相册，相机截取图片放置

Viewpager里面的

package com.example.liany;

import java.io.File;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ImageView;

public class FragmentB extends Fragment{

	private ImageView imageview;
	
	@Override
	public View onCreateView(LayoutInflater inflater,
			@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
		View inflate = View.inflate(getActivity(), R.layout.fragment2, null);
		
		imageview = (ImageView) inflate.findViewById(R.id.imageview);
		
		imageview.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				AlertDialog.Builder builder= new AlertDialog.Builder(getActivity());
				builder.setItems(new String[]{"相册","拍照"}, new DialogInterface.OnClickListener() {
					
					@Override
					public void onClick(DialogInterface dialog, int which) {
						switch (which) {
						//从相册选取
						case 0:
							Intent intent = new Intent(Intent.ACTION_PICK);
							intent.setType("image/*");
							startActivityForResult(intent, 1000);
							break;
						//拍照
						case 1:
							Intent intent2 = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
							intent2.putExtra(MediaStore.EXTRA_OUTPUT,
									Uri.fromFile(new File(Environment
											.getExternalStorageDirectory()+"/tianfuzhen.png")));
							startActivityForResult(intent2, 2000);
							break;
						 default:
							break;
						}
						
					}
				});
				builder.show();
			}
		});
		return inflate;
	}
	@Override
	public void onActivityResult(int requestCode, int resultCode, Intent data) {
		// TODO Auto-generated method stub
		super.onActivityResult(requestCode, resultCode, data);
		
		if(requestCode==1000 && resultCode==getActivity().RESULT_OK){
			Uri uri = data.getData();
			Intent intent = new Intent("com.android.camera.action.CROP");
			intent.setDataAndType(uri, "image/*");
			
			intent.putExtra("crop", true);
			intent.putExtra("aspactX", 1);
			intent.putExtra("aspactY", 1);
			intent.putExtra("outputX", 200);
			intent.putExtra("outputY", 200);
			intent.putExtra("return-data", true);
			startActivityForResult(intent, 1001);
		}
		if(requestCode==1001 && resultCode==getActivity().RESULT_OK){
			Bitmap bitmap = data.getParcelableExtra("data");
			imageview.setImageBitmap(bitmap);
		}
		//相机返回值
		if(requestCode==2000 && resultCode==getActivity().RESULT_OK){
			Intent intent = new Intent("com.android.camera.action.CROP");
			intent.setDataAndType(
					Uri.fromFile(new File(Environment
							.getExternalStorageDirectory()+"/tianfuzhen.png")),"image/*");
			
			intent.putExtra("crop", true);
			intent.putExtra("aspactX", 1);
			intent.putExtra("aspactY", 1);
			intent.putExtra("outputX", 200);
			intent.putExtra("outputY", 200);
			intent.putExtra("return-data", true);
			startActivityForResult(intent, 2001);
		}
		if(requestCode==2001 && resultCode==getActivity().RESULT_OK){
			Bitmap bitmap = data.getParcelableExtra("data");
			imageview.setImageBitmap(bitmap);
		}
	}
}