android获取本地图片并显示图片

import java.io.FileNotFoundException;import android.content.ContentResolver;import android.content.Intent;import android.graphics.Bitmap;

import android.graphics.BitmapFactory;import android.net.Uri;import android.os.Bundle;import android.util.Log;import android.view.View;

import android.view.View.OnClickListener;import android.widget.ImageView;import com.maikefengchao.daixu.R;

public class WriteArticle_CompeterelayActivity extends BaseActivity { private ImageView im_upload_img;

@Override

public void initView(Bundle savedInstanceState){

setContentView(R.layout.view_write_competerelay);

im_upload_img = (ImageView)findViewById(R.id.write_competerelay_cover_iv); }

@Override

protected void setListener() {

im_upload_img.setOnClickListener(new OnClickListener() { @Override

public void onClick(View v) { Intent intent = new Intent();

/* 开启Pictures画⾯Type设定为image */ intent.setType(\"image/*\");

/* 使⽤Intent.ACTION_GET_CONTENT这个Action */ intent.setAction(Intent.ACTION_GET_CONTENT); /* 取得相⽚后返回本画⾯ */

startActivityForResult(intent, 1); } }); }

@Override

protected void processLogic(Bundle saveInstanceState) { }

//获取本地图⽚ @Override

protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (resultCode == RESULT_OK) { Uri uri = data.getData();

String img_url = uri.getPath();//这是本机的图⽚路径 ContentResolver cr = this.getContentResolver(); try {

Bitmap bitmap = BitmapFactory.decodeStream(cr.openInputStream(uri));

ImageView imageView = (ImageView) findViewById(R.id.write_competerelay_cover_iv); /* 将Bitmap设定到ImageView */

imageView.setImageBitmap(bitmap); } catch (FileNotFoundException e) {

Log.e(\"Exception\ } }

super.onActivityResult(requestCode, resultCode, data); }}