20170124 AlertDialgo(加入日期和時間交談窗)

用DatePickerDialog和TimePickerDialog

類別建立日期和時間交談窗

//20170124 劉彥廷

//AlertDialgo(加入日期和時間交談窗)

MainActivity.java

package com.example.user.myapplication44;

import android.app.DatePickerDialog;

import android.app.TimePickerDialog;

import android.icu.util.Calendar;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.DatePicker;

import android.widget.TextView;

import android.widget.TimePicker;

public class MainActivity extends AppCompatActivity

        implements View.OnClickListener,

        DatePickerDialog.OnDateSetListener,

        TimePickerDialog.OnTimeSetListener{

     Calendar c = Calendar.getInstance();

       TextView txDate,txTime;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        txDate = (TextView)findViewById(R.id.textView1);

        txTime = (TextView)findViewById(R.id.textView2);

        txDate.setOnClickListener(this);

        txTime.setOnClickListener(this);

    }

    @Override

    public void onClick(View v) {

        if (v==txDate){

        new DatePickerDialog(this,this,

                c.get(Calendar.YEAR),

                c.get(Calendar.MONTH),

                c.get(Calendar.DAY_OF_MONTH))

                .show();

    }

    else if(v ==txTime){

            new TimePickerDialog(this,this,

                    c.get(Calendar.HOUR_OF_DAY),

                    c.get(Calendar.MINUTE),

                    true)

                    .show();

        }

    }

    @Override

    public void onDateSet(DatePicker v, int y, int m, int d) {

        txDate.setText("日期:"+y+ "/"+(m+1)+"/"+d);  //將選定事情顯示在螢幕上

    }

    @Override

    public void onTimeSet(TimePicker v, int h, int m) {

        txTime.setText("時間:"+h+":"+m);  //將選定事情顯示在螢幕上

    }

}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/activity_main"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:paddingBottom="@dimen/activity_vertical_margin"

    android:paddingLeft="@dimen/activity_horizontal_margin"

    android:paddingRight="@dimen/activity_horizontal_margin"

    android:paddingTop="@dimen/activity_vertical_margin"

    tools:context="com.example.user.myapplication44.MainActivity"

    android:orientation="vertical">

    <TextView

        android:text="@string/TextView1"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:id="@+id/textView1"

        android:textSize="26sp" />

    <TextView

        android:text="@string/TextView2"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:id="@+id/textView2"

        android:textSize="26sp" />

</LinearLayout>

strings.xml

<resources>

    <string name="app_name">AlertDialgo(加入日期和時間交談窗) (No44)</string>

    <string name="TextView1">日期:未設定</string>

    <string name="TextView2">時間:未設定</string>

</resources>