package com.ycl.api.YS.util;
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import javax.swing.*;
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import javax.swing.border.LineBorder;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import java.awt.*;
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import java.awt.event.*;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.Date;
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public class DateChooser extends JPanel
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{
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private int width = 200 ; // 日期控件的宽度
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private int height = 220 ; // 日期控件的高度
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private GridBagLayout gridBagLayout1 = new GridBagLayout();
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public JTextField jTextFieldDate = new JTextField();
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private DateChooserButton btnChoose = new DateChooserButton( " ▼ " ); // ▼是指：▼下拉箭头的unicode码
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private String parten;
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private Container owner;
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private int length = 140 ;
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/**
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* @wbp.parser.constructor
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*/
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public DateChooser(Container owner, int length) {
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this .owner = owner;
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this .parten = " yyyy-MM-dd HH:mm:ss " ;
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this .length = length;
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try {
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init();
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}
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catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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/* *
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* 根据一个所有者和一个日期的显示格式构造一个DateChooser对象。
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*/
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public DateChooser(Container owner, String partten, int length) {
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this .owner = owner;
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this .parten = partten;
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this .length = length;
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try {
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init();
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}
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catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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/* *
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* 根据一个所有者和一个日期的显示格式构造一个DateChooser对象。
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*/
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public DateChooser(Container owner, String partten) {
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this .owner = owner;
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this .parten = partten;
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try {
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init();
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}
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catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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/* *
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* 以缺省的partten构建DateChooser对象
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* 日期选择框的所有者必须是Frame或者是JFrame对象。
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*/
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public DateChooser(Container owner) {
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this .owner = owner;
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this .parten = " yyyy-MM-dd HH:mm:ss" ;
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try {
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init();
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}
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catch (Exception ex) {
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ex.printStackTrace();
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}
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}
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/* *
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* 系统初始化
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* @throws Exception
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*/
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private void init() throws Exception {
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jTextFieldDate.setColumns(10);
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jTextFieldDate.setEditable(true);
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jTextFieldDate.setEnabled(true);
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jTextFieldDate.setToolTipText( " 单击右边的按钮即可选择日期 " );
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btnChoose.setToolTipText( " 单击即可选择日期 " );
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this .setLayout(gridBagLayout1);
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// dateField.setEditable( false );
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btnChoose.addActionListener( new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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DateChooser. this .btnChoose_actionPerformed(e);
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}
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});
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Date date = new Date();
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(parten);
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this .setText(simpleDateFormat.format(date));
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this .add(jTextFieldDate, new GridBagConstraints( 0 , 0 , 1 , 1 , 20.0 , 0.0
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, GridBagConstraints.CENTER,
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GridBagConstraints.NONE,
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new Insets( 0 , 0 , 0 , 0 ), 60, 0 ));
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this .add(btnChoose, new GridBagConstraints( 1 , 0 , 1 , 1 , 0.0 , 0.0
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, GridBagConstraints.CENTER, GridBagConstraints.NONE,
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new Insets( 0 , 0 , 0 , 0 ), 0 , 0 ));
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}
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public void setToolTipText(String text) {
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jTextFieldDate.setToolTipText(text);
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jTextFieldDate.setToolTipText(text);
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}
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/* *
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* 下拉按钮的事件处理
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* @param e ActionEvent
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*/
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public void btnChoose_actionPerformed(ActionEvent e) {
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Rectangle r = jTextFieldDate.getBounds();
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Point pOnScreen = jTextFieldDate.getLocationOnScreen();
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Point result = new Point(pOnScreen.x, pOnScreen.y+20 );
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// Point powner = owner.getLocation();
