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381 lines
12 KiB
381 lines
12 KiB
2 years ago
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using UnityEngine;
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using UnityEngine.UI;
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using System.Collections.Generic;
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using System;
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using AX.MessageSystem;
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using UnityEngine.EventSystems;
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using System.IO;
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using System.Collections;
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/// <summary>
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/// 树形菜单元素
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/// </summary>
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public class TreeViewItem__ : MonoBehaviour, IBeginDragHandler, IEndDragHandler, IDragHandler
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{
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/// <summary>
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/// 树形菜单控制器
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/// </summary>
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public TreeViewControl__ Controler;
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/// <summary>
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/// 当前元素的子元素是否展开（展开时可见）
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/// </summary>
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public bool IsExpanding = false;
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//当前元素的ID
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public int ID;
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//当前元素的parentID
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public int parentID;
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//当前元素的名称
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public string Name;
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//当前元素在树形图中所属的层级
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private int _hierarchy = 0;
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//当前元素指向的父元素
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private TreeViewItem__ _parent;
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//当前元素的所有子元素
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private List<TreeViewItem__> _children;
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public int maxHierarchy = 5;
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private Button TreeViewButtonDelete;
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private Button TreeViewButtonAdd;
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private Button TreeViewButtonEdit;
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void Start()
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{
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Init();
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}
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private void Init()
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{
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rectViewPort = transform.parent.parent.parent.GetComponent<RectTransform>();
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canvas = GameObject.Find("Canvas").GetComponent<Canvas>();
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TreeViewButtonDelete = TransformHelper.FindChild(transform, "TreeViewButtonDelete").GetComponent<Button>();
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TreeViewButtonAdd = TransformHelper.FindChild(transform, "TreeViewButtonAdd").GetComponent<Button>();
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TreeViewButtonEdit = TransformHelper.FindChild(transform, "TreeViewButtonEdit").GetComponent<Button>();
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if (_hierarchy == 0)
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{
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TreeViewButtonDelete.gameObject.SetActive(false);
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TreeViewButtonAdd.onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().TreeViewButtonAddClick);
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if (transform.Find("TreeViewText").GetComponent<Text>().text.Contains("周边水源") ||
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transform.Find("TreeViewText").GetComponent<Text>().text.Contains("行车路线"))
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{
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TreeViewButtonAdd.gameObject.SetActive(false);
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}
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}
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else if (_hierarchy > maxHierarchy - 1)
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{
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TreeViewButtonAdd.gameObject.SetActive(false);
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TreeViewButtonDelete.gameObject.SetActive(true);
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TreeViewButtonDelete.onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().TreeViewButtonDeleteClick);
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}
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else
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{
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TreeViewButtonAdd.gameObject.SetActive(true);
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TreeViewButtonDelete.gameObject.SetActive(true);
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TreeViewButtonAdd.onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().TreeViewButtonAddClick);
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TreeViewButtonDelete.onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().TreeViewButtonDeleteClick);
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}
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//上下文按钮点击回调
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transform.Find("ContextButton").GetComponent<Button>().onClick.AddListener(ContextButtonClick);
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transform.Find("TreeViewToggle").GetComponent<Toggle>().onValueChanged.AddListener(ValueChange);
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transform.Find("ViewButton").GetComponent<Button>().onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().ChangeViewModeClick);
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TreeViewButtonEdit.onClick.AddListener(
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GetComponent<TreeViewItemButtonClick>().TreeViewButtonEditClick);
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EventTriggerListener.Get(transform.Find("ViewButton").gameObject).onEnter = (PointerEventData eventData) => { TreeViewControl__.Instance.ShowTip(true); };
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EventTriggerListener.Get(transform.Find("ViewButton").gameObject).onExit = (PointerEventData eventData) => { TreeViewControl__.Instance.ShowTip(false); };
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if (Application.platform== RuntimePlatform.Android)
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{
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Set_Android_TreeView();
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}
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if (ExamInfoHelpClass.loadSceneMode == ExamInfoHelpClass.LoadSceneMode.PrepareModeLook)
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{
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TreeViewButtonAdd.gameObject.SetActive(false);
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TreeViewButtonDelete.gameObject.SetActive(false);
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TreeViewButtonEdit.gameObject.SetActive(false);
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}
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}
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/// <summary>
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/// 在安卓端重新布局按钮
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/// </summary>
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void Set_Android_TreeView()
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{//这个脚本是为了设置二三级按钮的位置以及toggle复选框的大小，这是因为安卓端的toggle复选框太小了
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if (!transform.Find("TreeViewToggle").gameObject.activeInHierarchy)
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{//toggle按钮没激活，就不用重新布置
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return;
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}
