diff --git a/Runtime/Helper/GridLayoutCalculator.cs b/Runtime/Helper/GridLayoutCalculator.cs
index 503389d..c86f21d 100644
--- a/Runtime/Helper/GridLayoutCalculator.cs
+++ b/Runtime/Helper/GridLayoutCalculator.cs
@@ -32,7 +32,7 @@ namespace XericUI.Helper
         /// <param name="childAlignment">子项对齐</param>
         /// <returns></returns>
         public static List<LayoutItem> CalculateGridLayout(
-            List<LayoutItem> layoutItems,
+            ref List<LayoutItem> layoutItems,
             int childCount,
             Vector2 containerSize,
             Vector2 cellSize,
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute.meta
new file mode 100644
index 0000000..ca52e5a
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 29bdb71088ff44dd85e7485c8df8cd69
+timeCreated: 1777358662
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/IXuiavrgAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/IXuiavrgAttribute.cs
similarity index 100%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/IXuiavrgAttribute.cs
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/IXuiavrgAttribute.cs
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/IXuiavrgAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/IXuiavrgAttribute.cs.meta
similarity index 100%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/IXuiavrgAttribute.cs.meta
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/IXuiavrgAttribute.cs.meta
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgAttribute.cs
similarity index 93%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgAttribute.cs
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgAttribute.cs
index 80a349a..146995b 100644
--- a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgAttribute.cs
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgAttribute.cs
@@ -13,7 +13,6 @@ namespace XericUI.ReflectionUIGenerator
         public readonly string LabelName;
         public readonly string UIPropertyName;
         public readonly string UnitLabelName;
-        public readonly bool MustFillIn;
         public readonly int InspectorOrder;
         public readonly string GroupName;
         public readonly string OnTriggerCall;
@@ -30,13 +29,12 @@ namespace XericUI.ReflectionUIGenerator
         /// <param name="groupName">属性组名称（可以是以/&\分割的路径）</param>
         /// <param name="onTriggerCall">属性附加的动作，调用此内联反射调用的函数</param>
         /// <param name="size">属性组名称（可以是以/&\分割的路径）</param>
-        public XuiavrgAttribute(string labelName, string uiPropertyName, string unitLabelName, bool mustFillin,
+        public XuiavrgAttribute(string labelName, string uiPropertyName, string unitLabelName, 
             int inspectorOrder = 0, string groupName = null, string onTriggerCall = "", XuiavrgSize size = XuiavrgSize.Normal)
         {
             LabelName = labelName;
             UIPropertyName = uiPropertyName;
             UnitLabelName = unitLabelName;
-            MustFillIn = mustFillin;
             InspectorOrder = inspectorOrder;
             GroupName = groupName;
             OnTriggerCall = onTriggerCall;
@@ -52,7 +50,6 @@ namespace XericUI.ReflectionUIGenerator
             property.labelName = LabelName;
             property.uiPropertyName = UIPropertyName;
             property.unitLabelName = UnitLabelName;
-            property.mustFillIn = MustFillIn;
             property.inspectorOrder = InspectorOrder;
             property.groupName = GroupName;
             property.onTriggerCall = OnTriggerCall;
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgAttribute.cs.meta
similarity index 100%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgAttribute.cs.meta
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgAttribute.cs.meta
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs
new file mode 100644
index 0000000..da28c4a
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs
@@ -0,0 +1,28 @@
+using System;
+
+namespace XericUI.ReflectionUIGenerator
+{
+    /// <summary>
+    /// 集合检查
+    /// </summary>
+    public class XuiavrgCollectionCheckAttribute : Attribute, IXuiavrgAttribute
+    {
+        public readonly int minCount;
+        public readonly int maxCount;
+        public readonly bool notEmpty;
+
+        public XuiavrgCollectionCheckAttribute(int minCount, int maxCount, bool notEmpty)
+        {
+            this.minCount = minCount;
+            this.maxCount = maxCount;
+            this.notEmpty = notEmpty;
+        }
+
+        public void BindProperty(XuiavrgInspectorProperty property)
+        {
+            property.collectionMinCount = minCount;
+            property.collectionMaxCount = maxCount;
+            property.collectionNotEmpty = notEmpty;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs.meta
new file mode 100644
index 0000000..e4211a9
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgCollectionCheckAttribute.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 4ec4224cb3844c439dd5fdb6b31c9730
+timeCreated: 1777363387
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgHideAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgHideAttribute.cs
similarity index 100%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgHideAttribute.cs
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgHideAttribute.cs
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgHideAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgHideAttribute.cs.meta
similarity index 100%
rename from Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgHideAttribute.cs.meta
