' Copyright 2010 ESRI
' 
' All rights reserved under the copyright laws of the United States
' and applicable international laws, treaties, and conventions.
' 
' You may freely redistribute and use this sample code, with or
' without modification, provided you include the original copyright
' notice and use restrictions.
' 
' See the use restrictions.
' 

Imports System.IO
Imports ESRI.ArcGIS.esriSystem
Imports ESRI.ArcGIS.Carto
Imports ESRI.ArcGIS.Controls
Imports ESRI.ArcGIS.ADF
Imports ESRI.ArcGIS.SystemUI
Imports ESRI.ArcGIS.SchematicControls
Imports ESRI.ArcGIS.Schematic


Public Class MainForm
  Private m_mapControl As IMapControl3 = Nothing
  Private m_mapDocumentName As String = String.Empty
  Private m_menuLayer As IToolbarMenu
  Private m_menuSchematicLayer As IToolbarMenu
  Private m_createMenu As IToolbarMenu = New ToolbarMenuClass
  Private m_pTocControl As ITOCControl2


  Private Sub MainForm_Load(ByVal sender As System.Object, ByVal e As EventArgs) Handles MyBase.Load
    'get the MapControl
    m_mapControl = CType(axMapControl1.Object, IMapControl3)
    m_pTocControl = CType(axTOCControl1.Object, ITOCControl2)

    'disable the Save menu (since there is no document yet)
    menuSaveDoc.Enabled = False

    Dim menuDefSchematicEditor As IMenuDef

    'Create a SchematicEditor's MenuDef object
    menuDefSchematicEditor = New CreateMenuSchematicEditor

    'Add SchematicEditor on the ToolBarMenu
    m_createMenu.AddItem(menuDefSchematicEditor, 0, -1, False, esriCommandStyles.esriCommandStyleIconAndText)
    'Set the Toolbar menu's hook
    m_createMenu.SetHook(axToolbarControl2.Object)

    'Set the ToolbarMenu's caption
    m_createMenu.Caption = "SchematicEditor"

    'Add ToolbarMenu on the ToolBarControl
    axToolbarControl2.AddItem(m_createMenu, -1, -1, False, 0, esriCommandStyles.esriCommandStyleMenuBar)

    'Create a other ToolbarMenu for layer
    m_menuSchematicLayer = New ToolbarMenuClass()
    m_menuLayer = New ToolbarMenuClass()

    'Add 2 ControlsSchematic items on the Layer properties menu 
    m_menuSchematicLayer.AddItem(New RemoveLayer, -1, 0, False, esriCommandStyles.esriCommandStyleTextOnly)
    m_menuSchematicLayer.AddItem("esriControls.ControlsSchematicSaveEditsCommand", 0, 1, True, esriCommandStyles.esriCommandStyleIconAndText)
    m_menuSchematicLayer.AddItem("esriControls.ControlsSchematicUpdateDiagramCommand", 0, 2, False, esriCommandStyles.esriCommandStyleIconAndText)

    Dim subMenuDef As IMenuDef = New CreateSubMenuSchematic()

    'Add the sub-menu as the third item on the Layer properties menu, making it start a new group
    m_menuSchematicLayer.AddSubMenu(subMenuDef, 3, True)
    m_menuSchematicLayer.AddItem(New ZoomToLayer, -1, 4, True, esriCommandStyles.esriCommandStyleTextOnly)

    m_menuLayer.AddItem(New RemoveLayer, -1, 0, False, esriCommandStyles.esriCommandStyleTextOnly)
    m_menuLayer.AddItem(New ZoomToLayer, -1, 1, True, esriCommandStyles.esriCommandStyleTextOnly)
    'Set the hook of each menu

    m_menuSchematicLayer.SetHook(m_mapControl)
    m_menuLayer.SetHook(m_mapControl)

  End Sub


#Region "Main Menu event handlers"
    Private Sub menuNewDoc_Click(ByVal sender As Object, ByVal e As EventArgs) Handles menuNewDoc.Click
        'execute New Document command
        Dim command As ICommand = New CreateNewDocument()
        command.OnCreate(m_mapControl.Object)
        command.OnClick()
    End Sub

    Private Sub menuOpenDoc_Click(ByVal sender As Object, ByVal e As EventArgs) Handles menuOpenDoc.Click
        'execute Open Document command
        Dim command As ICommand = New ControlsOpenDocCommandClass()
        command.OnCreate(m_mapControl.Object)
        command.OnClick()
    End Sub

