Outlook add-ins webcasts讲座代码之二（设定学员信息）

Partial Public Class ThisApplicationClass ThisApplication
    'outlook的菜单栏
    Dim _menuBar As Office.CommandBar = Nothing

    '创建菜单按钮
    Dim _topMenu As Office.CommandBarPopup = Nothing

    '创建生成日程的菜单按钮
    Dim _menuAppointment As Office.CommandBarButton

    '日程表中的菜单栏
    Dim _menuBarApponment As Office.CommandBar
    '日程表中的顶层菜单
    Dim _topMenuAppoinment As Office.CommandBarPopup = Nothing
    Dim _menuContactSelect As Office.CommandBarButton = Nothing

    Dim _appItem As Outlook.AppointmentItem = Nothing

    Private Sub _menuContactSelect_Click()Sub _menuContactSelect_Click(ByVal Ctrl As Microsoft.Office.Core.CommandBarButton, ByRef CancelDefault As Boolean)
        SelectStudents(_appItem)
    End Sub

    '选择参与课程的学生
    Private Sub SelectStudents()Sub SelectStudents(ByVal appitem As Outlook.AppointmentItem)
        Dim frmStudents As New StudentsList

        '遍历所有的学员信息
        Dim inbox As Outlook.MAPIFolder = Me.ActiveExplorer().Session. _
            GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox)

        ' 获得收件箱下面所有的子文件夹
        Dim inboxFolders As Outlook.Folders = inbox.Folders

        Dim studentFolder As Outlook.MAPIFolder = Nothing

        Dim folder As Outlook.MAPIFolder = Nothing

        '获得学员联系人信息所在文件夹
        For Each folder In inbox.Folders
            If (folder.Name.Equals("Student")) Then
                studentFolder = folder
                Exit For
            End If
        Next

        Dim item As Object = Nothing
        Dim contact As Outlook.ContactItem = Nothing
        If (Not (studentFolder Is Nothing)) Then
            '遍历所有的联系人
            For Each item In folder.Items
                contact = TryCast(item, Outlook.ContactItem)

                Try
                    '将联系人添加到窗体的ListView中
                    Dim itemStudent As ListViewItem
                    itemStudent = frmStudents.lvStudents.Items.Add(contact.UserProperties("StudentsCode").Value)

                    itemStudent.SubItems(0).Text = contact.UserProperties("StudentsCode").Value
                    itemStudent.SubItems.Add(contact.LastName)
                    itemStudent.SubItems.Add(contact.Email1Address)
                Catch ex As Exception

                End Try
            Next

            frmStudents._appointment = appitem
            frmStudents.ShowDialog()
        End If
    End Sub
    Private Sub ShowItem()Sub ShowItem()
        '定义一个弹出窗口
        Dim _appInspector As Outlook.Inspector = Nothing

        '创建日程
        _appItem = Me.CreateItem(Outlook.OlItemType.olAppointmentItem)
        _appItem.Display()

        '设定课程的类型
        _appItem.Categories = "课程"
        '设定地点
        _appItem.Location = "三教室"
        '通过自定义属性设置讲课的老师
        _appItem.UserProperties.Add("Teacher", Outlook.OlUserPropertyType.olText)
        _appItem.UserProperties("Teacher").Value = "王老师"

        _appInspector = _appItem.GetInspector

        '为会议窗口设定菜单
        If (Not (_appInspector Is Nothing)) Then
            '获得菜单栏
            _menuBarApponment = _appInspector.CommandBars.ActiveMenuBar

            '在菜单栏中添加顶级菜单
            _topMenuAppoinment = _menuBarApponment.Controls.Add(Office.MsoControlType.msoControlPopup, _
                                                    Type.Missing, _
                                                    Type.Missing, _
                                                    _menuBarApponment.Controls.Count, _
                                                    True)
            _topMenuAppoinment.Caption = "学员信息管理"
            _topMenuAppoinment.Visible = True

            '添加下级菜单
            _menuContactSelect = _topMenuAppoinment.Controls.Add(Office.MsoControlType.msoControlButton, _
                                        Type.Missing, _
                                        Type.Missing, _
                                        Type.Missing, _
                                        True)
            _menuContactSelect.Caption = "选择学员"
            _menuContactSelect.Visible = True

            '增加菜单click事件处理函数
            AddHandler _menuContactSelect.Click, AddressOf _menuContactSelect_Click
        Else
            _appItem.Close(Outlook.OlInspectorClose.olDiscard)
            MsgBox("会议创建失败！")
        End If
    End Sub
    Private Sub _menuAppointment_Click()Sub _menuAppointment_Click(ByVal Ctrl As Microsoft.Office.Core.CommandBarButton, ByRef CancelDefault As Boolean)
        ShowItem()
    End Sub
    Public Sub CreateMenus()Sub CreateMenus()
        '获得菜单栏
        _menuBar = Me.ActiveExplorer().CommandBars.ActiveMenuBar

        If (Not (_menuBar Is Nothing)) Then

            Dim _control As Office.CommandBarControl

            '寻找学员信息管理菜单
            For Each _control In _menuBar.Controls
                If (_control.Caption = "学员信息管理") Then
                    _topMenu = _control
                End If
            Next

            If (Not (_topMenu Is Nothing)) Then
                '添加创建课程的菜单
                _menuAppointment = _topMenu.Controls.Add(Office.MsoControlType.msoControlButton, _
                                        Type.Missing, _
                                        Type.Missing, _
                                        Type.Missing, _
                                        True)
                _menuAppointment.Caption = "创建课程"
                _menuAppointment.Visible = True

                '为菜单增加点击事件处理函数
                AddHandler _menuAppointment.Click, AddressOf _menuAppointment_Click
            End If
        End If
    End Sub
End Class