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Selection Class

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Selection Class

Contains the current user selection of elements within the project.

Inheritance Hierarchy

System Object
Autodesk.Revit.UI.Selection Selection

Namespace: Autodesk.Revit.UI.Selection
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.3.0.0 (25.3.0.0)

Syntax

C#

VB

C++

F#

public class Selection : IDisposable

Public Class Selection
	Implements IDisposable

public ref class Selection : IDisposable

type Selection = 
    class
        interface IDisposable
    end

The Selection type exposes the following members.

Properties

	Name	Description
	IsValidObject	Specifies whether the .NET object represents a valid Revit entity.

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Methods

	Name	Description
	Dispose	Releases all resources used by the Selection
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object )
	GetElementIds	Returns the ids of the elements that are currently selected within the project. The selection may not be complete. See GetReferences for more options.
	GetHashCode	Serves as the default hash function. (Inherited from Object )
	GetReferences	Returns the references that are currently selected.
	GetType	Gets the Type of the current instance. (Inherited from Object )
	PickBox(PickBoxStyle)	Invokes a general purpose two-click editor that lets the user to specify a rectangular area on the screen.
	PickBox(PickBoxStyle, String)	Invokes a general purpose two-click editor that lets the user to specify a rectangular area on the screen.
	PickElementsByRectangle	Prompts the user to select multiple elements by drawing a rectangle.
	PickElementsByRectangle(ISelectionFilter)	Prompts the user to select multiple elements by drawing a rectangle which pass a customer filter.
	PickElementsByRectangle(String)	Prompts the user to select multiple elements by drawing a rectangle while showing a custom status prompt string.
	PickElementsByRectangle(ISelectionFilter, String)	Prompts the user to select multiple elements by drawing a rectangle which pass a customer filter while showing a custom status prompt string.
	PickObject(ObjectType)	Prompts the user to select one object.
	PickObject(ObjectType, ISelectionFilter)	Prompts the user to select one object which passes a custom filter.
	PickObject(ObjectType, String)	Prompts the user to select one object while showing a custom status prompt string.
	PickObject(ObjectType, ISelectionFilter, String)	Prompts the user to select one object which passes a custom filter while showing a custom status prompt string.
	PickObjects(ObjectType)	Prompts the user to select multiple objects.
	PickObjects(ObjectType, ISelectionFilter)	Prompts the user to select multiple objects which pass a customer filter.
	PickObjects(ObjectType, String)	Prompts the user to select multiple objects while showing a custom status prompt string.
	PickObjects(ObjectType, ISelectionFilter, String)	Prompts the user to select multiple objects which pass a custom filter while showing a custom status prompt string.
	PickObjects(ObjectType, ISelectionFilter, String, IList Reference )
	PickPoint	Prompts the user to pick a point on the active work plane.
	PickPoint(ObjectSnapTypes)	Prompts the user to pick a point on the active work plane using specified snap settings.
	PickPoint(String)	Prompts the user to pick a point on the active work plane while showing a custom status prompt string.
	PickPoint(ObjectSnapTypes, String)	Prompts the user to pick a point on the active work plane using specified snap settings while showing a custom status prompt string.
	SetElementIds
	SetReferences
	ToString	Returns a string that represents the current object. (Inherited from Object )

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Remarks

The Selection object is used to retrieve the current user selected elements when an external API command is executed.

See Also

Reference

Autodesk.Revit.UI.Selection Namespace