236 lines
8.8 KiB
C#
236 lines
8.8 KiB
C#
using System.Collections.Generic;
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using UnityEngine;
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using XericLibrary.Runtime.SuperStyleSheet;
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namespace XericUI.ReflectionUIGenerator
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{
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/// <summary>
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/// MDVM 值组件基类 — 预制体上的标记组件
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///
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/// 职责：
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/// 1. 提供 EntryTag/TagIndex 供 XuiFieldTempEntry 匹配
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/// 2. 持有绑定的元数据引用
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/// 3. 通过 virtual BindToAccessor() 让子类自行管理 UI 交互事件和显示更新
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/// 4. 初始化时广播元数据到所有子节点上的 IXUIAvrgMDValueStyle
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/// 5. 定义绑定槽（BindingSlots），供拆分属性子绑定匹配
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/// 6. 管理通用 UI 插槽（标签、警告、只读、单位、值显示）+ SuperStyleSheet 样式读取
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/// </summary>
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[AddComponentMenu("Xeric Library/UI Action Vessel/XUIAvrgMDValue")]
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public class XUIAvrgMDValue : MonoBehaviour
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{
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/// <summary>
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/// 绑定槽定义 — 用于拆分属性（Split）的子绑定匹配
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/// propertyName 匹配 XuiavrgSplit 的 PropertyPath
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/// tag 在预制体内查找对应子节点的 XUIAvrgMDValue
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/// </summary>
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[System.Serializable]
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public class AvrgBindingSlot
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{
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[Tooltip("绑定的子属性名（匹配 XuiavrgSplit 的 PropertyPath，如 \"x\"、\"y\"）")]
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public string propertyName;
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[Tooltip("子属性在预制体上的 Tag 标记，用于查找子节点 XUIAvrgMDValue")]
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public XuiavrgFieldTag tag = XuiavrgFieldTag.Context;
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}
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// ============ 匹配标记 ============
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[SerializeField]
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[Tooltip("功能标记，用于与 Entry 的 Tag 匹配")]
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private XuiavrgFieldTag _entryTag = XuiavrgFieldTag.None;
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[SerializeField]
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[Tooltip("同 Tag 多实例时区分（0 表示不限制）")]
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private int _tagIndex;
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[SerializeField]
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[Tooltip("拆分属性子绑定槽列表 — 用于 XuiavrgSplit 的子属性匹配")]
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private List<AvrgBindingSlot> _bindingSlots = new List<AvrgBindingSlot>();
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// ============ 通用 UI 插槽 ============
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[Header("通用 UI 插槽")]
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[SerializeField, Tooltip("字段标签节点 — 显示字段名称 + 只读前缀。为 null 则不显示标签行")]
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protected GameObject fieldLabelNode;
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[SerializeField, Tooltip("警告样式节点 — 验证失败时 SetActive(true)，颜色由样式表控制")]
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protected GameObject warningNode;
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[SerializeField, Tooltip("只读标记节点 — IsReadOnly 时 SetActive(true)")]
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protected GameObject readOnlyNode;
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[SerializeField, Tooltip("单位文本节点 — 显示元数据的 UnitLabelName")]
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protected GameObject unitTextNode;
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[SerializeField, Tooltip("值显示文本节点 — 可为 null（子类如 Slider/Color 不依赖文本）")]
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protected GameObject valueTextNode;
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// ============ 样式表参数（路径硬编码，命名空间从 BoundMetaData.StyleNamespace 获取）============
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private readonly StyleMember _styleStepValue = new() { StylePath = "xuiavrg/base/stepValue" };
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private readonly StyleMember _styleReadOnlyPrefix = new() { StylePath = "xuiavrg/base/readOnlyPrefix" };
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private readonly StyleMember _styleWarningColor = new() { StylePath = "xuiavrg/base/warningColor" };
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// ============ 公共属性 ============
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/// <summary>绑定的元数据引用</summary>
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public AvrgMemberMetaData BoundMetaData { get; protected set; }
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/// <summary>当前关联的值访问器</summary>
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public IAvrgValueAccessor CurrentAccessor { get; protected set; }
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/// <summary>当前关联的 MVVM 绑定</summary>
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public AvrgMvvmBinding CurrentBinding { get; protected set; }
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public XuiavrgFieldTag EntryTag => _entryTag;
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public int TagIndex => _tagIndex;
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/// <summary>只读访问绑定槽列表</summary>
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public IReadOnlyList<AvrgBindingSlot> AvailableBindingSlots => _bindingSlots;
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// ============ 生命周期 ============
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protected virtual void OnEnable()
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{
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_styleStepValue.Register();
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_styleReadOnlyPrefix.Register();
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_styleWarningColor.Register();
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}
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protected virtual void OnDisable()
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{
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_styleStepValue.Unregister();
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_styleReadOnlyPrefix.Unregister();
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_styleWarningColor.Unregister();
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}
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// ============ 核心绑定接口 ============
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/// <summary>
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/// 由 XuiFieldTempEntry 调用，将值访问器和 MVVM 绑定连接到此 UI 组件
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/// </summary>
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public virtual void BindToAccessor(
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IAvrgValueAccessor accessor,
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AvrgMvvmBinding binding,
