[+] UI循环列表拓展Grid 用法和List一样

2025-08-14 16:51:28 +00:00 · 2023-08-18 16:32:08 +08:00
parent 0e6851e691
commit 0f2ad3c71d
26 changed files with 2868 additions and 41 deletions
--- a/Assets/GameScripts/HotFix/GameLogic/UI/Common/Widget/UILoopGridWidget.cs
+++ b/Assets/GameScripts/HotFix/GameLogic/UI/Common/Widget/UILoopGridWidget.cs
@@ -0,0 +1,171 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace GameLogic
+{
+    /// <summary>
+    /// UI列表。
+    /// </summary>
+    public class UILoopGridWidget<TItem, TData> : UIListBase<TItem, TData> where TItem : UILoopGridItemWidget, new()
+    {
+        /// <summary>
+        /// LoopRectView
+        /// </summary>
+        public LoopGridView LoopRectView { private set; get; }
+
+        /// <summary>
+        /// Item字典
+        /// </summary>
+        private Dictionary<int, TItem> m_itemCache = new Dictionary<int, TItem>();
+
+        /// <summary>
+        /// 计算偏差后的ItemList
+        /// </summary>
+        private List<TItem> m_items = new List<TItem>();
+
+        /// <summary>
+        /// 计算偏差后的ItemList
+        /// </summary>
+        public List<TItem> items => m_items;
+
+        public override void BindMemberProperty()
+        {
+            base.BindMemberProperty();
+            LoopRectView = rectTransform.GetComponent<LoopGridView>();
+        }
+
+        public override void OnCreate()
+        {
+            base.OnCreate();
+            LoopRectView.InitGridView(0, OnGetItemByIndex);
+        }
+
+        public override void OnDestroy()
+        {
+            base.OnDestroy();
+            m_itemCache.Clear();
+        }
+
+        /// <summary>
+        /// Item回调函数
+        /// </summary>
+        protected Action<TItem, int> m_tpFuncItem;
+
+        /// <summary>
+        /// 设置显示数据
+        /// </summary>
+        /// <param name="n"></param>
+        /// <param name="datas"></param>
+        /// <param name="funcItem"></param>
+        protected override void AdjustItemNum(int n, List<TData> datas = null, Action<TItem, int> funcItem = null)
+        {
+            base.AdjustItemNum(n, datas, funcItem);
+            m_tpFuncItem = funcItem;
+            LoopRectView.SetListItemCount(n);
+            LoopRectView.RefreshAllShownItem();
+            m_tpFuncItem = null;
+        }
+
+        /// <summary>
+        /// 获取Item
+        /// </summary>
+        /// <param name="listView"></param>
+        /// <param name="itemIndex"></param>
+        /// <param name="row"></param>
+        /// <param name="column"></param>
+        /// <returns></returns>
+        protected LoopGridViewItem OnGetItemByIndex(LoopGridView listView, int itemIndex,int row,int column)
+        {
+            if (itemIndex < 0 || itemIndex >= num) return null;
+            var item = itemBase == null ? CreateItem() : CreateItem(itemBase);
+            if (item == null) return null;
+            item.SetItemIndex(itemIndex);
+            UpdateListItem(item, itemIndex, m_tpFuncItem);
+            return item.LoopItem;
+        }
+
+        /// <summary>
+        /// 创建Item
+        /// </summary>
+        /// <returns></returns>
+        public TItem CreateItem()
+        {
+            return CreateItem(typeof(TItem).Name);
+        }
+
+        /// <summary>
+        /// 创建Item
+        /// </summary>
+        /// <param name="itemName"></param>
+        /// <returns></returns>
+        public TItem CreateItem(string itemName)
+        {
+            TItem widget = null;
+            LoopGridViewItem item = LoopRectView.AllocOrNewListViewItem(itemName);
+            if (item != null)
+            {
+                widget = CreateItem(item);
+            }
+            return widget;
+        }
+
+        /// <summary>
+        /// 创建Item
+        /// </summary>
+        /// <param name="prefab"></param>
+        /// <returns></returns>
+        public TItem CreateItem(GameObject prefab)
+        {
+            TItem widget = null;
+            LoopGridViewItem item = LoopRectView.AllocOrNewListViewItem(prefab);
+            if (item != null)
+            {
+                widget = CreateItem(item);
+            }
+            return widget;
+        }
+
+        /// <summary>
+        /// 创建Item
+        /// </summary>
+        /// <param name="item"></param>
+        /// <returns></returns>
+        private TItem CreateItem(LoopGridViewItem item)
+        {
+            TItem widget;
+            if (!m_itemCache.TryGetValue(item.GoId, out widget))
+            {
+                widget = CreateWidget<TItem>(item.gameObject);
+                widget.LoopItem = item;
+                m_itemCache.Add(item.GoId, widget);
+            }
+
+            return widget;
+        }
+
+       /// <summary>
+       /// 获取item
+       /// </summary>
+       /// <param name="i"></param>
+       /// <returns></returns>
+        public override TItem GetItem(int i)
+        {
+            return i >= 0 && i < m_items.Count ? m_items[i] : null;
+        }
+
+       /// <summary>
+        /// 获取itemList
+        /// </summary>
+        /// <returns></returns>
+        public List<TItem> GetItemList()
+        {
+            m_items.Clear();
+            for (int i = 0; i < m_itemCache.Count; i++)
+            {
+                m_items.Add(m_itemCache[i]);
+            }
+            return m_items;
+        }
+    }
+}