GridView控件 以網格的形式顯示所有的組件

<?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">

    <GridView
        android:id="@+id/gv"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:horizontalSpacing="5dp"
        android:numColumns="4"
        android:verticalSpacing="5dp" />


</LinearLayout>

package com.zdsoft.gridviewdemo;


import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.GridView;

import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {
    private GridView gv;
    private List<ItemShow> list;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        initDate();

    }

    private void initView() {
        gv = (GridView) findViewById(R.id.gv);

    }

    private void initDate() {
        GridViewAdapter gridViewAdapter = new GridViewAdapter(MainActivity.this, getDate());
        gv.setAdapter(gridViewAdapter);
    }

    private List<ItemShow> getDate() {
        list = new ArrayList<ItemShow>();
        ItemShow item1 = new ItemShow();
        item1.setImg(R.drawable.a);
        item1.setTxt("奔馳");
        list.add(item1);

        ItemShow item2 = new ItemShow();
        item2.setImg(R.drawable.b);
        item2.setTxt("奔馳");
        list.add(item2);

        ItemShow item3 = new ItemShow();
        item3.setImg(R.drawable.c);
        item3.setTxt("奔馳");
        list.add(item3);

        ItemShow item4 = new ItemShow();
        item4.setImg(R.drawable.d);
        item4.setTxt("賓利");
        list.add(item4);

        ItemShow item5 = new ItemShow();
        item5.setImg(R.drawable.e);
        item5.setTxt("奔馳");
        list.add(item5);

        ItemShow item6 = new ItemShow();
        item6.setImg(R.drawable.f);
        item6.setTxt("奔馳");
        list.add(item6);

        ItemShow item7 = new ItemShow();
        item7.setImg(R.drawable.g);
        item7.setTxt("賓利");
        list.add(item7);

        return list;

    }
}

package com.zdsoft.gridviewdemo;

import android.content.Context;
import android.support.v4.content.ContextCompat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.List;

/**
 * Created by Administrator on 2016/11/28.
 */
public class GridViewAdapter extends BaseAdapter {
    private Context context;
    private List<ItemShow> list;

    public GridViewAdapter(Context context, List<ItemShow> list) {
        this.context = context;
        this.list = list;

    }

    @Override
    public int getCount() {
        return list.size();
    }

    @Override
    public Object getItem(int position) {
        return null;
    }

    @Override
    public long getItemId(int position) {
        return 0;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder viewHolder = null;
        if (convertView == null) {
            viewHolder = new ViewHolder();
            convertView = LayoutInflater.from(context).inflate(R.layout.gridview_item, null);
            viewHolder.iv_img = (ImageView) convertView.findViewById(R.id.iv_img);
            viewHolder.tv_txt = (TextView) convertView.findViewById(R.id.tv_txt);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }
        viewHolder.iv_img.setImageDrawable(ContextCompat.getDrawable(context, list.get(position).getImg()));
        viewHolder.tv_txt.setText(list.get(position).getTxt());
        return convertView;
    }

    private class ViewHolder {
        ImageView iv_img;
        TextView tv_txt;
    }
}

package com.zdsoft.gridviewdemo;

/**
 * Created by Administrator on 2016/11/28.
 */
public class ItemShow {
    private Integer img;
    private String txt;

    public Integer getImg() {
        return img;
    }

    public void setImg(Integer img) {
        this.img = img;
    }

    public String getTxt() {
        return txt;
    }

    public void setTxt(String txt) {
        this.txt = txt;
    }
}

<?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:gravity="center"
    android:orientation="vertical">

    <ImageView
        android:id="@+id/iv_img"
        android:layout_width="80dp"
        android:layout_height="80dp" />

    <TextView
        android:id="@+id/tv_txt"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textColor="@color/colorPrimary"
        android:textSize="16sp" />

</LinearLayout>