- correzioni creazione solidi

- migliorata dis/attivazione interfaccia durante creazione solidi

Icarus/ShellNumberPanel/ShellNumberPanelVM.vb

@@ -358,8 +358,8 @@ Public Class ShellNumberPanelVM
             NotifyPropertyChanged(NameOf(bRotate_IsChecked))
             Map.refRightPanelVM.SetSelPanel(RightPanelVM.Panels.SHELLNUMBERPARAM)
             NotifyPropertyChanged(NameOf(ShellNumberList_IsEnabled))
-            ' disattivo lista shell number
-            SetShellNumberListIsEnabled(False)
+            ' disattivo interfaccia
+            ManageInterface(False)
          Else
             NotifyPropertyChanged(NameOf(m_bMachParam_IsChecked))
          End If
@@ -369,6 +369,8 @@ Public Class ShellNumberPanelVM
       m_bMachParam_IsChecked = False
       NotifyPropertyChanged(NameOf(bMachParam_IsChecked))
       NotifyPropertyChanged(NameOf(ShellNumberList_IsEnabled))
+      ' riattivo interfaccia
+      ManageInterface(True)
    End Sub
 
    Public ReadOnly Property Compo_Visibility As Visibility
@@ -627,8 +629,13 @@ Public Class ShellNumberPanelVM
             EgtSelectObj(m_SelShellNumber.nCurveId)
          Case ShellNumberSelectionTypes.EXTRUSION
             ' creo layer per estrusione
-            Dim nNewExtrusionLayerId As Integer = EgtCreateGroup(m_nPartId)
-            EgtSetName(nNewExtrusionLayerId, LAY_NEWEXTRUSION)
+            Dim nNewExtrusionLayerId As Integer = EgtGetFirstNameInGroup(m_nPartId, LAY_NEWEXTRUSION)
+            If nNewExtrusionLayerId = GDB_ID.NULL Then
+               nNewExtrusionLayerId = EgtCreateGroup(m_nPartId)
+               EgtSetName(nNewExtrusionLayerId, LAY_NEWEXTRUSION)
+            Else
+               EgtEmptyGroup(nNewExtrusionLayerId)
+            End If
             EgtSetCurrPartLayer(m_nPartId, nNewExtrusionLayerId)
             EgtSelectObj(m_SelShellNumber.nCurveId)
          Case ShellNumberSelectionTypes.BOTH
@@ -1225,6 +1232,7 @@ Public Class ShellNumberPanelVM
    ''' </summary>
    Public Sub CPlaneElevation(ByVal param As Object)
       If Map.refSceneHostVM.MainController.GetStep <> 0 OrElse m_bCPlaneObj_IsActive Then Return
+      ManageInterface(False)
       Map.refSceneHostVM.MainController.ExecuteCommand(Controller.CMD.GRID_ELEVATION)
    End Sub
 
@@ -1249,6 +1257,7 @@ Public Class ShellNumberPanelVM
    ''' </summary>
    Public Sub CPlaneOrigin(ByVal param As Object)
       If Map.refSceneHostVM.MainController.GetStep <> 0 OrElse m_bCPlaneObj_IsActive Then Return
+      ManageInterface(False)
       Map.refSceneHostVM.MainController.ExecuteCommand(Controller.CMD.GRID_ORIGIN)
    End Sub