ImagePicker

	compile 'com.lzy.widget:imagepicker:0.1.4'  //指定版本

	compile 'com.lzy.widget:imagepicker:+'      //最新版本

    compile project(':imagepicker')

	protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_image_picker);

        ImagePicker imagePicker = ImagePicker.getInstance();
        imagePicker.setImageLoader(new GlideImageLoader());   //设置图片加载器
		imagePicker.setShowCamera(true);  //显示拍照按钮
		imagePicker.setCrop(true);        //允许裁剪（单选才有效）
		imagePicker.setSaveRectangle(true); //是否按矩形区域保存
		imagePicker.setSelectLimit(9);    //选中数量限制
		imagePicker.setStyle(CropImageView.Style.RECTANGLE);  //裁剪框的形状
		imagePicker.setFocusWidth(800);   //裁剪框的宽度。单位像素（圆形自动取宽高最小值）
        imagePicker.setFocusHeight(800);  //裁剪框的高度。单位像素（圆形自动取宽高最小值）
		imagePicker.setOutPutX(1000);//保存文件的宽度。单位像素
        imagePicker.setOutPutY(1000);//保存文件的高度。单位像素
	}

	public void onClick(View v) {
            Intent intent = new Intent(this, ImageGridActivity.class);
            startActivityForResult(intent, IMAGE_PICKER);  
        }
    }

	@Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (resultCode == ImagePicker.RESULT_CODE_ITEMS) {
            if (data != null && requestCode == IMAGE_PICKER) {
                ArrayList<ImageItem> images = (ArrayList<ImageItem>) data.getSerializableExtra(ImagePicker.EXTRA_RESULT_ITEMS);
                MyAdapter adapter = new MyAdapter(images);
                gridView.setAdapter(adapter);
            } else {
                Toast.makeText(this, "没有数据", Toast.LENGTH_SHORT).show();
            }
        }
    }