Imports System.Collections.ObjectModel
Imports EgtUILib

Namespace EgtCAM5

   Public Class OperationExpanderViewModel
      Inherits ViewModelBase

      ' Variabili che indicano per ogni tipo di lavorazione quale geometria è selezionabile
      Private m_SelGeomSawing As SceneSelModeOpt
      Private m_SelGeomDrilling As SceneSelModeOpt
      Private m_SelGeomMilling As SceneSelModeOpt
      Private m_SelGeomPocketing As SceneSelModeOpt
      Private m_SelGeomMortising As SceneSelModeOpt
      Private m_SelGeomSawRoughing As SceneSelModeOpt
      Private m_SelGeomSawFinishing As SceneSelModeOpt

      ' Modalità di aggiunta attiva/disattiva
      Private m_NewMachining As Boolean = False
      Public Property NewMachining As Boolean
         Get
            Return m_NewMachining
         End Get
         Set(value As Boolean)
            If value <> m_NewMachining Then
               If value Then
                  ' Smarco la geometria eventualmente marcata
                  If Not IsNothing(m_LastMarkedOperationId) Then EgtResetMark(m_LastMarkedOperationId)
                  ' Deseleziono eventuali geometrie selezionate
                  EgtDeselectAll()
                  EgtDraw()
                  ' Blocco la lista operazioni
                  IsEnabledOperationList = False
                  ' Abilito la selezione delle lavorazioni
                  Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.MACHINING)
                  ' Abilito la selezione di curve e superfici
                  Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, SceneSelModeOpt.PARTCURVESANDSURFACES)
                  ' Abilito ed apro l'expander con l'albero delle lavorazioni
                  Application.Msn.NotifyColleagues(Application.MACHININGTREEVIEWEXPANDERISENABLED, True)
               Else
                  ' Deseleziono eventuali geometrie selezionate
                  EgtDeselectAll()
                  EgtDraw()
                  ' Sblocco la lista operazioni
                  IsEnabledOperationList = True
                  ' Disabilito e chiudo l'expander con l'albero delle lavorazioni
                  Application.Msn.NotifyColleagues(Application.MACHININGTREEVIEWEXPANDERISENABLED, False)
                  ' Disabilito la selezione
                  Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.NULL)
                  ' Disabilito la selezione di curve e superfici del pezzo
                  Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, SceneSelModeOpt.NULL)
                  ' Apro i parametri della lavorazione aggiunta
                  Dim Temp As OperationListBoxItem = SelectedOperation
                  SelectedOperation = Nothing
                  SelectedOperation = Temp
                  ParametersIsExpanded = True
               End If
               m_NewMachining = value
            End If
         End Set
      End Property
      Private m_NewPositioning As Boolean = False

      ' Ultima lavorazione evidenziata
      Private m_LastMarkedOperationId As Integer = GDB_ID.NULL

      'Expander aperto tra quelli presenti nel MachiningOptionPanel
      Private m_CurrExpandedExpander As MachiningOptionPanelExpander = MachiningOptionPanelExpander.OPERATIONLIST
      Friend Enum MachiningOptionPanelExpander
         OPERATIONLIST
         OPERATIONPARAMETERS
         SIMULATION
      End Enum

      Private m_ListIsExpanded As Boolean
      Public Property ListIsExpanded As Boolean
         Get
            Return m_ListIsExpanded
         End Get
         Set(value As Boolean)
            If value <> m_ListIsExpanded Then
               m_ListIsExpanded = value
               If value Then
                  If m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONPARAMETERS Then
                     ParametersIsExpanded = False
                  ElseIf m_CurrExpandedExpander = MachiningOptionPanelExpander.SIMULATION Then
                     Application.Msn.NotifyColleagues(Application.SIMULATIONEXPANDER_SET_ISEXPANDED, False)
                  End If
                  m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONLIST
               End If
               OnPropertyChanged("ListIsExpanded")
            End If
         End Set
      End Property

