datechooserjbutton_1.java

小区物业管理系统（java版） java swing + access 2003

package myClass;

import java.util.Date; 
import java.util.Calendar; 
import java.text.DateFormat; 
import java.text.SimpleDateFormat; 
import java.text.ParseException ; 
import java.awt.Color ; 
import java.awt.Font; 
import java.awt.Point ; 
import java.awt.Dimension ; 
import java.awt.BorderLayout ; 
import java.awt.FlowLayout ; 
import java.awt.GridLayout ; 
import java.awt.Component ; 
import java.awt.Cursor ; 
import java.awt.Frame ; 

import java.awt.event.ActionEvent; 
import java.awt.event.ActionListener; 
import java.awt.event.MouseListener; 
import java.awt.event.MouseAdapter; 
import java.awt.event.MouseEvent; 
//import javax.swing.JFrame; 
import javax.swing.JButton; 
import javax.swing.JDialog; 
import javax.swing.JPanel; 
import javax.swing.JLabel; 
import javax.swing.JSpinner ; 
import javax.swing.JSpinner.NumberEditor ; 
import javax.swing.SpinnerNumberModel; 
import javax.swing.SwingUtilities; 
import javax.swing.SwingConstants ; 
import javax.swing.event.ChangeListener ; 
import javax.swing.event.ChangeEvent ; 
import javax.swing.border.LineBorder ; 



public class DateChooserJButton_1 extends JButton { 


private DateChooser dateChooser =null; 

private String preLabel ="" ; 


public DateChooserJButton_1() { 
this(getNowDate()) ; 
} 


public DateChooserJButton_1(SimpleDateFormat df , String dateString) { 
this() ; 
setText(df,dateString) ; 
} 


public DateChooserJButton_1(Date date) { 
this("",date); 
} 

public DateChooserJButton_1(String preLabel , Date date) { 
if (preLabel!=null) this.preLabel = preLabel ; 
setDate(date) ; 
setBorder(null) ; 
setCursor(new Cursor(Cursor.HAND_CURSOR)) ; 
super.addActionListener( new ActionListener() { 
public void actionPerformed(ActionEvent e) { 
if (dateChooser==null) dateChooser = new DateChooser(); 
Point p = getLocationOnScreen() ; 
p.y = p.y+30 ; 
dateChooser.showDateChooser(p) ; 
} 
}) ; 
} 


private static Date getNowDate() { 
return Calendar.getInstance().getTime() ; 
} 

private static SimpleDateFormat getDefaultDateFormat() { 
return new SimpleDateFormat("yyyy-MM") ; 
} 

//覆盖父类的方法 
public void setText(String s) { 
Date date ; 
try { 
date = getDefaultDateFormat().parse(s) ; 
}catch (ParseException e) { 
date = getNowDate() ; 
} 
setDate(date) ; 
} 


public void setText(SimpleDateFormat df , String s) { 
Date date ; 
try { 
date = df.parse(s) ; 
}catch (ParseException e) { 
date = getNowDate() ; 
} 
setDate(date) ; 
} 



public void setDate(Date date) { 
super.setText(preLabel+getDefaultDateFormat().format(date)); 
} 

public Date getDate() { 
String dateString = getText().substring(preLabel.length()); 
try { 
return getDefaultDateFormat().parse(dateString); 
} catch (ParseException e) { 
return getNowDate() ; 
} 

} 



//覆盖父类的方法使之无效 
public void addActionListener(ActionListener listener ) { 
} 




private class DateChooser extends JPanel implements ActionListener ,ChangeListener { 
int startYear = 1980; //默认【最小】显示年份 
int lastYear = 2050; //默认【最大】显示年份 
int width = 200; //界面宽度 
int height = 200; //界面高度 

Color backGroundColor = Color.gray; //底色 
//月历表格配色----------------// 
Color palletTableColor = Color.white; //日历表底色 
Color todayBackColor = Color.orange; //今天背景色 
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 

