java日期时间选择控件(代码) - 编程入门网

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.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) ;daysButto

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