PickObject Method (ObjectType, ISelectionFilter)

Prompts the user to select one object which passes a custom filter.

Namespace: Autodesk.Revit.UI.Selection
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 2015.0.0.0 (2015.0.0.0)


public Reference PickObject(
	ObjectType objectType,
	ISelectionFilter selectionFilter
Visual Basic
Public Function PickObject ( _
	objectType As ObjectType, _
	selectionFilter As ISelectionFilter _
) As Reference
Visual C++
Reference^ PickObject(
	ObjectType objectType, 
	ISelectionFilter^ selectionFilter


Type: Autodesk.Revit.UI.Selection ObjectType
Specifies the type of object to be selected.
Type: Autodesk.Revit.UI.Selection ISelectionFilter
The selection filter.

Return Value

A reference object selected by user.

Note: if the user cancels the operation (for example, through ESC), the method will throw an OperationCanceledException instance.


Revit users will be permitted to manipulate the Revit view (zooming, panning, and rotating the view), but will not be permitted to click other items in the Revit user interface. Users are not permitted to switch the active view, close the active document or Revit application in the pick session, otherwise an exception will be thrown.

The selection will not be automatically added to the active selection buffer.

Note: this method must not be called during dynamic update, otherwise ForbiddenForDynamicUpdateException will be thrown.


Exception Condition
Autodesk.Revit.Exceptions ArgumentOutOfRangeException Thrown when the objectType is not a recognized value.
Autodesk.Revit.Exceptions ArgumentNullException Thrown when the selectionFilter is a null reference ( Nothing in Visual Basic) .
Autodesk.Revit.Exceptions OperationCanceledException Thrown when the Revit user cancelled this operation. Thrown when the Revit user tried to switch the active view, close the active document or Revit application when responding to this mode.
Autodesk.Revit.Exceptions ForbiddenForDynamicUpdateException Thrown if this method is called during dynamic update.

See Also