Java tutorial
/* * Minecraft Forge * Copyright (c) 2016-2019. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation version 2.1 * of the License. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ package net.minecraftforge.event.entity.player; import java.util.List; import net.minecraft.client.Minecraft; import net.minecraft.client.util.ITooltipFlag; import net.minecraft.entity.player.PlayerEntity; import net.minecraft.item.ItemStack; import net.minecraft.util.text.ITextComponent; import javax.annotation.Nonnull; import javax.annotation.Nullable; public class ItemTooltipEvent extends PlayerEvent { private final ITooltipFlag flags; @Nonnull private final ItemStack itemStack; private final List<ITextComponent> toolTip; /** * This event is fired in {@link ItemStack#getTooltip(EntityPlayer, ITooltipFlag)}, which in turn is called from it's respective GUIContainer. * Tooltips are also gathered with a null entityPlayer during startup by {@link Minecraft#populateSearchTreeManager()}. */ public ItemTooltipEvent(@Nonnull ItemStack itemStack, @Nullable PlayerEntity entityPlayer, List<ITextComponent> list, ITooltipFlag flags) { super(entityPlayer); this.itemStack = itemStack; this.toolTip = list; this.flags = flags; } /** * Use to determine if the advanced information on item tooltips is being shown, toggled by F3+H. */ public ITooltipFlag getFlags() { return flags; } /** * The {@link ItemStack} with the tooltip. */ @Nonnull public ItemStack getItemStack() { return itemStack; } /** * The {@link ItemStack} tooltip. */ public List<ITextComponent> getToolTip() { return toolTip; } /** * This event is fired with a null player during startup when populating search trees for tooltips. */ @Override @Nullable public PlayerEntity getPlayer() { return super.getPlayer(); } }