33.android 封装框架

//-----------------------------------------------------------BaseActivity-----------------------------------------------------------------------------

public abstract class BaseActivity extends AppCompatActivity {
    
    private FragmentManager mManager;
    protected Unbinder mUnbinder;
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(getActivityLayoutId());
        mUnbinder= ButterKnife.bind(this);
        MyApp.mContent=this;
        MyApp.mList.add(this);
        mManager=getSupportFragmentManager();
        initView();
        initData();
    }

    public void addFragments(int containerId, BaseFragment fragment) {
        if (fragment != null)
            Log.e("TAG222","addFragments===========执行了====");
        mManager.beginTransaction().add(containerId, fragment, fragment.getClass().
                getSimpleName()).addToBackStack(fragment.getClass().getSimpleName())
                .commitAllowingStateLoss();
        Log.e("TAG222","addFragments===========提交了====");

    }

    public void replaceFragment(int containerId, BaseFragment fragment) {
        if (fragment != null)
            mManager.beginTransaction().replace(containerId, fragment, fragment.getClass().
                    getSimpleName()).addToBackStack(fragment.getClass().getSimpleName())
                    .commitAllowingStateLoss();
    }


    @Override
    protected void onDestroy() {
        if (mUnbinder!=null){
            mUnbinder.unbind();
        }
        super.onDestroy();
    }

    protected abstract void initData();

    protected abstract void initView();

    protected abstract int getActivityLayoutId();




}

//----------------------------------------------------------------------------BaseFragment-----------------------------------------------------------

public abstract class BaseFragment extends Fragment{
    private Unbinder mUnbingder;
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        View view = inflater.inflate(getFragmentLayoutId(), container, false);
        mUnbingder= ButterKnife.bind(this,view);
        initView();
        initData();
        return view;
    }

    protected abstract void initData();

    protected abstract void initView();

    protected abstract int getFragmentLayoutId();


    @Override
    public void onDestroy() {
        if (mUnbingder!=null){
            mUnbingder.unbind();
        }
        super.onDestroy();
    }
}

//-----------------------------------------------------------------------App类--------------------------------------------------------------------------

public class MyApp extends Application{

    public static BaseActivity mContent;
    public static List<Activity>mList=new ArrayList<>();
    @Override
    public void onCreate() {

        super.onCreate();
    }
}

//-----------所有的activity 都是继承的BaseActivity，所有的fragment都是继承的BaseFragment，App在AndroidManifest里调用

//例如：HomeActivity 继承 BaseActivity

public class HomeActivity extends BaseActivity{
    private FragmentManager mManager;

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        
        //通过调用BaseActivity里的replaceFragment()方法开始在HomeActivity页面添加fragment
        mManager=getSupportFragmentManager();
        HomeFragment homeFragment = new HomeFragment();
        replaceFragment(R.id.mID,homeFragment);
    }

    @Override
    protected void initData() {

    }

    @Override
    protected void initView() {

    }

    @Override
    protected int getActivityLayoutId() {
        MyApp application = (MyApp) getApplication();
        application.mList.add(this);
        return R.layout.activity_main;
    }

    //物理返回键，判断当前是不是最后一个Fragment，是就执行双击退出，不是一层一层退
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            if (mManager != null) {
                if (mManager.getBackStackEntryCount() > 1) {
                    mManager.popBackStack();
                } else {
                    //双击退出
                    doubleCickFinish();
                }
            }
            return true;
        }
        return super.onKeyDown(keyCode, event);
    }


    //双击退出
    private boolean mIsExit;

    private void doubleCickFinish() {
        if (mIsExit == false) {
            mIsExit = true;
            ToastUtil.shoToast(HomeActivity.this, "再按一次退出程序");
            new Timer().schedule(new TimerTask() {
                @Override
                public void run() {
                    mIsExit = false;
                }
            }, 2000);

        } else {
//            finish();
            exitAllActivity();
        }

    }

//退出程序 关闭所有的Activity
    private void exitAllActivity() {
        if (MyApp.mList!=null){
            for (int i = 0; i <MyApp.mList.size() ; i++) {
                Activity activity = MyApp.mList.get(i);
                activity.finish();
            }
        }
    }
}

//----------------------------------------------HomeFragment继承的BaseFragment----------------------------------------------------------

public class HomeFragment extends BaseFragment implements IView {
    @BindView(R.id.mButton)
    Button mButton;
    @BindView(R.id.mTiao)
    Button mTiao;
    @BindView(R.id.mText1)
    TextView mText1;
    @Override
    protected void initData() {

    }

    @Override
    protected void initView() {
        mButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Presenter presenter = new Presenter(HomeFragment.this);
                presenter.onStart(Url.url1);
            }
        });

        mTiao.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(getContext(),Home2Activity.class));
            }
        });
    }

    @Override
    protected int getFragmentLayoutId() {
        return R.layout.homefragment;
    }


    @Override
    public void onSuess(Object o) {
        if (o instanceof Bean){
            String author_name = ((Bean) o).getResult().getData().get(0).getAuthor_name();
            Toast.makeText(getContext(), "成功"+author_name, Toast.LENGTH_SHORT).show();
            Log.e("TAGH1",author_name);
            mText1.setText(author_name);
        }

    }

    @Override
    public void onFalie(String string) {
        Toast.makeText(getContext(), "失败1111111"+ string, Toast.LENGTH_SHORT).show();
        Log.e("TAGH1ShiBai",string+"失败");
    }
}

//-------------------------------------------------------------------------完---------------------------------------------------------------------------------