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Hide and Show All Edges in Drawing View (VBA)

This example shows how to hide and then show all of the edges in the root component in a drawing view.

'---------------------------------------------------------------------------
' Preconditions: 
' 1. Verify that the drawing document to open exists.
' 2. Open the Immediate window.
'
' Postconditions: 
' 1. Opens the specified drawing document.
' 2. Hides and then shows all edges in the root component in 
'    Drawing View1.
' 3. Examine the drawing and Immediate window.
'----------------------------------------------------------------------------
Option Explicit
 

Dim swApp As SldWorks.SldWorks
Dim swModel As SldWorks.ModelDoc2
Dim swDraw As SldWorks.DrawingDoc
Dim swDocSpecification As SldWorks.DocumentSpecification
Dim swSheet As SldWorks.Sheet
Dim swView As SldWorks.View
Dim swDrawingComponent As SldWorks.DrawingComponent
Dim swComponent As SldWorks.Component2
Dim swEntity As SldWorks.Entity
Dim vEdges As Variant
Dim bRet As Boolean
Dim i As Long

 
Sub main()

    Set swApp = Application.SldWorks
   

    ' Specify the drawing to open
    Set swDocSpecification = swApp.GetOpenDocSpec("C:\Program Files\SOLIDWORKS Corp\SOLIDWORKS\samples\tutorial\advdrawings\foodprocessor.SLDDRW")
    Set swModel = swApp.ActiveDoc
   

    If swModel Is Nothing Then
        Set swModel = swApp.OpenDoc7(swDocSpecification)
    End If
   
    Set swModel = swApp.ActiveDoc
    Set swDraw = swModel
    

    ' Get the current sheet
    Set swSheet = swDraw.GetCurrentSheet
    Debug.Print swSheet.GetName
   

    ' Select Drawing View1
    bRet = swModel.Extension.SelectByID2("Drawing View1", "DRAWINGVIEW", 0#, 0#, 0#, True, 0, Nothing, swSelectOptionDefault): Debug.Assert bRet
    Set swView = swModel.SelectionManager.GetSelectedObject6(1, -1)
   

    ' Print the drawing view name and get the component in the drawing view
    Debug.Print swView.GetName2
    Set swDrawingComponent = swView.RootDrawingComponent
    Set swComponent = swDrawingComponent.Component
   

    ' Get the component's visible entities in the drawing view
    Dim eCount As Long
    eCount = swView.GetVisibleEntityCount2(swComponent, swViewEntityType_Edge)
    vEdges = swView.GetVisibleEntities2(swComponent, swViewEntityType_Edge)
    Debug.Print "Number of edges found: " & eCount
    

    ' Hide all of the visible edges in the drawing view
    For i = 0 To eCount - 1
        Set swEntity = vEdges(i)
        swEntity.Select4 True, Nothing
        swDraw.HideEdge
    Next i
   

    ' Clear all selections
    swModel.ClearSelection2 True
   

    ' Show all hidden edges
    swView.HiddenEdges = vEdges

End Sub



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