Android调用系统自带的文件管理器进行文件选择

http://blog.csdn.net/zqchn/article/details/8770913的补充

FileUtils文件

public class FileUtils {

    public static String getPath(Context context, Uri uri) {

 

        if ("content".equalsIgnoreCase(uri.getScheme())) {

            String[] projection = { "_data" };

            Cursor cursor = null;

 

            try {

                cursor = context.getContentResolver().query(uri, projection,null, null, null);

                int column_index = cursor.getColumnIndexOrThrow("_data");

                if (cursor.moveToFirst()) {

                    return cursor.getString(column_index);

                }

            } catch (Exception e) {

                // Eat it

            }

        }

 

        else if ("file".equalsIgnoreCase(uri.getScheme())) {

            return uri.getPath();

        }

 

        return null;

    }

}