Added GUIInstance structure; GUIIndividual now available
This commit is contained in:
bluefireoly
@@ -2,116 +2,81 @@
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package net.axay.kspigot.gui
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import org.bukkit.entity.Player
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import org.bukkit.inventory.Inventory
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import org.bukkit.inventory.ItemStack
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import java.util.*
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import kotlin.collections.HashSet
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// TODO unregister in all layers
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private const val DEFAULT_PAGE = 1
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class GUIData<T : ForInventory>(
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val guiType: GUIType<T>,
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val title: String?,
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internal val pages: Map<Int, GUIPage<T>>,
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val transitionTo: InventoryChangeEffect?,
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val transitionFrom: InventoryChangeEffect?,
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internal val generalOnClick: ((GUIClickEvent<T>) -> Unit)?
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val guiType: GUIType<T>,
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val title: String?,
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internal val pages: Map<Int, GUIPage<T>>,
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val transitionTo: InventoryChangeEffect?,
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val transitionFrom: InventoryChangeEffect?,
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internal val generalOnClick: ((GUIClickEvent<T>) -> Unit)?
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)
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abstract class GUI<T : ForInventory>(
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val data: GUIData<T>
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) {
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abstract fun getInstance(player: Player): GUIInstance<T>
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}
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var currentPageInt: Int = DEFAULT_PAGE; protected set
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val currentPage
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get() = getPage(currentPageInt)
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?: throw IllegalStateException("The currentPageInt has no associated page!")
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class GUIShared<T : ForInventory>(
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guiData: GUIData<T>
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) : GUI<T>(guiData) {
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internal abstract val bukkitInventory: Inventory
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val singleInstance by lazy { GUIInstance(this, null).apply { register() } }
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internal var isInMove: Boolean = false
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internal val currentElements = HashSet<GUIElement<*>>()
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internal abstract fun loadPageUnsafe(
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page: Int,
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offsetHorizontally: Int = 0,
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offsetVertically: Int = 0
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)
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internal abstract fun loadPageUnsafe(
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page: GUIPage<*>,
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offsetHorizontally: Int = 0,
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offsetVertically: Int = 0
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)
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internal abstract fun loadContent(
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content: Map<Int, GUISlot<*>>,
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offsetHorizontally: Int = 0,
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offsetVertically: Int = 0
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)
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/**
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* @return True, if the [inventory] belongs to this GUI.
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*/
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abstract fun isThisInv(inventory: Inventory): Boolean
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/**
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* Registers this GUI.
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* (KSpigot will listen for actions in the inventory.)
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*/
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@Suppress("UNCHECKED_CAST")
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fun register() = GUIHolder.register(this as GUI<ForInventory>)
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/**
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* Stops KSpigot from listening to actions in this
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* GUI anymore.
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*/
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@Suppress("UNCHECKED_CAST")
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fun unregister() = GUIHolder.unregister(this as GUI<ForInventory>)
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/**
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* Loads the specified page in order to display it in the GUI.
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*/
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fun loadPage(page: GUIPage<T>) = loadPageUnsafe(page)
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/**
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* Temporarily sets the given item at the given slots.
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*/
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abstract operator fun set(slot: InventorySlotCompound<T>, value: ItemStack)
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/**
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* Searches for a page associated to the given [page] index.
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*/
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fun getPage(page: Int?) = data.pages[page]
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/**
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* Reloads the current page.
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*/
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fun reloadCurrentPage() {
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if (!isInMove)
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loadPage(currentPage)
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}
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override fun getInstance(player: Player) = singleInstance
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}
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// Inventory GUI implementations
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class GUIIndividual<T : ForInventory>(
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guiData: GUIData<T>,
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val resetOnClose: Boolean
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) : GUI<T>(guiData) {
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class GUIShared<T : ForInventory>(
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GUIData: GUIData<T>
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) : GUI<T>(GUIData) {
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private val playerInstances = HashMap<Player, GUIInstance<T>>()
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override val bukkitInventory = data.guiType.createBukkitInv(null, data.title)
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override fun getInstance(player: Player) =
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playerInstances[player] ?: createInstance(player)
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private fun createInstance(player: Player) =
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GUIInstance(this, player).apply { playerInstances[player] = this }
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}
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class GUIInstance<T : ForInventory>(
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val gui: GUI<T>,
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holder: Player?
