private void button4_Click(object sender, EventArgs e)
{
ChangeEL c = new ChangeEL();
if (c.ShowDialog() == DialogResult.OK)
{
ScienceBook sb = new ScienceBook()
{
Name = c.BookName,
AmountOfPages = int.Parse(c.Page),
Author = c.Author
};
libraries.Add(sb);
listBox1.Items.Add(sb);
}
}
private void button3_Click(object sender, EventArgs e)
{
Book b = libraries[listBox1.SelectedIndex];
ChangeEL c;
if (b is ScienceBook)
{
ScienceBook sb = b as ScienceBook;
c = new ChangeEL(sb.Name, sb.AmountOfPages.ToString(), sb.Author);
}
else
{
c = new ChangeEL(b.Name, b.AmountOfPages.ToString());
}
if (c.ShowDialog() == DialogResult.OK)
{
b.Name = c.BookName;
b.AmountOfPages = int.Parse(c.Page);
}
}
