java窗口日历 java 日历控件

 下面是自己写的日历控件，在开发中可以当做一个插件来用。该插件共包括：

CalendarPop.java//日历控件主类

ActionButtonListener.java//监听动作按钮的监听器

DayClickListener.java//监听DayPanel的点击事件监听器1

DayCompCreateListener.java//监听DyPanel创建的监听器

DayPanel.java//表示一天的控件

 

最终效果图如下：

 

下面贴出代码：

CalendarPop.java

 

package com.mengke.j2se.util; import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.Font; import java.awt.Graphics; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.GridLayout; import java.awt.Insets; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.List; import javax.swing.BorderFactory; import javax.swing.JButton; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JPopupMenu; import javax.swing.SwingConstants; import javax.swing.plaf.basic.BasicArrowButton; /** *@author 梦科 email:[e-mail] *@version 创建时间：2010-12-6 下午05:21:44 * @类描述： * 如果外部程序不显示的调用public void updateDate(Calendar calendar)方法， * 则初始构建日历面板将采用当前日历对象，且首先显示的面板不会分发日期对象创建事件DayCompCreateListener。 * 如果要在首次显示日历面板时能分发DayCompCreateListener事件，则要求外部程序在添加监听之后再显示的调用updateDate（Calendar calendar）方法。 */ public class CalendarPop extends JPopupMenu{ //主面板，包括顶部的操作按钮面板、中间的日历面板、底部的信息面板 private JPanel mainPanel; //顶部按钮的动作面板 private ActionPanel actionPanel; // 日历面板 private JPanel calendarPanel; //底部信息面板 private JPanel bottomPanel; //添加到底部面板的标签对象，用来呈现底部面板的信息 private JLabel bottomInfo; //日历面板的网格布局对象 private GridLayout gridLayout; //简单的日期格式化，用户底部显示日期信息 private static SimpleDateFormat sipleDF = new SimpleDateFormat("EEE,yyyy-MM-dd"); //简单的日期格式化，用户顶部显示当前的年月日期 static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM"); private List<DayClickListener> listeners = new ArrayList<DayClickListener>(); private List<DayCompCreateListener> createListeners = new ArrayList<DayCompCreateListener>(); private List<ActionButtonListener> actionListeners = new ArrayList<ActionButtonListener>(); public CalendarPop() { gridLayout = new GridLayout(0, 7, 3, 3); //setPreferredSize(new Dimension(170,210)); calendarPanel = new JPanel(gridLayout); calendarPanel.setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.white)); calendarPanel.setOpaque(false); bottomInfo = new JLabel("",JLabel.CENTER); bottomInfo.setFont(new Font(Font.SERIF,Font.PLAIN,15)); bottomPanel = new JPanel(new BorderLayout()); bottomPanel.setPreferredSize(new Dimension(100,25)); bottomPanel.setMinimumSize(new Dimension(100,30)); bottomPanel.setMaximumSize(new Dimension(100,30)); bottomInfo.setBorder(BorderFactory.createMatteBorder(1, 0, 0, 0, Color.LIGHT_GRAY)); bottomPanel.add(bottomInfo,BorderLayout.CENTER); bottomPanel.setOpaque(false); actionPanel = new ActionPanel(); JPanel centerPanel = new JPanel(new GridBagLayout()); centerPanel.setOpaque(false); centerPanel.add(buildWeekDayPanel(), new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 2, 0, 0), 0, 0)); centerPanel.add(calendarPanel, new GridBagConstraints(0, 1, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 2, 0, 0), 0, 0)); centerPanel.add(new JLabel(), new GridBagConstraints(0, 1, 1, 1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0)); centerPanel.setPreferredSize(new Dimension(160,160)); centerPanel.setMinimumSize(new Dimension(160,160)); centerPanel.setMaximumSize(new Dimension(160,160)); mainPanel = new JPanel(new GridBagLayout()); mainPanel.add(actionPanel, new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); mainPanel.add(centerPanel, new GridBagConstraints(0, 1, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0)); mainPanel.add(bottomPanel, new GridBagConstraints(0, 