UITabEx

using UnityEngine;
using System.Collections;
using CommonDelegate;


[RequireComponent(typeof(BoxCollider))]
[RequireComponent(typeof(UIWidget))]
public class UITabEx : MonoBehaviour
{
	[SerializeField]
	private GameObject mNormal;		// 未选中时，显示的gameobject
	[SerializeField]
	private GameObject mPressed;		//	选中时，显示的gameobject

	[SerializeField]
	private bool mDefault = false;

	public VoidDelegate OnClickHandler;

	public void SetDefult(bool visible)
	{
		mDefault = visible;
	}

	void Start()
	{
		Set(mDefault);
	}

	void OnTab()
	{
		if (mPressed != null)
		{
			mPressed.SetActive(true);
		}
		if (mNormal != null)
		{
			mNormal.SetActive(false);
		}
		if (OnClickHandler != null)
		{
			OnClickHandler();
		}
	}

	void UnTab()
	{
		if (mPressed != null)
		{
			mPressed.SetActive(false);
		}
		if (mNormal != null)
		{
			mNormal.SetActive(true);
		}
	}

	public void OnClick()
	{
		Set(true);
	}

	void Set(bool state)
	{
		if (state)
		{
			if (transform.parent != null)
			{
				UITabEx[] tabs = transform.parent.GetComponentsInChildren<UITabEx>(true);
				if (tabs == null || tabs.Length == 0)
				{
					return;
				}

				for (int i = 0; i < tabs.Length; ++i)
				{
					UITabEx tab = tabs[i];
					tab.UnTab();
				}
			}
		}

		if (state)
			OnTab();
	}

	void OnDestroy()
	{
		OnClickHandler = null;
	}
}