      Private m_ParametersIsExpanded As Boolean
      Public Property ParametersIsExpanded As Boolean
         Get
            Return m_ParametersIsExpanded
         End Get
         Set(value As Boolean)
            If value <> m_ParametersIsExpanded Then
               m_ParametersIsExpanded = value
               If value Then
                  If m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONLIST Then
                     ListIsExpanded = False
                  ElseIf m_CurrExpandedExpander = MachiningOptionPanelExpander.SIMULATION Then
                     m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONPARAMETERS
                     Application.Msn.NotifyColleagues(Application.SIMULATIONEXPANDER_SET_ISEXPANDED, False)
                  End If
                  ParametersExpanderName = m_SelectedOperation.Name
                  m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONPARAMETERS
                  Select Case SelectedOperation.m_Type
                     Case MCH_OY.DISP
                        ' Abilito la selezione di tutti i tipi di geometria
                        Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, SceneSelModeOpt.ALL)
                        ' Verifico se c'è un grezzo nella disposizione corrente
                        Dim bFirstRaw As Boolean = True
                        Dim nCurrPhase As Integer = EgtGetCurrPhase()
                        Dim nRawPartId As Integer = EgtGetFirstRawPart()
                        While nRawPartId <> GDB_ID.NULL
                           If EgtVerifyRawPartPhase(nRawPartId, nCurrPhase) Then
                              bFirstRaw = False
                              Exit While
                           End If
                           nRawPartId = EgtGetNextRawPart(nRawPartId)
                        End While
                        ' Lancio funzione che inizializza la disposizione
                        m_OpenDispositionFunction(bFirstRaw)
                        ' Nascondo tutte le lavorazioni
                        Dim nOpId As Integer = EgtGetFirstOperation()
                        While nOpId <> GDB_ID.NULL
                           Dim nOpType As Integer = EgtGetOperationType(nOpId)
                           If nOpType = MCH_OY.DRILLING OrElse nOpType = MCH_OY.SAWING OrElse nOpType = MCH_OY.MILLING OrElse nOpType = MCH_OY.POCKETING OrElse nOpType = MCH_OY.MORTISING _
                              OrElse nOpType = MCH_OY.SAWROUGHING OrElse nOpType = MCH_OY.SAWFINISHING Then
                              EgtSetStatus(nOpId, GDB_ST.OFF)
                           End If
                           nOpId = EgtGetNextOperation(nOpId)
                        End While
                        EgtDraw()
                     Case MCH_OY.DRILLING, MCH_OY.SAWING, MCH_OY.MILLING, MCH_OY.MORTISING, MCH_OY.POCKETING, MCH_OY.SAWROUGHING, MCH_OY.SAWFINISHING
                        ' Leggo il tipo di operazione per impostare il tipo di selezione
                        Dim OperationType As Integer = -1
                        EgtGetMachiningParam(MCH_MP.TYPE, OperationType)
                        ' Abilito la selezione delle lavorazioni
                        Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.MACHINING)
                        ' Abilito la selezione dei giusti tipi di geometria
                        Select Case OperationType
                           Case MCH_OY.SAWING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomSawing)
                           Case MCH_OY.DRILLING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomDrilling)
                           Case MCH_OY.MILLING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomMilling)
                           Case MCH_OY.POCKETING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomPocketing)
                           Case MCH_OY.MORTISING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomMortising)
                           Case MCH_OY.SAWROUGHING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomSawRoughing)
                           Case MCH_OY.SAWFINISHING
                              Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, m_SelGeomSawFinishing)
                        End Select
                  End Select
               Else
                  If m_CurrExpandedExpander = MachiningOptionPanelExpander.OPERATIONLIST Then
                     ListIsExpanded = True
                  End If
                  If SelectedOperation.m_Type = MCH_OY.DISP Then
                     ' Riattivo tutte le lavorazioni
                     Dim nOpId As Integer = EgtGetFirstOperation()
                     While nOpId <> GDB_ID.NULL
                        Dim nOpType As Integer = EgtGetOperationType(nOpId)
                        If nOpType = MCH_OY.DRILLING OrElse nOpType = MCH_OY.SAWING OrElse nOpType = MCH_OY.MILLING OrElse nOpType = MCH_OY.POCKETING OrElse nOpType = MCH_OY.MORTISING _
                           OrElse nOpType = MCH_OY.SAWROUGHING OrElse nOpType = MCH_OY.SAWFINISHING Then
                           EgtSetStatus(nOpId, GDB_ST.ON_)
                        End If
                        nOpId = EgtGetNextOperation(nOpId)
                     End While
                     EgtDraw()
                  End If
                  ParametersExpanderName = String.Empty
                  ' Disabilito la selezione delle lavorazioni
                  Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.NULL)
                  ' Resetto il tipo di selezione
                  Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, SceneSelModeOpt.NULL)
               End If
               OnPropertyChanged("ParametersIsExpanded")
            End If
         End Set
      End Property

