從相冊中獲取圖片學習筆記

代碼片斷

package com.tang.gallery;

import android.app.Activity;
import android.app.ActionBar;
import android.app.Fragment;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.BitmapFactory.Options;
import android.graphics.Point;
import android.net.Uri;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.ImageView;
import android.os.Build;

public class MainActivity extends Activity {
	private ImageView iv;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		iv = (ImageView) findViewById(R.id.pic);
	}
	
	public void getPic(View view)
	{
		Intent intent = new Intent();
		intent.setAction(Intent.ACTION_PICK);
		intent.setType("image/*");
		startActivityForResult(intent, 0);
	}
	
	protected void onActivityResult(int requestCode, int resultCode, Intent data) 
	{
		Uri uri = data.getData();
		//Bitmap bm = data.getParcelableExtra("data");//得到縮略圖
		iv.setImageURI(uri);
		super.onActivityResult(requestCode, resultCode, data);
	}
}