第七个例子:怎样用VB.NET在UG中选择一个面?
Option Strict Off
Imports System
Imports NXOpen
Imports NXOpen.UI
Imports NXOpen.Utilities
Imports NXOpen.UF
Module select_a_face_demo
Dim s As Session = Session.GetSession()
Dim ufs As UFSession = UFSession.GetUFSession()
Sub Main()
Dim face As NXOpen.Tag
While select_a_face(face) = Selection.Response.Ok
MsgBox("Face Tag:" & face.ToString())
ufs.Disp.SetHighlight(face, 0)
End While
End Sub
Function select_a_face(ByRef face As NXOpen.Tag) As Selection.Response
Dim message As String
Dim title As String = "Select a FACE"
Dim scope As Integer = UFConstants.UF_UI_SEL_SCOPE_ANY_IN_ASSEMBLY
Dim response As Integer
Dim obj As NXOpen.Tag
Dim view As NXOpen.Tag
Dim cursor(2) As Double
Dim mask_face As UFUi.SelInitFnT = AddressOf mask_for_faces
ufs.Ui.LockUgAccess(UFConstants.UF_UI_FROM_CUSTOM)
Try
ufs.Ui.SelectWithSingleDialog(message, title, scope, mask_face, _
Nothing, response, face, cursor, view)
Finally
ufs.Ui.UnlockUgAccess(UFConstants.UF_UI_FROM_CUSTOM)
End Try
If response <> UFConstants.UF_UI_OBJECT_SELECTED And _
response <> UFConstants.UF_UI_OBJECT_SELECTED_BY_NAME Then
Return Selection.Response.Cancel
Else
Return Selection.Response.Ok
End If
End Function
Function mask_for_faces(ByVal select_ As IntPtr, _
ByVal userdata As IntPtr) As Integer
Dim num_triples As Integer = 1
Dim mask_triples(0) As UFUi.Mask
mask_triples(0).object_type = UFConstants.UF_solid_type
mask_triples(0).object_subtype = UFConstants.UF_solid_face_subtype
mask_triples(0).solid_type = UFConstants.UF_UI_SEL_FEATURE_ANY_FACE
ufs.Ui.SetSelMask(select_, _
UFUi.SelMaskAction.SelMaskClearAndEnableSpecific, _
num_triples, mask_triples)
Return UFConstants.UF_UI_SEL_SUCCESS
End Function
Public Function GetUnloadOption(ByVal dummy As String) As Integer
GetUnloadOption = UFConstants.UF_UNLOAD_IMMEDIATELY
End Function
End Module |