package com.runt.open.mvvm.base.fragments;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.lifecycle.ViewModelProvider;
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import androidx.viewbinding.ViewBinding;
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import com.runt.open.mvvm.base.activities.BaseActivity;
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import com.runt.open.mvvm.base.model.BaseViewModel;
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import com.runt.open.mvvm.base.model.ViewModelFactory;
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import java.lang.reflect.Method;
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import java.lang.reflect.ParameterizedType;
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/**
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* fragment 封装
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* Created by Administrator on 2021/10/28 0028.
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*/
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public abstract class BaseFragment<VB extends ViewBinding,VM extends BaseViewModel> extends Fragment {
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protected BaseActivity mActivity;
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protected VB mBinding;
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protected VM mViewModel;
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public static final int REQUEST_CODE_LOGOUT = 20009,/*退出*/
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REQUEST_CODE_ORDER = 10010,/*订单详情*/
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REQUEST_CODE_LOGIN = 20010,/*登录*/
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REQUEST_CODE_SCAN = 20011/*扫描请求*/,
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REQUEST_CODE_PIC = 20012,/*选择图片*/
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REQUEST_CODE_PERMISSION = 20013,/*请求权限*/
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REQUEST_CODE_SIGN = 20014,/*签到*/
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REQUEST_CODE_WITHDRAW = 22014,/*提现*/
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RESULT_CODE_FAILD = 4044/*失败*/,
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RESULT_CODE_SUCESS = 4046/*成功*/,
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RESULT_CODE_CANCEL = 4043/*取消*/;
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@Nullable
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@Override
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public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState) {
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// get genericity "B"
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try {
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//实例化viewbind,viewmodel
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final ParameterizedType type = (ParameterizedType) this.getClass().getGenericSuperclass();
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Class<VB> entityClass = (Class<VB>) type.getActualTypeArguments()[0];
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Method method = entityClass.getMethod("inflate", LayoutInflater.class,ViewGroup.class,boolean.class);//get method from name "inflate";
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mBinding = (VB) method.invoke(entityClass,inflater,container,false);//execute method to create a objct of viewbind;
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Class<VM> vmClass = (Class<VM>) type.getActualTypeArguments()[1];
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mViewModel = new ViewModelProvider(this,getViewModelFactory()).get(vmClass);
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} catch (Exception e) {
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e.printStackTrace();
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}
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//加载UI
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initViews();
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return mBinding.getRoot();
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}
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public void setOnClickListener(View.OnClickListener click,int... ids){
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for (int id: ids){
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getActivity().findViewById(id).setOnClickListener(click);
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}
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}
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public ViewModelProvider.Factory getViewModelFactory(){
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return ViewModelFactory.getInstance();
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}
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@Override
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public void onActivityCreated(@Nullable Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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mActivity = (BaseActivity) getActivity();
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mViewModel.onCreate(mActivity);
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loadData();
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}
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/**
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* 该方法内调用getActivity()为空，需要在loadData()中使用
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*/
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public abstract void initViews();
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public abstract void loadData();
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@Override
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public void onDestroyView() {
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super.onDestroyView();
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mBinding = null;
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}
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}
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