请教高手实现下拉日历

[hanfengthinker]

我有一个日历的JPanel了
想在JTable 或JCombobox里实现下拉日历
使得点击日期后将日期写在上面

[方健的专栏]

java的日历控件很少见，顶一下，期待高手！

[marryhong]

我这个是个联动的 和日历 好象同理

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

public class MyC extends JFrame implements MouseListener{
    JList city = new JList();
    JList tech = new JList();
    JTextArea jta = new JTextArea();
    JScrollPane jsp = new JScrollPane(jta);
    
    String[] sCity;
    String[] sTech;
    
    Connection con;
    Statement sta;
    ResultSet res;
    String sql;
    
    public MyC() {
    	this.setLayout(new GridLayout(1,3));
    	this.add(city);
    	this.add(tech);
    	this.add(jsp);
    	
    	city.setBorder(BorderFactory.createTitledBorder("请选择城市"));
    	tech.setBorder(BorderFactory.createTitledBorder("请选择特产"));
    	jsp.setBorder(BorderFactory.createTitledBorder("特产简介"));
    	
    	cInit();
   		tInit(city.getSelectedValue().toString());
    	
    	city.addMouseListener(this);
    	tech.addMouseListener(this);
    	
    	this.setDefaultCloseOperation(EXIT_ON_CLOSE);
    	this.setSize(320,240);
    	this.setVisible(true);
    }
    
    public void cInit(){
    	try{
	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
	    	con = DriverManager.getConnection("jdbc:odbc:myDB","sa","");
	    	sta = con.createStatement(1005,1008);
	    	sql = "select * from city";
	    	res = sta.executeQuery(sql);
	    	
	    	res.last();
	    	int n = res.getRow();
	    	sCity = new String[n];
	    	res.first();
	    	for(int i=0;i<n;i++){
	    		sCity[i] = res.getString(2);
	    		res.next();
	    	}
	    	city.setListData(sCity);
	    	city.setSelectedIndex(0);
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }

    public void tInit(String ss){
    	try{
	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
	    	con = DriverManager.getConnection("jdbc:odbc:myDB","sa","");
	    	sta = con.createStatement(1005,1008);
	    	sql = "select * from tech where cid=(select cid from city where city='"+ss+"')";
	    	res = sta.executeQuery(sql);
	    	
	    	res.last();
	    	int n = res.getRow();
	    	sTech = new String[n];
	    	res.first();
	    	for(int i=0;i<n;i++){
	    		sTech[i] = res.getString(3);
	    		res.next();
	    	}
	    	tech.setListData(sTech);
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }

    public void jtaInit(String ss){
    	try{
	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
	    	con = DriverManager.getConnection("jdbc:odbc:myDB","sa","");
	    	sta = con.createStatement(1005,1008);
	    	sql = "select * from tech where tc='"+ss+"'";
	    	res = sta.executeQuery(sql);
	    	
	    	while(res.next()){
	    		jta.setText(res.getString(4));
	    	}
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }
    
    public void mouseExited(MouseEvent e){
    	
    }
    
    public void mouseEntered(MouseEvent e){
    	
    }
    
    public void mouseClicked(MouseEvent e){
    	Object obj = e.getSource();
    	if(obj==city){
    		tInit(city.getSelectedValue().toString());
    	}else if(obj==tech){
    		jtaInit(tech.getSelectedValue().toString());
    	}
    }
    
    public void mouseReleased(MouseEvent e){
    	
    }
    
    public void mousePressed(MouseEvent e){
    	
    }
    
    public static void main(String[] args) {
    	new MyC();
    }
}

[marryhong]

JComboBox的

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

public class MyCity extends JFrame{
    JComboBox cmbCity =  new JComboBox();
    JComboBox cmbTech =  new JComboBox();
    JPanel p = new JPanel();
    JTextArea jta  = new JTextArea();
    JScrollPane jsp = new JScrollPane(jta);
    