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// int offsetX = (pOnScreen.x + width) - (powner.x + owner.getWidth());
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// int offsetY = (pOnScreen.y + r.height + height) -
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// (powner.y + owner.getHeight());
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//
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// if (offsetX > 0 ) {
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// result.x -= offsetX;
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// }
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//
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// if (offsetY > 0 ) {
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// result.y -= height + r.height;
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// }
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JDialog dateFrame = new JDialog();
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dateFrame.setModal( false );
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dateFrame.setUndecorated( true );
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dateFrame.setLocation(result);
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dateFrame.setSize(width, height);
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dateFrame.addWindowListener( new WindowAdapter() {
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// 在任意的非日期选择区单击，则日期选择组件将变为非活动状态，自动释放资源。
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public void windowDeactivated(WindowEvent e) {
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JDialog f = (JDialog) e.getSource();
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f.dispose();
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}
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});
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DatePanel datePanel = new DatePanel(dateFrame, parten);
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dateFrame.getContentPane().setLayout( new BorderLayout());
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dateFrame.getContentPane().add(datePanel);
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dateFrame.setVisible( true );
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}
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/* *
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* 得到日期控件中的值
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* @return String
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*/
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public String getText() {
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return this .jTextFieldDate.getText();
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}
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/* *
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* 设置文本域的值
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* @param text String
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*/
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public void setText(String text) {
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this .jTextFieldDate.setText(text);
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}
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/* *
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* 该方法非常有用，是外部直接访问的TextField对象。
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* @return JTextField
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*/
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public JTextField getDateField() {
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return jTextFieldDate;
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}
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/* *
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* 内部类，日期选择控件的主体，封装了所有日期选择的内容，主要是一个Panel
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*/
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class DatePanel
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extends JPanel implements MouseListener,
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ChangeListener {
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int startYear = 1970 ; // 默认【最小】显示年份
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int lastYear = 2050 ; // 默认【最大】显示年份
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Color backGroundColor = Color.gray; // 底色
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// 月历表格配色---------------- //
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Color palletTableColor = Color.white; // 日历表底色
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Color weekFontColor = Color.blue; // 星期文字色
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Color dateFontColor = Color.black; // 日期文字色
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Color weekendFontColor = Color.red; // 周末文字色
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Color moveButtonColor = Color.GREEN; // 鼠标移动的日历底色
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Color todayBtnColor = Color.pink; // 今天的日历底色
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// 控制条配色------------------ //
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Color controlLineColor = Color.pink; // 控制条底色
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Color controlTextColor = Color.white; // 控制条标签文字色
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JSpinner yearSpin;
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JSpinner monthSpin;
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JSpinner hourSpin;
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JButton[][] daysButton = new JButton[ 6 ][ 7 ];
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JDialog f;
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JPanel dayPanel = new JPanel(); // 日期panel
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JPanel yearPanel = new JPanel();
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Calendar calendar = Calendar.getInstance();
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String pattern;
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/* *
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* 日期选择控件放在了非模态对话框中
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*/
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public DatePanel(JDialog target, String pattern) {
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super();
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this .f = target;
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this .pattern = pattern;
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setLayout( new BorderLayout());
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setBorder( new LineBorder(backGroundColor, 2 ));
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setBackground(backGroundColor);
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initButton(); // 初始化放置日期的按钮。
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createYearAndMonthPanal(); //
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this .flushWeekAndDayPanal(calendar); // 之前必须先保证放置日期的按钮已经初始化。
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this .setLayout( new BorderLayout());
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this .add(yearPanel, BorderLayout.NORTH);
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this .add(dayPanel, BorderLayout.CENTER);
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}
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/* *
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* 日期选择控件的按钮初始化
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*/
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private void initButton() {
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int actionCommandId = 1 ;
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for ( int i = 0 ; i < 6 ; i ++ ) {
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for ( int j = 0 ; j < 7 ; j ++ ) {
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JButton numberButton = new JButton();
