(VB.NET) Outlook Calendar List Calendars

See more Outlook Calendar Examples

Get all the user's calendars.

For more information, see https://docs.microsoft.com/en-us/graph/api/user-list-calendars?view=graph-rest-1.0&tabs=http

Chilkat .NET Downloads Chilkat .NET Assemblies Chilkat for .NET Core Chilkat for Mono

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

Dim http As New Chilkat.Http

' Use your previously obtained access token here: Get Outlook Calendar OAuth2 Access Token (Azure AD v2.0 Endpoint).

Dim jsonToken As New Chilkat.JsonObject
Dim success As Boolean = jsonToken.LoadFile("qa_data/tokens/outlookCalendar.json")
If (success = False) Then
    Debug.WriteLine(jsonToken.LastErrorText)
    Exit Sub
End If

http.AuthToken = jsonToken.StringOf("access_token")

Dim resp As Chilkat.HttpResponse = http.QuickRequest("GET","https://graph.microsoft.com/v1.0/me/calendars")
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If

Debug.WriteLine("Response status code = " & resp.StatusCode)

' The HTTP request succeeded if the response status code = 200.
If (resp.StatusCode <> 200) Then
    Debug.WriteLine(resp.BodyStr)
    Debug.WriteLine("Failed")

    Exit Sub
End If




Dim json As New Chilkat.JsonObject
json.Load(resp.BodyStr)
json.EmitCompact = False
Debug.WriteLine(json.Emit())

' Here is a sample response:

' Use this online tool to generate parsing code from sample JSON: 
' Generate Parsing Code from JSON

' {
'     "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#me/calendars",
'     "value": [
'         {
'             "@odata.id": "https://graph.microsoft.com/v1.0/users('ddfcd489-628b-40d7-b48b-57002df800e5@1717622f-1d94-4d0c-9d74-709fad664b77')/calendars('AAMkAGI2TGuLAAA=')",
'             "id": "AAMkAGI2TGuLAAA=",
'             "name": "Calendar",
'             "color": "auto",
'             "changeKey": "nfZyf7VcrEKLNoU37KWlkQAAA0x0+w==",
'             "canShare":true,
'             "canViewPrivateItems":true,
'             "hexColor": "",
'             "canEdit":true,
'             "allowedOnlineMeetingProviders": [
'                 "teamsForBusiness"
'             ],
'             "defaultOnlineMeetingProvider": "teamsForBusiness",
'             "isTallyingResponses": true,
'             "isRemovable": false,
'             "owner":{
'                 "name":"Samantha Booth",
'                 "address":"samanthab@adatum.onmicrosoft.com"
'             }
'         }
'     ]
' }





Dim id As String
Dim name As String
Dim color As String
Dim hexColor As String
Dim isDefaultCalendar As Boolean
Dim changeKey As String
Dim canShare As Boolean
Dim canViewPrivateItems As Boolean
Dim canEdit As Boolean
Dim defaultOnlineMeetingProvider As String
Dim isTallyingResponses As Boolean
Dim isRemovable As Boolean
Dim ownerName As String
Dim ownerAddress As String
Dim j As Integer
Dim count_j As Integer
Dim strVal As String

Dim odata_context As String = json.StringOf("""@odata.context""")
Dim i As Integer = 0
Dim count_i As Integer = json.SizeOfArray("value")
While i < count_i
    json.I = i
    id = json.StringOf("value[i].id")
    name = json.StringOf("value[i].name")
    color = json.StringOf("value[i].color")
    hexColor = json.StringOf("value[i].hexColor")
    isDefaultCalendar = json.BoolOf("value[i].isDefaultCalendar")
    changeKey = json.StringOf("value[i].changeKey")
    canShare = json.BoolOf("value[i].canShare")
    canViewPrivateItems = json.BoolOf("value[i].canViewPrivateItems")
    canEdit = json.BoolOf("value[i].canEdit")
    defaultOnlineMeetingProvider = json.StringOf("value[i].defaultOnlineMeetingProvider")
    isTallyingResponses = json.BoolOf("value[i].isTallyingResponses")
    isRemovable = json.BoolOf("value[i].isRemovable")
    ownerName = json.StringOf("value[i].owner.name")
    ownerAddress = json.StringOf("value[i].owner.address")
    j = 0
    count_j = json.SizeOfArray("value[i].allowedOnlineMeetingProviders")
    While j < count_j
        json.J = j
        strVal = json.StringOf("value[i].allowedOnlineMeetingProviders[j]")
        j = j + 1
    End While
    i = i + 1
End While