413 lines
13 KiB
C#
413 lines
13 KiB
C#
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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 System.Linq;
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using TMPro;
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using UnityEngine;
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using UnityEngine.Events;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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using static Convention.ProjectContextLabelAttribute;
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namespace Convention.WindowsUI
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{
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public class ModernUIDropdown : WindowUIModule, IActionInvoke<string>, ITitle
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{
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// Resources
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[Resources, OnlyNotNullMode] public GameObject triggerObject;
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[Resources, OnlyNotNullMode] public Transform itemParent;
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[Resources, OnlyNotNullMode] public GameObject itemPrefab;
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[Resources, OnlyNotNullMode] public GameObject scrollbar;
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private VerticalLayoutGroup itemList;
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private Transform currentListParent;
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[Resources, WhenAttribute.Is(nameof(isListItem), true)] public Transform listParent;
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private Animator dropdownAnimator;
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[Resources, OnlyNotNullMode] public TextMeshProUGUI m_Title;
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private Button m_RawButton;
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// Settings
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[Setting] public bool enableTrigger = true;
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[Setting] public bool enableScrollbar = true;
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[Setting] public bool setHighPriorty = true;
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[Setting] public bool outOnPointerExit = false;
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[Setting] public bool isListItem = false;
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[Setting] public AnimationType animationType = AnimationType.FADING;
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[Setting] public UnityEvent<string> OnSelect = new();
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[Setting] public bool isMutiSelect = false;
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// Items
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[Content] public List<Item> dropdownItems = new();
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// Other variables
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bool isOn;
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[Content] public int siblingIndex = 0;
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private bool m_interactable = true;
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public bool interactable
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{
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get => m_interactable;
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set
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{
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if (m_interactable != value)
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{
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m_interactable = value;
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RefreshImmediate();
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}
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}
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}
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public string title { get => m_Title.text; set => m_Title.text = value; }
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public enum AnimationType
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{
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None,
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FADING,
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SLIDING,
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STYLISH
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}
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[System.Serializable]
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public class Item
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{
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public string itemName = "Dropdown Item";
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[HideInInspector] private Toggle m_ToggleItem;
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public Toggle ToggleItem
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{
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get => m_ToggleItem;
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set
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{
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if (m_ToggleItem != value)
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{
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m_ToggleItem = value;
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if (m_ToggleItem != null)
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m_ToggleItem.isOn = lazy_isOn;
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lazy_isOn = false;
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}
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}
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}
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public UnityEvent<bool> toggleEvents = new();
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private bool lazy_isOn = false;
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public bool isOn
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{
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get => ToggleItem == null ? lazy_isOn : ToggleItem.isOn;
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set
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{
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if (ToggleItem == null)
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lazy_isOn = value;
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else
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ToggleItem.SetIsOnWithoutNotify(value);
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}
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}
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}
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private void Reset()
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{
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triggerObject = transform.Find("Trigger").gameObject;
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}
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[Resources] public RectTransform ResizeBroadcastRect;
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public IEnumerator ResizeBroadcast()
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{
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if (ResizeBroadcastRect == null)
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yield break;
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for (int i = 0; i < 60; i++)
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{
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RectTransformExtension.AdjustSizeToContainsChilds(ResizeBroadcastRect);
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yield return null;
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}
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}
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private void Start()
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{
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m_RawButton = GetComponent<Button>();
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try
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{
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dropdownAnimator = this.GetComponent<Animator>();
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itemList = itemParent.GetComponent<VerticalLayoutGroup>();
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RefreshImmediate();
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currentListParent = transform.parent;
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}
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catch
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{
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DebugError("Dropdown", "Cannot initalize the object", ContextLabelType.Resources, this);
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}
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if (enableScrollbar == true)
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{
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itemList.padding.right = 25;
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scrollbar.SetActive(true);
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}
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else
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{
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itemList.padding.right = 8;
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Destroy(scrollbar);
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}
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if (setHighPriorty == true)
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transform.SetAsLastSibling();
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}
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[Content, OnlyPlayMode]
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public void RefreshImmediate()
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{
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foreach (Transform child in itemParent)
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if (child.gameObject != itemPrefab)
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GameObject.Destroy(child.gameObject);
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for (int i = 0; i < dropdownItems.Count; ++i)
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{
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Item current = dropdownItems[i];
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GameObject go = Instantiate(itemPrefab, itemParent);
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go.SetActive(true);
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go.GetComponentInChildren<TMP_Text>().text = current.itemName;
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Toggle itemToggle = go.GetComponent<Toggle>();
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current.ToggleItem = itemToggle;
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itemToggle.isOn = false;
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itemToggle.interactable = interactable;
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}
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foreach (var current in dropdownItems)
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{
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var itemToggle = current.ToggleItem;
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itemToggle.onValueChanged.AddListener(GenerateCallback(current));
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}
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currentListParent = transform.parent;
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UnityAction<bool> GenerateCallback(Item current)
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{
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void Callback(bool T)
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{
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if (isMutiSelect)
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{
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int selectCount = 0;
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Item selectedLast = null;
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foreach (var item in dropdownItems)
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{
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if (item.isOn)
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{
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selectCount++;
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selectedLast = item;
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}
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}
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if (selectCount == 0)
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this.title = "Empty";
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else if (selectCount == 1)
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this.title = selectedLast.itemName;
