// Object class overrides
public override bool Equals(object obj)
{
if (obj is Photograph)
{
Photograph p = (Photograph)obj;
return(_fileName.ToLower().Equals(p.FileName.ToLower()));
}
return(false);
}
public void MoveItemForward(int index)
{
if (index < 0 || index > Album.Count - 1)
{
throw new IndexOutOfRangeException();
}
// Remove photo and reinsert at subsequent pos
Photograph photo = Album[index];
Album.RemoveAt(index);
Album.Insert(index + 1, photo);
}
public void MoveItemBackward(int index)
{
if (index <= 0 || index >= Album.Count)
{
throw new IndexOutOfRangeException();
}
// Remove photo and reinsert at prior position
Photograph photo = Album[index];
Album.RemoveAt(index);
Album.Insert(index - 1, photo);
}
protected override void ResetSettings()
{
Photograph photo = _album.CurrentPhoto;
if (photo != null)
{
txtPhotoFile.Text = photo.FileName;
txtCaption.Text = photo.Caption;
txtDate.Text = photo.DateTaken.ToString();
txtPhotographer.Text = photo.Photographer;
this.txtNotes.Text = photo.Notes;
}
}
protected override bool SaveSettings()
{
Photograph photo = _album.CurrentPhoto;
if (photo != null)
{
photo.Caption = txtCaption.Text;
// Ignore txtDate setting for now
photo.Photographer = cmbxPhotographer.Text;
photo.Notes = txtNotes.Text;
}
return(true);
}
static public Photograph ReadVersion83(StreamReader sr)
{
String name = sr.ReadLine();
if (name == null)
{
return(null);
}
Photograph p = new Photograph(name);
p.Caption = sr.ReadLine();
return(p);
}
static private void WritePhoto(StreamWriter sw, Photograph p)
{
if (p.Editing)
{
p.EndEdit();
}
sw.WriteLine(p.FileName);
sw.WriteLine(p.Caption != null ? p.Caption : "");
sw.WriteLine(p.DateTaken.ToString());
sw.WriteLine(p.Photographer != null ? p.Photographer : "");
sw.WriteLine(p.Notes != null ? p.Notes : "");
}
public string GetDisplayText(Photograph photo)
{
switch (this._displayOption)
{
case DisplayValEnum.Caption:
default:
return(photo.Caption);
case DisplayValEnum.Date:
return(photo.DateTaken.ToString("g"));
case DisplayValEnum.FileName:
return(Path.GetFileName(photo.FileName));
}
}
static private Photograph ReadPhotoV63(StreamReader sr)
{
string file = sr.ReadLine();
if (file == null || file.Length == 0)
{
return(null);
}
Photograph p = new Photograph(file);
p.Caption = sr.ReadLine();
p.DateTaken = DateTime.Parse(sr.ReadLine());
p.Photographer = sr.ReadLine();
p.Notes = sr.ReadLine();
return(p);
}
static private Photograph ReadPhotoV63(StreamReader sr)
{
// Presume at the start of the photo
string file = sr.ReadLine();
if (file == null || file.Length == 0)
{
return(null);
}
// File not null, should find photo
Photograph p = new Photograph(file);
p.Caption = sr.ReadLine();
p.DateTaken = DateTime.Parse(sr.ReadLine());
p.Photographer = sr.ReadLine();
p.Notes = sr.ReadLine();
return(p);
}
public void Open(string fileName)
{
FileStream fs = new FileStream(fileName,
FileMode.Open,
FileAccess.Read);
StreamReader sr = new StreamReader(fs);
int version;
try
{
version = Int32.Parse(sr.ReadLine());
}
catch
{
version = 0;
}
try
{
// Initialize as a new album
Clear();
this._fileName = fileName;
ReadAlbumData(sr, version);
// Check for password
if (_password != null && _password.Length > 0)
{
using (PasswordDlg dlg = new PasswordDlg())
{
dlg.Text = String.Format("Opening album {0}", Path.GetFileName(_fileName));
if ((dlg.ShowDialog() == DialogResult.OK) && (dlg.Password != _password))
{
throw new ApplicationException("Invalid password provided");
}
}
}
Photograph.ReadDelegate ReadPhoto;
switch (version)
{
case 66:
ReadPhoto = new Photograph.ReadDelegate(Photograph.ReadVersion66);
break;
case 83:
ReadPhoto = new Photograph.ReadDelegate(Photograph.ReadVersion83);
break;
case 92:
case 93:
ReadPhoto = new Photograph.ReadDelegate(Photograph.ReadVersion92);
break;
default:
// Unknown version or bad file.
throw (new IOException
("Unrecognized album file format"));
}
// Read in each photograph in the album
Photograph p = ReadPhoto(sr);
while (p != null)
{
this.Add(p);
p = ReadPhoto(sr);
}
}
finally
{
sr.Close();
fs.Close();
}
}
public virtual void Remove(Photograph photo)
{
List.Remove(photo);
}
public virtual void Insert(int index, Photograph photo)
{
List.Insert(index, photo);
}
public virtual int IndexOf(Photograph photo)
{
return(List.IndexOf(photo));
}
public virtual bool Contains(Photograph photo)
{
return(List.Contains(photo));
}
public virtual int Add(Photograph photo)
{
return(List.Add(photo));
}
