private void EditBook()
{
var item = BookDataGrid.SelectedItem as BookDataGridItem;
if (item == null)
{
MessageBox.Show("Select a book for editation.", "Book Manager - Notice", MessageBoxButton.OK, MessageBoxImage.Exclamation);
return;
}
// We Reload here to make sure, that we get, what is in the DB.
var entity = Registry.Get <BookDataLayer>().Reload(item.Id);
if (entity == null)
{
MessageBox.Show("The selected book can not be read for editation.", "Book Manager - Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
if (BookEditorWindow.Open(Gdo, entity))
{
Registry.Get <BookDataLayer>().Save(entity);
Update();
}
}
private void DeleteBook()
{
if (BookDataGrid.SelectedItems.Count == 0)
{
MessageBox.Show(this, "No book is selected.", "Book Manager - Notice", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
if (MessageBox.Show(this, "Delete selected books?", "Book Manager - Delete Books", MessageBoxButton.YesNo, MessageBoxImage.Question) == MessageBoxResult.Yes)
{
var dal = Registry.Get <BookDataLayer>();
foreach (var item in BookDataGrid.SelectedItems)
{
var entity = Registry.Get <BookDataLayer>().Get((item as BookDataGridItem).Id);
if (entity == null)
{
continue;
}
dal.Delete(entity);
}
Update();
}
}
private void AddBook()
{
var obj = new Book();
if (BookEditorWindow.Open(Gdo, obj))
{
Registry.Get <BookDataLayer>().Save(obj);
Update();
}
}