同一个Fragment用两个GirdView问题

Question

我在一个Fragment里面使用两个GridView,都设置为包裹内容,运行时报了空指针,而且不显示代码具体报错位置,求大神帮忙解答一下

Answer 1

相关代码如下:
package com.it.jdet.activity.fragment;import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.TextView;import com.it.jdet.R;
import com.it.jdet.activity.base.BaseFragment;
import com.it.jdet.activity.base.LoadDataUi;
import com.it.jdet.activity.utils.UiUtil;import butterknife.Bind;
import butterknife.ButterKnife;/**
 * Created by Administrator on 2016/9/2.
 */
public class SearchDefaultFragment extends BaseFragment {
    @Bind(value = R.id.tv_search_clearall)
    protected TextView mTv_clear;    @Bind(value = R.id.gv_search_hot)
    protected GridView mGv_hot;    @Bind(value = R.id.gv_search_recent)
    protected GridView mGv_recent;    String[] mHot = new String[]
            { "外套", "毛衣", "外套", "毛衣", "羽绒服","羽绒服","羽绒服","毛衣", "外套", "内裤", "毛衣", "内裤"};    String[] mRecent = new String[]
            { "内裤", "羽绒服", "外套", "毛衣", "羽绒服"};    @Override
    protected View OnInitSuccessView() {
        View view = View.inflate(UiUtil.getContext(), R.layout.item_search_default, null);
        ButterKnife.bind(this, view);        initEvent();
        return view;
    }
    private void initEvent() {        mGv_hot.setAdapter(new MyHotAdapter());
        mGv_recent.setAdapter(new MyRecentAdapter());        mTv_clear.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                mGv_recent.removeAllViews();
            }
        });
    }    public class MyHotAdapter extends BaseAdapter{        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            TextView textView;
            if (convertView == null){
                textView = new TextView(UiUtil.getContext());
            }else{
                textView = (TextView) convertView;
            }
            textView.setText(mHot[position]);            return convertView;
        }
        @Override
        public int getCount() {
            return mHot.length;
        }        @Override
        public Object getItem(int position) {
            return null;
        }        @Override
        public long getItemId(int position) {
            return 0;
        }    }    public class MyRecentAdapter extends BaseAdapter{        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            TextView textView;
            if (convertView == null){
                textView = new TextView(UiUtil.getContext());
            }else{
                textView = (TextView) convertView;
            }
            textView.setText(mRecent[position]);            return convertView;
        }
        @Override
        public int getCount() {
            return mRecent.length;
        }        @Override
        public Object getItem(int position) {
            return null;
        }        @Override
        public long getItemId(int position) {
            return 0;
        }    }    @Override
    protected LoadDataUi.Result doInbackground() {
        return LoadDataUi.Result.SUCCESS;
    }}

Answer 2

xml文件:<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:orientation="vertical">    <TextView android:layout_width="match_parent"
              android:layout_height="40dp"
              android:layout_marginLeft="10dp"
              android:drawableLeft="@drawable/search_hot"
              android:drawablePadding="10dp"
              android:gravity="center_vertical"
              android:text="热门搜索"/>    <GridView android:id="@+id/gv_search_hot"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:columnWidth="90dp"
              android:numColumns="3"
              android:verticalSpacing="10dp"
              android:horizontalSpacing="10dp"
              android:stretchMode="columnWidth"
              android:gravity="center"></GridView>    <TextView android:layout_width="match_parent"
              android:layout_height="40dp"
              android:layout_marginLeft="10dp"
              android:drawableLeft="@drawable/search_recent"
              android:drawablePadding="10dp"
              android:gravity="center_vertical"
              android:text="最近搜索"/>    <GridView android:id="@+id/gv_search_recent"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:columnWidth="90dp"
              android:numColumns="3"
              android:verticalSpacing="10dp"
              android:horizontalSpacing="10dp"
              android:stretchMode="columnWidth"
              android:gravity="center"></GridView>    <TextView android:id="@+id/tv_search_clearall"
              android:layout_marginTop="20dp"
              android:layout_gravity="center"
              android:textColor="#aa000000"
              android:textSize="20dp"
              android:text="清除搜索历史"
              android:layout_width="wrap_content"
              android:drawableLeft="@drawable/clean"
              android:layout_height="wrap_content"/></LinearLayout>