private void PrepararTela()
{
if (aluno == null)
{
aluno = new Aluno();
}
if (aluno.Id == 0) //NOVO
{
txtNome.Text = string.Empty;
txtEmail.Text = string.Empty;
txtCartao.Value = 0;
txtFoto.Text = string.Empty;
picFoto.Image = null;
txtUsuario.Text = string.Empty;
usuario = new Usuario();
usuario.Tipo = 1;
}
else //EDICAO
{
txtNome.Text = aluno.Nome;
txtEmail.Text = aluno.Email;
txtCartao.Value = aluno.Cartao;
//Foto do aluno
ImagesDAO imgDao = new ImagesDAO();
aluno.Foto = imgDao.CarregarAlunoFoto(aluno.Id);
picFoto.Image = imgDao.ByteArray2Image(aluno.Foto);
usuario = new UsuarioDAO().Carregar(aluno.IdUsuario);
txtUsuario.Text = usuario.Username;
}
}
public static HtmlString DrowAvatar(this HtmlHelper helper, int userID)
{
UsersDAO usersDAO = new UsersDAO();
ImagesDAO imagesDAO = new ImagesDAO();
Users user = usersDAO.GetByID(userID);
if (user.Avatar != null)
{
Images image = imagesDAO.GetImage(user.Avatar);
TagBuilder img = new TagBuilder("img");
string attribute = "data:image;base64," + Convert.ToBase64String(image.Image);
string height = "300px";
string width = "300px";
img.Attributes.Add("src", attribute);
img.Attributes.Add("height", height);
img.Attributes.Add("width", width);
return(new HtmlString(img.ToString()));
}
else
{
TagBuilder label = new TagBuilder("label");
label.SetInnerText("No avatar(");
return(new HtmlString(label.ToString()));
}
}
/// <summary>
/// DB에 저장된 이미지를 이미지 폴더 내에 저장하기 위한 메서드.
/// </summary>
private void DownloadImage()
{
string downloadImage = string.Empty;
foreach (var name in needsToDownload)
{
try
{
ImageVO imgVO = new ImagesDAO().SelectImagesByName(name);
downloadImage += imgVO.Name + Environment.NewLine;
File.WriteAllBytes(Application.StartupPath + "\\images\\" + imgVO.Name, imgVO.Image);
}
catch (SqlException ex)
{
MessageBox.Show(ex.StackTrace);
}
}
if (!string.IsNullOrWhiteSpace(downloadImage))
{
MessageBox.Show("현재 폴더에없는" + Environment.NewLine + downloadImage + "가 다운로드 되었습니다");
}
}