?? year.java
字號:
package 日歷記事本;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Year extends Box implements ActionListener {
int year;
JTextField showYear = null;
JButton 明年, 去年;
CalendarPad 日歷;
// ----------------------------------------------------------------------------------------------------------------------------------------
public Year(CalendarPad 日歷)
{
super(BoxLayout.X_AXIS);
showYear = new JTextField(4);
showYear.setForeground(Color.blue);
showYear.setFont(new Font("TimesRomn", Font.BOLD, 14));
this.日歷 = 日歷;
year = 日歷.getYear();
明年 = new JButton("下年");
去年 = new JButton("上年");
add(去年);
add(showYear);
add(明年);
showYear.addActionListener(this);
去年.addActionListener(this);
明年.addActionListener(this);
}
// ----------------------------------------------------------------------------------------------------------------------------------------
public void setYear(int year) {
this.year = year;
showYear.setText("" + year);
}
// ----------------------------------------------------------------------------------------------------------------------------------------
public int getYear() {
return year;
}
// ----------------------------------------------------------------------------------------------------------------------------------------
public void actionPerformed(ActionEvent e) {
if (e.getSource() == 去年)
{
year = year - 1;
showYear.setText("" + year);
日歷.setYear(year);
日歷.設(shè)置日歷牌(year, 日歷.getMonth());
}
else if (e.getSource() == 明年)
{
year = year + 1;
showYear.setText("" + year);
日歷.setYear(year);
日歷.設(shè)置日歷牌(year, 日歷.getMonth());
}
else if (e.getSource() == showYear)
{
try
{
year = Integer.parseInt(showYear.getText());
showYear.setText("" + year);
日歷.setYear(year);
日歷.設(shè)置日歷牌(year, 日歷.getMonth());
} catch (NumberFormatException ee)
{
showYear.setText("" + year);
日歷.setYear(year);
日歷.設(shè)置日歷牌(year, 日歷.getMonth());
}
}
}
// ----------------------------------------------------------------------------------------------------------------------------------------
}
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