116 lines
2.6 KiB
C#
116 lines
2.6 KiB
C#
using Framework;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using Framework.Condition;
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using static Framework.EventManager;
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public abstract class RedPointNode : IEnumerable
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{
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private bool _isDisposed;
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private EventName[] _eventsToRegister;
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private int _reactionID;
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protected List<RedPointNode> _children = new();
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//该红点节点需要注册的事件，当事件发生时刷新数量
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protected abstract EventName[] eventsToRegister { get; }
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//数目要override，去算各自系统对应的消息数
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protected abstract int GetCount();
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public int MessageCount { get; private set; }
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public int ID { get; private set; }
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public bool IsDynamic => ID > RedPointManager.RED_POINT_NODE_DYNAMIC_ID_START;
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public RedPointNode parent { get; set; }
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public bool Valid => !_isDisposed;
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public object param { get; set; }
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protected RedPointNode(int id)
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{
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ID = id;
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}
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public void AddChild(RedPointNode child)
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{
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_children.Add(child);
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}
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public void RemoveChild(RedPointNode child)
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{
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_children.Remove(child);
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}
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public void Init()
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{
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_eventsToRegister = eventsToRegister;
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RegisterSignal();
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RefreshCount();
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}
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public void Dispose()
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{
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if (!_isDisposed)
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{
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UnRegisterSignal();
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_children = null;
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parent = null;
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_isDisposed = true;
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SendChange();
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}
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}
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private void RegisterSignal()
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{
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if (_eventsToRegister != null)
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_reactionID = ConditionReactor.Instance.AddReaction(Refresh, _eventsToRegister.ToList(), OnRefreshFinish);
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}
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private void UnRegisterSignal()
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{
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if (_eventsToRegister != null)
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ConditionReactor.Instance.RemoveReaction(_reactionID);
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}
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private bool Refresh(object arg = null)
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{
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var oldCount = MessageCount;
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MessageCount = GetCount();
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return MessageCount != oldCount;
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}
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private void OnRefreshFinish(bool result, object callBackParam, int id)
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{
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if (result)
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{
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SendChange();
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}
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}
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public void RefreshCount()
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{
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if (Refresh())
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{
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SendChange();
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}
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}
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private void SendChange()
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{
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EventManager.Instance.Send(EventName.RedPointDataChange, this);
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if (parent != null)
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{
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parent.RefreshCount();
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}
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}
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public IEnumerator GetEnumerator()
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{
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for (int i = _children.Count - 1; i >= 0; i--)
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{
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yield return _children[i];
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}
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}
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} |