Android(安卓)GridView

/** * 附近POI page Adapter类 * Created by Lezg on 2014/5/14. */public class GridViewPoiAdapter extends BaseAdapter{    private Resources mResources;    private LayoutInflater inflater;    private ArrayList<NearByPoi> gridItems;    static class GridItemView{        public TextView tvPoi;    }    public GridViewPoiAdapter(Context context,ArrayList<NearByPoi> data){        this.gridItems = data;        this.mResources = context.getResources();        this.inflater = LayoutInflater.from(context);    }    public int getCount(){        return gridItems.size();    }    public Object getItem(int position){        return gridItems.get(position);    }    public long getItemId(int position){        return position;    }    public View getView(int position,View convertView,ViewGroup parent){        GridItemView gridItemView;        if(convertView == null){           convertView = inflater.inflate(R.layout.tv_nearby_poi,null);            gridItemView = new GridItemView();            gridItemView.tvPoi = (TextView)convertView.findViewById(R.id.tv_NearByPoi);            convertView.setTag(gridItemView);        }else {            gridItemView = (GridItemView)convertView.getTag();        }        NearByPoi nearByPoi = gridItems.get(position);        gridItemView.tvPoi.setText(nearByPoi.getPoiName());        Drawable image = mResources.getDrawable(nearByPoi.getPoiImageResource());        image.setBounds(0,0,image.getMinimumWidth(),image.getMinimumHeight());        gridItemView.tvPoi.setCompoundDrawables(null,image,null,null);        return convertView;    }}

private void initGridView() {        GridView gv = (GridView) findViewById(R.id.gv_pois);        gv.setSelector(new ColorDrawable(Color.TRANSPARENT));        final String[] poiName = getResources().getStringArray(R.array.poi_name);        nearByPois.clear();        for (int i = 0; i < 12; ++i) {            NearByPoi data = new NearByPoi(poiName[i], imageResource[i]);            nearByPois.add(data);        }        GridViewPoiAdapter gvPoiAdapter = new GridViewPoiAdapter(this, nearByPois);        gv.setAdapter(gvPoiAdapter);        gv.setOnItemClickListener(new AdapterView.OnItemClickListener() {            @Override            public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {                startSearch(poiName[position]);            }        });    }

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