//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 


Color rbFontColor = Color.white; //RoundBox文字色 
Color rbBorderColor = Color.red; //RoundBox边框色 
Color rbButtonColor = Color.pink; //RoundBox按钮色 
Color rbBtFontColor = Color.red; //RoundBox按钮文字色 

JDialog dialog ; 
JSpinner yearSpin ; 
JSpinner monthSpin ; 
JSpinner hourSpin ; 
JButton[][] daysButton = new JButton[6][7] ; 


DateChooser() { 

setLayout(new BorderLayout()); 
setBorder(new LineBorder(backGroundColor, 2)); 
setBackground(backGroundColor); 

JPanel topYearAndMonth = createYearAndMonthPanal(); 
add(topYearAndMonth,BorderLayout.NORTH); 
JPanel centerWeekAndDay = createWeekAndDayPanal(); 
add(centerWeekAndDay,BorderLayout.CENTER); 

} 


private JPanel createYearAndMonthPanal(){ 
Calendar c = getCalendar() ; 
int currentYear =c.get(Calendar.YEAR); 
int currentMonth =c.get(Calendar.MONTH)+1; 
int currentHour =c.get(Calendar.HOUR_OF_DAY); 

JPanel result = new JPanel(); 
result.setLayout(new FlowLayout()); 
result.setBackground(controlLineColor); 

yearSpin = new JSpinner(new SpinnerNumberModel(currentYear,startYear,lastYear,1)); 
yearSpin.setPreferredSize(new Dimension(48,20)) ; 
yearSpin.setName("Year") ; 
yearSpin.setEditor(new JSpinner.NumberEditor(yearSpin, "####")) ; 
yearSpin.addChangeListener(this) ; 
result.add(yearSpin) ; 

JLabel yearLabel = new JLabel("年"); 
yearLabel.setForeground(controlTextColor); 
result.add(yearLabel); 

monthSpin = new JSpinner(new SpinnerNumberModel(currentMonth,1,12,1)); 
monthSpin.setPreferredSize(new Dimension(35,20)) ; 
monthSpin.setName("Month") ; 
monthSpin.addChangeListener(this) ; 
result.add(monthSpin) ; 

JLabel monthLabel = new JLabel("月"); 
monthLabel.setForeground(controlTextColor); 
result.add(monthLabel); 

hourSpin = new JSpinner(new SpinnerNumberModel(currentHour,0,23,1)); 
hourSpin.setPreferredSize(new Dimension(35,20)) ; 
hourSpin.setName("Hour") ; 
hourSpin.addChangeListener(this) ; 
result.add(hourSpin) ; 

JLabel hourLabel = new JLabel("时"); 
hourLabel.setForeground(controlTextColor); 
result.add(hourLabel); 

return result ; 
} 



private JPanel createWeekAndDayPanal() { 
String colname[] = {"日","一","二","三","四","五","六"}; 
JPanel result = new JPanel(); 
//设置固定字体，以免调用环境改变影响界面美观 
result.setFont(new Font("宋体", Font.PLAIN, 12)); 
result.setLayout(new GridLayout(7,7)); 
result.setBackground(Color.white); 
JLabel cell ; 

for(int i=0;i<7;i++) { 
cell = new JLabel(colname[i]); 
cell.setHorizontalAlignment(JLabel.RIGHT); 
if (i==0 || i==6) cell.setForeground(weekendFontColor) ; 
else cell.setForeground(weekFontColor) ; 
result.add(cell) ; 
} 

int actionCommandId = 0 ; 
for(int i = 0; i < 6; i++) 
for(int j = 0; j < 7; j++) { 
JButton numberButton = new JButton(); 
numberButton.setBorder(null) ; 
numberButton.setHorizontalAlignment(SwingConstants.RIGHT); 
numberButton.setActionCommand(String.valueOf(actionCommandId)) ; 
numberButton.addActionListener(this) ; 
numberButton.setBackground(palletTableColor); 
numberButton.setForeground(dateFontColor) ; 
if (j==0 || j==6) numberButton.setForeground(weekendFontColor) ; 
else numberButton.setForeground(dateFontColor) ; 
daysButton[i][j] = numberButton; 
result.add(numberButton) ; 
actionCommandId ++ ; 
} 

