* Parameter definition for an MCP tool */

* A parsed markdown element */

* Types of structured events from Claude stream-json NDJSON output. * Maps to the message types documented in Claude Code SDK spec. */

* Type of comparison pin for creating type-appropriate comparison nodes */

* Standardized error codes for MCP operations * * Error codes are grouped by category: * - 1xx: Parameter/Input errors * - 2xx: Validation errors

* Status of an async MCP task */

* Tool result content type — mirrors the MCP 2025-06-18 content block taxonomy. * Tools default to Text; capture-style tools opt into Image; Audio an

* Script type enumeration */

* Animation Asset Manager * * Responsibilities: * - Loading animation assets (sequences, blend spaces, montages) * - Validating animation asset co

* AnimAssetNodeFactory - Factory for creating animation asset player nodes * * Responsibilities: * - Creating SequencePlayer nodes * - Creating Bl

* Animation Graph Editor for Animation Blueprints * * Responsibilities: * - Finding animation graphs (AnimGraph, state bound graphs, transition gra

* AnimGraphFinder - Graph finding utilities for Animation Blueprints * * Responsibilities: * - Finding AnimGraph (main animation graph) * - Findin

* AnimNodePinUtils - Pin finding and connection utilities * * Responsibilities: * - Finding pins by name with fallbacks * - Managing node connecti

* State Machine Editor for Animation Blueprints * * Responsibilities: * - Creating and managing state machines * - Adding/removing states * - Cre

* AnimTransitionConditionFactory - Factory for creating transition condition nodes * * Responsibilities: * - Creating condition nodes (TimeRemainin

* Animation Blueprint Utilities - Facade * * This class provides a unified interface for Animation Blueprint manipulation, * delegating to speciali

* Individual compile message with source info */

* Detailed result of Blueprint compilation * Contains both success status and captured compiler messages */

* Blueprint variable and function management * * Responsibilities: * - Adding/removing member variables * - Adding/removing functions * - Type pa

* Blueprint graph and node manipulation * * Responsibilities: * - Finding graphs (event graphs, function graphs) * - Creating/deleting Blueprint n

* Blueprint loading and validation utilities * * Responsibilities: * - Loading Blueprints from asset paths * - Validating Blueprint paths for secu

* Facade class for backward compatibility with existing code. * * All methods forward to the appropriate split module: * - FBlueprintLoader: Loadin

* Utility class for clipboard image operations. * Reads image data from the Windows clipboard and saves as PNG. */

* Utility class for common JSON operations * Reduces code duplication across the plugin */

* Information about an actor in the current level */

* Custom output device to capture Live Coding compilation output * Monitors for error patterns in compiler output */

* Represents an async MCP task that can be submitted and polled for results */

* Context helper for Blueprint load-validate-modify operations * Eliminates ~220 lines of duplicate boilerplate across MCP tools * * Usage: * FM

* Standardized error message factory * * Provides consistent error message formatting: * - All messages start with uppercase * - No trailing perio

* Utility class for validating MCP tool parameters * Provides common validation functions to prevent injection attacks and invalid input */

* Manages async execution of MCP tools * * Allows tools to be submitted for background execution with: * - Task ID for tracking * - Status polling

* MCP Tool for executing scripts with user permission * * Supports: C++, Python, Console commands * * IMPORTANT: Scripts MUST include a header com

* Configuration for the task queue */

* Tool behavior annotations (hints for LLM clients) * These help clients understand tool behavior without being security guarantees */

* Base class for MCP tools that provides common functionality * Reduces code duplication across tool implementations */

* Information about an MCP tool */

* Registry for managing MCP tools */

* Result from executing an MCP tool. * * Defaults to Text content (Message + stringified Data). Tools that produce * non-text payloads should use t

* MCP Tool: Animation Blueprint Modification * * Provides comprehensive control over Animation Blueprints including: * - State machine management (

* MCP Tool for generic asset operations. * * Provides operations for: * - Setting properties on any loaded asset using reflection * - Saving asset

* MCP Tool: Get assets that a specific asset depends on * * Returns all dependencies (hard and soft) that would need to be loaded * when loading th

* MCP Tool: Get assets that reference a specific asset * * Returns all assets that have dependencies on the specified asset. * Useful for impact an

* MCP Tool: Search for assets in the Unreal project * * Finds assets by class type, path prefix, or name pattern. * Returns full asset paths with m

* MCP Tool: Modify Blueprints (write operations) * * Level 2 Operations (Variables/Functions): * - create: Create a new Blueprint * - add_vari

* MCP Tool: Query Blueprint information (read-only operations) * * Operations: * - list: List all Blueprints in project (with optional filters)

* MCP Tool: Capture a screenshot of the active viewport * Returns base64-encoded JPEG (1024x576, quality 70) * Captures PIE viewport if running, oth

* MCP Tool: Character Management * * Query and modify ACharacter actors in the current level. * Provides access to movement parameters, skeletal me

* MCP Tool: Character Data Assets * * Create and manage character configuration DataAssets and stats DataTables. * Supports CRUD operations for cha

* MCP Tool for cleaning up generated scripts and history * Use before pushing to production to remove all Claude-generated scripts */

* MCP Tool: Delete actors from the level */

* MCP Tool: Enhanced Input System * * Create and modify Enhanced Input assets (InputAction, InputMappingContext). * Supports triggers, modifiers, a

* MCP Tool: Get all actors in the current level */

* MCP Tool: Get the Unreal Engine output log */

* MCP Tool for getting script execution history * Returns recent script executions with descriptions (not full code) */

* MCP Tool for material operations. * * Provides operations for: * - Creating Material Instances (Constant or Dynamic) * - Setting material parame

* MCP Tool: Move/transform an actor */

* MCP Tool: Open, create, or list level maps in the editor * * Supports four actions: * - "open": Load an existing map by path * - "new": Create a

* MCP Tool: Run an Unreal console command */

* MCP Tool: Set a property on an actor */

* MCP Tool: Spawn an actor in the current level */

* MCP Tool: Cancel an async task * * Requests cancellation of a pending or running task. * Pending tasks are cancelled immediately, running tasks a

* MCP Tool: List all async tasks * * Returns a list of all tasks in the queue with their status. * Useful for debugging and monitoring. */

* MCP Tool: Get result of a completed async task * * Returns the full result data of a completed task. * For pending/running tasks, use task_status

* MCP Tool: Get status of an async task * * Returns the current status and progress of a task submitted via task_submit. */

* MCP Tool: Submit a tool for async execution * * Submits any MCP tool for background execution, returning a task ID * that can be used to poll for

* Helper class for parsing markdown text */

* Configuration for pin search with fallbacks */

* Structured project context information */

* Manager for gathering and caching project context */

* Result of script execution */

* Script history entry - stored in JSON log * Only stores description (parsed from header), not full code */

* Modal dialog for requesting user permission before script execution. * Implements the principle of least privilege for Claude-generated scripts. *

* Simple text decorator that applies a specific font style and color */

* Information about a UCLASS found in the project */

* Editor commands for the Unreal Claude plugin */

* MCP HTTP Server for editor control * Provides REST API endpoints for Claude to interact with the Unreal Editor */

* Custom output device to capture console command output * Used by MCP tools and script execution to capture command results * Note: Named different

* Base class for MCP tools */

* Interface for script executors * Each script type (Cpp, Python, Console) has its own executor */

* Chat message display widget with optional Markdown rendering */