using System;
using UnityEngine;
using System.Collections;
using UnityEngine.EventSystems;
using System.Collections.Generic;namespace Devdog.InventorySystem
{/// <summary>/// Any window that you want to hide or show through key combination or a helper (UIShowWindow for example)/// </summary>[RequireComponent(typeof(Animator))][AddComponentMenu("InventorySystem/UI Helpers/UIWindow")]public partial class UIWindow : MonoBehaviour{public delegate void WindowShow();public delegate void WindowHide();#region Variables /// <summary>/// Should the window be hidden when the game starts?/// </summary>[Header("Behavior")]public bool hideOnStart = true;/// <summary>/// Keys to toggle this window/// </summary>public KeyCode[] keyCombination;/// <summary>/// The animation played when showing the window, if null the item will be shown without animation./// </summary>[Header("Audio & Visuals")]public AnimationClip showAnimation;/// <summary>/// The animation played when hiding the window, if null the item will be hidden without animation. /// </summary>public AnimationClip hideAnimation;public AudioClip showAudioClip;public AudioClip hideAudioClip;/// <summary>/// The animator in case the user wants to play an animation./// </summary>public Animator animator { get; set; }protected RectTransform rectTransform { get; set; }[NonSerialized]private bool _isVisible = false;/// <summary>/// Is the window visible or not? Used for toggling./// </summary>public bool isVisible{get{return _isVisible;}protected set{_isVisible = value;}}private IEnumerator showCoroutine;private IEnumerator hideCoroutine;/// <summary>/// All the pages of this window/// </summary>
        [HideInInspector]private List<UIWindowPage> pages = new List<UIWindowPage>();public UIWindowPage defaultPage{get;private set;}#endregion#region Events/// <summary>/// Event is fired when the window is hidden./// </summary>public event WindowHide OnHide;/// <summary>/// Event is fired when the window becomes visible./// </summary>public event WindowShow OnShow;#endregionpublic void AddPage(UIWindowPage page){pages.Add(page);if (page.isDefaultPage)defaultPage = page;}public void RemovePage(UIWindowPage page){pages.Remove(page);}public virtual void Awake(){animator = GetComponent<Animator>();if (animator == null)animator = gameObject.AddComponent<Animator>();rectTransform = GetComponent<RectTransform>();if (hideOnStart)HideFirst();else{isVisible = true;}}public virtual void Update(){if (keyCombination.Length == 0)return;bool allDown = true;foreach (var key in keyCombination){if (Input.GetKeyDown(key) == false){allDown = false;}}if (allDown)Toggle();}#region Usefull UI reflection functions /// <summary>/// One of our children pages has been shown/// </summary>public void NotifyPageShown(UIWindowPage page){foreach (var item in pages){if (item.isVisible && item != page)item.Hide();}}protected virtual void SetChildrenActive(bool active){foreach (Transform t in transform){t.gameObject.SetActive(active);}var img = gameObject.GetComponent<UnityEngine.UI.Image>();if(img != null)img.enabled = active;}public virtual void Toggle(){if (isVisible)Hide();elseShow();}public virtual void Show(){if (isVisible)return;isVisible = true;animator.enabled = true;SetChildrenActive(true);if (showAnimation != null){animator.Play(showAnimation.name);if (showCoroutine != null){StopCoroutine(showCoroutine);}showCoroutine = _Show(showAnimation); StartCoroutine(showCoroutine);}// Show pagesforeach (var page in pages){if (page.isDefaultPage)page.Show();else if (page.isVisible)page.Hide();}if (showAudioClip != null)InventoryUIUtility.AudioPlayOneShot(showAudioClip);if (OnShow != null)OnShow();}public virtual void HideFirst(){isVisible = false;animator.enabled = false;SetChildrenActive(false);rectTransform.anchoredPosition = Vector2.zero;}public virtual void Hide(){if (isVisible == false)return;isVisible = false;if (OnHide != null)OnHide();if (hideAudioClip != null)InventoryUIUtility.AudioPlayOneShot(hideAudioClip);if (hideAnimation != null){animator.enabled = true;animator.Play(hideAnimation.name);if (hideCoroutine != null){StopCoroutine(hideCoroutine);                    }hideCoroutine = _Hide(hideAnimation);StartCoroutine(hideCoroutine);}else{animator.enabled = false;SetChildrenActive(false);}}/// <summary>/// Hides object after animation is completed./// </summary>/// <param name="animation"></param>/// <returns></returns>protected virtual IEnumerator _Hide(AnimationClip animation){yield return new WaitForSeconds(animation.length + 0.1f);// Maybe it got visible in the time we played the animation?if (isVisible == false){SetChildrenActive(false);animator.enabled = false;}}/// <summary>/// Hides object after animation is completed./// </summary>/// <param name="animation"></param>/// <returns></returns>protected virtual IEnumerator _Show(AnimationClip animation){yield return new WaitForSeconds(animation.length + 0.1f);if (isVisible)animator.enabled = false;}#endregion}
}

using UnityEngine;
using System.Collections;
using Devdog.InventorySystem.Dialogs;
using UnityEngine.UI;namespace Devdog.InventorySystem.Dialogs
