saveFile);
  fw.write(this.text.getText());
  fw.close();
  this.dirty=false;
  this.statubar.setText("保存文件:"+this.filename);
  return true;
  }catch(Exception e)
  {
  this.statubar.setText("保存出错: "+e.getMessage());
  return false;
  }
  }else{
  return this.saveas();
  }
  }else{
  return true;
  }
  }
  
  boolean saveas(){//另存为
  if(this.jFileChooser1.APPROVE_OPTION==this.jFileChooser1.showSaveDialog(frame)){
  this.filename=this.jFileChooser1.getSelectedFile().g
  
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