swing时间控件 – 源码集中营

package swing; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import javax.swing.border.*; import javax.swing.event.*; import javax.swing.*; import java.awt.*; import java.awt.event.*; /** * 日期的选择控件，可以作为普通的组件使用，在构造函数中,必须传入一个该组件的所有者对象。并且该对象只能是一个Frame对象或者一个JFrame对象。 * 使用方法如下： JFrame frame2 = new JFrame(); * frame2.getContentPane().setLayout(null); DateChooser date = new * DateChooser(frame2); frame2.getContentPane().add(date); frame2.setSize(500, * 400); frame2.setVisible(true); 组件的外观象一个combox，单击下拉按钮就可以对日期进行选择。 Title: 日期选择控件 * Copyright: Copyright (c) 2006 Company: Xaccp Date:2006年6月17日 * * @author * @version 1.0 */ public class DateChooser extends JPanel { /** * TODO 添加字段注释 */ private static final long serialVersionUID = 1L; private int width = 200; // 日期控件的宽度 private int height = 220; // 日期控件的高度 private GridBagLayout gridBagLayout1 = new GridBagLayout(); private JTextField dateField = new JTextField(); private DateChooserButton btnChoose = new DateChooserButton("/u25BC"); // /u25BC是指：▼下拉箭头的unicode码 private String parten; private Container owner; private int length = 10; public DateChooser(Container owner, int length) { this.owner = owner; this.parten = "yyyy-MM-dd"; this.length = length; try { init(); } catch (Exception ex) { ex.printStackTrace(); } } /** * 根据一个所有者和一个日期的显示格式构造一个DateChooser对象。 */ public DateChooser(Container owner, String partten, int length) { this.owner = owner; this.parten = partten; this.length = length; try { init(); } catch (Exception ex) { ex.printStackTrace(); } } /** * 根据一个所有者和一个日期的显示格式构造一个DateChooser对象。 */ public DateChooser(Container owner, String partten) { this.owner = owner; this.parten = partten; try { init(); } catch (Exception ex) { ex.printStackTrace(); } } /** * 以缺省的partten构建DateChooser对象日期选择框的所有者必须是Frame或者是JFrame对象。 */ public DateChooser(Container owner) { this.owner = owner; this.parten = "yyyy-MM-dd"; try { init(); } catch (Exception ex) { ex.printStackTrace(); } } /** * 系统初始化 * * @throws Exception */ private void init() throws Exception { dateField.setToolTipText("单击右边的按钮即可选择日期"); btnChoose.setToolTipText("单击即可选择日期"); this.setLayout(gridBagLayout1); dateField.setEditable(false); btnChoose.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { DateChooser.this.btnChoose_actionPerformed(e); } }); Date date = new Date(); SimpleDateFormat simpleDateFormat = new SimpleDateFormat(parten); this.setText(simpleDateFormat.format(date)); this.add(dateField, new GridBagConstraints(0, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets( 0, 0, 0, 0), this.length, 0)); this.add(btnChoose, new GridBagConstraints(1, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets( 0, 0, 0, 0), 0, 0)); } public void setToolTipText(String text) { dateField.setToolTipText(text); btnChoose.setToolTipText(text); } /** * 下拉按钮的事件处理 * * @param e * ActionEvent */ public void btnChoose_actionPerformed(ActionEvent e) { java.awt.Rectangle r = dateField.getBounds(); Point pOnScreen = dateField.getLocationOnScreen(); Point result = new Point(pOnScreen.x, pOnScreen.y + r.height); Point powner = owner.getLocation(); int offsetX = (pOnScreen.x + width) - (powner.x + owner.getWidth()); int offsetY = (pOnScreen.y + r.height + height) - (powner.y + owner.getHeight()); if (offsetX > 0) { result.x -= offsetX; } if (offsetY > 0) { result.y -= height + r.height; } // 设置时间控件的绝对坐标 result.x = 600; result.y = 700; javax.swing.JDialog dateFrame = new javax.swing.JDialog(); dateFrame.setModal(false); dateFrame.setUndecorated(true); dateFrame.setLocation(result); dateFrame.setSize(width, height); dateFrame.addWindowListener(new WindowAdapter() { // 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。 public void windowDeactivated(WindowEvent e) { javax.swing.JDialog f = (javax.swing.JDialog) e.getSource(); f.dispose(); } }); DatePanel datePanel = new DatePanel(dateFrame, parten); dateFrame.getContentPane().setLayout(new BorderLayout()); dateFrame.getContentPane().add(datePanel); dateFrame.setVisible(true); } /** * 得到日期控件中的值 * * @return String */ public String getText() { return this.dateField.getText(); } /** * 设置文本域的值 * * @param text * String */ public void setText(String text) { this.dateField.setText(text); } /** * 该方法非常有用，是外部直接访问的TextField对象。 * * @return JTextField */ public JTextField getDateField() { return dateField; } /** * 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 */ class DatePanel extends JPanel implements MouseListener, ChangeListener { /** * TODO 添加字段注释 */ private static final long serialVersionUID = 1L; int startYear = 1970; // 默认【最小】显示年份 int lastYear = 2050; // 默认【最大】显示年份 Color backGroundColor = Color.gray; // 底色 // 月历表格配色----------------// Color palletTableColor = Color.white; // 日历表底色 Color weekFontColor = Color.blue; // 星期文字色 Color dateFontColor = Color.black; // 日期文字色 Color weekendFontColor = Color.red; // 周末文字色 Color moveButtonColor = Color.GREEN; // 鼠标移动的日历底色 Color todayBtnColor = Color.BLUE; // 今天的日历底色 // 控制条配色------------------// Color controlLineColor = Color.pink; // 控制条底色 Color controlTextColor = Color.white; // 控制条标签文字色 JSpinner yearSpin; JSpinner monthSpin; JSpinner hourSpin; JButton[][] daysButton = new JButton[6][7]; javax.swing.JDialog f; JPanel dayPanel = new JPanel(); // 日期panel JPanel yearPanel = new JPanel(); Calendar calendar = Calendar.getInstance(); String pattern; /** * 日期选择控件放在了非模态对话框中 */ public DatePanel(javax.swing.JDialog target, String pattern) { super(); this.f = target; this.pattern = pattern; setLayout(new BorderLayout()); setBorder(new LineBorder(backGroundColor, 2)); setBackground(backGroundColor); initButton(); // 初始化放置日期的按钮。 createYearAndMonthPanal(); // this.flushWeekAndDayPanal(calendar); // 之前必须先保证放置日期的按钮已经初始化。 this.setLayout(new BorderLayout()); this.add(yearPanel, BorderLayout.NORTH); this.add(dayPanel, BorderLayout.CENTER); } /** * 日期选择控件的按钮初始化 */ private void initButton() { int actionCommandId = 1; for (int i = 0; i < 6; i++) { for (int j = 0; j < 7; j++) { JButton numberButton = new JButton(); numberButton.setBorder(BorderFactory.createEmptyBorder()); numberButton.setHorizontalAlignment(SwingConstants.CENTER); numberButton.setActionCommand(String .valueOf(actionCommandId)); numberButton.addMouseListener(this); numberButton.setBackground(palletTableColor); numberButton.setForeground(dateFontColor); numberButton.setText(String.valueOf(actionCommandId)); numberButton.setPreferredSize(new Dimension(25, 25)); daysButton[i][j] = numberButton; actionCommandId++; } } } private Calendar getNowCalendar() { Calendar result = Calendar.getInstance(); return result; } private Date getSelectDate() { return calendar.getTime(); } /** * 创建年月日的面板 */ private void createYearAndMonthPanal() { Calendar c = getNowCalendar(); int currentYear = c.get(Calendar.YEAR); int currentMonth = c.get(Calendar.MONTH) + 1; int currentHour = c.get(Calendar.HOUR_OF_DAY); yearSpin = new JSpinner(new javax.swing.SpinnerNumberModel( currentYear, startYear, lastYear, 1)); monthSpin = new JSpinner(new javax.swing.SpinnerNumberModel( currentMonth, 1, 12, 1)); hourSpin = new JSpinner(new javax.swing.SpinnerNumberModel( currentHour, 0, 23, 1)); yearPanel.setLayout(new java.awt.FlowLayout()); yearPanel.setBackground(controlLineColor); yearSpin.setPreferredSize(new Dimension(48, 20)); yearSpin.setName("Year"); yearSpin.setEditor(new JSpinner.NumberEditor(yearSpin, "####")); yearSpin.addChangeListener(this); yearPanel.add(yearSpin); JLabel yearLabel = new JLabel("年"); yearLabel.setForeground(controlTextColor); yearPanel.add(yearLabel); monthSpin.setPreferredSize(new Dimension(35, 20)); monthSpin.setName("Month"); monthSpin.addChangeListener(this); yearPanel.add(monthSpin); JLabel monthLabel = new JLabel("月"); monthLabel.setForeground(controlTextColor); yearPanel.add(monthLabel); hourSpin.setPreferredSize(new Dimension(35, 20)); hourSpin.setName("Hour"); hourSpin.addChangeListener(this); yearPanel.add(hourSpin); JLabel hourLabel = new JLabel("时"); hourLabel.setForeground(controlTextColor); yearPanel.add(hourLabel); } /** * 根据日期刷新显示面板 */ private void flushWeekAndDayPanal(Calendar c) { // c.set c.set(Calendar.DAY_OF_MONTH, 1); c.setFirstDayOfWeek(0); int firstdayofWeek = c.get(Calendar.DAY_OF_WEEK); int lastdayofWeek = c.getActualMaximum(Calendar.DAY_OF_MONTH); String colname[] = { "日", "一", "二", "三", "四", "五", "六" }; int today = getNowCalendar().get(Calendar.DAY_OF_MONTH); // 设置固定字体，以免调用环境改变影响界面美观 dayPanel.setFont(new java.awt.Font("宋体", java.awt.Font.PLAIN, 12)); dayPanel.setLayout(new GridBagLayout()); dayPanel.setBackground(Color.white); JLabel