    Connection con;
    Statement sta;
    ResultSet res;
    ResultSet res1;
    ResultSet res2;
    

    public MyCity() {
    	p.add(cmbCity);
    	p.add(cmbTech);
    	this.add(p,BorderLayout.NORTH);
    	this.add(jsp);
    	
    	cityInit();
    	techInit(cmbCity.getSelectedItem().toString());
    	
    	cmbCity.addActionListener(new AAA());
    	cmbTech.addActionListener(new AAA());
    	
    	this.setSize(320,240);
    	this.setDefaultCloseOperation(EXIT_ON_CLOSE);
    	this.setVisible(true);
    }
    
    public void cityInit(){
    	try{
//	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
//	    	con = DriverManager.getConnection("jdbc:odbc:wang","sa","");
//	    	sta = con.createStatement(1005,1008);
			Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
	    	Connection con=DriverManager.getConnection(
	    		"jdbc:microsoft:sqlserver://localhost:1433;databasename=pubs",
	    		"sa",
	    		"");
	    	Statement sta=con.createStatement(
	    		ResultSet.TYPE_SCROLL_SENSITIVE,
	    		ResultSet.CONCUR_UPDATABLE);
	    	String s = "select * from City";
	    	res = sta.executeQuery(s);
	    	while(res.next()){
	    		cmbCity.addItem(res.getString(2));
	    	}
	    	res.close();
	    	sta.close();
	    	con.close();
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }
    
    public void jtaInit(String ss){
    	try{
//	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
//	    	con = DriverManager.getConnection("jdbc:odbc:wang","sa","");
//	    	sta = con.createStatement(1005,1008);
	    	Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
	    	Connection con=DriverManager.getConnection(
	    		"jdbc:microsoft:sqlserver://localhost:1433;databasename=pubs",
	    		"sa",
	    		"");
	    	Statement sta=con.createStatement(
	    		ResultSet.TYPE_SCROLL_SENSITIVE,
	    		ResultSet.CONCUR_UPDATABLE);

	    	String s = "select * from Tech where tc='"+ss+"'";
	    	res2 = sta.executeQuery(s);
	    	while(res2.next()){
	    		jta.setText(res2.getString(4));
	    	}
	    	res2.close();
	    	sta.close();
	    	con.close();
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }
    
    public void techInit(String ss){
    	try{
			int n=cmbTech.getItemCount();
//	    	Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
//	    	con = DriverManager.getConnection("jdbc:odbc:wang","sa","");
//	    	sta = con.createStatement(1005,1008);
	    	Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
	    	Connection con=DriverManager.getConnection(
	    		"jdbc:microsoft:sqlserver://localhost:1433;databasename=pubs",
	    		"sa",
	    		"");
	    	Statement sta=con.createStatement(
	    		ResultSet.TYPE_SCROLL_SENSITIVE,
	    		ResultSet.CONCUR_UPDATABLE);

	    	String s = "select * from Tech where Cid=(select Cid from City where City='"+ss+"')" ;
	    	res1 = sta.executeQuery(s);
	    	while(res1.next()){
	    		cmbTech.addItem(res1.getString(3));
	    	}
	    	for(int i=0;i<n;i++){
	    		cmbTech.removeItemAt(0);
	    	}
	    	res1.close();
	    	sta.close();
	    	con.close();
    	}catch(ClassNotFoundException e){
    		e.printStackTrace();
    	}catch(SQLException e){
    		e.printStackTrace();
    	}
    }

    public static void main(String[] args) {
    	new MyCity();
    }
    
    class AAA implements ActionListener{
    	public void actionPerformed(ActionEvent e){
    		Object obj = e.getSource();
    		if(obj==cmbCity){
    			techInit(cmbCity.getSelectedItem().toString());
    		}
    		else if(obj==cmbTech){
    			if(cmbTech.getSelectedItem().toString()==null){
    			}
    			else{
	    			jtaInit(cmbTech.getSelectedItem().toString());
    			}
    		}
    	}
    }
}

[nj_dobetter]

OpenSwing里面有个现成的

[Dead_Knight]

import mseries.Calendar.*;
import mseries.ui.*;
导入这两个包，然后调用对其中的日期控件类MDateEntryField进行封装即可

[hanfengthinker]

那个是处来包吧哪里有下呀