Inventory Window UGUI

🎒 InventoryWindowUGUI Class

Namespace: Esper.Inventool.UI.UGUI Access: public Type: class Inherits: DraggableWindowUGUI

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📦 Fields

Access	Field	Type	Description
protected	itemStackElementPrefab	ItemStackElementUGUI	Item stack element prefab placed over slots.
protected	inventorySlotPrefab	InventorySlotUGUI	Empty inventory slot prefab.
protected	inventoryFilterPrefab	InventoryFilterUGUI	Inventory filter prefab.
protected	currencyElementPrefab	CurrencyElementUGUI	Currency display element prefab.
protected	closeButton	Button	Close button.
protected	pageLeftButton	Button	Inventory previous page button.
protected	pageRightButton	Button	Inventory next page button.
protected	inventoryTitleLabel	TextMeshProUGUI	Inventory title element.
protected	weightLabel	TextMeshProUGUI	Inventory weight amount label.
protected	pagesLabel	TextMeshProUGUI	Inventory pages label.
protected	filterTitleLabel	TextMeshProUGUI	Inventory filter title label.
protected	weightArea	GameObject	Inventory weight area.
protected	currenciesContainer	RectTransform	Container for currency UI elements.
protected	inventoryArea	RectTransform	Inventory area.
protected	gridLayoutGroup	GridLayoutGroup	Grid layout for inventory slots.
protected	inventoryContentFitter	ContentSizeFitter	Inventory content size fitter.
protected	filterScroll	ScrollRect	Inventory filter scroll.
protected	inventoryScroll	ScrollRect	Inventory scroll rect.
protected	inventoryCanvasGroup	CanvasGroup	Canvas group used during reload.
protected	pagesArea	RectTransform	Area for pagination text and buttons.
protected	inventoryScrollbar	Scrollbar	Inventory scrollbar.
protected	currencyElements	List<CurrencyElementUGUI>	Loaded currency elements.
protected	inventoryFilters	List<InventoryFilterUGUI>	Inventory filters.
protected	selectedInventoryFilter	InventoryFilterUGUI	Currently selected filter.
protected	loadedInventorySlots	List<InventorySlotUGUI>	All loaded inventory slot elements.
protected	loadedItemElements	Dictionary<ItemStack, ItemStackElementUGUI>	Loaded item UI elements keyed by ItemStack.
protected	inventoryRequiresReload	bool	True if inventory requires reload.
protected	originalInventoryAreaHeight	float	Original height of the inventory area.
public	Loaded	bool	True if UI elements have been loaded (!firstOpen).
public static	Instance	InventoryWindowUGUI	The active instance.

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🔍 Properties

Access	Property	Type	Description
public	Loaded	bool	True if all UI elements have been loaded.
public static	Instance	InventoryWindowUGUI	The active instance.

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🧰 Methods

Access	Method	Returns	Description
protected override	Awake()	void	Singleton initialization, register buttons and event listeners, set current page, localize UI.
protected override	Start()	void	Reload currencies, filters, weight UI, pages text; cache original area height; hide content.
protected virtual	HandleItemDismantled(ItemStack itemStack, List<ItemStack> dismantleResult)	void	Reloads current inventory page after dismantle.
protected virtual	HandleItemUsed(ItemStack itemStack)	void	Reloads current inventory page after use.
protected virtual	HandleCurrencyChanged(Currency currency)	void	Updates currency texts.
protected virtual	HandleItemsUpdated()	void	Reloads current inventory page and updates currencies.
protected virtual	HandleItemDropped(ItemStack itemStack)	void	Reloads current inventory page after drop.
protected virtual	HandleMerchantError(Merchant.MerchantError error, string message)	void	Shows localized confirm prompt for merchant errors.
public	LocalizeElements()	void	Localizes UI labels if localization enabled.
public virtual	Toggle()	void	Toggles window open/close state.
protected virtual	HandleInitialOpen()	void	Starts first-open initialization coroutine when needed.
private	LateReload()	IEnumerator	Deferred initialization: select default filter, remove filters, start reload coroutine.
private	ReloadInventoryCoroutine()	IEnumerator	Rebuilds layout (layout rebuilds, reload slots, reload page) and fades canvas group.
public override	Open()	void	Opens window, performs initial open, triggers reload if required and sets active.
public virtual	IsPointInsideInventory(Vector2 point)	bool	Returns true if a screen point is inside the inventory scroll area.
protected	ShowOrHideWeightArea()	void	Shows or hides weight area based on settings.
protected	ReloadCurrencyElements()	void	Rebuilds currency UI elements from inventory currencies.
public	UpdateCurrenciesText()	void	Updates currency amount labels.
public	UpdateWeightText()	void	Updates weight text label.
public	UpdatePagesText()	void	Updates pages label text.
public	NextPage()	void	Advances to next inventory page and reloads.
public	PreviousPage()	void	Goes to previous inventory page and reloads.
public	ReloadCurrentInventoryPage()	void	Clears existing item elements, creates UI elements for items in current page, positions and rotates as needed, updates pages and weight.
public	GetItemElement(ItemStack itemStack)	ItemStackElementUGUI	Returns ItemStackElementUGUI for given ItemStack or null.
protected	ResetLoadedSlots()	void	Marks all loaded slots available visually.
protected	SetSlotInUse(InventorySlotUGUI slot)	void	Marks a slot visually as in‑use.
protected	SetSlotAvailable(InventorySlotUGUI slot)	void	Marks a slot visually as available.
protected	CreateItemStackElement(ItemStack itemStack)	ItemStackElementUGUI	Instantiates and sizes an ItemStackElementUGUI for given ItemStack.
protected virtual	ReloadInventorySlots()	void	Rebuilds slot grid according to inventory navigation mode, calculates cell size and instantiates slots.
protected virtual	ReloadInventoryFilters()	void	Rebuilds filter list, wires buttons to set/remove filters and reload pages.
protected virtual	SelectInventoryFilter(InventoryFilterUGUI filter)	void	Selects a filter, deselects previous, updates filter title text (localized).
protected virtual	DeselectInventoryFilter()	void	Deselects current inventory filter.

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Active Instance

You can get the active InventoryWindowUGUI instance with InventoryWindowUGUI.Instance. Ensure there's an instance of it in your scene before using this field.

Opening & Closing

Open

Call the Open method when the player wants to open their inventory.

InventoryWindowUGUI.Instance.Open();

Close

Close simply closes the window.

InventoryWindowUGUI.Instance.Close();

Toggle

Optionally, you can use Toggle to open or close the window.

InventoryWindowUGUI.Instance.Toggle();