/// <summary> /// 获得 是否展开字符串 /// </summary> /// <param name="item"></param> /// <returns></returns> protected string GetExpandedString(TreeItem item) => item.IsExpanded ? "true" : "false";
/// <summary>
/// 获得 SubTree 样式
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
protected string?GetSubTreeClassString(TreeItem item) => CssBuilder.Default("collapse-item collapse")
.AddClass("show", item.IsExpanded)
.Build();
/// <summary>
/// 获得 TreeNode 样式
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
protected string?GetTreeItemClassString(TreeItem item) => CssBuilder.Default("tree-item")
.AddClass("is-expanded", item.IsExpanded)
.Build();
/// <summary>
/// 获得 SubTree 样式
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
protected string?GetSubTreeLinkClassString(TreeItem item) => CssBuilder.Default("nav-link show collapse")
.AddClass("collapsed", !item.IsExpanded)
.Build();
/// <summary>
/// 添加 Menutem 方法 由 MenuItem 方法加载时调用
/// </summary>
/// <param name="item">Menutem 实例</param>
public void AddItem(TreeItem item)
{
item.Parent = this;
_items.Add(item);
}