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AvrgMvvmScheduler scheduler)
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{
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CurrentAccessor = accessor;
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CurrentBinding = binding;
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if (binding == null || accessor == null) return;
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// 默认：数据 → UI 单向同步
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binding.OnUIDataChanged += value =>
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{
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UpdateDisplayValue(value);
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};
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// 首次同步
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var initialValue = accessor.GetValue();
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UpdateDisplayValue(initialValue);
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// 刷新通用插槽
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RefreshCommonNodes();
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}
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/// <summary>
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/// 更新 UI 显示值（基类默认仅查找 Text/TMP_Text 设置文本）
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/// 子类可覆写以实现专属更新逻辑（如 Slider.value, Image.color 等）
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/// </summary>
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protected virtual void UpdateDisplayValue(object value)
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{
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if (value == null) return;
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#if dUI_TextMeshPro
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var tmpText = GetComponent<TMPro.TMP_Text>();
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if (tmpText != null)
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{
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tmpText.text = CurrentAccessor?.FormatDisplay(value) ?? value.ToString();
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return;
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}
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#endif
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var uiText = GetComponent<UnityEngine.UI.Text>();
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if (uiText != null)
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{
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uiText.text = CurrentAccessor?.FormatDisplay(value) ?? value.ToString();
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}
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}
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/// <summary>
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/// 由绑定系统调用，传递元数据并广播到 IXUIAvrgMDValueStyle 子组件
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/// </summary>
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public void InitializeWithMetaData(AvrgMemberMetaData metaData)
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{
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BoundMetaData = metaData;
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if (metaData == null) return;
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// 广播元数据到子节点样式组件
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var styles = GetComponentsInChildren<IXUIAvrgMDValueStyle>(true);
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foreach (var style in styles)
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{
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if (style is MonoBehaviour mb && mb.gameObject == gameObject)
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continue;
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style.ApplyMetaData(metaData);
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}
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}
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// ============ 样式读取 ============
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/// <summary>
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/// 从样式表获取值（自动使用 BoundMetaData.StyleNamespace）
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/// </summary>
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protected StyleValue GetStyleValue(StyleMember member)
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{
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if (member == null) return null;
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string ns = BoundMetaData?.StyleNamespace ?? "default";
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return StyleManager.GetValue(ns, member.StylePath);
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}
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// ============ 通用 UI 插槽刷新 ============
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/// <summary>刷新所有通用 UI 插槽（标签、单位、只读、警告标记）</summary>
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protected void RefreshCommonNodes()
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{
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var meta = BoundMetaData;
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if (meta == null) return;
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// 1. 字段标签节点
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if (fieldLabelNode != null)
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{
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string prefix = "";
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if (CurrentAccessor?.IsReadOnly == true)
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{
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var pv = GetStyleValue(_styleReadOnlyPrefix);
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prefix = pv?.GetValueAsString() ?? "[只读] ";
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}
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SetNodeText(fieldLabelNode, prefix + (meta.LabelName ?? meta.MemberName));
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}
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// 2. 单位文本节点
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if (unitTextNode != null)
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SetNodeText(unitTextNode, meta.UnitLabelName ?? "");
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// 3. 只读标记节点
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if (readOnlyNode != null)
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readOnlyNode.SetActive(CurrentAccessor?.IsReadOnly == true);
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// 4. warningNode 由外部验证系统触发，此方法不直接控制
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}
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/// <summary>在节点及其子节点上查找 Text / TMP_Text 并设置文本</summary>
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protected static void SetNodeText(GameObject node, string text)
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{
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if (node == null) return;
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#if dUI_TextMeshPro
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var t = node.GetComponentInChildren<TMPro.TMP_Text>(true);
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if (t != null) { t.text = text; return; }
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#endif
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var ut = node.GetComponentInChildren<UnityEngine.UI.Text>(true);
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if (ut != null) ut.text = text;
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}
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}
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}
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