return result; 
} 





private JDialog createDialog(Frame owner ) { 
JDialog result = new JDialog(owner,"日期时间选择",true) ; 
result.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE); 
result.getContentPane().add(this,BorderLayout.CENTER) ; 
result.pack() ; 
result.setSize(width, height); 
return result ; 
} 

void showDateChooser(Point position ) { 
Frame owner =(Frame)SwingUtilities.getWindowAncestor(DateChooserJButton_1.this) ; 
if (dialog==null || dialog.getOwner()!= owner) dialog = createDialog(owner ) ; 
dialog.setLocation(getAppropriateLocation(owner ,position ) ) ; 
flushWeekAndDay() ; 
dialog.show(); 
} 


Point getAppropriateLocation(Frame owner ,Point position ) { 
Point result = new Point(position) ; 
Point p = owner.getLocation() ; 
int offsetX = (position.x+width) - (p.x + owner.getWidth() ) ; 
int offsetY = (position.y+height) - (p.y + owner.getHeight() ) ; 

if (offsetX >0 ) { 
result.x -= offsetX ; 
} 

if (offsetY >0 ) { 
result.y -= offsetY ; 
} 

return result ; 

} 


private Calendar getCalendar() { 
Calendar result = Calendar.getInstance(); 
result.setTime(getDate()) ; 
return result ; 
} 


private int getSelectedYear() { 
return ((Integer)yearSpin.getValue()).intValue() ; 
} 


private int getSelectedMonth() { 
return ((Integer)monthSpin.getValue()).intValue() ; 
} 

private int getSelectedHour() { 
return ((Integer)hourSpin.getValue()).intValue() ; 
} 


private void dayColorUpdate(boolean isOldDay) { 
Calendar c = getCalendar() ; 
int day = c.get(Calendar.DAY_OF_MONTH); 
c.set(Calendar.DAY_OF_MONTH,1); 
int actionCommandId =day-2+c.get(Calendar.DAY_OF_WEEK) ; 
int i = actionCommandId/7; 
int j = actionCommandId%7; 
if (isOldDay) daysButton[i][j].setForeground(dateFontColor) ; 
else daysButton[i][j].setForeground(todayBackColor) ; 
} 


private void flushWeekAndDay() { 
Calendar c = getCalendar() ; 
c.set(Calendar.DAY_OF_MONTH,1); 
int maxDayNo = c.getActualMaximum(Calendar.DAY_OF_MONTH); 
int dayNo = 2 - c.get(Calendar.DAY_OF_WEEK) ; 
for(int i = 0; i < 6; i++) { 
for(int j = 0; j < 7; j++) { 
String s="" ; 
if (dayNo>=1 && dayNo<=maxDayNo ) s = String.valueOf(dayNo) ; 
daysButton[i][j].setText(s) ; 
dayNo ++ ; 
} 
} 
dayColorUpdate(false) ; 
} 




public void stateChanged(ChangeEvent e) { 
JSpinner source =(JSpinner)e.getSource() ; 
Calendar c = getCalendar() ; 
if (source.getName().equals("Hour")) { 
c.set(Calendar.HOUR_OF_DAY, getSelectedHour()); 
setDate(c.getTime()); 
return ; 
} 

dayColorUpdate(true) ; 

if (source.getName().equals("Year")) 
c.set(Calendar.YEAR, getSelectedYear()); 
else 
// (source.getName().equals("Month")) 
c.set(Calendar.MONTH, getSelectedMonth()-1); 
setDate(c.getTime()); 
flushWeekAndDay() ; 
} 


public void actionPerformed(ActionEvent e) { 
JButton source =(JButton)e.getSource() ; 
if (source.getText().length()==0) return ; 
dayColorUpdate(true) ; 
source.setForeground(todayBackColor) ; 
int newDay = Integer.parseInt(source.getText()); 
Calendar c = getCalendar() ; 
c.set(Calendar.DAY_OF_MONTH,newDay); 
setDate(c.getTime()); 
} 

} 



}