rename to Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgHideAttribute.cs.meta
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs
new file mode 100644
index 0000000..3e56035
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs
@@ -0,0 +1,15 @@
+using System;
+
+namespace XericUI.ReflectionUIGenerator
+{
+    /// <summary>
+    /// 不可为空
+    /// </summary>
+    public class XuiavrgNotEmptyAttribute : Attribute, IXuiavrgAttribute
+    {
+        public void BindProperty(XuiavrgInspectorProperty property)
+        {
+            property.notEmpty = true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs.meta
new file mode 100644
index 0000000..031e93f
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNotEmptyAttribute.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 89e35e544d66421c8cc524d3b4d7b943
+timeCreated: 1777360693
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs
new file mode 100644
index 0000000..db02e91
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs
@@ -0,0 +1,25 @@
+using System;
+
+namespace XericUI.ReflectionUIGenerator
+{
+    /// <summary>
+    /// 数值检查
+    /// </summary>
+    public class XuiavrgNumberCheckAttribute : Attribute, IXuiavrgAttribute
+    {
+        public readonly float minValue;
+        public readonly float maxValue;
+        
+        public XuiavrgNumberCheckAttribute(float minValue, float maxValue)
+        {
+            this.minValue = minValue;
+            this.maxValue = maxValue;
+        }
+        
+        public void BindProperty(XuiavrgInspectorProperty property)
+        {
+            property.numberMinValue = minValue; 
+            property.numberMaxValue = maxValue; 
+        }
+    }
+}
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs.meta
new file mode 100644
index 0000000..86aa0ae
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgNumberCheckAttribute.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: d5b533c6d6ca4de8811adc3913d1fd9b
+timeCreated: 1777362005
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs
new file mode 100644
index 0000000..03c16a7
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs
@@ -0,0 +1,16 @@
+using System;
+
+namespace XericUI.ReflectionUIGenerator
+{
+    /// <summary>
+    /// 必填
+    /// </summary>
+    public class XuiavrgRequiredAttribute : Attribute, IXuiavrgAttribute
+    {
+        public void BindProperty(XuiavrgInspectorProperty property)
+        {
+            property.required = true;
+            property.notEmpty = true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs.meta
new file mode 100644
index 0000000..51f13ad
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgRequiredAttribute.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: bcc4b8b735e84251b11ef87e9fe5b2cb
+timeCreated: 1777358718
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs
new file mode 100644
index 0000000..0d53691
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs
@@ -0,0 +1,48 @@
+using System;
+using UnityEngine;
+
+namespace XericUI.ReflectionUIGenerator
+{
+    /// <summary>
+    /// 字符串检查
+    /// </summary>
+    public class XuiavrgStringCheckAttribute : Attribute, IXuiavrgAttribute
+    {
+        public readonly int minLength;
+        public readonly int maxLength;
+        public readonly string regexPattern;
+        public readonly bool onlyLetters;
+        public readonly bool onlyNumber;
+        public readonly bool onlyEmail;
+        public readonly bool onlyPhone;
+        public readonly bool onlyUrl;
+
+        public XuiavrgStringCheckAttribute(
+            int minLength = 0, int maxLength = int.MaxValue,
+            string regexPattern = "",
+            bool onlyLetters = false, bool onlyNumber = false, bool onlyEmail = true, bool onlyPhone = true,
+            bool onlyUrl = true)
+        {
+            this.minLength = minLength;
+            this.maxLength = maxLength;
+            this.regexPattern = regexPattern;
+            this.onlyLetters = onlyLetters;
+            this.onlyNumber = onlyNumber;
+            this.onlyEmail = onlyEmail;
+            this.onlyPhone = onlyPhone;
+            this.onlyUrl = onlyUrl;
+        }
+
+        public void BindProperty(XuiavrgInspectorProperty property)
+        {
+            property.stringMinLength = minLength;
+            property.stringMaxLength = maxLength;
+            property.stringRegexPattern = regexPattern;
+            property.stringOnlyLetters = onlyLetters;
+            property.stringOnlyNumber = onlyNumber;
+            property.stringOnlyEmail = onlyEmail;
+            property.stringOnlyPhone = onlyPhone;
+            property.stringOnlyUrl = onlyUrl;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs.meta b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs.meta
new file mode 100644
index 0000000..54e4288
--- /dev/null
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/Attribute/XuiavrgStringCheckAttribute.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 0a0e34665ed24a7c87e5eb84a45f6ef6
+timeCreated: 1777360997
\ No newline at end of file
diff --git a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgInspectorProperty.cs b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgInspectorProperty.cs
index 972a807..8623c00 100644
--- a/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgInspectorProperty.cs
+++ b/Runtime/InterfaceAttributeReflectionGenerator/Scripts/XuiavrgInspectorProperty.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Reflection;
+using UnityEngine;
 using UnityEngine.Serialization;
 
