/// <summary>
/// 加载Json树节点
/// </summary>
/// <param name="treeEntitys">TreeEntity的集合</param>
/// <param name="isexpand">各节点是否展开</param>
/// <returns></returns>
protected JsonResult JsonForWdTree(IList <TreeEntity> treeEntitys,
bool isexpand = false)
{
IList <WdTreePermission> permissions = null;
if (treeEntitys == null || treeEntitys.Count <= 0)
{
permissions = new List <WdTreePermission>();
return(Json(permissions, JsonRequestBehavior.AllowGet));
}
//判断有多少个模块
IList <TreeEntity> roots = treeEntitys.Where(f => f.pId.ToString() == Guid.Empty.ToString()).ToList();
if (roots.Count <= 0)
{
permissions = new List <WdTreePermission>();
return(Json(permissions, JsonRequestBehavior.AllowGet));
}
//总模块
permissions = new List <WdTreePermission>(roots.Count);
foreach (var root in roots)
{
permissions.Add(new WdTreePermission
{
id = Guid.Parse(root.id.ToString()),
icon = root.icon,
name = root.name
});
}
//便利子模块
foreach (var permission in permissions)
{
//判断有多少个模块
IList <TreeEntity> perRoots =
treeEntitys.Where(f => f.pId.ToString() == permission.id.ToString()).ToList();
IList <WdTreeEntity> trees = new List <WdTreeEntity>();
WdTreeEntity tree = null;
foreach (var treeEntity in perRoots)
{
tree = new WdTreeEntity(treeEntity);
tree.url = string.IsNullOrEmpty(tree.url) ? "" : tree.url;
tree.ChildNodes = GetWdChildNodes(ref treeEntitys, isexpand, treeEntity);
trees.Add(tree);
}
permission.tree = trees;
tree = null;
}
return(Json(permissions, JsonRequestBehavior.AllowGet));
}
/// <summary>
/// 根据当前节点，加载子节点
/// </summary>
/// <param name="treeEntitys">TreeEntity的集合</param>
/// <param name="isexpand">各节点是否展开</param>
/// <param name="currTreeEntity">当前节点</param>
private IList <WdTreeEntity> GetWdChildNodes(ref IList <TreeEntity> treeEntitys,
bool isexpand,
TreeEntity currTreeEntity)
{
IList <TreeEntity> childNodes =
treeEntitys.Where(f => f.pId.ToString() == currTreeEntity.id.ToString()).ToList();
if (childNodes.Count <= 0)
{
return(null);
}
IList <WdTreeEntity> childTrees = new List <WdTreeEntity>(childNodes.Count);
WdTreeEntity tree = null;
foreach (var treeEntity in childNodes)
{
tree = new WdTreeEntity(treeEntity);
tree.url = string.IsNullOrEmpty(tree.url) ? "" : tree.url;
tree.isexpand = isexpand;
tree.ChildNodes = GetWdChildNodes(ref treeEntitys, isexpand, treeEntity);
childTrees.Add(tree);
}
return(childTrees);
}
