frame1.java~336~

源程序（包括最初的版本

      drawTable.fillCurrent();
      drawTable.unFillPreCurrent(index - 1);
      drawTable.paintBottomNode();
      drawTable.repaint();
    }

    if (index == table.number) { //重新开始
      index = -1;
      drawTable.cleanBottonCircle();

      binaryTreeInOrder.setText("中序遍历");
      binaryTreePreOrder.setText("先序遍历");
      binaryTreePostOrder.setText("后序遍历");
      binaryTreeInOrder.setEnabled(true);
      binaryTreePreOrder.setEnabled(true);
    }
  }

  /**树的先根遍历事件*/
  void treePreOrder_actionPerformed(ActionEvent e) {
    if (table.isEmpty() == true) {
      return;
    }
    //使其他功能按钮不能使用
    text.setEnabled(false);
    binaryTreePreOrder.setEnabled(false);
    binaryTreeInOrder.setEnabled(false);
    binaryTreePostOrder.setEnabled(false);
    treePreOrder.setEnabled(true);
    treePostOrder.setEnabled(false);
    treePreOrder.setText("下一步");

    table.changePathQueue(tree.preOrder());
    drawTable.setTable(table);
    if (index < table.number) {
      drawTable.setCurrent(++index);
      drawTable.fillCurrent();
      drawTable.unFillPreCurrent(index - 1);
      drawTable.paintBottomNode();
      drawTable.repaint();

    }
    if (index == table.number) { //重新开始
      index = -1;
      drawTable.cleanBottonCircle();
      treePreOrder.setText("先根遍历");
      treePostOrder.setEnabled(true);
    }
  }

  /**树的后根遍历事件*/
  void treePostOrder_actionPerformed(ActionEvent e) {
    if (table.isEmpty() == true) {
      return;
    }
    //使其他功能按钮不能使用
    text.setEnabled(false);
    binaryTreePreOrder.setEnabled(false);
    binaryTreeInOrder.setEnabled(false);
    binaryTreePostOrder.setEnabled(false);
    treePreOrder.setEnabled(false);
    treePostOrder.setEnabled(true);
    treePostOrder.setText("下一步");

    table.changePathQueue(tree.postOrder());
    drawTable.setTable(table);
    if (index < table.number) {
      drawTable.setCurrent(++index);
      drawTable.fillCurrent();
      drawTable.unFillPreCurrent(index - 1);
      drawTable.paintBottomNode();
      drawTable.repaint();
    }

    if (index == table.number) { //重新开始
      index = -1;
      drawTable.cleanBottonCircle();

      treePostOrder.setText("后根遍历");
      treePreOrder.setEnabled(true);
    }
  }

  /**重置*/
  void reset_actionPerformed(ActionEvent e) {
    table = new Table(); //表格数据，记录了节点的坐标等信息
    tree = new Tree(); //树
    binaryTree = new BinaryTree(); //二叉树
    autoThread = null; //基本运行线程
    index = -1;
    //fps = 1000; //频率
    /******************************************************
         //drawTable=new DrawPanel();
          切记，不要再新建一个对象了！！
     ******************************************************/
    drawTable.removeAll();
    drawTable.repaint();

    text.setEnabled(true);
    text.setText(null);
    binaryTreePreOrder.setEnabled(true);
    binaryTreeInOrder.setEnabled(true);
    binaryTreePostOrder.setEnabled(true);
    treePreOrder.setEnabled(true);
    treePostOrder.setEnabled(true);
    binaryTreePreOrder.setText("先序遍历");
    binaryTreeInOrder.setText("中序遍历");
    binaryTreePostOrder.setText("后序遍历");
    treePreOrder.setText("先根遍历");
    treePostOrder.setText("后根遍历");
  }

  /**自动遍历*/
  void auto_actionPerformed(ActionEvent e) {
    // if(e.getActionCommand().equals("start")){
    //now="auto";
    // auto.setText("pause");
    //if(index==-1){return;}
    if (auto.getText().equals("auto")) {
      now = "auto";
      auto.setText("pause");
      auto.setToolTipText("暂停");
      travel = true;
      autoThread = new Thread(this);
      autoThread.start();
    }

    else if (auto.getText().equals("pause")) {
      now = "pause";
      auto.setText("continue");
      auto.setToolTipText("继续");
      // autoThread.interrupt();
      //auto
    }
    else if (auto.getText().equals("continue")) {
      now = "continue";
      auto.setText("pause");
      auto.setToolTipText("暂停");
      //autoThread.interrupt();
    }
  }

  void stop_actionPerformed(ActionEvent e) {
    if (auto.getText().equals("auto")) {
      return;
    }
    now = "stop";
    travel = false;
    index = -1;
    auto.setText("auto");
    autoThread.interrupt();
    //Thead.stop()f方法不提倡使用了！！
    /*try {
      autoThread.stop();
         }
         catch (Exception ex) {
         }
         autoThread = null;*/

