java语言如何做一个动态的日历（在线等）

2011-04-06 05:21:35 237 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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（RegionProposal Network)RPN网络结构及详解 RPN(RegionProposal Network)区域生成网络 Faster-RCNN的核心。在这里整理。 1.anchors。特征可以看做一个尺度51*39的256通道图像，对于该图像的每一个位置，考虑9个可能的候选窗口：三种面积{128,256,512}×{128,256,512}×三种比例{1:1,1:2,2:1}{1:1,1:2,2:1}。这些候选窗口称为anchors... 阅读详情

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Alan_2018

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切换为时间正序

安特矮油 2011-04-07

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用table自己画撒，先确定当期日期Calendar有add方法，每点一下加一月、加一年或者减一月、减一年然后再确定今天是星期几，然后前后推就可以了
具体的自己去看JDK手册

哈特中尉 2011-04-07

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网上搜下，有很多源码、、、、、、

Alan_2018 2011-04-07

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[Quote=引用 4 楼 zhangsong1st 的回复:]
// 自定义重画年选择面板
void jPanelButtonComponentResized(java.awt.event.ComponentEvent evt) {
YearUp.setLocation(0, 0);
YearDown.setLocation(0, YearUp.getHeight());
jPanelButton.setSize(YearUp.getWidth(), ……
[/Quote]
Jsp该如何呢？

借我那把枪吧 2011-04-07

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// 自定义重画年选择面板
void jPanelButtonComponentResized(java.awt.event.ComponentEvent evt) {
YearUp.setLocation(0, 0);
YearDown.setLocation(0, YearUp.getHeight());
jPanelButton.setSize(YearUp.getWidth(), YearUp.getHeight() * 2);
jPanelButton.setPreferredSize(new Dimension(YearUp.getWidth(), YearUp
.getHeight() * 2));
jPanelButton.updateUI();
}

// 测试用
public static void main(String[] args) {
JFrame f = new JFrame();
f.setContentPane(new JCalendar());
f.pack();
// f.setResizable(false);
f.show();
}

// 增加年份
void YearUp_actionPerformed(ActionEvent e) {
year++;
showYear();
showDate();
showDays();
}

// 减少年份
void YearDown_actionPerformed(ActionEvent e) {
year--;
showYear();
showDate();
showDays();
}

// 减少月份
void MonthDown_actionPerformed(ActionEvent e) {
month--;
if (month < 0) {
month = 11;
year--;
showYear();
}
showMonth();
showDate();
showDays();
}

// 增加月份
void MonthUp_actionPerformed(ActionEvent e) {
month++;
if (month == 12) {
month = 0;
year++;
showYear();
}
showMonth();
showDate();
showDays();
}

// 初始化年月日
void iniCalender() {
year = cal.get(Calendar.YEAR);
month = cal.get(Calendar.MONTH);
day = cal.get(Calendar.DAY_OF_MONTH);
}

// 刷新月份
void showMonth() {
Month.setText(Integer.toString(month + 1) + "月");
}

// 刷新年份
void showYear() {
Year.setText(Integer.toString(year) + "年");
}

// 刷新日期
void showDate() {
Out.setText(Integer.toString(year) + "-" + Integer.toString(month + 1)
+ "-" + Integer.toString(day));
}

// 重画天数选择面板
void showDays() {
cal.set(year, month, 1);
int firstDayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
int n = mm[month];
if (cal.isLeapYear(year) && month == 1)
n++;
int i = 0;
for (; i < firstDayOfWeek - 1; i++) {
days[i].setEnabled(false);
days[i].setSelected(false);
days[i].setText("");
}
int d = 1;
for (; d <= n; d++) {
days[i].setText(Integer.toString(d));
days[i].setEnabled(true);
if (d == day)
days[i].setSelected(true);
else
days[i].setSelected(false);
;
i++;
}
for (; i < 42; i++) {
days[i].setEnabled(false);
days[i].setSelected(false);
days[i].setText("");
}
}

// 单击年份面板选择整个年份字符串
void SelectionYear() {
Year.setSelectionStart(0);
Year.setSelectionEnd(Year.getText().length());
}

