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using System;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UIElements;
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using MuHua;
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/// <summary>
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/// UI快捷菜单
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/// </summary>
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public class UIShortcutMenu : ModuleUIPanel, UIControl {
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/// <summary> 菜单模板 </summary>
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public VisualTreeAsset menuTreeAsset;
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/// <summary> 项目模板 </summary>
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public VisualTreeAsset itemTreeAsset;
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/// <summary> 数据列表 </summary>
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public List<DataMenuItem> datas = new List<DataMenuItem>();
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/// <summary> 控件列表 </summary>
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public static List<UIControl> controls = new List<UIControl>();
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public UIShortcutMenu(VisualElement element, VisualTreeAsset menuTreeAsset, VisualTreeAsset itemTreeAsset) : base(element) {
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this.menuTreeAsset = menuTreeAsset;
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this.itemTreeAsset = itemTreeAsset;
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ModuleUI.AddControl(this);
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}
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public void Update() => controls.ForEach(control => control.Update());
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public void Dispose() => controls.ForEach(control => control.Dispose());
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/// <summary> 打开菜单 </summary>
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public void Open() {
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Close();
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Vector3 position = UITool.GetMousePosition(element);
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UIMenuPanel menuPanel = Create();
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menuPanel.Settings(position, datas);
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}
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/// <summary> 关闭菜单 </summary>
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public void Close() {
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controls.ForEach(control => control.Dispose());
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controls.Clear();
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element.Clear();
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}
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/// <summary> 创建子菜单 </summary>
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public UIMenuPanel Create() {
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// 创建菜单元素
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VisualElement menu = menuTreeAsset.Instantiate();
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menu.EnableInClassList("menu", true);
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element.Add(menu);
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UIMenuPanel menuPanel = new UIMenuPanel(menu, itemTreeAsset, this);
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controls.Add(menuPanel);
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return menuPanel;
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}
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/// <summary> 添加菜单项(方法) </summary>
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public void Add(string name, Action callback) {
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string[] names = name.Split('/');
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List<DataMenuItem> datas = this.datas;
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for (int i = 0; i < names.Length; i++) {
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DataMenuItem item = Find(names[i], datas);
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datas = item.items;
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if (i == names.Length - 1) { item.callback = callback; }
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}
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}
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/// <summary> 移除菜单项 </summary>
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public void Remove(string name) {
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string[] names = name.Split('/');
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List<DataMenuItem> datas = this.datas;
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for (int i = 0; i < names.Length; i++) {
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DataMenuItem item = Find(names[i], datas, false);
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// 未找到,直接返回
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if (item == null) { return; }
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// 找到要移除的项
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if (i == names.Length - 1) { datas.Remove(item); }
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datas = item.items;
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}
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}
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/// <summary> 查询菜单项 </summary>
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public DataMenuItem Find(string name, List<DataMenuItem> datas, bool isCreate = true) {
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DataMenuItem item = datas.Find(obj => obj.name == name);
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if (item != null || !isCreate) { return item; }
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item = new DataMenuItem { name = name };
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datas.Add(item);
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return item;
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}
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}
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/// <summary>
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/// UI快捷菜单面板
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/// </summary>
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public class UIMenuPanel : ModuleUIPanel, UIControl {
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public readonly UIShortcutMenu parent;
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public UIMenuPanel menuPanel;
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public VisualElement submenu;
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public ModuleUIItems<UIItem, DataMenuItem> items;
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public VisualElement Container => Q<VisualElement>("Container");
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public UIMenuPanel(VisualElement element, VisualTreeAsset templateAsset, UIShortcutMenu parent) : base(element) {
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this.parent = parent;
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items = new ModuleUIItems<UIItem, DataMenuItem>(Container, templateAsset,
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(data, element) => new UIItem(data, element, this, parent));
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}
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public void Update() { }
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public void Dispose() => items.Release();
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public void Settings(Vector3 position, List<DataMenuItem> datas) {
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items.Create(datas);
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element.transform.position = position;
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}
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/// <summary> 打开子菜单 </summary>
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public void Open(VisualElement submenu, List<DataMenuItem> datas) {
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if (this.submenu == submenu) { return; }
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// 更新子菜单
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this.submenu = submenu;
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if (menuPanel == null) { menuPanel = parent.Create(); }
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float x = submenu.worldBound.position.x + submenu.resolvedStyle.width;
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float y = submenu.worldBound.position.y - 5;
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Vector3 position = new Vector3(x, y, 0);
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menuPanel.Settings(position, datas);
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bool isEnable = datas != null && datas.Count > 0;
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menuPanel.OpenSubmenu(isEnable);
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}
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public void OpenSubmenu(bool open) {
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element.EnableInClassList("menu-hide", !open);
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menuPanel?.OpenSubmenu(false);
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}
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/// <summary> UI项目 </summary>
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public class UIItem : ModuleUIItem<DataMenuItem> {
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public readonly UIMenuPanel parent;
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public readonly UIShortcutMenu shortcutMenu;
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public Label Name => element.Q<Label>("Name");
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public VisualElement Arrow => element.Q<VisualElement>("Arrow");
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public UIItem(DataMenuItem value, VisualElement element, UIMenuPanel parent, UIShortcutMenu shortcutMenu) : base(value, element) {
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this.parent = parent;
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this.shortcutMenu = shortcutMenu;
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Name.text = value.name;
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Arrow.EnableInClassList("menu-arrow-hide", value.items == null || value.items.Count == 0);
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element.RegisterCallback<MouseDownEvent>(MouseDownEvent);
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element.RegisterCallback<MouseMoveEvent>(MouseMoveEvent);
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}
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private void MouseDownEvent(MouseDownEvent evt) {
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value.callback?.Invoke();
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shortcutMenu.Close();
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}
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private void MouseMoveEvent(MouseMoveEvent evt) {
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parent.Open(element, value.items);
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}
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}
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}
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/// <summary>
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/// 菜单项目
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/// </summary>
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public class DataMenuItem {
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/// <summary> 名称 </summary>
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public string name;
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/// <summary> 回调 </summary>
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public Action callback;
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/// <summary> 子菜单项 </summary>
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public List<DataMenuItem> items = new List<DataMenuItem>();
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}
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@@ -1,11 +0,0 @@
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fileFormatVersion: 2
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guid: 422a458e7229d6b4a8fff66af1840238
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MonoImporter:
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externalObjects: {}
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serializedVersion: 2
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defaultReferences: []
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executionOrder: 0
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icon: {instanceID: 0}
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userData:
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assetBundleName:
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assetBundleVariant:
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