      Private m_ParametersExpanderName As String
      Public Property ParametersExpanderName As String
         Get
            If String.IsNullOrEmpty(m_ParametersExpanderName) Then
               Return EgtMsg(MSG_OPERATION + 2)
            Else
               Return m_ParametersExpanderName
            End If
         End Get
         Set(value As String)
            If value <> m_ParametersExpanderName Then
               m_ParametersExpanderName = value
            End If
            OnPropertyChanged("ParametersExpanderName")
         End Set
      End Property

      Private m_IsEnabledOperationList As Boolean = True
      Public Property IsEnabledOperationList As Boolean
         Get
            Return m_IsEnabledOperationList
         End Get
         Set(value As Boolean)
            If value <> m_IsEnabledOperationList Then
               m_IsEnabledOperationList = value
               OnPropertyChanged("IsEnabledOperationList")
            End If
         End Set
      End Property

      Private m_OperationList As New ObservableCollection(Of OperationListBoxItem)
      Public Property OperationList As ObservableCollection(Of OperationListBoxItem)
         Get
            Return m_OperationList
         End Get
         Set(value As ObservableCollection(Of OperationListBoxItem))
            m_OperationList = value
         End Set
      End Property

      Private m_SelectedOperation As OperationListBoxItem
      Public Property SelectedOperation As OperationListBoxItem
         Get
            Return m_SelectedOperation
         End Get
         Set(value As OperationListBoxItem)
            If value IsNot m_SelectedOperation Then
               If Not IsNothing(value) Then
                  ' Verifico se c'è l'operazione precedente 
                  If m_LastMarkedOperationId <> GDB_ID.NULL Then
                     ' La deevidenzio 
                     EgtResetMark(m_LastMarkedOperationId)
                     ' Ne deseleziono la geometria
                     EgtDeselectAll()
                  End If
                  ' Imposto la fase di lavorazione corrente
                  Dim nPhase As Integer = EgtGetOperationPhase(value.Id)
                  If nPhase <> 0 Then
                     EgtSetCurrPhase(nPhase)
                  End If
                  ' Verifico se l'operazione è una disposizione
                  If EgtGetOperationType(value.Id) = MCH_OY.DISP Then
                     '' Abilito la selezione delle Fixture
                     'Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.FIXTURE)
                     '' Abilito la selezione di tutti i tipi di geometria
                     'Application.Msn.NotifyColleagues(Application.SETSCENESELMODE, SceneSelModeOpt.ALL)

                     ' L'operazione è una lavorazione
                  Else
                     '' Disabilito la selezione di qualunque cosa
                     'Application.Msn.NotifyColleagues(Application.SETSCENESELTYPE, SceneSelTypeOpt.NULL)

