AndroidStudio：实现几种常用对话框-进度条、日期选择、时间选择

矫情吗；* 2022-02-26 04:18 831阅读 0赞

### 一、内容 ###

本案例主要介绍以下几种常见对话框：

1.进度条对话框

2.日期选择对话框

3.时间选择对话框

### 二、实现 ###

import android.app.Activity;
    import android.app.DatePickerDialog;
    import android.app.ProgressDialog;
    import android.app.TimePickerDialog;
    import android.app.DatePickerDialog.OnDateSetListener;
    import android.app.TimePickerDialog.OnTimeSetListener;
    import android.os.Bundle;
    import android.view.View;
    import android.view.View.OnClickListener;
    import android.widget.Button;
    import android.widget.DatePicker;
    import android.widget.TimePicker;
    
    public class MainActivity extends Activity
    {
        Button btn1,btn2,btn3;
        @Override
        public 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);
            btn1.setOnClickListener(new mClick());
            btn2.setOnClickListener(new mClick());
            btn3.setOnClickListener(new mClick());
        }
        class mClick implements OnClickListener
        {
            int m_year = 2012;
            int m_month = 1;
            int m_day = 1;
            int m_hour = 12,   m_minute = 1;
            @Override
            public void onClick(View v)
            {
                if(v == btn1)
                {
                    //设置进度对话框
                    ProgressDialog  d=new ProgressDialog (MainActivity.this);
                    d.setTitle("进度对话框");
                    d.setIndeterminate(true);
                    d.setMessage("程序正在Loading...");
                    d.setCancelable(true);
                    d.setMax(10);
                    d.show();
                }
                else  if(v == btn2)
                {
                    //设置日期监听器
                    OnDateSetListener dateListener = new OnDateSetListener()
                    {
                        @Override
                        public void onDateSet(DatePicker view, int year,
                                              int monthOfYear, int dayOfMonth)
                        {
                            m_year = year;
                            m_month = monthOfYear;
                            m_day = dayOfMonth;
                        }
                    };
                    //创建日期对话框对象
                    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)
                {    //设置时间监听器
                    OnTimeSetListener timeListener = new OnTimeSetListener()
                    {
                        @Override
                        public void onTimeSet(TimePicker view, int hourOfDay, int minute)
                        {
                            m_hour = hourOfDay;
                            m_minute = minute;
                        }
                    };
                    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 ###

1.进度对话框

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MDE0MTQ3Mw_size_16_color_FFFFFF_t_70][]

2.日期选择对话框

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MDE0MTQ3Mw_size_16_color_FFFFFF_t_70 1][]

3.时间选择对话框

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MDE0MTQ3Mw_size_16_color_FFFFFF_t_70 2][]     ![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MDE0MTQ3Mw_size_16_color_FFFFFF_t_70 3][]

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