对话框

package com.example.administrator.myandriodialog;

import android.app.DatePickerDialog;
import android.app.ProgressDialog;
import android.app.TimePickerDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.DatePicker;
import android.widget.TimePicker;
import android.widget.Toast;

import com.example.pulltorefreshlistview.R;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {
    private Handler handler = new Handler(){
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            p.setProgress(msg.what);
            if(msg.what==100){
                p.dismiss();
            }
        }
    };
    private ProgressDialog p;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        p = new ProgressDialog(this);
        p.setTitle("进度条");
        p.setMessage("正在下载中:");
        p.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
    }

    public void on(View view) {
        switch (view.getId()){
            case R.id.zdy:
                zdy();
                break;

            case R.id.time:
                showTimerPickerDialog();
                break;

            case R.id.date:
                showDatePickerDialog();
                break;
            case R.id.Items:
                showItems();
                break;
            case R.id.SingleDialog:
                showSingleDialog();
                break;
            case R.id.checketbox:
                showchecketbox();
                break;
            case R.id.myself:
                showmyself();
                break;

            case R.id.progress1:
                showprogress1();
                break;

            case R.id.progress2:
                showprogress2();
                break;


        }

    }

    private void showprogress2() {

    }

    private void showprogress1() {
        p.show();
        new Thread(){
            @Override
            public void run() {
                super.run();
                for (int i = 0; i<=100; i+=5) {
                    try {
                        Thread.sleep(500);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }

                    handler.sendEmptyMessage(i);
                }
            }
        }.start();

    }

    private void showmyself() {
    }

    private void showchecketbox() {
        final String[] name = {"Android","Studio","Java","CSP"};
        final boolean[] bArray = new boolean[name.length];
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("多选列表对话框");
        builder.setMultiChoiceItems(name, bArray, new DialogInterface.OnMultiChoiceClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                bArray[which]=isChecked;
            }
        });

        builder.setPositiveButton("确认", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < name.length; i++) {
                    if(bArray[i]){
                        sb.append(name[i]+": ");
                    }
                }
                Toast.makeText(MainActivity.this,sb.toString(),Toast.LENGTH_SHORT).show();
            }
        });
        builder.show();
    }

    private void showSingleDialog() {
        final String[] name = {"Android","Studio","Java","CSP"};
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("单选列表对话框");
        builder.setSingleChoiceItems(name, 0, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,name[which],Toast.LENGTH_SHORT).show();
            }
        });

        builder.create().show();
    }

    private void showItems() {
        final String[] name = {"Android","Studio","Java","CSP"};
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("列表对话框");
        builder.setIcon(R.mipmap.ic_launcher);
        builder.setItems(name, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,name[which],Toast.LENGTH_SHORT).show();
            }
        });
        builder.create().show();
    }

    private void zdy(){
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("警示对话框");
        builder.setIcon(R.mipmap.ic_launcher);
        builder.setMessage("今天还行能凑合");

        builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,"您取消了任务",Toast.LENGTH_SHORT).show();
            }
        });
        builder.setPositiveButton("确认", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,"您点击了确定",Toast.LENGTH_SHORT).show();
            }
        });

        AlertDialog dialog = builder.create();
        dialog.show();


    }

    private void showDatePickerDialog(){
        Calendar calendar = Calendar.getInstance();
        DatePickerDialog dateDialog = new DatePickerDialog(this, new DatePickerDialog.OnDateSetListener() {
            @Override
            public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
                Toast.makeText(MainActivity.this,year+"年"+(month+1)+"月"+dayOfMonth+"日",Toast.LENGTH_SHORT).show();
            }
        },calendar.get(Calendar.YEAR),calendar.get(Calendar.MONTH),calendar.get(Calendar.DAY_OF_MONTH));
        dateDialog.show();
    }

    private void showTimerPickerDialog(){
        Calendar calendar =Calendar.getInstance();

        TimePickerDialog timeDialog = new TimePickerDialog(this, new TimePickerDialog.OnTimeSetListener() {
            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                Toast.makeText(MainActivity.this,hourOfDay+":"+minute,Toast.LENGTH_SHORT).show();
            }
        },calendar.get(Calendar.HOUR),calendar.get(Calendar.MINUTE),true);
        timeDialog.show();

    }
}