                     ' Imposto come corrente la lavorazione(operazione) selezionata
                     EgtSetCurrMachining(value.Id)
                     ' Evidenzio la lavorazione(operazione) selezionata
                     EgtSetMark(value.Id)
                     ' Seleziono la geometria della lavorazione
                     Dim CountIndex = 0
                     Dim EntityIndex As Integer = 0
                     Dim SubEntityIndex As Integer = 0     ' Nell'interfaccia non si usa ma devo comunque definirla perchè la funzione la restituisce obbligatoriamente
                     While EgtGetMachiningGeometry(CountIndex, EntityIndex, SubEntityIndex)
                        If SubEntityIndex = GDB_ID.NULL Then
                           EgtSelectObj(EntityIndex)
                        End If
                        CountIndex += 1
                     End While
                     ' La salvo come ultima operazione selezionata
                     m_LastMarkedOperationId = value.Id
                  End If
                  m_SelectedOperation = value
                  ' Notifico al contentcontrol OperationParameter di aggiornarsi
                  OnPropertyChanged("OperationParameters")
                  ' Notifico l'operazione selezionata all'expander con l'albero delle lavorazioni aggiungibili
                  Application.Msn.NotifyColleagues(Application.SELECTEDOPERATION, value)
                  ' Aggiorno visualizzazione
                  EgtDraw()
               End If
            End If
            'OnPropertyChanged("ToolExpanderHeader")
            OnPropertyChanged("SelectedOperation")
         End Set
      End Property

      ' Actions
      Private m_UpdateParamValues As Action
      Private m_OpenDispositionFunction As Action(Of Boolean)

      Private m_MachiningParameterExpander As MachiningParameterExpanderView
      Private m_DispositionParameterExpander As DispositionParameterExpanderView
      Public ReadOnly Property OperationParameters As ContentControl
         Get
            If m_SelectedOperation.m_Type = MCH_OY.DISP Then
               If IsNothing(m_DispositionParameterExpander) Then
                  m_DispositionParameterExpander = New DispositionParameterExpanderView
                  m_DispositionParameterExpander.DataContext = New DispositionParameterExpanderViewModel(m_OpenDispositionFunction)
               End If
               Return m_DispositionParameterExpander
            Else
               If IsNothing(m_MachiningParameterExpander) Then
                  m_MachiningParameterExpander = New MachiningParameterExpanderView
                  m_MachiningParameterExpander.DataContext = New MachiningParameterExpanderViewModel(m_UpdateParamValues)
               End If
               m_UpdateParamValues()
               Return m_MachiningParameterExpander
            End If
         End Get
      End Property

#Region "Messages"

      Public ReadOnly Property OperationListHeader As String
         Get
            Return EgtMsg(MSG_OPERATION + 1)
         End Get
      End Property

      Public ReadOnly Property NewMachiningBtnContent As String
         Get
            Return EgtMsg(MSG_OPERATION + 4)
         End Get
      End Property

      Public ReadOnly Property NewPositioningBtnContent As String
         Get
            Return EgtMsg(MSG_OPERATION + 5)
         End Get
      End Property

      Public ReadOnly Property CancelOperationBtnContent As String
         Get
            Return EgtMsg(MSG_OPERATION + 6)
         End Get
      End Property

      Public ReadOnly Property MoveUpMsg As String
         Get
            Return EgtMsg(MSG_OPERATION + 8)
         End Get
      End Property

      Public ReadOnly Property MoveDownMsg As String
         Get
            Return EgtMsg(MSG_OPERATION + 9)
         End Get
      End Property

      Public ReadOnly Property UpdateMsg As String
         Get
            Return EgtMsg(MSG_OPERATION + 10)
         End Get
      End Property

#End Region    ' Messages

      ' Definizione comandi
      Private m_cmdNewMachining As ICommand
      Private m_cmdNewPositioning As ICommand
      Private m_cmdCancelOperation As ICommand
      Private m_cmdOperationListDoubleClick As ICommand
      Private m_cmdMoveUp As ICommand
      Private m_cmdMoveDown As ICommand
      Private m_cmdUpdate As ICommand
      Private m_cmdReloadMachining As ICommand