 namespace XericUI.ReflectionUIGenerator
@@ -10,22 +11,48 @@ namespace XericUI.ReflectionUIGenerator
     [Serializable]
     public class XuiavrgInspectorProperty
     {
+        #region 字段属性
+        
         public object valueTarget;
         public bool isProperty;
         public PropertyInfo propertyInfo;
         public FieldInfo fieldInfo;
 
-        public string labelName;
-        public string uiPropertyName;
-        public string unitLabelName;
-        public bool mustFillIn;
-        public int inspectorOrder;
-        public string groupName;
-        public string onTriggerCall;
-        public XuiavrgSize argumentSize;
-        public bool hideInInspector;
+        // 基本信息
+        public string labelName;                        // 字段名称
+        public string uiPropertyName;                   // ui属性名称
+        public string unitLabelName;                    // 单位名称
+        public bool required;                           // 项目必填
+        public bool notEmpty;                           // 不可为空
+        public int inspectorOrder;                      // 显示在检查器上的顺序
+        public string groupName;                        // 编组名称
+        public string onTriggerCall;                    // 值变更时触发的反射
+        public XuiavrgSize argumentSize;                // 属性尺寸
+        public bool hideInInspector;                    // 在检查器上隐藏显示
+        
+        // 字符串检查
+        public int stringMinLength;                     // 最小长度 
+        public int stringMaxLength = int.MaxValue;      // 最大长度
+        public string stringRegexPattern = "";          // 正则检查
+        public bool stringOnlyLetters;                  // 允许字符
+        public bool stringOnlyNumber;                   // 允许数字
+        public bool stringOnlyEmail = true;             // 允许邮箱
+        public bool stringOnlyPhone = true;             // 允许电话号码
+        public bool stringOnlyUrl = true;               // 允许网址
 
+        // 数值检查
+        public float numberMinValue;                    // 最小值
+        public float numberMaxValue;                    // 最大值
+        
+        // 集合检查
+        public int collectionMinCount;                  // 集合的最小尺寸
+        public int collectionMaxCount = int.MaxValue;   // 集合的最大尺寸
+        public bool collectionNotEmpty;                 // 集合不可为空
+        
+        #endregion
 
+        #region 检查方法
+        
         /// <summary>
         /// 绑定到数据端
         /// </summary>
@@ -138,5 +165,7 @@ namespace XericUI.ReflectionUIGenerator
         public void Clear()
         {
         }
+        
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/Runtime/OverrideLayout/XericScrollRect.cs b/Runtime/OverrideLayout/XericScrollRect.cs
index 8c82b51..3403376 100644
--- a/Runtime/OverrideLayout/XericScrollRect.cs
+++ b/Runtime/OverrideLayout/XericScrollRect.cs
@@ -136,13 +136,15 @@ namespace XericUI.OverrideLayout
 
             protected void RefreshPivot()
             {
-                if (!item)
+                var itemRect = itemRectTransform;
+                if (!itemRect)
                 {
                     Debug.LogError($"滚动视图的实体对象在刷新前并未指定，请先指定{nameof(item)}后再调用{nameof(RefreshPivot)}");
                 }
 