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numberButton.setBorder(BorderFactory.createEmptyBorder());
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numberButton.setHorizontalAlignment(SwingConstants.CENTER);
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numberButton.setActionCommand(String.valueOf(
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actionCommandId));
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numberButton.addMouseListener( this );
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numberButton.setBackground(palletTableColor);
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numberButton.setForeground(dateFontColor);
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numberButton.setText(String.valueOf(actionCommandId));
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numberButton.setPreferredSize( new Dimension( 25 , 25 ));
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daysButton[i][j] = numberButton;
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actionCommandId ++ ;
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}
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}
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}
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private Date getNowDate() {
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return Calendar.getInstance().getTime();
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}
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private Calendar getNowCalendar() {
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Calendar result = Calendar.getInstance();
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return result;
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}
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private Date getSelectDate() {
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return calendar.getTime();
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}
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/* *
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* 创建年月日的面板
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*/
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private void createYearAndMonthPanal() {
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Calendar c = getNowCalendar();
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int currentYear = c. get (Calendar.YEAR);
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int currentMonth = c. get (Calendar.MONTH) + 1 ;
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int currentHour = c. get (Calendar.DAY_OF_MONTH);
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yearSpin = new JSpinner( new SpinnerNumberModel(
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currentYear,
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startYear, lastYear, 1 ));
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monthSpin = new JSpinner( new SpinnerNumberModel(
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currentMonth, 1 , 12 ,
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1 ));
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// hourSpin = new JSpinner( new javax.swing.SpinnerNumberModel(
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// currentHour, 0 , 23 ,
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// 1 ));
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yearPanel.setLayout( new FlowLayout());
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yearPanel.setBackground(controlLineColor);
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yearSpin.setPreferredSize( new Dimension( 48 , 20 ));
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yearSpin.setName( " Year " );
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yearSpin.setEditor( new JSpinner.NumberEditor(yearSpin, " #### " ));
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yearSpin.addChangeListener( this );
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yearPanel.add(yearSpin);
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JLabel yearLabel = new JLabel( " 年 " );
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yearLabel.setForeground(controlTextColor);
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yearPanel.add(yearLabel);
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monthSpin.setPreferredSize( new Dimension( 35 , 20 ));
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monthSpin.setName( " Month " );
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monthSpin.addChangeListener( this );
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yearPanel.add(monthSpin);
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JLabel monthLabel = new JLabel( " 月 " );
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monthLabel.setForeground(controlTextColor);
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yearPanel.add(monthLabel);
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}
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/* *
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* 根据日期刷新显示面板
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*/
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private void flushWeekAndDayPanal(Calendar c) {
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// c.set
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c. set (Calendar.DAY_OF_MONTH, 1 );
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c.setFirstDayOfWeek( 0 );
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int firstdayofWeek = c. get (Calendar.DAY_OF_WEEK);
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int lastdayofWeek = c.getActualMaximum(Calendar.DAY_OF_MONTH);
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String colname[] = {
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" 日 " , " 一 " , " 二 " , " 三 " , " 四 " , " 五 " , " 六 " };
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int today = getNowCalendar(). get (Calendar.DAY_OF_MONTH);
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// 设置固定字体，以免调用环境改变影响界面美观
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dayPanel.setFont( new Font( " 宋体 " , Font.PLAIN, 12 ));
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dayPanel.setLayout( new GridBagLayout());
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dayPanel.setBackground(Color.white);
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JLabel cell;
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for ( int i = 0 ; i < 7 ; i ++ ) {
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cell = new JLabel(colname[i]);
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cell.setHorizontalAlignment(JLabel.CENTER);
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cell.setPreferredSize( new Dimension( 25 , 25 ));
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if (i == 0 || i == 6 ) {
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cell.setForeground(weekendFontColor);
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}
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else {
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cell.setForeground(weekFontColor);
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}
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dayPanel.add(cell, new GridBagConstraints(i, 0 , 1 , 1 , 0.0 , 0.0
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, GridBagConstraints.CENTER,
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GridBagConstraints.NONE,
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new Insets( 0 , 0 , 0 , 0 ), 0 , 0 )
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);
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}
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int actionCommandId = 1 ;
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for ( int i = 0 ; i < 6 ; i ++ ) {
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for ( int j = 0 ; j < 7 ; j ++ ) {
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JButton numberButton = daysButton[i][j];
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actionCommandId = Integer.parseInt(numberButton.
