protected override void ResetDialog()
{
Manning.PhotoAlbum.PhotoAlbum album = Manager.Album;
txtAlbumFile.Text = Manager.FullName;
txtTile.Text = album.Title;
// Assign radio button
switch (album.PhotoDescriptor)
{
case Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.Caption:
rbtnCaption.Checked = true;
break;
case Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.DateTaken:
rbtnDateTaken.Checked = true;
break;
case Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.FileName:
rbtnFileName.Checked = true;
break;
}
// Assign check box
string pwd = Manager.Password;
cbxPassword.Checked
= (pwd != null && pwd.Length > 0);
txtPassword.Text = pwd;
txtConfirm.Text = pwd;
}
private void SaveSettings()
{
Manning.PhotoAlbum.PhotoAlbum album = Manager.Album;
if (album != null)
{
album.Title = txtTile.Text;
if (rbtnCaption.Checked)
{
album.PhotoDescriptor = Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.Caption;
}
else if (rbtnDateTaken.Checked)
{
album.PhotoDescriptor = Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.DateTaken;
}
else if (rbtnFileName.Checked)
{
album.PhotoDescriptor = Manning.PhotoAlbum.PhotoAlbum.DescriptorOption.FileName;
}
if (cbxPassword.Checked && ValidPassword())
{
Manager.Password = txtPassword.Text;
}
else
{
Manager.Password = null;
}
}
}
public AlbumManager()
{
album = new PhotoAlbum();
}
static public PhotoAlbum ReadAlbum(string path, string password)
{
StreamReader sr = null;
try
{
string version;
if (password == null || password.Length == 0)
{
sr = new StreamReader(path);
version = sr.ReadLine();
if (version.EndsWith("e"))
{
throw new AlbumStorageException(
"A password is required to open the album");
}
}
else
{
// Create CryptoReader to use as StreamReader
CryptoReader cr = new CryptoReader(path, password);
version = cr.ReadUnencryptedLine();
if (!version.EndsWith("e"))
{
// Decryption not required
cr.Close();
sr = new StreamReader(path);
version = sr.ReadLine();
}
else
{
string checkLine = cr.ReadLine();
if (checkLine != password)
{
throw new AlbumStorageException(
"The given password is not valid");
}
sr = cr;
}
}
PhotoAlbum album = new PhotoAlbum();
switch (version)
{
case "63":
ReadAlbumV63(sr, album);
break;
case "91":
case "91e":
ReadAlbumV91(sr, album);
break;
default:
throw new AlbumStorageException(
"Unrecognized album version");
}
album.HasChanged = false;
return(album);
}
catch (System.Security.Cryptography.CryptographicException cex)
{
throw new AlbumStorageException(
"Unable to decrypt album " + path, cex);
}
catch (FileNotFoundException fnx)
{
throw new AlbumStorageException("Unable to read album " + path, fnx);
}
finally
{
if (sr != null)
{
sr.Close();
}
}
}
static public void WriteAlbum(PhotoAlbum album, string path)
{
WriteAlbum(album, path, null);
}