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else if (selectCount == dropdownItems.Count)
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this.title = "Every";
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else
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this.title = "Muti";
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}
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else
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{
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if (T)
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{
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foreach (var item in dropdownItems)
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{
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if (current != item)
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item.isOn = false;
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}
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this.title = current.itemName;
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}
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else
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{
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dropdownItems[0].isOn = true;
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this.title = dropdownItems[0].itemName;
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}
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}
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current.toggleEvents.Invoke(T);
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OnSelect.Invoke(current.itemName);
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}
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return Callback;
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}
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}
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public void Animate()
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{
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if (isOn == false && animationType == AnimationType.FADING)
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{
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dropdownAnimator.Play("Fading In");
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isOn = true;
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if (isListItem == true)
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{
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siblingIndex = transform.GetSiblingIndex();
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gameObject.transform.SetParent(listParent, true);
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}
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}
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else if (isOn == true && animationType == AnimationType.FADING)
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{
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dropdownAnimator.Play("Fading Out");
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isOn = false;
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if (isListItem == true)
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{
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gameObject.transform.SetParent(currentListParent, true);
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gameObject.transform.SetSiblingIndex(siblingIndex);
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}
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}
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else if (isOn == false && animationType == AnimationType.SLIDING)
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{
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dropdownAnimator.Play("Sliding In");
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isOn = true;
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if (isListItem == true)
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{
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siblingIndex = transform.GetSiblingIndex();
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gameObject.transform.SetParent(listParent, true);
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}
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}
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else if (isOn == true && animationType == AnimationType.SLIDING)
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{
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dropdownAnimator.Play("Sliding Out");
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isOn = false;
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if (isListItem == true)
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{
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gameObject.transform.SetParent(currentListParent, true);
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gameObject.transform.SetSiblingIndex(siblingIndex);
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}
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}
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else if (isOn == false && animationType == AnimationType.STYLISH)
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{
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dropdownAnimator.Play("Stylish In");
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isOn = true;
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if (isListItem == true)
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{
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siblingIndex = transform.GetSiblingIndex();
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gameObject.transform.SetParent(listParent, true);
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}
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}
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else if (isOn == true && animationType == AnimationType.STYLISH)
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{
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dropdownAnimator.Play("Stylish Out");
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isOn = false;
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if (isListItem == true)
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{
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gameObject.transform.SetParent(currentListParent, true);
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gameObject.transform.SetSiblingIndex(siblingIndex);
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}
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}
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StopCoroutine(nameof(ResizeBroadcast));
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StartCoroutine(nameof(ResizeBroadcast));
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if (enableTrigger == true && isOn == false)
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triggerObject.SetActive(false);
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else if (enableTrigger == true && isOn == true)
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triggerObject.SetActive(true);
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if (outOnPointerExit == true)
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triggerObject.SetActive(false);
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if (setHighPriorty == true)
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transform.SetAsLastSibling();
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}
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public void OnPointerExit(PointerEventData eventData)
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{
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if (outOnPointerExit == true)
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{
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if (isOn == true)
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{
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Animate();
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isOn = false;
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}
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if (isListItem == true)
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gameObject.transform.SetParent(currentListParent, true);
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}
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}
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public void UpdateValues()
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{
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if (enableScrollbar == true)
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{
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itemList.padding.right = 25;
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scrollbar.SetActive(true);
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}
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else
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{
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itemList.padding.right = 8;
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scrollbar.SetActive(false);
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}
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}
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public Item CreateOption(string name, params UnityAction<bool>[] actions)
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{
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Item item = new()
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{
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itemName = name,
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toggleEvents = ConventionUtility.WrapperAction2Event(actions)
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};
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dropdownItems.Add(item);
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return item;
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}
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public void RemoveOption(params Item[] items)
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{
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foreach (var item in items)
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{
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dropdownItems.RemoveAll(T => T == item);
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}
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RefreshImmediate();
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}
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[Content, OnlyPlayMode]
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public void ClearOptions()
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{
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dropdownItems.Clear();
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RefreshImmediate();
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}
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public void Select(string option)
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{
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var target = dropdownItems.FirstOrDefault(T => T.itemName == option);
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if (target != default)
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{
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target.ToggleItem.isOn = true;
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title = option;
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}
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}
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public IActionInvoke<string> AddListener(params UnityAction<string>[] action)
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{
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foreach (var item in action)
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{
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OnSelect.AddListener(item);
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}
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return this;
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}
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public IActionInvoke<string> RemoveListener(params UnityAction<string>[] action)
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{
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foreach (var item in action)
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{
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OnSelect.RemoveListener(item);
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}
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return this;
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}
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public IActionInvoke<string> RemoveAllListeners()
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{
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OnSelect.RemoveAllListeners();
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return this;
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}
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}
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}
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