Android Studio进度及日期时间对话框以及显示设置的日期和时间

一、内容

设计进度及日期时间对话框以及显示设置的日期和时间

二、实现

1.activity_main.xml

2.MainActivity.java

package com.example.myapplication3_6;

import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.support.v7.app.AppCompatActivity;
import android.app.DatePickerDialog;
import android.app.TimePickerDialog;
import android.app.DatePickerDialog.OnDateSetListener;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.widget.DatePicker;
import android.widget.TimePicker;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.CalendarView;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {
    Button btn1,btn2,btn3;
    TextView txt1,txt2;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btn1=(Button)findViewById(R.id.btn1);
        btn2=(Button)findViewById(R.id.btn2);
        btn3=(Button)findViewById(R.id.btn3);
        txt1=(TextView)findViewById(R.id.txt1);
        txt2=(TextView)findViewById(R.id.txt2);
        btn1.setOnClickListener(new mClick());
        btn2.setOnClickListener(new mClick());
        btn3.setOnClickListener(new mClick());
    }
    class mClick implements View.OnClickListener{
        int m_year=2010;
        int m_month=3;
        int m_day=2;
        int m_hour=2,m_minute=6;
        public void onClick(View v){
            if(v==btn1){
                ProgressDialog d=new ProgressDialog(MainActivity.this);
                d.setTitle("进度对话框");
                d.setIndeterminate(true);
                d.setMessage("Loading...");
                d.setCancelable(true);
                d.setMax(10);
                d.show();
            }
            else if(v==btn2)
            {
                OnDateSetListener dateListener=new OnDateSetListener() {
                    @Override
                    public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
                        m_year=year;
                        m_month=month;
                        m_day=dayOfMonth;
                        txt1.setText("您设置的日期为："+m_year+"年"+m_month+"月"+m_day+"日");
                    }
                };
                DatePickerDialog date=new DatePickerDialog(MainActivity.this,dateListener,m_year,m_month,m_day);
                date.setTitle("日期对话框");
                date.show();

            }
            else if(v==btn3){
                OnTimeSetListener timeListener=new OnTimeSetListener() {
                    @Override
                    public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                        m_hour=hourOfDay;
                        m_minute=minute;
                        txt2.setText("你设置的时间为："+m_hour+"时"+m_minute+"分");
                    }
                };
                TimePickerDialog d=new TimePickerDialog(MainActivity.this,timeListener,m_hour,m_minute,true);
                d.setTitle("时间对话框");
                d.show();
            }

        }
    }
}

三、效果展示