    Private Sub menuSaveDoc_Click(ByVal sender As Object, ByVal e As EventArgs) Handles menuSaveDoc.Click
        'execute Save Document command
        If m_mapControl.CheckMxFile(m_mapDocumentName) Then
            'create a new instance of a MapDocument
            Dim mapDoc As IMapDocument = New MapDocumentClass()
            mapDoc.Open(m_mapDocumentName, String.Empty)

      'Make sure that the MapDocument is not read only
            If mapDoc.IsReadOnly(m_mapDocumentName) Then
                MsgBox("Map document is read only!")
                mapDoc.Close()
                Return
            End If

            'Replace its contents with the current map
            mapDoc.ReplaceContents(CType(m_mapControl.Map, IMxdContents))

            'save the MapDocument in order to persist it
            mapDoc.Save(mapDoc.UsesRelativePaths, False)

            'close the MapDocument
            mapDoc.Close()
        End If
    End Sub

    Private Sub menuSaveAs_Click(ByVal sender As Object, ByVal e As EventArgs) Handles menuSaveAs.Click
        'execute SaveAs Document command
        Dim command As ICommand = New ControlsSaveAsDocCommandClass()
        command.OnCreate(m_mapControl.Object)
        command.OnClick()
    End Sub

    Private Sub menuExitApp_Click(ByVal sender As Object, ByVal e As EventArgs) Handles menuExitApp.Click
        'exit the application
        Application.Exit()
    End Sub
#End Region

  'listen to MapReplaced event in order to update the status bar and the Save menu
    Private Sub axMapControl1_OnMapReplaced(ByVal sender As Object, ByVal e As IMapControlEvents2_OnMapReplacedEvent) Handles axMapControl1.OnMapReplaced
        'get the current document name from the MapControl
        m_mapDocumentName = m_mapControl.DocumentFilename

    'if there is no MapDocument, disable the Save menu and clear the status bar
        If m_mapDocumentName = String.Empty Then
            menuSaveDoc.Enabled = False
            statusBarXY.Text = String.Empty
        Else
      'enable the Save menu and write the doc name to the status bar
            menuSaveDoc.Enabled = True
            statusBarXY.Text = Path.GetFileName(m_mapDocumentName)
        End If
    End Sub

    Private Sub axMapControl1_OnMouseMove(ByVal sender As Object, ByVal e As IMapControlEvents2_OnMouseMoveEvent) Handles axMapControl1.OnMouseMove
        statusBarXY.Text = String.Format("{0}, {1}  {2}", e.mapX.ToString("#######.##"), e.mapY.ToString("#######.##"), axMapControl1.MapUnits.ToString().Substring(4))
    End Sub

  Private Sub AxTOCControl1_OnMouseDown(ByVal sender As System.Object, ByVal e As ESRI.ArcGIS.Controls.ITOCControlEvents_OnMouseDownEvent) Handles axTOCControl1.OnMouseDown
    If (e.button <> 2) Then Exit Sub

    Dim pItem As esriTOCControlItem
    Dim pMap As IMap = Nothing, pLayer As ILayer = Nothing
    Dim pOther As Object = Nothing, pIndex As Object = Nothing

    'Determine what kind of item is selected
    m_pTocControl.HitTest(e.x, e.y, pItem, CType(pMap, IBasicMap), pLayer, pOther, pIndex)

    'Ensure the item gets selected 
    If (pItem = esriTOCControlItem.esriTOCControlItemMap) Then
      m_pTocControl.SelectItem(pMap, Nothing)
    Else
      m_pTocControl.SelectItem(pLayer, Nothing)
    End If

    'Set the layer into the CustomProperty (this is used by the custom layer commands)      
    m_mapControl.CustomProperty = pLayer

    Dim schLayer As ISchematicLayer
    schLayer = TryCast(pLayer, ISchematicLayer)

    If Not schLayer Is Nothing Then
      Dim schematicTarget As ISchematicTarget
      schematicTarget = TryCast(New ESRI.ArcGIS.SchematicControls.EngineSchematicEnvironmentClass(), ISchematicTarget)
      If (Not schematicTarget Is Nothing) Then
        schematicTarget.SchematicTarget = schLayer
      End If

      'Popup the correct context menu
      If (pItem = esriTOCControlItem.esriTOCControlItemLayer) Then m_menuSchematicLayer.PopupMenu(e.x, e.y, m_pTocControl.hWnd)
    Else
      'Popup the correct context menu
      If (pItem = esriTOCControlItem.esriTOCControlItemLayer) Then m_menuLayer.PopupMenu(e.x, e.y, m_pTocControl.hWnd)
    End If
  End Sub


End Class