原创 側拉
public class MainActivity extends FragmentActivity implements View.OnClickListener { private ViewPager viewPager;
2020-02-23 03:14:10
原创 讀取聯繫人
public class MainActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate
2020-02-23 03:14:10
原创 Tablayout+Fragment+側拉 一些簡單的實現
//Mainactivity public class MainActivity extends FragmentActivity implements View.OnClickListener { private ViewP
2020-02-23 03:14:10
原创 第二種夜間模式
按照value 創建一個values Colors <?xml version="1.0" encoding="utf-8"?> <resources> <color name="colorPrimary">#3F51B5</
2020-02-23 03:14:10
原创 網絡請求
記得加權限：<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/> /** * 網絡判斷的工具類 */ public class NetWo
2020-02-23 03:14:10
原创 數據庫增刪改查
//數據庫 增刪改查 public class UserDao { private SQLiteDatabase db;private static final String TABLE_NAME = "user";public User
2020-02-23 03:14:10
原创 夜間模式切換
Main佈局 <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
2020-02-23 03:14:10
原创 數據庫增刪改查
public class UserDao {private static final String TABLE_NAME = "user";private SQLiteDatabase db;public UserDao(Context
2020-02-23 03:14:10
原创 自定義View 鼠標拖動圓
public class MyCircleView extends View { //畫筆 private Paint mPaint; //圓的半徑 private float mRadius = 50f;
2020-02-23 03:14:00
原创 解析json並插入數據庫
public class UserDao { private final SQLiteDatabase db; private static final String TABLE_NAME = "user";
2020-02-23 03:14:00
原创 Pull解析
public class MainActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate
2020-02-23 03:14:00
原创 圖片分割部分代碼
@Override public int getItemViewType(int position) { //判斷顯示多類型 if (list.get(position).g
2020-02-23 03:14:00
原创 實現兩個工程之間跳轉
public class MainActivity extends AppCompatActivity { private TextView tv_one; @Override protected void o
2020-02-23 03:14:00
原创 短信驗證
1.:導入包 2: 2.2、在Module的build.gradle裏面將libs加入倉庫（repositories）： repositories{ flatDir{ dirs 'libs' //就是你放aa
2020-02-23 03:14:00