public override bool Equals(object obj)
{
if (obj == null)
{
throw new ArgumentNullException();
}
if (!(obj is Data_ data))
{
return(false);
}
if (!base.Equals(obj))
{
return(false);
}
if (!NameOfSourceData.Equals(data.NameOfSourceData))
{
return(false);
}
if (!PublicationDate.Equals(data.PublicationDate))
{
return(false);
}
if (!Copyright.Equals(data.Copyright))
{
return(false);
}
return(true);
}
public int CompareTo(Book other)
{
if (!Name.Equals(other.Name))
{
return(Name.CompareTo(other.Name));
}
if (!Author.Equals(other.Author))
{
return(Author.CompareTo(other.Author));
}
if (!Category.Equals(other.Category))
{
return(Category.CompareTo(other.Category));
}
if (!Language.Equals(other.Language))
{
return(Language.CompareTo(other.Language));
}
if (!PublicationDate.Equals(other.PublicationDate))
{
return(PublicationDate.CompareTo(other.PublicationDate));
}
if (!Isbn.Equals(other.Isbn))
{
return(Isbn.CompareTo(other.Isbn));
}
return(0);
}
public bool Equals(Book other)
{
if (object.ReferenceEquals(other, null))
{
return(object.ReferenceEquals(this, null));
}
return(Name.Equals(other.Name) && Author.Equals(other.Author) && Category.Equals(other.Category) &&
Language.Equals(other.Language) && PublicationDate.Equals(other.PublicationDate) && Isbn.Equals(other.Isbn));
}
//////////////////////////////////////////////////////////////////////////
//Операции общего назначения
private void EditField_TextChanged(object sender, TextChangedEventArgs e)
{
TextBox textBox = (TextBox)sender;
if (Name.Equals(textBox))
{
if (Name.Text.Length > 0)
{
NameWatermark.Visibility = Visibility.Hidden;
}
else
{
NameWatermark.Visibility = Visibility.Visible;
}
}
else if (Surname.Equals(textBox))
{
if (Surname.Text.Length > 0)
{
SurnameWatermark.Visibility = Visibility.Hidden;
}
else
{
SurnameWatermark.Visibility = Visibility.Visible;
}
}
else if (Patronymic.Equals(textBox))
{
if (Patronymic.Text.Length > 0)
{
PatronymicWatermark.Visibility = Visibility.Hidden;
}
else
{
PatronymicWatermark.Visibility = Visibility.Visible;
}
}
else if (Password.Equals(textBox))
{
if (Password.Text.Length > 0)
{
PasswordWatermark.Visibility = Visibility.Hidden;
}
else
{
PasswordWatermark.Visibility = Visibility.Visible;
}
}
else if (AuthorSurname.Equals(textBox))
{
if (AuthorSurname.Text.Length > 0)
{
AuthorSurnameWatermark.Visibility = Visibility.Hidden;
}
else
{
AuthorSurnameWatermark.Visibility = Visibility.Visible;
}
}
else if (AuthorName.Equals(textBox))
{
if (AuthorName.Text.Length > 0)
{
AuthorNameWatermark.Visibility = Visibility.Hidden;
}
else
{
AuthorNameWatermark.Visibility = Visibility.Visible;
}
}
else if (AuthorPatronymic.Equals(textBox))
{
if (AuthorPatronymic.Text.Length > 0)
{
AuthorPatronymicWatermark.Visibility = Visibility.Hidden;
}
else
{
AuthorPatronymicWatermark.Visibility = Visibility.Visible;
}
}
else if (BookName.Equals(textBox))
{
if (BookName.Text.Length > 0)
{
BookNameWatermark.Visibility = Visibility.Hidden;
}
else
{
BookNameWatermark.Visibility = Visibility.Visible;
}
}
else if (Publisher.Equals(textBox))
{
if (Publisher.Text.Length > 0)
{
PublisherWatermark.Visibility = Visibility.Hidden;
}
else
{
PublisherWatermark.Visibility = Visibility.Visible;
}
}
else if (PublicationDate.Equals(textBox))
{
if (PublicationDate.Text.Length > 0)
{
PublicationDateWatermark.Visibility = Visibility.Hidden;
}
else
{
PublicationDateWatermark.Visibility = Visibility.Visible;
}
}
else if (PageCount.Equals(textBox))
{
if (PageCount.Text.Length > 0)
{
PageCountWatermark.Visibility = Visibility.Hidden;
}
else
{
PageCountWatermark.Visibility = Visibility.Visible;
}
}
else if (Location.Equals(textBox))
{
if (Location.Text.Length > 0)
{
LocationWatermark.Visibility = Visibility.Hidden;
}
else
{
LocationWatermark.Visibility = Visibility.Visible;
}
}
else if (Search.Equals(textBox))
{
SearchUpdate();
}
}