// 单击月份面板选择整个月份字符串
void SelectionMonth() {
Month.setSelectionStart(0);
Month.setSelectionEnd(Month.getText().length());
}

// 月份面板响应鼠标单击事件
void Month_mouseClicked(MouseEvent e) {
// SelectionMonth();
inputMonth();
}

// 检验输入的月份
void inputMonth() {
String s;
if (Month.getText().endsWith("月")) {
s = Month.getText().substring(0, Month.getText().length() - 1);
} else
s = Month.getText();
month = Integer.parseInt(s) - 1;
this.showMe();
}

// 月份面板键盘敲击事件响应
void Month_keyPressed(KeyEvent e) {
if (e.getKeyChar() == 10)
inputMonth();
}

// 年份面板响应鼠标单击事件
void Year_mouseClicked(MouseEvent e) {
// SelectionYear();
inputYear();
}

// 年份键盘敲击事件响应
void Year_keyPressed(KeyEvent e) {
// System.out.print(new Integer(e.getKeyChar()).byteValue());
if (e.getKeyChar() == 10)
inputYear();
}

// 检验输入的年份字符串
void inputYear() {
String s;
if (Year.getText().endsWith("年")) {
s = Year.getText().substring(0, Year.getText().length() - 1);
} else
s = Year.getText();
year = Integer.parseInt(s);
this.showMe();
}

// 以字符串形式返回日期,yyyy-mm-dd
public String getDate() {
return Out.getText();
}

// 以字符串形式输入日期,yyyy-mm-dd
public void setDate(String date) {
if (date != null) {
StringTokenizer f = new StringTokenizer(date, "-");
if (f.hasMoreTokens())
year = Integer.parseInt(f.nextToken());
if (f.hasMoreTokens())
month = Integer.parseInt(f.nextToken());
if (f.hasMoreTokens())
day = Integer.parseInt(f.nextToken());
cal.set(year, month, day);
}
this.showMe();
}

// 以日期对象形式输入日期
public void setTime(Date date) {
cal.setTime(date);
this.iniCalender();
this.showMe();
}

// 返回日期对象
public Date getTime() {
return cal.getTime();
}

// 返回当前的日
public int getDay() {
return day;
}

// 设置当前的日
public void setDay(int day) {
this.day = day;
cal.set(this.year, this.month, this.day);
this.showMe();
}

// 设置当前的年
public void setYear(int year) {
this.year = year;
cal.set(this.year, this.month, this.day);
this.showMe();
}

// 返回当前的年
public int getYear() {
return year;
}

// 返回当前的月
public int getMonth() {
return month;
}

// 设置当前的月
public void setMonth(int month) {
this.month = month;
cal.set(this.year, this.month, this.day);
this.showMe();
}

// 刷新
public void showMe() {
this.showDays();
this.showMonth();
this.showYear();
this.showDate();
}

}

public class TestJCalendar {
public static void main(String[] args) {
JFrame f = new JFrame();
f.setContentPane(new JCalendar());
f.pack();
// f.setResizable(false);
f.show();
}
}

借我那把枪吧 2011-04-07

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import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.SystemColor;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.Date;
import java.util.StringTokenizer;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.JToggleButton;
import javax.swing.SwingConstants;
import javax.swing.UIManager;

/**
* <p>
* Title: Swing日历
* </p>
* <p>
* Description: 操作日期
* </p>
*
* @author duxu2004
* @version 1.0.1
*/

class JCalendar extends JPanel {
// 动态表示年月日
private int year = 0;
private int month = 0;
private int day = 0;
// 主面板
private JPanel Main = new JPanel();
// 日面板
private JPanel jPanelDay = new JPanel();
// 月面板
private JPanel jPanelMonth = new JPanel();
// 年的输入位置
private JTextField Year = new JTextField();
// 月的输入位置
private JTextField Month = new JTextField();
// 减少月份
private JButton MonthDown = new JButton();
// 增加月份
private JButton MonthUp = new JButton();

