UIButtonLR.cs

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using System;
using System.Collections.Generic;
 
public class UIButtonLR : UIButton
{
    [NonSerialized]
    public int index;
 
    public UIButton left;
 
    public UIButton right;
 
    public UIText textTitle;
 
    public bool loopOption;
 
    [NonSerialized]
    public List<string> options = new List<string>();
 
    public void SetOptions(int _index, List<string> langs, Action<int> onSelect, bool invoke = true, string langTopic = null)
    {
        left.onClick.RemoveAllListeners();
        right.onClick.RemoveAllListeners();
        options = langs;
        left.onClick.AddListener(delegate
        {
            SelectOption(index - 1);
            onSelect(index);
        });
        right.onClick.AddListener(delegate
        {
            SelectOption(index + 1);
            onSelect(index);
        });
        SelectOption(_index);
        if (invoke)
        {
            onSelect(index);
        }
        if (!langTopic.IsEmpty())
        {
            textTitle.SetLang(langTopic);
        }
    }
 
    public void SetOptions<T>(int _index, IList<T> list, Func<T, string> funcName, Action<T> onSelect, bool invoke = true, string langTopic = null)
    {
        options.Clear();
        foreach (T item in list)
        {
            options.Add(funcName(item));
        }
        left.onClick.RemoveAllListeners();
        right.onClick.RemoveAllListeners();
        left.onClick.AddListener(delegate
        {
            SelectOption(index - 1);
            onSelect(list[index]);
        });
        right.onClick.AddListener(delegate
        {
            SelectOption(index + 1);
            onSelect(list[index]);
        });
        SelectOption(_index);
        if (invoke)
        {
            onSelect(list[index]);
        }
        if (!langTopic.IsEmpty())
        {
            textTitle.SetLang(langTopic);
        }
    }
 
    public void SelectOption(int _index)
    {
        if (_index < 0)
        {
            _index = (loopOption ? (options.Count - 1) : 0);
        }
        if (_index >= options.Count)
        {
            _index = ((!loopOption) ? (options.Count - 1) : 0);
        }
        index = _index;
        mainText.SetLang(options[index]);
    }
}