private void tvFoodCate_AfterSelect(object sender, TreeViewEventArgs e)
{
string category = e.Node.Text;
if (category.Equals("厨房") || category.Equals("酒吧"))
{
FoodCategoryService service = new FoodCategoryService();
List<FoodCategory> categorys = service.GetAllCategoryByBelong(category);
TreeNode node = tvFoodCate.SelectedNode;
node.Nodes.Clear();
foreach (FoodCategory cate in categorys)
{
node.Nodes.Add(new TreeNode(cate.categoryName));
}
node.Expand();
}
else
{
SearchFood(category);
}
}
private void InitTvFoodCate()
{
tvFoodCate.Nodes.Clear();
TreeNode node0 = new TreeNode("厨房");
tvFoodCate.Nodes.Add(node0);
FoodCategoryService service = new FoodCategoryService();
List<FoodCategory> categorys = service.GetAllCategoryByBelong("厨房");
foreach (FoodCategory cate in categorys)
{
node0.Nodes.Add(new TreeNode(cate.categoryName));
}
node0.Expand();
categorys = service.GetAllCategoryByBelong("酒吧");
TreeNode node1 = new TreeNode("酒吧");
tvFoodCate.Nodes.Add(node1);
foreach (FoodCategory cate in categorys)
{
node1.Nodes.Add(new TreeNode(cate.categoryName));
}
node1.Expand();
}