private JPanel jPanelButton = new JPanel();
// 减少年份
private JButton YearDown = new JButton();
// 增加年份
private JButton YearUp = new JButton();
// 显示日期的位置
private JLabel Out = new JLabel();
// 中国时区，以后可以从这里扩展可以设置时区的功能
private Locale l = Locale.CHINESE;
// 主日历
private GregorianCalendar cal = new GregorianCalendar(l);
// 星期面板
private JPanel weekPanel = new JPanel();
// 天按钮组
private JToggleButton[] days = new JToggleButton[42];
// 天面板
private JPanel Days = new JPanel();
// 标示
private JLabel jLabel1 = new JLabel();
private JLabel jLabel2 = new JLabel();
private JLabel jLabel3 = new JLabel();
private JLabel jLabel4 = new JLabel();
private JLabel jLabel5 = new JLabel();
private JLabel jLabel6 = new JLabel();
private JLabel jLabel7 = new JLabel();
// 当前选择的天数按钮
private JToggleButton cur = null;
// 月份天数数组，用来取得当月有多少天
// 1 2 3 4 5 6 7 8 9 10 11 12
private int[] mm = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };

// 空日期构造函数
public JCalendar() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}

}

// 带日期设置的构造函数
public JCalendar(int year, int month, int day) {
cal.set(year, month, day);
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}

// 带日历输入的构造函数
public JCalendar(GregorianCalendar calendar) {
cal = calendar;
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}

// 带日期输入的构造函数
public JCalendar(Date date) {
cal.setTime(date);
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}

// 初始化组件
private void jbInit() throws Exception {
// 初始化年、月、日
iniCalender();

this.setLayout(new BorderLayout());
this.setBorder(BorderFactory.createRaisedBevelBorder());
this.setMaximumSize(new Dimension(200, 200));
this.setMinimumSize(new Dimension(200, 200));
this.setPreferredSize(new Dimension(200, 200));

Main.setLayout(new BorderLayout());
Main.setBackground(SystemColor.info);
Main.setBorder(null);

Out.setBackground(Color.lightGray);
Out.setHorizontalAlignment(SwingConstants.CENTER);
Out.setMaximumSize(new Dimension(100, 19));
Out.setMinimumSize(new Dimension(100, 19));
Out.setPreferredSize(new Dimension(100, 19));

jLabel1.setForeground(Color.red);
jLabel1.setHorizontalAlignment(SwingConstants.CENTER);
jLabel1.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel1.setText("日");
jLabel2.setForeground(Color.blue);
jLabel2.setHorizontalAlignment(SwingConstants.CENTER);
jLabel2.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel2.setText("六");
jLabel3.setHorizontalAlignment(SwingConstants.CENTER);
jLabel3.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel3.setText("五");
jLabel4.setHorizontalAlignment(SwingConstants.CENTER);
jLabel4.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel4.setText("四");
jLabel5.setHorizontalAlignment(SwingConstants.CENTER);
jLabel5.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel5.setText("三");
jLabel6.setBorder(null);
jLabel6.setHorizontalAlignment(SwingConstants.CENTER);
jLabel6.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel6.setText("二");
jLabel7.setBackground(Color.lightGray);
jLabel7.setForeground(Color.black);
jLabel7.setBorder(null);
jLabel7.setHorizontalAlignment(SwingConstants.CENTER);
jLabel7.setHorizontalTextPosition(SwingConstants.CENTER);
jLabel7.setText("一");

weekPanel.setBackground(UIManager
.getColor("InternalFrame.activeTitleGradient"));
weekPanel.setBorder(BorderFactory.createEtchedBorder());
weekPanel.setLayout(new GridLayout(1, 7));
weekPanel.add(jLabel1, null);
weekPanel.add(jLabel7, null);
weekPanel.add(jLabel6, null);
weekPanel.add(jLabel5, null);
weekPanel.add(jLabel4, null);
weekPanel.add(jLabel3, null);
weekPanel.add(jLabel2, null);

