表格（gridview）二

xml

--------------------

<?xml version="1.0" encoding="utf-8" ?>
<GridView
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/gridview"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:numColumns="auto_fit"
android:verticalSpacing="10dp"
android:horizontalSpacing="10dp"
android:columnWidth="90dp"
android:stretchMode="columnWidth"
android:gravity="center"
/>

java

--------------------

package com.example.huanglifeng.menudemo;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.TabActivity;
import android.content.Context;
import android.graphics.Color;
import android.media.Image;
import android.media.Rating;
import android.os.Bundle;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.RatingBar;
import android.widget.SeekBar;
import android.widget.SimpleAdapter;
import android.widget.Spinner;
import android.widget.TabHost;
import android.widget.TextView;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;

public class MainActivity extends Activity{

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
setTitle("GridView");
GridView gridview=(GridView)findViewById(R.id.gridview);
gridview.setAdapter(new ImageAdapter(this));

}
public class ImageAdapter extends BaseAdapter {
private Integer[] mThumbIds={
R.drawable.item1, R.drawable.item2, R.drawable.item3,
R.drawable.item4, R.drawable.item5, R.drawable.item6,
R.drawable.item7, R.drawable.item8, R.drawable.item9,
R.drawable.item10, R.drawable.item11, R.drawable.item12,
R.drawable.item13, R.drawable.item14, R.drawable.item15,
};
private Context mContext;
public ImageAdapter(Context c)
{
mContext=c;
}
@Override
public int getCount() {
return mThumbIds.length;
}

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

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

@Override
public View getView(int position, View convertView, ViewGroup parent) {
ImageView imageView;
if(convertView==null)
{
imageView=new ImageView(mContext);
imageView.setLayoutParams(new GridView.LayoutParams(85,85));
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setPadding(8,8,8,8);
}else{
imageView=(ImageView)convertView;
}
imageView.setImageResource(mThumbIds[position]);
return imageView;
}
}
}

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