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RectTransform mark_Trans;
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mark_Trans = transform.Find("TreeViewToggle/Background/Checkmark").GetComponent<RectTransform>();
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mark_Trans.anchorMin = new Vector2(0.5f, 0.5f);
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mark_Trans.anchorMax = new Vector2(0.5f, 0.5f);
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mark_Trans.anchoredPosition = new Vector2(-0.7f,0.7f);
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mark_Trans.sizeDelta = new Vector2(20f, 20f);
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transform.Find("TreeViewToggle").GetComponent<RectTransform>().localPosition = new Vector2(15, 0);
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transform.Find("ViewButton").GetComponent<RectTransform>().localPosition = new Vector2(34, 0);
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Text text;
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text= transform.Find("TreeViewText").GetComponent<Text>();
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text.rectTransform.localPosition = new Vector2(80, 0);
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transform.Find("TreeViewText").GetComponent<Text>().alignment = TextAnchor.MiddleLeft;
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text.transform.gameObject.AddComponent<ContentSizeFitter>();
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text.transform.GetComponent<ContentSizeFitter>().horizontalFit = ContentSizeFitter.FitMode.PreferredSize;
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}
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private void ValueChange(bool flag)
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{
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if (flag)
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{
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TempDataManager.Instance.CurNodeID = ID;
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TreeViewControl__.Instance.SetAllToggleFalse(ID);
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var filepath = ExamInfoHelpClass.savexmlWorkPath + Name + ".xml";
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if (File.Exists(filepath))
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{
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NodeSet.Instance.JiaZaiBtn.gameObject.SetActive(true);
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}
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}
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else {
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NodeSet.Instance.JiaZaiBtn.gameObject.SetActive(false);
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TempDataManager.Instance.CurNodeID = -1;
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}
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MessageDispatcher.SendMessage(flag, "ShowHideLayerObjs", (object)ID);
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}
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public void ShowChildren()
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{
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transform.Find("ContextButton").GetComponent<RectTransform>().localRotation = Quaternion.Euler(0, 0, 0.0001f);
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IsExpanding = true;
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ChangeChildren(this, true);
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Controler.RefreshTreeView();
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}
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/// <summary>
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/// 点击上下文菜单按钮，元素的子元素改变显示状态
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/// </summary>
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void ContextButtonClick()
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{
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if (IsExpanding)
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{
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transform.Find("ContextButton").GetComponent<RectTransform>().localRotation = Quaternion.Euler(0, 0, 89.99f);
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IsExpanding = false;
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ChangeChildren(this, false);
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}
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else
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{
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transform.Find("ContextButton").GetComponent<RectTransform>().localRotation = Quaternion.Euler(0, 0, 0.0001f);
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IsExpanding = true;
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ChangeChildren(this, true);
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}
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//刷新树形菜单
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Controler.RefreshTreeView();
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}
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private bool flag = true;
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private void GetParentExpanding(TreeViewItem__ tvi)
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{
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if (tvi.GetParent())
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{
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if (tvi.GetParent().IsExpanding)
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{
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GetParentExpanding(tvi.GetParent());
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}
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else
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{
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flag = false;
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return;
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}
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}
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else
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{
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flag = true;
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}
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}
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/// <summary>
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/// 改变某一元素所有子元素的显示状态
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/// </summary>
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void ChangeChildren(TreeViewItem__ tvi, bool value)
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{
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for (int i = 0; i < tvi.GetChildrenNumber(); i++)
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{
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if (value)
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{
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if (tvi.IsExpanding )
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{
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//if (tvi.GetHierarchy() > 0)
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//{
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// if (tvi.GetParent().IsExpanding)
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// {
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// tvi.GetChildrenByIndex(i).gameObject.SetActive(value);
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// }
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//}
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//else
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//{
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// tvi.GetChildrenByIndex(i).gameObject.SetActive(value);
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//}
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GetParentExpanding(tvi);
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if (flag)
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{
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tvi.GetChildrenByIndex(i).gameObject.SetActive(value);
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}
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}
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}
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else
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{
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tvi.GetChildrenByIndex(i).gameObject.SetActive(value);
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}
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ChangeChildren(tvi.GetChildrenByIndex(i), value);