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getActionCommand());
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if (actionCommandId == today) {
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numberButton.setBackground(todayBtnColor);
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}
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if ( (actionCommandId + firstdayofWeek - 2 ) % 7 == 6 ||
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(actionCommandId + firstdayofWeek - 2 ) % 7 == 0 ) {
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numberButton.setForeground(weekendFontColor);
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}
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else {
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numberButton.setForeground(dateFontColor);
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}
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if (actionCommandId <= lastdayofWeek) {
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int y = 0 ;
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if ( (firstdayofWeek - 1 ) <=
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(j + firstdayofWeek - 1 ) % 7 ) {
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y = i + 1 ;
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}
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else {
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y = i + 2 ;
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}
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dayPanel.add(numberButton,
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new GridBagConstraints( (j +
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firstdayofWeek -
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1 ) %
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7 , y, 1 , 1 , 0.0 , 0.0
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, GridBagConstraints.CENTER,
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GridBagConstraints.NONE,
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new Insets( 0 , 0 , 0 , 0 ), 0 , 0 )
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);
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}
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}
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}
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}
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private int getSelectedYear() {
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return ( (Integer) yearSpin.getValue()).intValue();
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}
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private int getSelectedMonth() {
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return ( (Integer) monthSpin.getValue()).intValue();
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}
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/* *
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* 年月小时的事件处理
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* @param e ChangeEvent
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*/
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public void stateChanged(ChangeEvent e) {
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JSpinner source = (JSpinner) e.getSource();
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if (source.getName().equals( " Year " )) {
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calendar. set (Calendar.YEAR, getSelectedYear());
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dayPanel.removeAll();
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this .flushWeekAndDayPanal(calendar);
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dayPanel.revalidate();
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dayPanel.updateUI();
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return ;
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}
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if (source.getName().equals( " Month " )) {
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calendar. set (Calendar.MONTH, getSelectedMonth() - 1 );
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dayPanel.removeAll();
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this .flushWeekAndDayPanal(calendar);
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dayPanel.revalidate();
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dayPanel.updateUI();
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return ;
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}
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}
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/* *
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* 日期按钮的鼠标事件处理
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*/
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public void mouseClicked(MouseEvent e) {
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jTextFieldDate.setColumns(10);
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jTextFieldDate.setEnabled(true);
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jTextFieldDate.setEditable(true);
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if (e.getButton() == MouseEvent.BUTTON1 && e.getClickCount() == 1 ) {
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JButton source = (JButton) e.getSource();
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String value = source.getText();
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int day = Integer.parseInt(value);
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calendar. set (Calendar.DAY_OF_MONTH, day);
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Date selectDate = this .getSelectDate();
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(
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pattern);
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DateChooser. this .setText(simpleDateFormat.format(selectDate));
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int year = calendar. get (Calendar.YEAR);
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int month = calendar. get (Calendar.MONTH) + 1 ;
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// System.out.println(year + "年" + month + "月" + day + "日");
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f.dispose();
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}
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}
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public void mousePressed(MouseEvent e) {
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// 空实现接口中的方法，不能删除
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}
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public void mouseReleased(MouseEvent e) {
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// 空实现接口中的方法，不能删除
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}
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/* *
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* 鼠标移动到日历中的事件
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* @param e MouseEvent
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*/
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public void mouseEntered(MouseEvent e) {
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JButton jbutton = (JButton) e.getSource();
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jbutton.setBackground(moveButtonColor);
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}
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/* *
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* 鼠标移出日历中的事件
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* @param e MouseEvent
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*/
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public void mouseExited(MouseEvent e) {
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JButton jbutton = (JButton) e.getSource();
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int comm = Integer.parseInt(jbutton.getActionCommand());
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int today = getNowCalendar(). get (Calendar.DAY_OF_MONTH);
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if (comm == today) {
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jbutton.setBackground(todayBtnColor);
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}
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else {
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jbutton.setBackground(palletTableColor);
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}
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}
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}
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/* *
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* 内部类，改变按钮的边框不可编辑区，使外观更加协调。
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*/
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class DateChooserButton
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extends JButton {
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public DateChooserButton(String text) {
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super(text);
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}
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public Insets getInsets() {
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return new Insets( 4 , 2 , 0 , 2 );
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}
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}
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}
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