优化ui绑定侧逻辑

Runtime/InterfaceAttributeReflectionGenerator/Scripts/AvrgMvvmBindingCollection.cs

@@ -4,12 +4,13 @@ using System.Collections.Generic;
 namespace XericUI.ReflectionUIGenerator
 {
     /// <summary>
-    /// 绑定集合 — 统一管理所有 AvrgMvvmBinding
+    /// 绑定集合 — 统一管理所有 AvrgMvvmBinding，提供字符串索引器和前缀树快速查找
     /// </summary>
     public class AvrgMvvmBindingCollection : IEnumerable<AvrgMvvmBinding>
     {
         private List<AvrgMvvmBinding> _bindings = new List<AvrgMvvmBinding>();
         private AvrgMvvmScheduler _scheduler;
+        private AvrgBindingTrie _trie;
 
         /// <summary>
         /// 绑定的元数据集引用（可选）
@@ -21,6 +22,11 @@ namespace XericUI.ReflectionUIGenerator
         /// </summary>
         public int Count => _bindings.Count;
 
+        /// <summary>
+        /// 调度器引用（在 BuildMDVM 时设置）
+        /// </summary>
+        public AvrgMvvmScheduler Scheduler => _scheduler;
+
         /// <summary>
         /// 添加绑定
         /// </summary>
@@ -29,16 +35,53 @@ namespace XericUI.ReflectionUIGenerator
             _bindings.Add(binding);
         }
 
+        /// <summary>
+        /// 设置前缀树索引（由 BuildMDVM 构建后注入）
+        /// </summary>
+        internal void SetTrie(AvrgBindingTrie trie)
+        {
+            _trie = trie;
+        }
+
         /// <summary>
         /// 获取指定索引的绑定
         /// </summary>
         public AvrgMvvmBinding this[int index] => _bindings[index];
 
         /// <summary>
-        /// 获取指定成员名称的绑定
+        /// 通过成员名访问绑定（如 bindingCollection["speed"]）
+        /// get: 从数据源读取当前值
+        /// set: 走完整的 MVVM 管线：WriteFromData → MarkDataDirty → Flush → UI 同步
+        /// </summary>
+        public object this[string memberName]
+        {
+            get
+            {
+                var binding = FindByMemberName(memberName);
+                return binding?.ReadFromDataSource();
+            }
+            set
+            {
+                var binding = FindByMemberName(memberName);
+                if (binding != null && _scheduler != null)
+                {
+                    binding.WriteFromData(value);
+                    _scheduler.MarkDataDirty(binding);
+                    _scheduler.Flush();
+                }
+            }
+        }
+
+        /// <summary>
+        /// 获取指定成员名称的绑定（优先查 Trie，回退线性查找）
         /// </summary>
         public AvrgMvvmBinding FindByMemberName(string memberName)
         {
+            if (_trie != null)
+            {
+                var found = _trie.Find(memberName) ?? _trie.FindByMemberName(memberName);
+                if (found != null) return found;
+            }
             return _bindings.Find(b => b.MetaData?.MemberName == memberName);
         }
 
@@ -72,6 +115,7 @@ namespace XericUI.ReflectionUIGenerator
         public void Clear()
         {
             _bindings.Clear();
+            _trie?.Clear();
             _scheduler?.Clear();
         }