treenodeeditor.java

农业银行ATM对帐查询系统后台类包的源代码,实现了FTP,数据库管理等等功能

package boco.shabank.powermanager;


import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.*;
import java.util.*;
import javax.swing.tree.*;
import java.sql.*;
import javax.swing.event.*;

public class TreeNodeEditor extends javax.swing.DefaultCellEditor{
       protected javax.swing.event.EventListenerList listenerList=new EventListenerList();
       protected ChangeEvent changeEvent=new ChangeEvent(this);
       protected ResultSet rs=null;
       protected ResultSet rsColumn=null;
       protected Connection conn;
       protected Statement stmt;
       //javax.swing.JTextField temp=new javax.swing.JTextField("");
       //javax.swing.JTextField temp=((javax.swing.JTextField)super.getComponent());
       protected String oldModelValue="";
       protected String oldNodeParentValue="";
       protected String newModelValue="";
       protected String oldModelGroupValue="";
       protected String newModelGroupValue="";
       String type="";
       PowerManager pm;
       /**
       * TreeNodeEditor 构造子注解。
       * @param textField javax.swing.JTextField
       */
       public TreeNodeEditor(JTextField field) {
	      super(field);
	      pm = new PowerManager();
              //System.out.println("构造函数") ;
        }
        public java.awt.Component getTreeCellEditorComponent(javax.swing.JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf,int row) {
               //System.out.println("getTreeCellEditorComponent");
               if(value instanceof DefaultMutableTreeNode){
			DefaultMutableTreeNode node=(DefaultMutableTreeNode)value;
                        oldModelGroupValue=node.toString();
	                ((JTextField)super.getComponent()).setText(node.toString());
                }
                return (JTextField)super.getComponent();
        }
        public Object getCellEditorValue() {
               //System.out.println("getCellEditorValue") ;
               newModelGroupValue=((JTextField)super.getComponent()).getText();
	       //修改数据库信息
	       pm.updatePowerGroupGrpName(newModelGroupValue,oldModelGroupValue);
	       //test:System.out.println("value="+oldModelGroupValue) ;
	       //test:System.out.println("value="+newModelGroupValue) ;
	       return ((JTextField)super.getComponent()).getText();
        }
        public boolean isCellEditable(java.util.EventObject anEvent) {
               //System.out.println("isCellEditable") ;
	       return true;
        }
        public boolean stopCellEditing() {
               //System.out.println("stopCellEditing"); 
               CellEditorListener listener;
               Object[] listeners=listenerList.getListenerList();
               for(int i=0;i<listeners.length;i++){ 
                       if(listeners[i]==CellEditorListener.class){
                       listener=(CellEditorListener)listeners[i+1];
                       listener.editingStopped(changeEvent);
                }
        }
       //System.out.println("stop");
        return true;
    }

    public void cancelCellEditing() {
           //System.out.println("cancelCellEditing") ;
           CellEditorListener listener;
           Object[] listeners=listenerList.getListenerList();
           for(int i=0;i<listeners.length;i++){ 
                   if(listeners[i]==CellEditorListener.class){
                        listener=(CellEditorListener)listeners[i+1];
                        listener.editingCanceled(changeEvent);
                    }
            }
    }
    public synchronized void removeCellEditorListener(CellEditorListener l) {
        //System.out.println("removeCellEditorListerner") ;
        listenerList.remove(CellEditorListener.class,l);
    }
    public void addCellEditorListener(javax.swing.event.CellEditorListener l) {
        //System.out.println("addCellEditorListener") ;
        listenerList.add(CellEditorListener.class,l);
    }
    public void updateDbInfo(){
           //System.out.println("updateDbInfo") ;
           //DbOperator dbconn=new DbOperator(connStr,username,pass);
           if(!oldModelValue.equals("")){
                //dbconn.updateModel("",newModelValue,oldModelValue);
                oldModelValue="";
                //System.out.println("model changed");
        }
        if(!oldModelGroupValue.equals("")){
            //dbconn.updateModelGroup(newModelGroupValue,oldModelGroupValue);
            oldModelGroupValue="";
            //System.out.println("modelgroup changed");
        }
        //dbconn.DbClose();
    }
}