Determines if picking a single object in a group selects the entire group.
Supported platforms: Windows only
VBA:
object.PickGroup
Type: PreferencesSelection
The object this property applies to.
Read-only: No
Type: Boolean
The initial value of this property is False.
VBA:
Sub Example_PickGroup()
    ' This example reads and modifies the preference value that
    ' determines if picking a single object in a group selects the entire group.
    ' When finished, this example resets the preference value back to
    ' its original value.
    
    Dim ACADPref As AcadPreferencesSelection
    Dim originalValue As Variant, newValue As Variant
    
    ' Get the user preferences object
    Set ACADPref = ThisDrawing.Application.Preferences.Selection
    
    ' Read and display the original value
    originalValue = ACADPref.PickGroup
    MsgBox "The PickGroup preference is set to: " & originalValue
    ' Modify the PickGroup preference by toggling the value
    ACADPref.PickGroup = Not (ACADPref.PickGroup)
    newValue = ACADPref.PickGroup
    MsgBox "The PickGroup preference has been set to: " & newValue
    ' Reset the preference back to its original value
    '
    ' * Note: Comment out this last section to leave the change to
    '         this preference in effect
    ACADPref.PickGroup = originalValue
    MsgBox "The PickGroup preference was reset back to: " & originalValue
End Sub
Visual LISP:
(vl-load-com)
(defun c:Example_PickGroup()
    ;; This example reads and modifies the preference value that
    ;; determines if picking a single object in a group selects the entire group.
    ;; When finished, this example resets the preference value back to
    ;; its original value.
    (setq acadObj (vlax-get-acad-object))
    (setq preferences (vla-get-Preferences acadObj))
    
    ;; Read and display the original value
    (setq originalValue (vla-get-PickGroup (vla-get-Selection preferences)))
    (alert (strcat "The PickGroup preference is set to: " (if (= originalValue :vlax-true) "True" "False")))
    ;; Modify the PickGroup preference by toggling the value
    (vla-put-PickGroup (vla-get-Selection preferences) (if (= originalValue :vlax-true) :vlax-false :vlax-true))
    (setq newValue (vla-get-PickGroup (vla-get-Selection preferences)))
    (alert (strcat "The PickGroup preference has been set to: " (if (= newValue :vlax-true) "True" "False")))
    ;; Reset the preference back to its original value
    ;;
    ;; * Note: Comment out this last section to leave the change to
    ;;         this preference in effect
    (vla-put-PickGroup (vla-get-Selection preferences) originalValue)
    (alert (strcat "The PickGroup preference was reset back to: " (if (= originalValue :vlax-true) "True" "False")))
)