private void GetSubCategoriesButton_Click(object sender, EventArgs e)
{
//subcategories
GuiToUtil(generic);
Category parentCat = GetTreeViewSelectedNode() as Category;
if (parentCat != null && (parentCat.HasSubCategories || parentCat is NextPageCategory))
{
TreeNode selected = treeView1.SelectedNode;
if (parentCat is NextPageCategory)
{
selected = selected.Parent;
selected.Nodes.RemoveAt(selected.Nodes.Count - 1);
}
else
{
selected.Nodes.Clear();
}
generic.DiscoverSubCategories(parentCat);
foreach (Category cat in parentCat.SubCategories)
{
selected.Nodes.Add(cat.Name).Tag = cat;
cat.HasSubCategories = false;
}
selected.Expand();
}
else
{
MessageBox.Show("no valid category selected");
}
}
