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MainActivity.java//为View控件绑定监听器 package com.example.gby.s01_e05_view;import android.content.DialogInterface; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.vi

//SeekBar用户可拖动进度条示例 -------------- MainActivity.java -------------- package com.example.gby.s01_e18_seekbar;import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.wid

//ProgressBar示例 ------------- MainActivity.java -------------- package com.example.gby.s01_e17_progressbar;import android.content.DialogInterface; import android.support.v7.app.AppCompatActivity; impor

//DatePicker ----------------- MainActivity.java ----------------- package com.example.gby.s01_e16_datepicker;import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.v

//TimePicker ----------- MainActivity.java ----------------- package com.example.gby.s01_e16_timepicker;import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.Vi

activity_main.xml<!--RelativeLayout布局制作登陆界面--> <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.

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:layout_wi

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:layout_wi

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:layout_wi

//RatingBar打分进度条示例 --------- MainActivity.java --------- package com.example.gby.s01_e18_ratingbar;import android.media.Rating; import android.support.v7.app.AppCompatActivity; import android.os.Bundle