      Sub New()
         Dim Temp As Integer = 0
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMSAWING, -1)
         m_SelGeomSawing = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMDRILLING, -1)
         m_SelGeomDrilling = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMMILLING, -1)
         m_SelGeomMilling = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMPOCKETING, -1)
         m_SelGeomPocketing = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMMORTISING, -1)
         m_SelGeomMortising = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMSAWROUGHING, -1)
         m_SelGeomSawRoughing = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Temp = GetPrivateProfileInt(S_MACH, K_SELGEOMSAWFINISHING, -1)
         m_SelGeomSawFinishing = If(Temp < 0 Or Temp > 3, SceneSelModeOpt.PARTCURVESANDSURFACES, DirectCast(Temp, SceneSelModeOpt))
         Me.ListIsExpanded = True
         Application.Msn.Register(Application.LOADOPERATIONLIST, Sub(nSelectedOperation As Integer)
                                                                    LoadOperationList()
                                                                    SelectOperation(nSelectedOperation)
                                                                    ListIsExpanded = True
                                                                 End Sub)
         Application.Msn.Register(Application.REMOVEMARKFROMLASTOPERATION, Sub()
                                                                              EgtResetMark(m_LastMarkedOperationId)
                                                                           End Sub)
         Application.Msn.Register(Application.NEWMACHININGMODEISACTIVE, Sub(bValue As Boolean)
                                                                           NewMachining = bValue
                                                                        End Sub)
         Application.Msn.Register(Application.SIMULATIONEXPANDER_GET_ISEXPANDED, Sub(bValue As Boolean)
                                                                                    If m_CurrExpandedExpander = MachiningOptionPanelExpander.SIMULATION Then
                                                                                       ListIsExpanded = True
                                                                                    End If
                                                                                    If bValue Then
                                                                                       If NewMachining Then NewMachining = False
                                                                                       ListIsExpanded = False
                                                                                       ParametersIsExpanded = False
                                                                                       m_CurrExpandedExpander = MachiningOptionPanelExpander.SIMULATION
                                                                                    Else
                                                                                       ' Deseleziono e riseleziono la lavorazione corrente per fargli riselezionare la geometria
                                                                                       ' di lavorazione che è stata deselezionata dalla simulazione
                                                                                       Dim CurrSelectedOperation As OperationListBoxItem
                                                                                       CurrSelectedOperation = SelectedOperation
                                                                                       SelectedOperation = Nothing
                                                                                       SelectedOperation = CurrSelectedOperation
                                                                                    End If
                                                                                 End Sub)
         Application.Msn.Register(Application.DRAWMODE_ISCHECKED, Sub()
                                                                     If NewMachining Then NewMachining = False
                                                                  End Sub)
         Application.Msn.Register(Application.CANCELOPERATIONCOMMAND, Sub()
                                                                         CancelOperation(String.Empty)
                                                                      End Sub)
      End Sub

#Region "COMMANDS"

#Region "NewMachiningCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property NewMachiningCommand As ICommand
         Get
            If m_cmdNewMachining Is Nothing Then
               m_cmdNewMachining = New RelayCommand(AddressOf NewMachiningCmd)
            End If
            Return m_cmdNewMachining
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub NewMachiningCmd(ByVal param As Object)
         NewMachining = True
      End Sub

#End Region ' NewMachiningCommand

#Region "NewPositioningCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property NewPositioningCommand As ICommand
         Get
            If m_cmdNewPositioning Is Nothing Then
               m_cmdNewPositioning = New RelayCommand(AddressOf NewPositioning)
            End If
            Return m_cmdNewPositioning
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub NewPositioning(ByVal param As Object)
         ' Recupero grezzi e bloccaggi dell'ultima fase
         Dim nLastPhase As Integer = EgtGetPhaseCount()
         EgtSetCurrPhase(nLastPhase)
         Dim vRawId As New List(Of Integer)
         Dim nRawId As Integer = EgtGetFirstRawPart()
         While nRawId <> GDB_ID.NULL
            If EgtVerifyRawPartPhase(nRawId, nLastPhase) Then
               vRawId.Add(nRawId)
            End If
            nRawId = EgtGetNextRawPart(nRawId)
         End While
         Dim vFxtId As New List(Of Integer)
         Dim nFxtId As Integer = EgtGetFirstFixture()
         While nFxtId <> GDB_ID.NULL
            vFxtId.Add(nFxtId)
            nFxtId = EgtGetNextFixture(nFxtId)
         End While
         ' Aggiungo la nuova fase
         Dim nPhase As Integer = EgtAddPhase()
         Dim nDispId As Integer = EgtGetPhaseDisposition(nPhase)
         ' Confermo grezzi e bloccaggi sopra salvati
         For Each nId As Integer In vRawId
            EgtKeepRawPart(nId, nLastPhase)
         Next
         For Each nId As Integer In vFxtId
            EgtKeepFixture(nId, nLastPhase)
         Next
         ' Ricarico la lista delle operazioni
         Application.Msn.NotifyColleagues(Application.LOADOPERATIONLIST, nDispId)
      End Sub

