android预定日期,2018-06-25 Android之日期时间选择控件DatePicker和TimePicker

package com.lindroid.datetimepickerdemo;

import android.app.AlertDialog;

import android.content.Context;

import android.content.DialogInterface;

import android.os.Bundle;

import android.support.v7.app.AppCompatActivity;

import android.view.View;

import android.widget.DatePicker;

import android.widget.LinearLayout;

import android.widget.TextView;

import android.widget.TimePicker;

import java.util.Calendar;public classMainActivityextendsAppCompatActivityimplementsView.OnClickListener,DatePicker.OnDateChangedListener,TimePicker.OnTimeChangedListener{ private Context context;

private LinearLayout llDate, llTime;

private TextView tvDate, tvTime;

private int year, month, day, hour, minute;

//在TextView上显示的字符    private StringBuffer date, time;

@Override    protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

context = this;

date = new StringBuffer();

time = new StringBuffer();

initView();

initDateTime();

}

/**

* 初始化控件

*/    private void initView() {

llDate = (LinearLayout) findViewById(R.id.ll_date);

tvDate = (TextView) findViewById(R.id.tv_date);

llTime = (LinearLayout) findViewById(R.id.ll_time);

tvTime = (TextView) findViewById(R.id.tv_time);

llDate.setOnClickListener(this);

llTime.setOnClickListener(this);

}

/**

* 获取当前的日期和时间

*/    private void initDateTime() {

Calendar calendar = Calendar.getInstance();

year = calendar.get(Calendar.YEAR);

month = calendar.get(Calendar.MONTH) + 1;

day = calendar.get(Calendar.DAY_OF_MONTH);

hour = calendar.get(Calendar.HOUR);

minute = calendar.get(Calendar.MINUTE);

}

@Override    public void onClick(View v) {

switch (v.getId()) {

case R.id.ll_date:

AlertDialog.Builder builder = new AlertDialog.Builder(context);

builder.setPositiveButton("设置", new DialogInterface.OnClickListener() {

@Override                    public void onClick(DialogInterface dialog, int which) {

if (date.length() > 0) { //清除上次记录的日期                            date.delete(0, date.length());

}

tvDate.setText(date.append(String.valueOf(year)).append("年").append(String.valueOf(month)).append("月").append(day).append("日"));

dialog.dismiss();

}

});

builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {

@Override                    public void onClick(DialogInterface dialog, int which) {

dialog.dismiss();

}

});

final AlertDialog dialog = builder.create();

View dialogView = View.inflate(context, R.layout.dialog_date, null);

final DatePicker datePicker = (DatePicker) dialogView.findViewById(R.id.datePicker);

dialog.setTitle("设置日期");

dialog.setView(dialogView);

dialog.show();

//初始化日期监听事件                datePicker.init(year, month - 1, day, this);

break;

case R.id.ll_time:

AlertDialog.Builder builder2 = new AlertDialog.Builder(context);

builder2.setPositiveButton("设置", new DialogInterface.OnClickListener() {

@Override                    public void onClick(DialogInterface dialog, int which) {

if (time.length() > 0) { //清除上次记录的日期                            time.delete(0, time.length());

}

tvTime.setText(time.append(String.valueOf(hour)).append("时").append(String.valueOf(minute)).append("分"));

dialog.dismiss();

}

});

builder2.setNegativeButton("取消", new DialogInterface.OnClickListener() {

@Override                    public void onClick(DialogInterface dialog, int which) {

dialog.dismiss();

}

});

AlertDialog dialog2 = builder2.create();

View dialogView2 = View.inflate(context, R.layout.dialog_time, null);

TimePicker timePicker = (TimePicker) dialogView2.findViewById(R.id.timePicker);

timePicker.setCurrentHour(hour);

timePicker.setCurrentMinute(minute);

timePicker.setIs24HourView(true); //设置24小时制                timePicker.setOnTimeChangedListener(this);

dialog2.setTitle("设置时间");

dialog2.setView(dialogView2);

dialog2.show();

break;

}

}

/**    * 日期改变的监听事件    *    * @paramview    * @paramyear    * @parammonthOfYear    * @paramdayOfMonth    */    @Override    public void onDateChanged(DatePicker view, int year, int monthOfYear, int dayOfMonth) {

this.year = year;

this.month = monthOfYear;

this.day = dayOfMonth;

}

/**    * 时间改变的监听事件    *    * @paramview    * @paramhourOfDay    * @paramminute    */    @Override    public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {

this.hour = hourOfDay;

this.minute = minute;

}