public EditBookViewModel(string author_edit, string title_edit, string year_edit)
{
Author_block = author_edit;
Title_block = title_edit;
selected_year = new Combobox_values(year_edit);
values = new ObservableCollection <Combobox_values>();
values.Add(new Combobox_values(""));
for (int i = DateTime.Now.Year; i > 1700; i--)
{
values.Add(new Combobox_values(i.ToString()));
if (String.Equals(year_edit, i.ToString()))
{
Selected_year = values.ElementAt(2020 - i);
}
}
button = "Edit";
title_window = "Edit book";
Modification = new Command(Edit_Book);
CloseWindow = new Command(Close_Window);
}
public BookViewModel()
{
source_library model = new source_library();
dtb1 = model.dtb1;
////
collection = new ObservableCollection <Book>();
selected_item = new Book();
_selected = new Combobox_values("");
Author_block = "";
Title_block = "";
foreach (DataRow dr in dtb1.Rows)
{
int index = dtb1.Rows.IndexOf(dr);
int id = (int)dtb1.Rows[index][0];
string addauthor = dtb1.Rows[index][1].ToString();
string addtitle = dtb1.Rows[index][2].ToString();
string addyear = dtb1.Rows[index][3].ToString();
Collection.Add(new Book {
Id = id, Author = addauthor, Title = addtitle, Year = addyear, Selected = false
});
}
this._Book = CollectionViewSource.GetDefaultView(Collection);
FilterCommand = new Command(filter);
ClearCommand = new Command(clear);
DeleteCommand = new Command(delete_selected);
AddnewbookCommand = new Command(add_book);
EditnewbookCommand = new Command(edit_book);
values = new ObservableCollection <Combobox_values>();
values.Add(new Combobox_values(""));
todelete = new ObservableCollection <Book>();
for (int i = DateTime.Now.Year; i > 1700; i--)
{
values.Add(new Combobox_values(i.ToString()));
}
allselected = false;
child_addbook = new AddBookViewModel();
add_edit_view = new edit_add_dialog();
child_addbook.BookAdded += this.OnBookAdded;
child_addbook.WindowClosed += this.Close_childwindow;
}
