android 日期选择器

//出生年月设置
private void birthSetting() {
    Calendar calendar = Calendar.getInstance();
    calendar.add(Calendar.DAY_OF_YEAR, 1);
    new DatePickerDialog(mContext, new DatePickerDialog.OnDateSetListener() {

        @Override
        public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
            String month = (monthOfYear + 1) < 10 ? "0" + String.valueOf(monthOfYear + 1) : String.valueOf(monthOfYear + 1);
            tvBirth.setText(new StringBuilder().append(year).append("-").append(month).append("-").append(dayOfMonth));//tvBirth就是选择日期结果textview
        }
    }, calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
            calendar.get(Calendar.DAY_OF_MONTH)).show();
}

activity代码

import android.app.DatePickerDialog;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.DatePicker;
import android.widget.TextView;

import com.administrator.views.BaseViewActivity;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {

    TextView textView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
         textView = (TextView)findViewById(R.id.myte);
        textView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
//                startActivity(new Intent(MainActivity.this, BaseViewActivity.class));
                birthSetting();
            }
        });


    }

    //出生年月设置
    private void birthSetting() {
        Calendar calendar = Calendar.getInstance();
        calendar.add(Calendar.DAY_OF_YEAR, 1);
        new DatePickerDialog(MainActivity.this, new DatePickerDialog.OnDateSetListener() {

            @Override
            public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
                String month = (monthOfYear + 1) < 10 ? "0" + String.valueOf(monthOfYear + 1) : String.valueOf(monthOfYear + 1);
                textView.setText(new StringBuilder().append(year).append("-").append(month).append("-").append(dayOfMonth));//tvBirth就是选择日期结果textview
            }
        }, calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
                calendar.get(Calendar.DAY_OF_MONTH)).show();
    };
}