weixin_44308983的博客

原创 Retrofit加请求头

public class RetrofitUtils { private static RetrofitUtils retrofitUtils; private RetrofitUtils(){ } public static RetrofitUtils getInstance(){ if(retrofitUtils==null){ ...

原创 greendao

原创 webView

WebSettings webSettings = webView.getSettings(); webSettings.setJavaScriptEnabled(true); webView.loadUrl("file:///android_asset/info.html"); webView.addJavascriptInterface(...

原创 二级购物车

1.Fragmentpublic class Shop_Fragment extends Fragment implements Shop_View { private View view; private RecyclerView rlv; private Shop_Presenter presenter; private CheckBox show_chec...

原创 自定义View画一个圆

public class CustomViews extends View implements Runnable{ private Context mcontext; private int screenWidth; private int screenHeight; private int radial = 50; private Paint mpa...

原创 RecycleView点击事件

1.在Adapter里面自定义一个接口,然后在onBindViewHolder中调用这个方法@Override public void onBindViewHolder(MainActivity.VH holder, final int position) { holder.tv.setText(mList.get(position)); //自己做item点击 ...

原创 购物车

1.MainActivitypackage com.bawei.gouwuche;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.support.v7.widget.LinearLayoutManager;import android.support.v7.w...

原创 内存泄漏

1.MainActivity @Override public void onDestroy() { super.onDestroy(); firstPresenter.deatchView(); }2.Presenterpublic class FirstPresenter<T> { private Refere...

原创 分类

1.先写三个Bean类2.MainActivitypublic class MainActivity extends AppCompatActivity implements FirstView { private ListView listView; private FirstPresenter presenter; private RecyclerView rlv...

原创 第三方登录及分享

1.先导依赖2.权限<uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:...

原创 高德地图

1.去高德地图创建key连接: https://lbs.amap.com/dev/key/app注意事项https://lbs.amap.com/api/android-sdk/guide/create-project/dev-attentionhttps://lbs.amap.com/faq/top/hot-questions/2492.Android Studio3.在清...

原创 MVP搜索显示长按删除

1.MainActivitypublic class MainActivity extends AppCompatActivity { private RadioGroup rg; private RadioButton ib1; private RadioButton ib2; private RadioButton ib3; private Radi...

原创 搜索显示

1.MainActivitypublic class MainActivity extends AppCompatActivity { private ViewPager vp; private RadioGroup rg; private ArrayList<Fragment> list; @Override protected void...

原创 MVP登录注册

1.MainActivitypublic class MainActivity extends AppCompatActivity implements LoginView { private EditText ed_pwd, ed_num; private Button regist, login; private LoginPresenter presenter;...

原创 下拉刷新 数据库缓存

在MainActivitypublic class MainActivity extends BaseActivity implements DrawerLayout.DrawerListener, RadioGroup.OnCheckedChangeListener { private DrawerLayout dl; private RadioGroup rg; p...

原创 5S跳转

1px=0.75ptpublic class MainActivity extends AppCompatActivity { private TextView textv; private ImageView img; private int i = 5; private SharedPreferences sp; @Override pr...

原创 首页5S跳转

public class MainActivity extends AppCompatActivity { private TextView textv; private ImageView img; private int i = 5; private SharedPreferences sp; @Override protected void...

原创 简单的接口用来显示数据

1.MainActivitypublic class MainActivity extends BaseActivity { int page=1; private DrawerLayout dr; private RadioGroup radioGroup; private Frag01 frag01; private Frag02 frag02; ...

原创 运用复杂的接口

1.写Bean类package com.bawei.lianxi.Bean;import java.util.List;/** * @Auther: 不懂 * @Date: 2019/1/17 16:19:23 * @Description: */public class Datas { /** * data : [{"advTypeShare":"",&quot

原创 下拉刷新 数据库缓存

在MainActivitypublic class MainActivity extends BaseActivity implements DrawerLayout.DrawerListener, RadioGroup.OnCheckedChangeListener { private DrawerLayout dl; private RadioGroup rg; p...

原创 多条目加载

首先先写权限在注册<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> <uses-permission android:name="android.permission.INTERNET"/> <application android...

原创 用Handler和AsyncTask和广播获取数据展示页面

先写一个Handler @SuppressLint("HandlerLeak") Handler handler=new Handler(){ @Override public void handleMessage(Message msg) { if(msg.what==0){ String json...

原创 使用ViewPager Handler 展示

//=============1.判断网络创建一个类public class NetWorkUtils { public static boolean isNetWork(Context context){ ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Con...

原创 使用AsyncTask

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原创 判断网络 获取json展示

判断网络 获取json展示==private String apiurl = “http://120.27.23.105/ad/getAd”;private ListView listView;private ArrayList arrayList;@Overrideprotected void onCreate(Bundle savedInstanceState) { s...