2, 1, 1,1, 0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(0, 0, 0, 0), 0, 0)); //初始化采用当前日期 Calendar initCalendar =Calendar.getInstance(); buildCalendarPanel(initCalendar.get(Calendar.YEAR), initCalendar.get(Calendar.MONTH)); setLayout(new GridBagLayout()); add(mainPanel, new GridBagConstraints(0, 1, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); } /** * 构建星期标识标签 * @return */ private JPanel buildWeekDayPanel() { JPanel weekDayPanel; weekDayPanel = new JPanel(new GridLayout(1, 7, 3, 3)); weekDayPanel.setOpaque(false); weekDayPanel.setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.white)); DayPanel day = null; day = new DayPanel("日"); day.setForeground(Color.blue); weekDayPanel.add(day); weekDayPanel.add(new DayPanel("一")); weekDayPanel.add(new DayPanel("二")); weekDayPanel.add(new DayPanel("三")); weekDayPanel.add(new DayPanel("四")); weekDayPanel.add(new DayPanel("五")); day = new DayPanel("六"); day.setForeground(Color.blue); weekDayPanel.add(day); return weekDayPanel; } /** * 构建日历控件 */ private void buildCalendarPanel(int year, int month) { calendarPanel.removeAll(); // 设置年月日 Calendar calender = Calendar.getInstance(); calender.set(Calendar.YEAR, year); calender.set(Calendar.MONTH, month); calender.set(Calendar.DATE, 1);//设置时间为当前月的第一天 //将当前月的第一天之前的星期用空白的DayPanel填充 int weekDay = calender.get(Calendar.DAY_OF_WEEK); for (int i = Calendar.SUNDAY; i < weekDay; i++) { calendarPanel.add(new DayPanel("")); } int i = 1; do { //根据天生成一个DayPanel对象 final DayPanel day = new DayPanel(calender); //如果为当前的日期，则显示一个边框 if (Calendar.getInstance().get(Calendar.YEAR)==calender.get(Calendar.YEAR)&& Calendar.getInstance().get(Calendar.MONTH) == calender.get(Calendar.MONTH)&& Calendar.getInstance().get(Calendar.DAY_OF_MONTH)==calender.get(Calendar.DAY_OF_MONTH)) { day.setCurrentDay(true); } day.setActionMoseEvent(true); day.getLabel().addMouseListener(new MouseAdapter() { public void mouseClicked(MouseEvent e){ fireDayClicked(day,e); } @Override public void mouseEntered(MouseEvent e) { updateBottomInfo(sipleDF.format(day.getCalendar().getTime())); } @Override public void mouseExited(MouseEvent e) { updateBottomInfo(""); } }); fireDayCreated(day); calendarPanel.add(day); //天数增加一，进入下一天的day对象创建 calender.add(Calendar.DAY_OF_MONTH, 1); i++; } while (calender.get(Calendar.MONTH) == month); } /** * 更新底部面板信息 * @param text */ public void updateBottomInfo(String text){ bottomInfo.setText(text); } /** *以指定的日期对象来构建日历面板 * @param calendar */ public void updateDate(Calendar calendar) { String date = dateFormat.format(calendar.getTime()); actionPanel.setDateInfo(date); buildCalendarPanel(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH)); } /** * 添加日期点击监听 * @param listener */ public void addDayClickListener(DayClickListener listener){ listeners.add(listener); } /** * 移除日期点击监听 * @param listener */ public void removeDayClickListener(DayClickListener listener){ listeners.remove(listener); } /** * 发布日期单击事件 * @param day * @param e */ private void fireDayClicked(DayPanel day,MouseEvent e){ for(DayClickListener listener:listeners){ listener.dayClicked(day, e); } } /** * 添加日期创建监听器 * @param createListener */ public void addDayCreateListener(DayCompCreateListener createListener){ createListeners.add(createListener); } /** * 删除日期创建监听器 * @param createListener */ public void removeCreateListener(DayCompCreateListener createListener){ createListeners.remove(createListener); } /* * 发布日期创建事件 */ private void fireDayCreated(DayPanel day){ for(DayCompCreateListener listener:createListeners){ listener.dayCompCreated(day); } } /** * 添加动作按钮监听器 * @param listener */ public void addActionButtonListener(ActionButtonListener listener){ actionListeners.add(listener); } /** * 移除动作按钮监听器 * @param listener */ public void removeActionButtonListener(ActionButtonListener listener){ actionListeners.remove(listener); } /** * 发布动作按钮动作事件 * @param button * @param e */ private void fireActionButtonActionPerfored(JButton button,ActionEvent e){ for(ActionButtonListener listener:actionListeners){ listener.actionButtonactionPerformed(button, e); } } class ActionPanel extends JPanel implements ActionListener{ //用来显示日期的标签对象 private JLabel dateInfoLabel; //向后退一年的按钮 private JButton beforeYear; //向后退一个月的按钮 private JButton beforeMouth; //增加一个月按钮 private JButton nextMouth; //增加一年按钮 private JButton nextYear; public ActionPanel(){ setOpaque(false); beforeYear = new BasicArrowButton(SwingConstants.WEST){ public void paintTriangle(Graphics g, int x, int y, int size, int direction, boolean isEnabled){ super.paintTriangle(g, x, y, size, direction, isEnabled); super.paintTriangle(g, x-3, y, size, direction, isEnabled); } }; beforeMouth = new BasicArrowButton(SwingConstants.WEST); nextMouth = new BasicArrowButton(SwingConstants.EAST); nextYear = new BasicArrowButton(SwingConstants.EAST){ public void paintTriangle(Graphics g, int x, int y, int size, int direction, boolean isEnabled){ super.paintTriangle(g, x, y, size, direction, isEnabled); super.paintTriangle(g, x+3, y, size, direction, isEnabled); } }; //初始化，采用当前日期 dateInfoLabel = new JLabel(dateFormat.format(Calendar.getInstance().getTime())); beforeYear.addActionListener(this); beforeMouth.addActionListener(this); nextMouth.addActionListener(this); nextYear.addActionListener(this); add(beforeYear, new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 8, 0, 0), 0, 0)); add(beforeMouth, new GridBagConstraints(1, 0, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); add(dateInfoLabel, new GridBagConstraints(2, 0, 1, 1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(0,5, 0, 5), 0, 0)); add(nextMouth, new GridBagConstraints(3, 0, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); add(nextYear, new GridBagConstraints(4, 0, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 0, 0,8), 0, 0)); } /** * 获得当前标签所表示的日历对象 * @return */ public Calendar getDate() { Calendar calendar = Calendar.getInstance(); String date = dateInfoLabel.getText(); String[] fields = date.split("-"); calendar.set(Calendar.YEAR, Integer.parseInt(fields[0])); calendar.set(Calendar.MONTH, Integer.parseInt(fields[1]) - 1); return calendar; } /** * 设置顶部的日期信息 * @param text */ public void setDateInfo(String text) { this.dateInfoLabel.setText(text); } @Override public void actionPerformed(ActionEvent e) { if (e.getSource() == beforeYear) { Calendar calendar = getDate(); calendar.add(Calendar.YEAR, -1); fireActionButtonActionPerfored(beforeYear,e); updateDate(calendar); } else if (e.getSource() == beforeMouth) { Calendar calendar = getDate(); calendar.add(Calendar.MONTH, -1); fireActionButtonActionPerfored(beforeMouth,e); updateDate(calendar); } else if (e.getSource() == nextMouth) { Calendar calendar = getDate(); calendar.add(Calendar.MONTH, 1); fireActionButtonActionPerfored(nextMouth,e); updateDate(calendar); } else if (e.getSource() == nextYear) { Calendar calendar = getDate(); calendar.add(Calendar.YEAR, 1); fireActionButtonActionPerfored(nextYear,e); updateDate(calendar); } } } }