cell; for (int i = 0; i < 7; i++) { cell = new JLabel(colname[i]); cell.setHorizontalAlignment(JLabel.CENTER); cell.setPreferredSize(new Dimension(25, 25)); if (i == 0 || i == 6) { cell.setForeground(weekendFontColor); } else { cell.setForeground(weekFontColor); } dayPanel.add(cell, new GridBagConstraints(i, 0, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); } int actionCommandId = 1; for (int i = 0; i < 6; i++) { for (int j = 0; j < 7; j++) { JButton numberButton = daysButton[i][j]; actionCommandId = Integer.parseInt(numberButton .getActionCommand()); if (actionCommandId == today) { numberButton.setBackground(todayBtnColor); } if ((actionCommandId + firstdayofWeek - 2) % 7 == 6 || (actionCommandId + firstdayofWeek - 2) % 7 == 0) { numberButton.setForeground(weekendFontColor); } else { numberButton.setForeground(dateFontColor); } if (actionCommandId <= lastdayofWeek) { int y = 0; if ((firstdayofWeek - 1) <= (j + firstdayofWeek - 1) % 7) { y = i + 1; } else { y = i + 2; } dayPanel.add(numberButton, new GridBagConstraints((j + firstdayofWeek - 1) % 7, y, 1, 1, 0.0, 0.0, GridBagConstraints.CENTER, GridBagConstraints.NONE, new Insets(0, 0, 0, 0), 0, 0)); } } } } private int getSelectedYear() { return ((Integer) yearSpin.getValue()).intValue(); } private int getSelectedMonth() { return ((Integer) monthSpin.getValue()).intValue(); } private int getSelectedHour() { return ((Integer) hourSpin.getValue()).intValue(); } /** * 年月小时的事件处理 * * @param e * ChangeEvent */ public void stateChanged(ChangeEvent e) { JSpinner source = (JSpinner) e.getSource(); if (source.getName().equals("Hour")) { calendar.set(Calendar.HOUR_OF_DAY, getSelectedHour()); return; } if (source.getName().equals("Year")) { calendar.set(Calendar.YEAR, getSelectedYear()); dayPanel.removeAll(); this.flushWeekAndDayPanal(calendar); dayPanel.revalidate(); dayPanel.updateUI(); return; } if (source.getName().equals("Month")) { calendar.set(Calendar.MONTH, getSelectedMonth() - 1); dayPanel.removeAll(); this.flushWeekAndDayPanal(calendar); dayPanel.revalidate(); dayPanel.updateUI(); return; } } /** * 日期按钮的鼠标事件处理 * * @param e * MouseEvent */ public void mouseClicked(MouseEvent e) { if (e.getButton() == MouseEvent.BUTTON1 && e.getClickCount() == 1) { JButton source = (JButton) e.getSource(); String value = source.getText(); int day = Integer.parseInt(value); calendar.set(Calendar.DAY_OF_MONTH, day); Date selectDate = this.getSelectDate(); SimpleDateFormat simpleDateFormat = new SimpleDateFormat( pattern); DateChooser.this.setText(simpleDateFormat.format(selectDate)); String tmp = FileTool.getContentWithTime("e:/test.txt", DateChooser.this.getText()); String jtf = "0"; String hsf = "0"; if (tmp != null) { String[] contents = tmp.split(","); jtf = contents[1].split("=")[1]; hsf = contents[2].split("=")[1]; System.out.println(contents); } ((JTextField) ((JPanel) owner.getComponent(1)).getComponent(1)) .setText(jtf); ((JTextField) ((JPanel) owner.getComponent(2)).getComponent(1)) .setText(hsf); f.dispose(); } } public void mousePressed(MouseEvent e) { // 空实现接口中的方法，不能删除 } public void mouseReleased(MouseEvent e) { // 空实现接口中的方法，不能删除 } /** * 鼠标移动到日历中的事件 * * @param e * MouseEvent */ public void mouseEntered(MouseEvent e) { JButton jbutton = (JButton) e.getSource(); jbutton.setBackground(moveButtonColor); } /** * 鼠标移出日历中的事件 * * @param e * MouseEvent */ public void mouseExited(MouseEvent e) { JButton jbutton = (JButton) e.getSource(); int comm = Integer.parseInt(jbutton.getActionCommand()); int today = getNowCalendar().get(Calendar.DAY_OF_MONTH); if (comm == today) { jbutton.setBackground(todayBtnColor); } else { jbutton.setBackground(palletTableColor); } } } /** * 内部类，改变按钮的边框不可编辑区，使外观更加协调。 */ class DateChooserButton extends JButton { /** * TODO 添加字段注释 */ private static final long serialVersionUID = 1L; public DateChooserButton(String text) { super(text); } public Insets getInsets() { return new Insets(4, 2, 0, 2); } } } package swing; import java.text.SimpleDa</p></div></div><br /><hr><link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.2.1/css/bootstrap.min.css" integrity="sha512-siwe/oXMhSjGCwLn+scraPOWrJxHlUgMBMZXdPe2Tnk3I0x3ESCoLz7WZ5NTH6SZrywMY+PB1cjyqJ5jAluCOg==" 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