Java 程式以在 Java 中設定日期選擇器
要設定日期選擇器,首先建立一個日期物件 −
Date today = new Date();
現在,使用 SpinnerDateModel −
JSpinner spinner2 = new JSpinner(new SpinnerDateModel(today, null, null, Calendar.MONTH));
我們現在將考慮一個 DateEditor,它是 JSpinner 的編輯器,其模型是 SpinnerDateModel。在此處設定月份的格式 −
JSpinner.DateEditor editor = new JSpinner.DateEditor(spinner2, "MM"); spinner2.setEditor(editor);
以下是在 Java 中設定日期選擇器的示例 −
示例
package my;
import java.awt.GridBagLayout;
import java.util.Calendar;
import java.util.Date;
import javax.swing.*;
public class SwingDemo {
public static void main(String[] args) {
JFrame frame = new JFrame("Spinner Demo");
JPanel panel = new JPanel();
JLabel label = new JLabel("ResultID");
JLabel label2 = new JLabel(" Appeared On (Month)");
panel.setLayout(new GridBagLayout());
int min = 0;
int max = 10;
int step = 1;
int i = 3;
SpinnerModel value = new SpinnerNumberModel(i, min, max, step);
JSpinner spinner = new JSpinner(value);
spinner.setBounds(50, 80, 70, 100);
Date today = new Date();
JSpinner spinner2 = new JSpinner(new SpinnerDateModel(today, null, null, Calendar.MONTH));
JSpinner.DateEditor editor = new JSpinner.DateEditor(spinner2, "MM");
spinner2.setEditor(editor);
panel.add(label);
panel.add(spinner);
panel.add(label2);
panel.add(spinner2);
frame.add(panel);
frame.setSize(550,300);
frame.setVisible(true);
}
}輸出

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