undotinedits.cls

arcgis 编程学习事例

VERSION 1.0 CLASS
BEGIN
  MultiUse = -1  'True
  Persistable = 0  'NotPersistable
  DataBindingBehavior = 0  'vbNone
  DataSourceBehavior  = 0  'vbNone
  MTSTransactionMode  = 0  'NotAnMTSObject
END
Attribute VB_Name = "UndoTinEdits"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = True

' Copyright 1995-2004 ESRI

' All rights reserved under the copyright laws of the United States.

' You may freely redistribute and use this sample code, with or without modification.

' Disclaimer: THE SAMPLE CODE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 
' WARRANTIES, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
' FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ESRI OR 
' CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 
' OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
' SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
' INTERRUPTION) SUSTAINED BY YOU OR A THIRD PARTY, HOWEVER CAUSED AND ON ANY 
' THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ARISING IN ANY 
' WAY OUT OF THE USE OF THIS SAMPLE CODE, EVEN IF ADVISED OF THE POSSIBILITY OF 
' SUCH DAMAGE.

' For additional information contact: Environmental Systems Research Institute, Inc.

' Attn: Contracts Dept.

' 380 New York Street

' Redlands, California, U.S.A. 92373 

' Email: [e-mail]

Option Explicit

Implements ICommand

Private m_pApp As IApplication

Private Sub Class_Terminate()
  Set m_pApp = Nothing
End Sub

Private Property Get ICommand_Bitmap() As esrisystem.OLE_HANDLE

End Property

Private Property Get ICommand_Caption() As String
  ICommand_Caption = "Undo TIN Edits"
End Property

Private Property Get ICommand_Category() As String
  ICommand_Category = "3D TIN Editing Samples"
End Property

Private Property Get ICommand_Checked() As Boolean
  ICommand_Checked = False
End Property

Private Property Get ICommand_Enabled() As Boolean
  On Error GoTo EH
  
  Dim pSurf As ISurface
  Set pSurf = miscUtil.GetCurrentSurface(m_pApp)
  If (Not pSurf Is Nothing) Then
    If (TypeOf pSurf Is ITinEdit) Then
      Dim pTE As ITinEdit
      Set pTE = pSurf
      If (pTE.IsInEditMode) Then
        ICommand_Enabled = True
        Exit Property
      End If
    End If
  End If
  ICommand_Enabled = False
  Exit Property
EH:
  ICommand_Enabled = False
End Property

Private Property Get ICommand_HelpContextID() As Long

End Property

Private Property Get ICommand_HelpFile() As String

End Property

Private Property Get ICommand_Message() As String
  ICommand_Message = "Will undo all edits since last save"
End Property

Private Property Get ICommand_Name() As String
ICommand_Name = "SurfaceAnalysisUndoTinEdits"
End Property

Private Sub ICommand_OnClick()
  Dim pSurf As ISurface
  Set pSurf = miscUtil.GetCurrentSurface(m_pApp)
  Dim pTE As ITinEdit
  Set pTE = pSurf
  
  pTE.StopEditing False
  pTE.StartEditing
  
  miscUtil.RedrawLayer m_pApp, miscUtil.GetCurrentSurfaceLayer(m_pApp)
End Sub

Private Sub ICommand_OnCreate(ByVal hook As Object)
  Set m_pApp = hook
End Sub

Private Property Get ICommand_Tooltip() As String

End Property