void ItemAddedToLibrary(object sender, EventArgs e)
{
IndexArgs addedIndexArgs = e as IndexArgs;
PrintItemWrapper item = LibraryData.Instance.GetPrintItemWrapper(addedIndexArgs.Index);
LibraryRowItem libraryItem = new LibraryRowItem(item, this);
AddChild(libraryItem, addedIndexArgs.Index);
}
void ItemRemovedFromToLibrary(object sender, EventArgs e)
{
IndexArgs removeIndexArgs = e as IndexArgs;
topToBottomItemList.RemoveChild(removeIndexArgs.Index);
if (LibraryData.Instance.Count > 0)
{
SelectedIndex = Math.Max(SelectedIndex - 1, 0);
}
}