# User Interface

The below outline the IFC Grasshopper user interface.

![IFC Toolbar in Grasshopper](/files/C5NYLQiUhUbVk1dU5qkE)

## Base Tab

* Import/Export
* Model Definition (Building/Project/Site)
* Building Definition (Grid/Level)
* Model Placement
* Documentation References

## IFC Attributes Tab

* Relationships (assign, definitions declared, nested relationships)
* UniClass conversion
* Measure data type properties
* Standard data type properties
* Unit conversion

## IFC Common Attributes Tab

* Common Element Property Sets
* Common Quantity Sets

## IFC Definitions

* Materials (& common material properties)
* Material layers (& common material layer sets)
* Common material sets (windows, doors etc.)
* Material profiles
* Common profile definitions

## IFC Element

* Generic element types and instances
* GUID tools
* Voids and opening elements
* Furniture elements
* Geographic element types

## IFC Element Building Types

* Standard building element types (& common properties)
* Building element proxy
* Building element part types

## IFC Element Building Instances

* Standard building element instances

## IFC Element Services

* Service element types and instances

## IFC Element Structure

* Structural assemblies
* Structural connection parts (fasteners and welds)
* Structural reinforcement

## IFC Entity

* File conversion tools (JSON, XML, Step)
* Decompose tools
* Extract tools
* Find tools (product, property set, property)
* Delete entity

## IFC Infrastructure

* Alignment curves

## IFC Representation

* Geometry styles
* Geometric types and operations
* Mapped items

## IFC Resources

* Scheduling and project management tools
* Time units

## IFC Structural Analysis

* Detect and extract structural analysis model
* Node boundary conditions
* Curve member definitions
* Load cases
* Load for nodes, curve and surface elements


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