} // selectedItems (data & type), serialize json { type: "Type", book: Object }, write in file
private void BtnDeserialize_Click(object sender, RoutedEventArgs e)
{
GroupBox gr = GetMainGroupBox(sender);
Grid g = (Grid)gr.Parent;
ListView bookListForm = g.Children.OfType <ListView>().First(x => x.Name == "BookListForm");
OpenFileDialog dlg = new OpenFileDialog()
{
Filter = "JSON files | *.json"
};
if (dlg.ShowDialog() == true)
{
StreamReader reader = new StreamReader(dlg.OpenFile());
string item;
while ((item = reader.ReadLine()) != null)
{
// indexof(':')?
string[] words = item.Split(':');
item = item.Substring(words[0].Length + 1, item.Length - words[0].Length - 1);
var loader = LoaderManager.GetLoader(words[0]);
Book book = loader.Deserialize(item);
bookListForm.Items.Add(new ItemInList {
Type = words[0], Name = book.Name, Author = book.Author, Data = book
});
}
reader.Dispose();
reader.Close();
}
}
private void BookListForm_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (BookListForm.SelectedIndex != -1)
{
MainGrid.Children.RemoveAt(1);
ItemInList elem = (ItemInList)BookListForm.Items.GetItemAt(BookListForm.SelectedIndex);
var loader = LoaderManager.GetLoader(elem.Type);
GroupBox newGroupBox = FormCreator.CreateGroupBox("MainGroup", "Book", new Thickness(0, 0, 0, 0), 887, 384);
Grid g = loader.Load(elem.Data);
g.Children.Add(loader.CreateButtonsGroup(elem.Type));
newGroupBox.Content = g;
MainGrid.Children.Add(newGroupBox);
}
}
protected void SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (((ComboBox)sender).IsDropDownOpen)
{
string selectedText = ((ComboBox)sender).SelectedValue.ToString();
GroupBox oldGroupBox = GetMainGroupBox(sender); // MainGroupBox
Grid p = (Grid)oldGroupBox.Parent; // MainGrid
p.Children.Remove(oldGroupBox); // delete old MainGroupBox
var b = LoaderManager.GetLoader(selectedText); // select Loader
Grid newGrid = b.Load(b.BaseCreate(oldGroupBox)); // create new Grid
newGrid.Children.Add(b.CreateButtonsGroup(selectedText)); // add buttons on it
GroupBox newGroupBox = FormCreator.CreateGroupBox("MainGroup", "Book", new Thickness(0, 0, 0, 0), 887, 384);
newGroupBox.Content = newGrid; // wrap Grid into new MainGroupBox
p.Children.Add(newGroupBox); // add to MainGrid
}
}