public System.Action <TreeNodeBase> OnSelectNodeItemChange; //当选择的树形节点改变时候
#region 根据给定的数据源创建树形链表结构
/// <summary>
/// 创建树视图结构
/// </summary>
/// <param name="items"></param>
/// <param name="defaultSelectItem"> 默认选中哪一项</param>
public virtual void CreateTreeView(List <TreeViewNodeInfor> items, int defaultSelectItem)
{
m_Index = 0;
m_SelectItemIndex = -1;
m_TempNode.Clear();
if (items == null || items.Count == 0)
{
m_Root = null;
Debug.Log("CreateTreeView Fail, Node Data Source is Null ");
return;
}
m_SelectItemIndex = defaultSelectItem;
CreateRootNode();
RecordGroupNodeInfor(RootNodeName, m_Root); //记录根节点对应关系
for (int dex = 0; dex < items.Count; ++dex)
{
// Debug.Log("CreateTreeView dex=" + dex + ">>>" + items[dex]);
CreateTreeNode(items[dex], "");
}
SearchTreeToRecordTreeNode(); //搜索整棵树结构以便于记录相关数据
}
protected virtual void CreateRootNode()
{
m_Root = new TreeNodeBase(RootNodeName, null); //创建根节点
}
/// <summary>
/// 记录节点 并设置正确的索引
/// </summary>
/// <param name="node"></param>
/// <param name="offset">每多一级分类则子类需要偏移一定距离</param>
protected void RecordTreeNode(TreeNodeBase node, int offset)
{
m_AllNode.Add(node);
node.SetIndex(m_Index, offset);
++m_Index;
}
/// <summary>
/// 创建本次遍历获取的叶子节点
/// </summary>
/// <param name="parentPath"></param>
/// <param name="item"></param>
/// <param name="parentNode"></param>
/// <param name="splitchar"></param>
/// <returns></returns>
protected virtual void CreateLeafNode(string parentPath, TreeViewNodeInfor item, TreeNodeBase parentNode, char splitchar)
{
//TreeViewNodeInfor_ActionNode nodeInfor = item as TreeViewNodeInfor_ActionNode;
//parentPath = parentPath + nodeInfor.m_Arrangenment + splitchar; //当前需要创建的树节点的完整路径
//TreeNodeBase node = GetClassficationNodeByName(parentPath); //判断是否存在这个路径的节点
//if (node == null)
//{
// node = new TreeNodeBase(nodeInfor.m_Arrangenment, parentNode); //创建当前节点
// RecordClassfication(parentPath, node); //记录当前创建的节点
//}//当前子目录不存在
}
/// <summary>
/// 创建中间的一个组的父节点 后面会添加其他的叶子节点
/// </summary>
/// <param name="parentPath">当前节点所属于的父节点路径</param>
/// <param name="segmentStr">当前节点名称</param>
/// <param name="parentNode">父节点</param>
/// <param name="splitchar">分隔符</param>
/// <returns></returns>
protected virtual string CreateGroupNode(string parentPath, string segmentStr, TreeNodeBase parentNode, char splitchar)
{
parentPath = parentPath + segmentStr + splitchar; //当前需要创建的树节点的完整路径
TreeNodeBase node = GetGroupNodeByName(parentPath); //判断是否存在这个路径的节点
if (node == null)
{
node = new TreeNodeBase(segmentStr, parentNode); //创建当前节点
RecordGroupNodeInfor(parentPath, node); //记录当前创建的节点
}//当前子目录不存在
return(parentPath);
}
public void AddChild(TreeNodeBase node)
{
node.m_ParentNode = this;
m_ChildNodes.Add(node);
}
public bool m_IsOpen = true; //是否是展开状态
#region 构造函数
protected TreeNodeBase()
{
m_NodeName = "";
m_ParentNode = null;
m_ChildNodes = new List <TreeNodeBase>();
}