#End Region ' NewPositioningCommand

#Region "CancelOperationCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property CancelOperationCommand As ICommand
         Get
            If m_cmdCancelOperation Is Nothing Then
               m_cmdCancelOperation = New RelayCommand(AddressOf CancelOperation)
            End If
            Return m_cmdCancelOperation
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub CancelOperation(ByVal param As Object)
         ' Se viene premuto il tasto Esc
         If DirectCast(param, String) = "Escape" Then
            If m_NewMachining Then
               NewMachining = False
               ListIsExpanded = True
            End If
            Return
         End If
         ' Se sto inserendo una nuova lavorazione
         If m_NewMachining Then
            NewMachining = False
            ListIsExpanded = True
            ' altrimenti sto cancellandone una vecchia
         Else
            If Not IsNothing(SelectedOperation) Then
               ' Salvo indice operazione precedente a selezionata
               Dim nPrevOperId As Integer = EgtGetPrevOperation(SelectedOperation.Id)
               If SelectedOperation.Type = MCH_OY.DISP Then
                  ' Posso cancellare solo l'ultima disposizione
                  If EgtGetOperationPhase(SelectedOperation.Id) = EgtGetPhaseCount() Then
                     EgtRemoveLastPhase()
                  Else
                     Return
                  End If
               Else
                  ' Smarco e deseleziono la geometria selezionata
                  EgtResetMark(m_LastMarkedOperationId)
                  EgtDeselectAll()
                  EgtDraw()
                  ' Rimuovo l'operazione selezionata
                  EgtRemoveOperation(SelectedOperation.Id)
               End If
               ' Ricarico la lista delle operazioni
               Application.Msn.NotifyColleagues(Application.LOADOPERATIONLIST, nPrevOperId)
            End If
         End If
      End Sub

#End Region ' CancelOperationCommand

#Region "OperationListDoubleClickCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property OperationListDoubleClickCommand As ICommand
         Get
            If m_cmdOperationListDoubleClick Is Nothing Then
               m_cmdOperationListDoubleClick = New RelayCommand(AddressOf OperationListDoubleClick)
            End If
            Return m_cmdOperationListDoubleClick
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub OperationListDoubleClick()
         ParametersIsExpanded = True
      End Sub

#End Region ' OperationListDoubleClickCommand

#Region "MoveUpCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property MoveUpCommand As ICommand
         Get
            If m_cmdMoveUp Is Nothing Then
               m_cmdMoveUp = New RelayCommand(AddressOf MoveUp)
            End If
            Return m_cmdMoveUp
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub MoveUp()
         If Not IsNothing(SelectedOperation) Then
            ' Verifico se l'entità selezionata è una lavorazione o una disposizione,
            ' se è una disposizione esco perchè non si possono spostare
            If SelectedOperation.Type = MCH_OY.DISP Then Return
            ' Trovo indice dell'entità selezionata 
            Dim SelectedIndex As Integer = OperationList.IndexOf(SelectedOperation)
            ' Posso spostare solo se la precedente non è una disposizione (per non cambiare fase)
            If OperationList(SelectedIndex - 1).Type = MCH_OY.DISP Then Return
            ' Recupero Id entità selezionata e precedente a quella selezionata
            Dim SelectedId As Integer = OperationList(SelectedIndex).Id
            Dim PreviousId As Integer = OperationList(SelectedIndex - 1).Id
            ' Sposto l'operazione selezionata nell'ambiente Egt
            If EgtRelocate(SelectedId, PreviousId, GDB_POS.BEFORE) Then
               ' Sposto l'operazione selezionata nella grafica
               OperationList.Move(SelectedIndex, SelectedIndex - 1)
               ' Ricalcolo la lavorazione selezionata e la precedente
               EgtSetCurrMachining(PreviousId)
               EgtApplyMachining(False)
               EgtSetCurrMachining(SelectedId)
               EgtApplyMachining(False)
               EgtDraw()
            End If
         End If
      End Sub

