SpaceSuit

net/neoforged/neoforge/client/event/ClientTickEvent.java

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+/*
+ * Copyright (c) NeoForged and contributors
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+package net.neoforged.neoforge.client.event;
+
+import net.neoforged.bus.api.Event;
+
+/**
+ * Base class of the two client tick events.
+ * <p>
+ * For the event that fires once per frame (instead of per tick), see {@link RenderFrameEvent}.
+ * 
+ * @see ClientTickEvent.Pre
+ * @see ClientTickEvent.Post
+ */
+public abstract class ClientTickEvent extends Event {
+    /**
+     * {@link ClientTickEvent.Pre} is fired once per client tick, before the client performs work for the current tick.
+     * <p>
+     * This event only fires on the physical client.
+     */
+    public static class Pre extends ClientTickEvent {
+        public Pre() {}
+    }
+
+    /**
+     * {@link ClientTickEvent.Post} is fired once per client tick, after the client performs work for the current tick.
+     * <p>
+     * This event only fires on the physical client.
+     */
+    public static class Post extends ClientTickEvent {
+        public Post() {}
+    }
+}

net/neoforged/neoforge/client/event/RegisterKeyMappingsEvent.java

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+/*
+ * Copyright (c) Forge Development LLC and contributors
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+package net.neoforged.neoforge.client.event;
+
+import net.minecraft.client.KeyMapping;
+import net.minecraft.client.Options;
+import net.neoforged.bus.api.Event;
+import net.neoforged.bus.api.ICancellableEvent;
+import net.neoforged.fml.LogicalSide;
+import net.neoforged.fml.event.IModBusEvent;
+import org.apache.commons.lang3.ArrayUtils;
+import org.jetbrains.annotations.ApiStatus;
+
+/**
+ * Allows users to register custom {@link net.minecraft.client.KeyMapping key mappings}.
+ *
+ * <p>This event is not {@linkplain ICancellableEvent cancellable}, and does not {@linkplain HasResult have a result}.
+ *
+ * <p>This event is fired on the mod-specific event bus, only on the {@linkplain LogicalSide#CLIENT logical client}.</p>
+ */
+public class RegisterKeyMappingsEvent extends Event implements IModBusEvent {
+    private final Options options;
+
+    @ApiStatus.Internal
+    public RegisterKeyMappingsEvent(Options options) {
+        this.options = options;
+    }
+
+    /**
+     * Registers a new key mapping.
+     */
+    public void register(KeyMapping key) {
+        options.keyMappings = ArrayUtils.add(options.keyMappings, key);
+    }
+}