聊聊首页无网络状态添加完成

app/src/main/java/com/electric/chargingpile/activity/ChatActivity.java

                overridePendingTransition(0, 0);
                break;
            case R.id.tab_qa:
                chatRecommendFragment.refreshList();
                break;
            case R.id.tab_screening: // 充电
                if (!MainApplication.isLogin()) {

app/src/main/java/com/electric/chargingpile/adapter/ChatRecommendAdapter.java

                bindContentViewHolder(holder, position);
                break;
            case TYPE_FOOTER:
                bindFooterViewHolder(holder, position);
                break;
        }
    }
        footerViewHolder.footerContainer.setVisibility(showFooter ? View.VISIBLE : View.GONE);
        ConstraintLayout.LayoutParams params = (ConstraintLayout.LayoutParams) footerViewHolder.footerView.getLayoutParams();
        if (beanLab.beans().size() == 0) {
            params.height = DensityUtil.dip2px(context, 230);
            footerViewHolder.footTextView.setText("还没有任何内容哦，快来抢沙发～");
        } else {
            footerViewHolder.footTextView.setText("已经全部加载完毕");
            params.height = DensityUtil.dip2px(context, 20);
        }
        footerViewHolder.footTextView.setLayoutParams(params);
        footerViewHolder.footTextView.setText("已经全部加载完毕");
    }

app/src/main/java/com/electric/chargingpile/fragment/ChatRecommendFragment.java

import android.content.Intent;
import android.os.Bundle;
import android.support.constraint.ConstraintLayout;
import android.support.v4.app.Fragment;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.StaggeredGridLayoutManager;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import com.andview.refreshview.XRefreshView;
    public boolean isFirst = false;
    private int page = 1;
    private LoadingDialog loadingDialog;
    private ConstraintLayout noNetView;
    private TextView noNetTry;
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        xRefreshView.setPullLoadEnable(true);
        recyclerView = view.findViewById(R.id.recycler_view_test_rv);
        recyclerView.setHasFixedSize(true);
        noNetView = view.findViewById(R.id.noNetView);
        noNetTry = view.findViewById(R.id.noNetTry);
        iv_ask = view.findViewById(R.id.iv_ask);
        chat_share_info_remind = view.findViewById(R.id.chat_share_info_remind);
            }
        });
        loadingDialog.show();
//        xRefreshView.startRefresh();
        requestHeaderData(); // 该页面数据发起请求起点
        chatRecommendAdapter.setOnRecyclerItemClickListener(new RecyclerItemTypeClickListener() {
            @Override
            public void onItemClickListener(final int position, int type) {
//                                }
//                            });
//                }
                // TODO update by huyuguo
                Log.d(TAG, "onItemClickListener: position:" + position + ",type:" + type);
            }
        });
        if (NetUtil.CheckNetwork(getContext())) {
            loadingDialog.show();
            requestHeaderData(); // 该页面数据发起请求起点
        } else {
            noNetView.setVisibility(View.VISIBLE);
        }
    }
    private void initListener() {
        iv_ask.setOnClickListener(this);
        noNetTry.setOnClickListener(this);
        recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                    ToastUtil.showToast(getActivity().getApplicationContext(), "请先登录", Toast.LENGTH_SHORT);
                }
                break;
            case R.id.noNetTry:
                if (NetUtil.CheckNetwork(getContext())) {
                    noNetView.setVisibility(View.GONE);
                    xRefreshView.startRefresh();
                    requestHeaderData();
                } else {
                    noNetView.setVisibility(View.VISIBLE);
                }
                break;
        }
    }
                }
            }
        });
    }
    public void refreshList() {
//        if (view == null)
//            return;
//        ChatBeanLab.get(getContext()).clear();
//        xRefreshView.startRefresh();
//        page = 1;
//        requestHeaderData();
    }
    private void requestHeaderData() {
        String url = MainApplication.urlNew + "/topic/list.do";
        Map<String, String> map = new HashMap<>();
        map.put("selected", "0");
        CommonParams.addCommonParams(map);
                if (page == 1) {
                    xRefreshView.stopRefresh();
                } else {
                    page--;
                    xRefreshView.stopLoadMore();
                }
                ToastUtil.showToast(getActivity().getApplicationContext(), "加载失败，请重试:" + e.getMessage(), Toast.LENGTH_SHORT);
    }
    @Override
    public void onPause() {
        super.onPause();
    public void onStop() {
        super.onStop();
        ChatBeanLab.get(getContext()).clear();
    }
}

app/src/main/res/layout/fragment_chat_recommend.xml

        android:src="@drawable/app_share_talk_icon" />
    <ImageView
        android:layout_marginRight="3dp"
        android:id="@+id/chat_share_info_remind"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_marginRight="3dp"
        android:layout_marginBottom="24dp"
        android:layout_toLeftOf="@+id/iv_ask"
        android:src="@drawable/chat_share_info_remind" />
            android:alpha="0.5"
            android:src="@drawable/app_sanjiao_right" />
    </LinearLayout>
    <include
        android:visibility="gone"
        layout="@layout/activity_no_net_img"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />
</RelativeLayout>