 

ActionButtonListener.java:

 

package com.mengke.j2se.util; import java.awt.event.ActionEvent; import javax.swing.JButton; /** *author mengke * e_mail [e-mail] *version 2010-12-12下午10:59:55 */ public interface ActionButtonListener { /** * 动作按钮鼠标点击事件 * @param button */ public void actionButtonactionPerformed(JButton button ,ActionEvent e); }

 

 

DayClickListener.java

 

package com.mengke.j2se.util; import java.awt.event.MouseEvent; /** *author mengke * e_mail [e-mail] *version 2010-12-9下午11:34:16 *日期组件事件 */ public interface DayClickListener { /** * 一个日期组件被点击事件 * @param day */ public void dayClicked(DayPanel day,MouseEvent e); }

 

DayCompCreateListener.java

package com.mengke.j2se.util; /** *author mengke * e_mail [e-mail] *version 2010-12-12下午10:39:49 */ public interface DayCompCreateListener { /** * 一个日期组件创建事件 * @param day */ public void dayCompCreated(DayPanel day); }

 

DayPanel.java

 

package com.mengke.j2se.util; import java.awt.Color; import java.awt.Dimension; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Insets; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.util.Calendar; import javax.swing.BorderFactory; import javax.swing.JLabel; import javax.swing.JPanel; /** * 日期面板组件 * * @author 梦科 * */ public class DayPanel extends JPanel implements MouseListener { private JLabel label; // 该日期组件所代表的日历时间 private Calendar calendar; // 是否响应内部设置的鼠标事件，默认为不响应 private boolean actionMoseEvent = false; // 是否为当前日期的标志 private boolean isCurrentDay = false; /** * 构造方法 * * @param day */ public DayPanel(Calendar calendar) { this(calendar.get(Calendar.DAY_OF_MONTH) + ""); this.calendar = Calendar.getInstance(); this.calendar.set(Calendar.YEAR, calendar.get(Calendar.YEAR)); this.calendar.set(Calendar.MONTH, calendar.get(Calendar.MONTH)); this.calendar.set(Calendar.DATE, calendar.get(Calendar.DATE)); if ((Calendar.SATURDAY == calendar.get(Calendar.DAY_OF_WEEK) || Calendar.SUNDAY == calendar .get(Calendar.DAY_OF_WEEK))) { label.setForeground(Color.red); } } /** * 构造方法 * * @param day */ public DayPanel(String day) { label = new JLabel(); label.setText(day); label.setHorizontalAlignment(JLabel.CENTER); label.addMouseListener(this); setLayout(new GridBagLayout()); setMinimumSize(new Dimension(20, 20)); setPreferredSize(new Dimension(20, 20)); add(label, new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets( 0, 0, 0, 0), 0, 0)); } /** * 设置显示日期的颜色 * * @param color */ public void setLabelForeground(Color color) { label.setForeground(color); } /** * 是否为当前日期 * * @return */ public boolean isCurrentDay() { return isCurrentDay; } /** * 设置为当前日期的标记 * * @param isCurrentDay */ public void setCurrentDay(boolean isCurrentDay) { this.isCurrentDay = isCurrentDay; setBackground(Color.cyan); } public Calendar getCalendar() { return calendar; } public void setCalendar(Calendar calendar) { this.calendar = calendar; } public JLabel getLabel() { return label; } @Override public void mouseClicked(MouseEvent e) { } @Override public void mouseEntered(MouseEvent e) { if (isCurrentDay() || !isActionMoseEvent()) { return; } setOpaque(true); setBackground(Color.gray); setBorder(BorderFactory.createLineBorder(Color.LIGHT_GRAY)); } @Override public void mouseExited(MouseEvent e) { if (isCurrentDay() || !isActionMoseEvent()) { return; } setOpaque(false); setBorder(null); } @Override public void mousePressed(MouseEvent e) { // TODO Auto-generated method stub } @Override public void mouseReleased(MouseEvent e) { // TODO Auto-generated method stub } /** * 是否响应内部设置的鼠标动作事件 * * @return */ public boolean isActionMoseEvent() { return actionMoseEvent; } /** * 设置是否显示内部设置鼠标事件 * * @param actionMoseEvent */ public void setActionMoseEvent(boolean actionMoseEvent) { this.actionMoseEvent = actionMoseEvent; } }

测试类为：CalendarPopTest.java

package com.mengke.j2se.util.test; import java.awt.Dimension; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.util.Calendar; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import junit.framework.TestCase; import com.mengke.j2se.util.CalendarPop; import com.mengke.j2se.util.DayClickListener; import com.mengke.j2se.util.DayCompCreateListener; import com.mengke.j2se.util.DayPanel; /** *author mengke * e_mail [e-mail] *version 2010-12-12上午12:19:47 */ public class CalendarPopTest extends TestCase implements DayClickListener,DayCompCreateListener { public static void main(String[] args){ new CalendarPopTest().startUp(); } public void startUp(){ JFrame frame = new JFrame(); frame.setSize(new Dimension(200,300)); frame.setLocation(400, 500); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel panel = new JPanel(); final JButton button = new JButton("TestButton"); button.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { CalendarPop calendarPop = new CalendarPop(); calendarPop.addDayClickListener(CalendarPopTest.this); calendarPop.addDayCreateListener(CalendarPopTest.this); calendarPop.updateDate(Calendar.getInstance()); calendarPop.show(button, e.getX(), e.getY()); } }); panel.add(button); frame.add(panel); frame.setVisible(true); } /** * 这里可以做些操作 */ @Override public void dayClicked(DayPanel day, MouseEvent e) { System.out.println("day clicked"); } /** * 这里可以做些操作 */ @Override public void dayCompCreated(DayPanel day) { System.out.println("day created"); } }