MonthUp.setAlignmentX((float) 0.0);
MonthUp.setActionMap(null);

jPanelMonth.setBackground(SystemColor.info);
jPanelMonth.setLayout(new BorderLayout());
jPanelMonth.setBorder(BorderFactory.createEtchedBorder());

Month.setBorder(null);
Month.setHorizontalAlignment(SwingConstants.CENTER);
Month.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(MouseEvent e) {
Month_mouseClicked(e);
}
});
Month.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(KeyEvent e) {
Month_keyPressed(e);
}
});

MonthDown.setBorder(null);
MonthDown.setText("\u25C4");
MonthDown.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(ActionEvent e) {
MonthDown_actionPerformed(e);
}
});
MonthUp.setBorder(null);
MonthUp.setText("\u25BA");
MonthUp.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(ActionEvent e) {
MonthUp_actionPerformed(e);
}
});

jPanelButton.setLayout(null);
jPanelButton.setBorder(null);
jPanelButton
.addComponentListener(new java.awt.event.ComponentAdapter() {
public void componentResized(
java.awt.event.ComponentEvent evt) {
jPanelButtonComponentResized(evt);
}
});

Year.setBorder(BorderFactory.createEtchedBorder());
Year.setMaximumSize(new Dimension(80, 25));
Year.setMinimumSize(new Dimension(80, 25));
Year.setPreferredSize(new Dimension(80, 25));
Year.setHorizontalAlignment(SwingConstants.CENTER);
Year.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(MouseEvent e) {
Year_mouseClicked(e);
}
});
Year.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(KeyEvent e) {
Year_keyPressed(e);
}
});

YearDown.setBorder(null);
YearDown.setMaximumSize(new Dimension(16, 16));
YearDown.setMinimumSize(new Dimension(16, 16));
YearDown.setPreferredSize(new Dimension(16, 16));
YearDown.setSize(new Dimension(16, 16));
YearDown.setText("▼");
YearDown.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(ActionEvent e) {
YearDown_actionPerformed(e);
}
});
YearUp.setBorder(null);
YearUp.setMaximumSize(new Dimension(16, 16));
YearUp.setMinimumSize(new Dimension(16, 16));
YearUp.setPreferredSize(new Dimension(16, 16));
YearUp.setSize(new Dimension(16, 16));
YearUp.setText("▲");
YearUp.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(ActionEvent e) {
YearUp_actionPerformed(e);
}
});

jPanelDay.setLayout(new BorderLayout());

Days.setLayout(new GridLayout(6, 7));
Days.setBackground(SystemColor.info);

for (int i = 0; i < 42; i++) {
days[i] = new JToggleButton();
days[i].setBorder(null);
days[i].setBackground(SystemColor.info);
days[i].setHorizontalAlignment(SwingConstants.CENTER);
days[i].setHorizontalTextPosition(SwingConstants.CENTER);
// days[i].setSize(l,l);
days[i].addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(ActionEvent e) {
day = Integer.parseInt(((JToggleButton) e.getSource())
.getText());
showDate();
showDays();
}
});
Days.add(days[i]);
}

this.add(Main, BorderLayout.NORTH);
this.add(jPanelDay, BorderLayout.CENTER);
this.add(jPanelMonth, BorderLayout.SOUTH);

Main.add(Year, BorderLayout.CENTER);
Main.add(Out, BorderLayout.WEST);
Main.add(jPanelButton, BorderLayout.EAST);

jPanelButton.add(YearUp);
jPanelButton.add(YearDown);

jPanelDay.add(weekPanel, BorderLayout.NORTH);
jPanelDay.add(Days, BorderLayout.CENTER);

jPanelMonth.add(Month, BorderLayout.CENTER);
jPanelMonth.add(MonthDown, BorderLayout.WEST);
jPanelMonth.add(MonthUp, BorderLayout.EAST);

showMonth();
showYear();
showDate();
showDays();
}

Alan_2018 2011-04-07

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详细一点、思路？

wula0010 2011-04-06

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要自己做啊？现成的很多啊，重复造轮子，.........

java语言 如何做一个动态的日历（在线等）

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java语言如何做一个动态的日历（在线等）