edit block

Hello All

can anyone tell me hoe to stop editing a sketch block in drawing after selection

I do not want user to edit the block after selection

Here is code

Dim instance As IPropertyManagerPage2
Dim WhichOne As Integer
Dim Enable As Boolean
Dim value As Boolean

value = instance.EnableButton(WhichOne, Enable)

There is nor edit member for propertymanager page

swPropertyManagerPageButton_Ok
swPropertyManagerPageButton_Cancel
swPropertyManagerPageButton_Help
swPropertyManagerPageButton_Next
swPropertyManagerPageButton_Back
swPropertyManagerPageButton_Undo
swPropertyManagerPageButton_Preview
swPropertyManagerPageButton_Pushpin
swPropertyManagerPageButton_Redo
swPropertyManagerPageButton_WhatsNew

please guide me

SolidworksApi macros