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) {
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internal val bukkitInventory = gui.data.guiType.createBukkitInv(holder, gui.data.title)
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private val currentElements = HashSet<GUIElement<*>>()
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internal var isInMove: Boolean = false
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var currentPageInt: Int = DEFAULT_PAGE; private set
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val currentPage
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get() = getPage(currentPageInt)
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?: throw IllegalStateException("The currentPageInt has no associated page!")
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init {
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loadPageUnsafe(DEFAULT_PAGE)
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}
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override fun isThisInv(inventory: Inventory) = inventory == bukkitInventory
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override fun loadPageUnsafe(page: Int, offsetHorizontally: Int, offsetVertically: Int) {
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data.pages[page]?.let { loadPageUnsafe(it, offsetHorizontally, offsetVertically) }
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internal fun loadPageUnsafe(page: Int, offsetHorizontally: Int = 0, offsetVertically: Int = 0) {
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gui.data.pages[page]?.let { loadPageUnsafe(it, offsetHorizontally, offsetVertically) }
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}
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override fun loadPageUnsafe(page: GUIPage<*>, offsetHorizontally: Int, offsetVertically: Int) {
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internal fun loadPageUnsafe(page: GUIPage<*>, offsetHorizontally: Int = 0, offsetVertically: Int = 0) {
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val ifOffset = offsetHorizontally != 0 || offsetVertically != 0
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@@ -122,10 +87,12 @@ class GUIShared<T : ForInventory>(
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currentElements.clear()
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// register this inv for all new elements
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HashSet(page.slots.values).forEach { if (it is GUIElement) {
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currentElements += it
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it.startUsing(this)
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} }
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HashSet(page.slots.values).forEach {
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if (it is GUIElement) {
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currentElements += it
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it.startUsing(this)
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}
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}
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currentPageInt = page.number
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@@ -135,15 +102,15 @@ class GUIShared<T : ForInventory>(
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}
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override fun loadContent(
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internal fun loadContent(
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content: Map<Int, GUISlot<*>>,
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offsetHorizontally: Int,
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offsetVertically: Int
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offsetHorizontally: Int = 0,
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offsetVertically: Int = 0
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) {
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val ifOffset = offsetHorizontally != 0 || offsetVertically != 0
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val dimensions = data.guiType.dimensions
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val dimensions = gui.data.guiType.dimensions
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// clear the space which will be redefined
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if (ifOffset) {
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@@ -173,10 +140,50 @@ class GUIShared<T : ForInventory>(
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}
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override operator fun set(slot: InventorySlotCompound<T>, value: ItemStack) {
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slot.realSlotsWithInvType(data.guiType).forEach {
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/**
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* Registers this GUI.
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* (KSpigot will listen for actions in the inventory.)
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*/
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@Suppress("UNCHECKED_CAST")
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fun register() = GUIHolder.register(this as GUIInstance<ForInventory>)
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/**
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* Stops KSpigot from listening to actions in this
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* GUI anymore.
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*/
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@Suppress("UNCHECKED_CAST")
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fun unregister() = GUIHolder.unregister(this as GUIInstance<ForInventory>)
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/**
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* @return True, if the [inventory] belongs to this GUI.
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*/
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fun isThisInv(inventory: Inventory) = inventory == bukkitInventory
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/**
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* Loads the specified page in order to display it in the GUI.
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*/
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fun loadPage(page: GUIPage<T>) = loadPageUnsafe(page)
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/**
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* Temporarily sets the given item at the given slots.
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*/
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operator fun set(slot: InventorySlotCompound<T>, value: ItemStack) {
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slot.realSlotsWithInvType(gui.data.guiType).forEach {
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bukkitInventory.setItem(it, value)
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}
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}
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/**
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* Searches for a page associated to the given [page] index.
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*/
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fun getPage(page: Int?) = gui.data.pages[page]
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/**
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* Reloads the current page.
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*/
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fun reloadCurrentPage() {
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if (!isInMove)
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loadPage(currentPage)
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}
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}
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