97 lines
2.3 KiB
Java
97 lines
2.3 KiB
Java
package net.minecraft.world.inventory;
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import net.minecraft.world.Container;
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import net.minecraft.world.SimpleContainer;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.ItemStack;
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public class LecternMenu extends AbstractContainerMenu {
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private static final int DATA_COUNT = 1;
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private static final int SLOT_COUNT = 1;
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public static final int BUTTON_PREV_PAGE = 1;
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public static final int BUTTON_NEXT_PAGE = 2;
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public static final int BUTTON_TAKE_BOOK = 3;
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public static final int BUTTON_PAGE_JUMP_RANGE_START = 100;
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private final Container lectern;
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private final ContainerData lecternData;
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public LecternMenu(int containerId) {
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this(containerId, new SimpleContainer(1), new SimpleContainerData(1));
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}
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public LecternMenu(int containerId, Container lectern, ContainerData lecternData) {
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super(MenuType.LECTERN, containerId);
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checkContainerSize(lectern, 1);
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checkContainerDataCount(lecternData, 1);
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this.lectern = lectern;
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this.lecternData = lecternData;
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this.addSlot(new Slot(lectern, 0, 0, 0) {
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@Override
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public void setChanged() {
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super.setChanged();
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LecternMenu.this.slotsChanged(this.container);
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}
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});
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this.addDataSlots(lecternData);
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}
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@Override
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public boolean clickMenuButton(Player player, int id) {
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if (id >= 100) {
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int i = id - 100;
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this.setData(0, i);
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return true;
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} else {
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switch (id) {
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case 1: {
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int i = this.lecternData.get(0);
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this.setData(0, i - 1);
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return true;
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}
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case 2: {
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int i = this.lecternData.get(0);
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this.setData(0, i + 1);
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return true;
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}
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case 3:
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if (!player.mayBuild()) {
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return false;
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}
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ItemStack itemStack = this.lectern.removeItemNoUpdate(0);
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this.lectern.setChanged();
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if (!player.getInventory().add(itemStack)) {
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player.drop(itemStack, false);
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}
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return true;
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default:
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return false;
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}
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}
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}
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@Override
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public ItemStack quickMoveStack(Player player, int index) {
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return ItemStack.EMPTY;
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}
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@Override
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public void setData(int id, int data) {
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super.setData(id, data);
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this.broadcastChanges();
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}
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@Override
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public boolean stillValid(Player player) {
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return this.lectern.stillValid(player);
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}
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public ItemStack getBook() {
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return this.lectern.getItem(0);
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}
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public int getPage() {
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return this.lecternData.get(0);
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}
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}
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