81 lines
2.2 KiB
C#
81 lines
2.2 KiB
C#
using UnityEngine;
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using System.Collections;
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using UnityEngine.UI;
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// 用于控制一组 UIToggleSwap
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public class TogglesControl : MonoBehaviour {
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private ToggleGroup toggleGroup; // 控制唯一 Toggle 被勾选
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private Toggle[] toggles; // 子物体 toggles
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private UIToggleSwap[] toggleSwaps; // toggles 显示脚本
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public delegate void VoidIntDelegate(int index);
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public event VoidIntDelegate OnTogglesSelect; // 返回当前被选中的 Toggle 索引
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private bool hasInit = false;
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private void Awake()
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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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if (!hasInit)
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{
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toggleGroup = transform.GetComponent<ToggleGroup>();
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toggles = transform.GetComponentsInChildren<Toggle>();
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toggleSwaps = transform.GetComponentsInChildren<UIToggleSwap>();
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for (int i = 0; i < toggles.Length; ++i)
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{
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toggles[i].group = toggleGroup;
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toggles[i].onValueChanged.AddListener(OnToggleChange);
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toggles[i].onValueChanged.AddListener(toggleSwaps[i].OnToggleSwap);
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}
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hasInit = true;
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}
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}
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/// <summary>
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/// 设置ToggleS组中某个Toggle成激活状态
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/// </summary>
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/// <param name="index">激活的的Toggle索引，0为第一个</param>
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public void SetToggleOn(int index = 0)
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{
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// 此处Init为解决当其他脚本在OnEnable调用时，该脚本会出现未初始化的情况。
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Init();
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if(toggles != null && index != -1)
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{
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if(index < toggles.Length)
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{
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toggles[index].isOn = true;
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}
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}
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}
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public void OnToggleChange(bool isOn)
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{
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if(isOn)
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{
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for(int i = 0; i < toggles.Length; i++)
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{
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if(toggles[i].isOn && OnTogglesSelect != null)
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{
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OnTogglesSelect(i);
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break;
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}
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}
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}
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}
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public void OnDisable()
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{
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foreach (Toggle tg in toggles)
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{
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tg.isOn = false;
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}
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}
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}
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