protected void On_ModifyBtn_Clicked(object sender, EventArgs e)
{
TreeIter iter;
BooksView.Selection.GetSelected(out iter);
var id = BookList.GetValue(iter, 0);
var book = Repository.FindById(Convert.ToInt32(id));
if (id == null)
{
MessageDialog warning =
new MessageDialog(this, DialogFlags.Modal | DialogFlags.DestroyWithParent,
MessageType.Warning, ButtonsType.Ok,
"\nPlease choose a book first!");
warning.Run();
warning.Destroy();
return;
}
//modify book dialog
var dlg = new BookInfoDialog(book.Id, book);
if (dlg.Run() == (int)ResponseType.Ok)
{
var nb = dlg.newBook;
if (nb != null)
{
//set newValue to BookList
BookList.SetValues(iter, nb.Id, nb.Title, nb.Author, nb.Press, nb.ISBN, nb.Price);
//updata newInfo to database
Repository.Modify(nb);
}
}
dlg.Destroy();
}
protected void On_AddBtn_Clicked(object sender, EventArgs e)
{
//show Addbook dialog
var newId = lastId + 1;
var dlg = new BookInfoDialog(newId, null);
if (dlg.Run() == (int)ResponseType.Ok)
{
var nb = dlg.newBook;
if (nb != null)
{
//update book in BookList(model)
BookList.AppendValues
(nb.Id, nb.Title, nb.Author, nb.Press, nb.ISBN, nb.Price);
//update book in database
Repository.Add(nb);
//update lastId
lastId = nb.Id;
}
}
dlg.Destroy();
}