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}
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}
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#region 拖拽功能
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Canvas canvas;
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GameObject objTemp;
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RectTransform rectViewPort;
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public void OnBeginDrag(PointerEventData eventData)
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{
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if (parentID == -1) return;
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//canvas = GameObject.Find("Canvas").GetComponent<Canvas>();
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//rectViewPort = transform.parent.parent.parent.GetComponent<RectTransform>();
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objTemp = Instantiate(gameObject, transform.parent);
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objTemp.GetComponent<TreeViewItem__>().SetHierarchy(_hierarchy);//初始要設置層級，否則會使刪除按鈕在Start中被隱藏掉
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}
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public void OnDrag(PointerEventData eventData)
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{
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if (parentID == -1) return;
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Vector2 pos;
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if (RectTransformUtility.ScreenPointToLocalPointInRectangle(rectViewPort,
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Input.mousePosition, canvas.worldCamera, out pos))
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{
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objTemp.transform.localPosition = pos;
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}
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}
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public void OnEndDrag(PointerEventData eventData)
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{
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if (parentID == -1) return;
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TreeViewControl__.Instance.DragTreeViewItem(objTemp.GetComponent<TreeViewItem__>(), GetComponent<TreeViewItem__>());
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}
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#endregion
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#region 属性访问
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public int GetHierarchy()
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{
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return _hierarchy;
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}
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public void SetHierarchy(int hierarchy)
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{
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_hierarchy = hierarchy;
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}
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public TreeViewItem__ GetParent()
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{
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return _parent;
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}
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public void SetID(TreeViewData data)
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{
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ID = data.ID;
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parentID = data.ParentID;
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Name = data.Name;
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}
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/// <summary>
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/// 拖拽时，为新的TreeViewItem赋值
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/// </summary>
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/// <param name="newViewItem"></param>
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public void SetID( TreeViewItem__ oldViewItem)
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{
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ID = oldViewItem.ID ;
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parentID = oldViewItem.parentID;
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Name = oldViewItem.Name ;
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}
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public void SetParent(TreeViewItem__ parent)
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{
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_parent = parent;
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}
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public void AddChildren(TreeViewItem__ children)
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{
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if (_children == null)
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{
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_children = new List<TreeViewItem__>();
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}
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_children.Add(children);
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}
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public void InsertChildren(TreeViewItem__ children, int num)
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{
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if (_children == null)
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{
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_children = new List<TreeViewItem__>();
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}
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_children.Insert(num, children);
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}
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public void RemoveChildren(TreeViewItem__ children)
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{
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if (_children == null)
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{
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return;
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}
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_children.Remove(children);
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}
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public void RemoveChildren(int index)
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{
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if (_children == null || index < 0 || index >= _children.Count)
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{
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return;
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}
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_children.RemoveAt(index);
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}
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public int GetChildrenNumber()
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{
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if (_children == null)
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{
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return 0;
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}
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return _children.Count;
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}
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public TreeViewItem__ GetChildrenByIndex(int index)
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{
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if (index >= _children.Count)
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{
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return null;
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}
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return _children[index];
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}
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public List<TreeViewItem__> GetChildrenList()
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{
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return _children;
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}
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public void SetChildrenList(List<TreeViewItem__> oldChildrenList)
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{
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_children = oldChildrenList;
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}
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#endregion
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}
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