///Credit perchik
///Sourced from - http://forum.unity3d.com/threads/receive-onclick-event-and-pass-it-on-to-lower-ui-elements.293642/

using System;
using UnityEngine;
using UnityEngine.UI;

public class ComboBoxItem
{

    [SerializeField]
    private string _caption;
    /// <summary>
    /// Caption of the Item
    /// </summary>
    public string Caption
    {
        get
        {
            return _caption;
        }
        set
        {
            _caption = value;
            if (OnUpdate != null)
                OnUpdate();
        }
    }

    [SerializeField]
    private Sprite _image;
    /// <summary>
    /// Image component of the Item
    /// </summary>
    public Sprite Image
    {
        get
        {
            return _image;
        }
        set
        {
            _image = value;
            if (OnUpdate != null)
                OnUpdate();
        }
    }

    [SerializeField]
    private bool _isDisabled;
    /// <summary>
    /// Is the Item currently enabled?
    /// </summary>
    public bool IsDisabled 
    {
        get
        {
            return _isDisabled;
        }
        set
        {
            _isDisabled = value;
            if (OnUpdate != null)
                OnUpdate();
        }
    }



    public Action OnSelect; //action to be called when this item is selected
    
    internal Action OnUpdate; //action to be called when something changes.  

    ///<remarks> Value exists so that an item can have a caption and a value, like in traditional windows forms. Ie. an item may be a student's name, and the value could be the student's ID number</remarks>
    private string _value;
    

    /// <summary>
    /// Constructor for ComboBoxOptions
    /// </summary>
    /// <param name="caption">Caption for the item </param>
    /// <param name="val">Value of the item </param>
    /// <param name="image"></param>
    /// <param name="disabled">Should the item start disabled</param>
    /// <param name="onSelect">Action to be called when this item is selected</param>
    public ComboBoxItem(string caption="",string val="", Sprite image=null, bool disabled=false, Action onSelect=null)
    {
        _caption = caption;
        _image = image;
        _value = val;
        _isDisabled = disabled;
        OnSelect = onSelect;
    }


}