-                parentScrollRect.UpdateChildPivot(layout, item.RectTransform());
-                itemRectTransform.anchoredPosition = layout.position;
+                parentScrollRect.UpdateChildPivot(layout, itemRect);
+                itemRect.anchoredPosition = layout.position;
+                itemRect.SetDeltaSize(layout.size);
             }
 
             public void UpdateLayout(GridLayoutCalculator.LayoutItem layoutData)
@@ -311,19 +313,19 @@ namespace XericUI.OverrideLayout
             // 将视口尺寸转换到content本地空间
             // 手动计算视口在content空间的矩形
             viewport.GetWorldCorners(viewportVertex);
+            var preloadMarginVec2 = new Vector3(m_preloadMargin, m_preloadMargin);
             var viewportRect = new Rect(
-                viewportVertex[0],
-                viewportVertex[2] - viewportVertex[0]);
+                viewportVertex[0] - preloadMarginVec2,
+                viewportVertex[2] - viewportVertex[0] + preloadMarginVec2 + preloadMarginVec2);
+
+            // 扩展可见区域边界
+            visibleMin = viewportRect.min;
+            visibleMax = viewportRect.max;
 
             var contentRect = content.rect;
             // 计算预加载边距（考虑content缩放）
             // var scaledMargin = preloadMargin / ((content.lossyScale.x + content.lossyScale.y) * 0.5f);
 
-            // 扩展可见区域边界
-            var preloadMarginVec2 = new Vector2(m_preloadMargin, m_preloadMargin);
-            visibleMin = viewportRect.min - preloadMarginVec2;
-            visibleMax = viewportRect.max + preloadMarginVec2;
-
             // 获取当前滚动归一化位置
             // var scrollPos = new Vector2(
             //     horizontal ? horizontalScrollbar?.value ?? 0 : 0,
@@ -363,14 +365,7 @@ namespace XericUI.OverrideLayout
                 }
             }
 
-            bool CheckIsVisibal(Vector2 pos)
-            {
-                return
-                    pos.x >= visibleMin.x &&
-                    pos.x <= visibleMax.x &&
-                    pos.y >= visibleMin.y &&
-                    pos.y <= visibleMax.y;
-            }
+            bool CheckIsVisibal(Vector2 pos) => viewportRect.Contains(pos);
         }
 
         #endregion
@@ -485,35 +480,19 @@ namespace XericUI.OverrideLayout
         private void RefreshContentSizeByChildrenLayouts(List<GridLayoutCalculator.LayoutItem> layoutItems)
         {
             if (layoutItems.Count == 0) return;
-
-            var first = layoutItems[0];
-            var last = layoutItems[^1];
-
-            var size = first.position - last.position;
-            size = size.Abs();
-
-            // 计算实际使用的行列数
-            int maxRow = (int)GridLayoutCalculator.Grid.x;
-            int maxColumn = (int)GridLayoutCalculator.Grid.y;
-            foreach (var item in layoutItems)
-            {
-                maxRow = Mathf.Max(maxRow, item.rowIndex);
-                maxColumn = Mathf.Max(maxColumn, item.columnIndex);
-            }
-
-            int actualCellCountX = maxColumn + 1;
-            int actualCellCountY = maxRow + 1;
-
-            var spacing = new Vector2((actualCellCountX - 1) * m_spacing.x, (actualCellCountY - 1) * m_spacing.y);
+            var size = Vector2.zero;
+            var spacing = new Vector2(
+                GridLayoutCalculator.Grid.y * m_spacing.x, 
+                GridLayoutCalculator.Grid.x * m_spacing.y);
             switch (m_startAxis)
             {
                 case GridLayoutGroup.Axis.Horizontal:
-                    size.x = Mathf.Max(size.x, viewport.rect.width);
-                    size.y = Mathf.Max(size.y + m_spacing.y, m_cellSize.y);
+                    size.x = Mathf.Max(spacing.x, viewport.rect.width);
+                    size.y = Mathf.Max(spacing.y, m_cellSize.y);
                     break;
                 case GridLayoutGroup.Axis.Vertical:
-                    size.x = Mathf.Max(size.x + m_spacing.x, m_cellSize.x);
-                    size.y = Mathf.Max(size.y, viewport.rect.height);
+                    size.x = Mathf.Max(spacing.x, m_cellSize.x);
+                    size.y = Mathf.Max(spacing.y, viewport.rect.height);
                     break;
             }
 
@@ -568,7 +547,7 @@ namespace XericUI.OverrideLayout
                 constraintCount = m_constraintCount;
 
             return GridLayoutCalculator.CalculateGridLayout(
-                _layoutItems,
+                ref _layoutItems,
                 childCount: childrenCount,
                 containerSize: ContextSize,
                 cellSize: m_cellSize,