#End Region ' MoveUpCommand

#Region "MoveDownCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property MoveDownCommand As ICommand
         Get
            If m_cmdMoveDown Is Nothing Then
               m_cmdMoveDown = New RelayCommand(AddressOf MoveDown)
            End If
            Return m_cmdMoveDown
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub MoveDown()
         If Not IsNothing(SelectedOperation) Then
            ' Verifico se l'entità selezionata è una lavorazione o una disposizione,
            ' se è una disposizione esco perchè non si possono spostare
            If SelectedOperation.Type = MCH_OY.DISP Then Return
            ' Trovo indice dell'entità selezionata 
            Dim SelectedIndex As Integer = OperationList.IndexOf(SelectedOperation)
            ' Verifico che l'indice sia < della lunghezza della lista delle operazioni,altrimenti è già ultima e quindi non la posso spostare
            If SelectedIndex > OperationList.Count - 2 Then Return
            ' Posso spostare solo se la successiva non è una disposizione (per non cambiare fase)
            If OperationList(SelectedIndex + 1).Type = MCH_OY.DISP Then Return
            ' Recupero Id entitàselezionata e successiva a quella selezionata
            Dim SelectedId As Integer = OperationList(SelectedIndex).Id
            Dim PostId As Integer = OperationList(SelectedIndex + 1).Id
            ' Sposto l'operazione selezionata nell'ambiente Egt
            If EgtRelocate(SelectedId, PostId, GDB_POS.AFTER) Then
               ' Sposto l'operazione selezionata nella grafica
               OperationList.Move(SelectedIndex, SelectedIndex + 1)
               ' Ricalcolo la lavorazione selezionata e la successiva
               EgtSetCurrMachining(SelectedId)
               EgtApplyMachining(False)
               EgtSetCurrMachining(PostId)
               EgtApplyMachining(False)
               EgtDraw()
            End If
         End If
      End Sub

#End Region ' MoveDownCommand

#Region "UpdateCommand"

      ''' <summary>
      ''' Returns a command that do Point.
      ''' </summary>
      Public ReadOnly Property UpdateCommand As ICommand
         Get
            If m_cmdUpdate Is Nothing Then
               m_cmdUpdate = New RelayCommand(AddressOf Update)
            End If
            Return m_cmdUpdate
         End Get
      End Property

      ''' <summary>
      ''' Execute the Point.  This method is invoked by the PointCommand.
      ''' </summary>
      Public Sub Update()
         ' Recupero fase corrente
         Dim nCurrPhase As Integer = EgtGetCurrPhase()
         ' Ricalcolo la lavorazione per tutte le operazioni della lista
         For Each Operation In OperationList
            If Operation.Type = MCH_OY.DISP Then
               EgtSetCurrPhase(EgtGetOperationPhase(Operation.Id))
            Else
               EgtSetCurrMachining(Operation.Id)
               EgtApplyMachining(True)
            End If
         Next
         ' Ripristino la fase inizialmente corrente
         EgtSetCurrPhase(nCurrPhase)
         EgtDraw()
      End Sub

#End Region ' UpdateCommand

#Region "ReloadMachiningCommand"

      ''' <summary>
      ''' Restituisce funzione per ricalcolo lavorazione.
      ''' </summary>
      Public ReadOnly Property ReloadMachiningCommand As ICommand
         Get
            If m_cmdReloadMachining Is Nothing Then
               m_cmdReloadMachining = New RelayCommand(AddressOf ReloadMachining, AddressOf CanReloadMachining)
            End If
            Return m_cmdReloadMachining
         End Get
      End Property

