gridview通过小图显示大图内存溢出，哪位大神帮忙优化一下，新手啊~

2013-02-12 12:56:05 151 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

可信数据空间：可信空间、区域功能节点、业务功能节点、连接器的关联关系可信数据空间通过分层架构实现安全数据共享：可信空间作为顶层制定全局规则；区域功能节点协调辖区内功能节点协作；功能节点提供具体数据服务；连接器作为唯一通信通道确保安全交互。系统采用"规则自上而下约束，数据自下而上流动"机制，通过分层治理和标准化连接，在保证数据主权的同时实现跨域协作，具有策略分级执行、去中心化治理等特性，支持灵活扩展业务场景。阅读详情

XcActivity.java



package com.shi.sun.love;



import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.view.ViewGroup;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.BaseAdapter;

import android.widget.GridView;

import android.widget.ImageView;



public class XcActivity extends Activity {



	@Override

	protected void onCreate(Bundle savedInstanceState) {

		// TODO Auto-generated method stub

		super.onCreate(savedInstanceState);

		setContentView(R.layout.xcxml);  

        GridView gridView=(GridView)findViewById(R.id.gridview);  

        gridView.setAdapter(new ImageAdapter(this));  

        //单击GridView元素的响应  

        gridView.setOnItemClickListener(new OnItemClickListener() {  

  

            @Override  

            public void onItemClick(AdapterView<?> parent, View view,  

                    int position, long id) {  

                //弹出单击的GridView元素的位置 

            	Intent intent =new Intent(XcActivity.this,IvActivity.class);

            	intent.putExtra("position", position);

            	startActivity(intent);

            }  

        });  

	}

	 private class ImageAdapter extends BaseAdapter{  

	        private Context mContext;  

	  

	        public ImageAdapter(Context context) {  

	            this.mContext=context;  

	        }  

	  

	        @Override  

	        public int getCount() {  

	            return mThumbIds.length;  

	        }  

	  

	        @Override  

	        public Object getItem(int position) {  

	            return mThumbIds[position];  

	        }  

	  

	        @Override  

	        public long getItemId(int position) {  

	            // TODO Auto-generated method stub  

	            return 0;  

	        }  

	  

	        @Override  

	        public View getView(int position, View convertView, ViewGroup parent) {  

	            //定义一个ImageView,显示在GridView里  

	            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;  

	        }  

	          

	  

	          

	    }  

	    //展示图片  

	    private Integer[] mThumbIds = {  

	            R.drawable.a1, R.drawable.a2,  

	            R.drawable.a3, R.drawable.a4,  

	            R.drawable.a5, R.drawable.a6,  

	            R.drawable.a7, R.drawable.a8,  

	            R.drawable.a9, R.drawable.a10,  

	            R.drawable.background, R.drawable.a12,

	            R.drawable.a13, R.drawable.a14,  

	            R.drawable.a15, R.drawable.a18,  

	            R.drawable.a17,R.drawable.a19,

	            R.drawable.a11,R.drawable.a20,

	    };  

}

IvActivity.java



package com.shi.sun.love;





import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.widget.ImageView;



public class IvActivity extends Activity {

	private ImageView imageView;

	 private Integer[] mThumbIds = {  

	            R.drawable.a1, R.drawable.a2,  

	            R.drawable.a3, R.drawable.a4,  

	            R.drawable.a5, R.drawable.a6,  

	            R.drawable.a7, R.drawable.a8,  

	            R.drawable.a9, R.drawable.a10,  

	            R.drawable.background, R.drawable.a12,

	            R.drawable.a13, R.drawable.a14,  

	            R.drawable.a15, R.drawable.a18,  

	            R.drawable.a17,R.drawable.a19,

	            R.drawable.a11,R.drawable.a20,

	    };  

	@Override

	protected void onCreate(Bundle savedInstanceState) {

		// TODO Auto-generated method stub

		super.onCreate(savedInstanceState);

		setContentView(R.layout.imageview);

		imageView = (ImageView)findViewById(R.id.imageView);

		Intent intent = getIntent();

		Bundle bundle=intent.getExtras();

		int positon=bundle.getInt("position");

		int imageId = intent.getIntExtra("id",mThumbIds[positon]);

		imageView.setImageResource(imageId);

	}

}