{public delegate void InventoryUIDialogCallback(InventoryUIDialogBase dialog);/// <summary>/// The abstract base class used to create all dialogs. If you want to create your own dialog, extend from this class./// </summary>[RequireComponent(typeof(Animator))][RequireComponent(typeof(UIWindow))]public abstract partial class InventoryUIDialogBase : MonoBehaviour{[Header("UI")]public Text titleText;public Text descriptionText;public UnityEngine.UI.Button yesButton;public UnityEngine.UI.Button noButton;/// <summary>/// The item that should be selected by default when the dialog opens./// </summary>[Header("Behavior")]public Selectable selectOnOpenDialog;/// <summary>/// Disables the items defined in InventorySettingsManager.disabledWhileDialogActive if set to true./// </summary>public bool disableElementsWhileActive = true;protected CanvasGroup canvasGroup { get; set; }protected Animator animator { get; set; }public UIWindow window { get; protected set; }public virtual void Awake(){canvasGroup = GetComponent<CanvasGroup>();if (canvasGroup == null)canvasGroup = gameObject.AddComponent<CanvasGroup>();animator = GetComponent<Animator>();window = GetComponent<UIWindow>();window.OnShow += () =>{SetEnabledWhileActive(false); // Disable other UI elementsif (selectOnOpenDialog != null)selectOnOpenDialog.Select();};window.OnHide += () =>{SetEnabledWhileActive(true); // Enable other UI elements
            };}public void Toggle(){window.Toggle();if(window.isVisible)SetEnabledWhileActive(false); // Disable other UI elementselseSetEnabledWhileActive(true); // Enable other UI elements
        }/// <summary>/// Disables elements of the UI when a dialog is active. Useful to block user actions while presented with a dialog./// </summary>/// <param name="enabled">Should the items be disabled?</param>protected virtual void SetEnabledWhileActive(bool enabled){if (disableElementsWhileActive == false)return;foreach (var item in InventorySettingsManager.instance.disabledWhileDialogActive){var group = item.gameObject.GetComponent<CanvasGroup>();if (group == null)group = item.gameObject.AddComponent<CanvasGroup>();group.blocksRaycasts = enabled;group.interactable = enabled;}}}
}

using UnityEngine;
using System.Collections;
using UnityEngine.UI;namespace Devdog.InventorySystem.Dialogs
{public partial class ConfirmationDialog : InventoryUIDialogBase{/// <summary>/// Show this dialog./// <b>Don't forget to call dialog.Hide(); when you want to hide it, this is not done auto. just in case you want to animate it instead of hide it.</b>/// </summary>/// <param name="title">Title of the dialog.</param>/// <param name="description">The description of the dialog.</param>/// <param name="yes">The name of the yes button.</param>/// <param name="no">The name of the no button.</param>/// <param name="yesCallback"></param>/// <param name="noCallback"></param>public virtual void ShowDialog(string title, string description, string yes, string no, InventoryUIDialogCallback yesCallback, InventoryUIDialogCallback noCallback){SetEnabledWhileActive(false);window.Show(); // Have to show it first, otherwise we can't use the elements, as they're disabled.
titleText.text = title;descriptionText.text = description;yesButton.GetComponentInChildren<Text>().text = yes;noButton.GetComponentInChildren<Text>().text = no;yesButton.onClick.RemoveAllListeners();yesButton.onClick.AddListener(() =>{if (window.isVisible == false)return;SetEnabledWhileActive(true);yesCallback(this);window.Hide();});noButton.onClick.RemoveAllListeners();noButton.onClick.AddListener(() =>{if (window.isVisible == false)return;SetEnabledWhileActive(true);noCallback(this);window.Hide();});}/// <summary>/// Show the dialog./// <b>Don't forget to call dialog.Hide(); when you want to hide it, this is not done auto. just in case you want to animate it instead of hide it.</b>/// </summary>/// <param name="title">The title of the dialog. Note that {0} is the item ID and {1} is the item name.</param>/// <param name="description">The description of the dialog. Note that {0} is the item ID and {1} is the item name.</param>/// <param name="yes">The name of the yes button.</param>/// <param name="no">The name of the no button.</param>/// <param name="item">/// You can add an item, if you're confirming something for that item. This allows you to use {0} for the title and {1} for the description inside the title and description variables of the dialog./// An example:/// /// ShowDialog("Are you sure you want to drop {0}?", "{0} sure seems valuable..", ...etc..);/// This will show the item name at location {0} and the description at location {1}./// </param>/// <param name="yesCallback"></param>/// <param name="noCallback"></param>public virtual void ShowDialog(string title, string description, string yes, string no, InventoryItemBase item, InventoryUIDialogCallback yesCallback, InventoryUIDialogCallback noCallback){ShowDialog(string.Format(string.Format(title, item.name, item.description)), string.Format(description, item.name, item.description), yes, no, yesCallback, noCallback);}}
}