      ''' <summary>
      ''' Ricalcola una lavorazione.
      ''' </summary>
      Public Sub ReloadMachining(ByVal param As Object)
         ' Aggiorno valore depth
         SelectedOperation.NotifyPropertyChanged("Depth")
         ' Carico tutta la geometria selezionata in una lista
         Dim SelectedGeometry As New List(Of Integer)
         Dim EntityIndex As Integer = EgtGetFirstSelectedObj()
         While EntityIndex <> GDB_ID.NULL
            SelectedGeometry.Add(EntityIndex)
            EntityIndex = EgtGetNextSelectedObj()
         End While
         ' Verifico se la geometria è cambiata, confrontando selezione attuale con geometria di lavorazione
         Dim ModifiedGeometry As Boolean = False
         Dim CountIndex As Integer = 0
         EntityIndex = 0
         Dim SubEntityIndex As Integer = 0     ' Sottocomponente, per ora non usato ma necessario
         While EgtGetMachiningGeometry(CountIndex, EntityIndex, SubEntityIndex)
            If SubEntityIndex = GDB_ID.NULL And CountIndex < SelectedGeometry.Count() Then
               If SelectedGeometry(CountIndex) <> EntityIndex Then
                  ModifiedGeometry = True
                  Exit While
               End If
            Else
               ModifiedGeometry = True
               Exit While
            End If
            CountIndex += 1
         End While
         If SelectedGeometry.Count <> CountIndex Then
            ModifiedGeometry = True
         End If
         ' Imposto geometria selezionata come geometria di lavorazione
         If ModifiedGeometry Then EgtSetMachiningGeometry(SelectedGeometry.ToArray)
         ' Se necessario ricalcolo la lavorazione
         EgtApplyMachining(ModifiedGeometry)
         EgtDraw()
      End Sub

      ''' <summary>
      ''' Returns always true.
      ''' </summary>
      Private Function CanReloadMachining(ByVal param As Object) As Boolean
         Return True
      End Function

#End Region ' ReloadMachiningCommand

#End Region     ' Commands

#Region "METHODS"

      Private Sub LoadOperationList()
         OperationList.Clear()
         Dim Id As Integer
         Dim OpStatus As Boolean = True
         Dim OpName As String = String.Empty
         Dim OpType As Integer = 0
         Dim OpTool As String = String.Empty
         Dim OpMach As String = String.Empty
         Id = EgtGetFirstOperation()
         While Id <> GDB_ID.NULL
            EgtGetOperationName(Id, OpName)
            OpType = EgtGetOperationType(Id)
            Select Case OpType
               Case MCH_OY.DRILLING, MCH_OY.SAWING, MCH_OY.MILLING, MCH_OY.POCKETING, MCH_OY.MORTISING, MCH_OY.SAWROUGHING, MCH_OY.SAWFINISHING
                  EgtSetCurrMachining(Id)
                  OpStatus = EgtGetOperationMode(Id)
                  EgtGetMachiningParam(MCH_MP.TOOL, OpTool)
                  EgtGetMachiningParam(MCH_MP.NAME, OpMach)
                  OperationList.Add(New MachiningOpListBoxItem(Id, OpStatus, OpName, OpType, OpTool, OpMach))
               Case MCH_OY.DISP
                  OpStatus = True
                  OpTool = String.Empty
                  OpMach = String.Empty
                  OperationList.Add(New DispositionOpListBoxItem(Id, OpName, OpType))
            End Select
            Id = EgtGetNextOperation(Id)
         End While
      End Sub

      Private Sub SelectOperation(nSelectedOperation As Integer)
         If nSelectedOperation < 0 Then
            SelectedOperation = OperationList(0)
         Else
            Dim OperationFound = False
            For Each Operation In OperationList
               If Operation.Id = nSelectedOperation Then
                  OperationFound = True
                  SelectedOperation = Operation
                  Exit For
               End If
            Next
            If Not OperationFound Then
               SelectedOperation = OperationList(0)
            End If
         End If
      End Sub

#End Region    ' Methods

   End Class

End Namespace