    //按钮的还原
    if (jRadioButtonTree.isSelected() == true) {
      treePreOrder.setEnabled(true);
      treePostOrder.setEnabled(true);
      treePreOrder.setText("先根遍历");
      treePostOrder.setText("后根遍历");
    }
    else if (jRadioButtonBT.isSelected() == true) {
      binaryTreePreOrder.setEnabled(true);
      binaryTreeInOrder.setEnabled(true);
      binaryTreePostOrder.setEnabled(true);
      binaryTreePreOrder.setText("先序遍历");
      binaryTreeInOrder.setText("中序遍历");
      binaryTreePostOrder.setText("后序遍历");
    }

    drawTable.cleanBottonCircle(); //画板的清除
    drawTable.repaint();
  }

  /**实现Runnable接口的方法*/
  public void run() {
    while (index < table.number - 1) {
      if (!now.equals("pause")) {
        if (travel == true) {
          drawTable.setCurrent(++index);
          drawTable.fillCurrent();
          drawTable.unFillPreCurrent(index - 1);
          drawTable.paintBottomNode();
          drawTable.repaint();
        }
      }
      if (travel == true) { //now.equals("pause")
        try {
          Thread.sleep(2500 / fps);
        }
        catch (InterruptedException ex) {
          //autoThread.notifyAll();
          return;
        }
      }

      if (index == table.number -1) { //重新开始  index==table.number则不循环
        index = -1;
        try {
          Thread.sleep(2500 / fps);
        }
        catch (InterruptedException ex) {
          //autoThread.notifyAll();
          return;
        }
        drawTable.cleanBottonCircle(); //清除填充的颜色
      }
    }
  }

  /**打开文件监听*/
  void jMenuOpen_actionPerformed(ActionEvent e) {
    StringBuffer content = new StringBuffer();
    JFileChooser jFileChooser = new JFileChooser("c:\\");
    jFileChooser.addChoosableFileFilter(new TxtFileFilter("txt"));
    jFileChooser.setDialogType(jFileChooser.OPEN_DIALOG);
    int result = jFileChooser.showOpenDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
      File file = jFileChooser.getSelectedFile();
      if (file.getName().endsWith(".txt")) {
        try {
          String s;
          FileReader fr = new FileReader(file);
          BufferedReader br = new BufferedReader(fr);

          while ( (s = br.readLine()) != null) {
            content.append(s);
          }
          br.close();
        }
        catch (IOException ex) {
          System.out.println(ex);
        }
      }
    }
    if (result == JFileChooser.CANCEL_OPTION) {}
    text.setText(content.toString());
  }

  /**保存文件监听*/
  void jMenuSave_actionPerformed(ActionEvent e) {
    JFileChooser jFileChooser = new JFileChooser("c:\\");
    jFileChooser.addChoosableFileFilter(new TxtFileFilter("txt"));
    jFileChooser.setDialogType(jFileChooser.SAVE_DIALOG);
    int result = jFileChooser.showSaveDialog(this);
    File file = null;
    if (result == JFileChooser.APPROVE_OPTION) {
      try {
        file = jFileChooser.getSelectedFile();
        FileWriter fw = new FileWriter(file);
        fw.write(text.getText());
        fw.close();
      }
      catch (IOException ex1) {
        System.out.println(ex1);
      }
    }
  }
}

class Frame1_jMenuFileExit_ActionAdapter
    implements ActionListener {
  Frame1 adaptee;

  Frame1_jMenuFileExit_ActionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jMenuFileExit_actionPerformed(e);
  }
}

class Frame1_jMenuHelpAbout_ActionAdapter
    implements ActionListener {
  Frame1 adaptee;

  Frame1_jMenuHelpAbout_ActionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jMenuHelpAbout_actionPerformed(e);
  }

}

class Frame1_jRadioButtonTree_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jRadioButtonTree_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jRadioButtonTree_actionPerformed(e);
  }
}

class Frame1_jRadioButtonBT_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jRadioButtonBT_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jRadioButtonBT_actionPerformed(e);
  }
}

class Frame1_text_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_text_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.text_actionPerformed(e);
  }
}

class Frame1_binaryTreePreOrder_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_binaryTreePreOrder_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.binaryTreePreOrder_actionPerformed(e);
  }
}

class Frame1_binaryTreeInOrder_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_binaryTreeInOrder_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.binaryTreeInOrder_actionPerformed(e);
  }
}

class Frame1_binaryTreePostOrder_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_binaryTreePostOrder_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.binaryTreePostOrder_actionPerformed(e);
  }
}

class Frame1_treePreOrder_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_treePreOrder_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.treePreOrder_actionPerformed(e);
  }
}

class Frame1_treePostOrder_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_treePostOrder_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.treePostOrder_actionPerformed(e);
  }
}

class Frame1_reset_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_reset_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.reset_actionPerformed(e);
  }
}

class Frame1_auto_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_auto_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.auto_actionPerformed(e);
  }
}

class Frame1_stop_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_stop_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.stop_actionPerformed(e);
  }
}

class Frame1_jMenuOpen_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jMenuOpen_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jMenuOpen_actionPerformed(e);
  }
}

class Frame1_jMenuSave_actionAdapter
    implements java.awt.event.ActionListener {
  Frame1 adaptee;

  Frame1_jMenuSave_actionAdapter(Frame1 adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.jMenuSave_actionPerformed(e);
  }
}