DatePicker示例

最新推荐文章于 2021-03-16 14:16:01 发布

blacop

最新推荐文章于 2021-03-16 14:16:01 发布

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分类专栏： Android

本文链接：https://blog.youkuaiyun.com/blacop/article/details/52305254

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//DatePicker
-----------------
MainActivity.java
-----------------
package com.example.gby.s01_e16_datepicker;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;

public class MainActivity extends AppCompatActivity {

    private DatePicker datePicker;
    private Button button;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        datePicker = (DatePicker)findViewById(R.id.firstDatePicker);
        button = (Button)findViewById(R.id.button);//找到ID

        datePicker.updateDate(2016,7,24);//设置时间,java的month从0-11
        ButtonListener buttonListener = new ButtonListener();
        button.setOnClickListener(buttonListener);
    }

    class ButtonListener implements View.OnClickListener{
        @Override
        public void onClick(View view) {
            int year = datePicker.getYear();
            int month = datePicker.getMonth();
            int day = datePicker.getDayOfMonth();
            System.out.println("y:"+year+",m:"+month+",d:"+day);
        }
    }
}


-----------------
activity_main.xml
-----------------
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.gby.s01_e16_datepicker.MainActivity">

    <DatePicker
        android:id="@+id/firstDatePicker"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"></DatePicker>
    <Button
        android:id="@+id/button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/firstDatePicker"
        android:text="获取DatePicker的值"
        />
</RelativeLayout>