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Visual Basic 6.0

MS Graph Calendar List Events

See more Microsoft Calendar Examples

Retrieve a list of events in a calendar. The list contains single instance meetings and series masters.

For more details, see https://docs.microsoft.com/en-us/graph/api/calendar-list-events?view=graph-rest-1.0

Chilkat Visual Basic 6.0 Downloads

Visual Basic 6.0
Dim success As Long
success = 0

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

Dim http As New ChilkatHttp

' Use your previously obtained access token as shown here:
'    Get Microsoft Graph OAuth2 Access Token with Calendars.ReadWrite scope.

Dim jsonToken As New ChilkatJsonObject
success = jsonToken.LoadFile("qa_data/tokens/msGraphCalendar.json")
If (success = 0) Then
    Debug.Print jsonToken.LastErrorText
    Exit Sub
End If

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

' Specify the calendar id
success = http.SetUrlVar("id","AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEGAAAA5_vF7TKKdE6bGCRqXyl2PQAClEpRTgAAAA==")
' Send a GET request to https://graph.microsoft.com/v1.0/me/calendars/{$id}/events
Dim strResponse As String
strResponse = http.QuickGetStr("https://graph.microsoft.com/v1.0/me/calendars/{$id}/events")
If (http.LastMethodSuccess = 0) Then
    Debug.Print http.LastErrorText
    Exit Sub
End If

Dim json As New ChilkatJsonObject
success = json.Load(strResponse)
json.EmitCompact = 0

If (http.LastStatus <> 200) Then
    Debug.Print json.Emit()
    Debug.Print "Failed, response status code = " & http.LastStatus
    Exit Sub
End If

Debug.Print json.Emit()

' Sample output:
' (See parsing code below..)

' {
'   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/calendars('AQMkADAwATM0MDAAMS1i ... AClEpRTgAAAA%3D%3D')/events",
'   "value": [
'     {
'       "@odata.etag": "W/\"5+vF7TKKdE6bGCRqXyl2PQAClIgmmw==\"",
'       "id": "AQMkADAwATM0MDAAM ... AApRZ7JkAAAA=",
'       "createdDateTime": "2019-04-26T14:31:39.8791929Z",
'       "lastModifiedDateTime": "2019-04-26T14:31:41.2753537Z",
'       "changeKey": "5+vF7TKKdE6bGCRqXyl2PQAClIgmmw==",
'       "categories": [
'       ],
'       "originalStartTimeZone": "Pacific Standard Time",
'       "originalEndTimeZone": "Pacific Standard Time",
'       "iCalUId": "040000008200E ... A230FEBFE5F7486A",
'       "reminderMinutesBeforeStart": 15,
'       "isReminderOn": true,
'       "hasAttachments": false,
'       "subject": "Let's go for lunch",
'       "bodyPreview": "Does mid month work for you?",
'       "importance": "normal",
'       "sensitivity": "normal",
'       "isAllDay": false,
'       "isCancelled": false,
'       "isOrganizer": true,
'       "responseRequested": true,
'       "seriesMasterId": null,
'       "showAs": "busy",
'       "type": "singleInstance",
'       "webLink": "https://outlook.live.com/owa/?itemid=AQMkADAwATM0MDAAMS1iNTcwLWI2NT ... gkal8pdj0AApRZ7JkAAAA%3D&exvsurl=1&path=/calendar/item",
'       "onlineMeetingUrl": null,
'       "recurrence": null,
'       "responseStatus": {
'         "response": "organizer",
'         "time": "0001-01-01T00:00:00Z"
'       },
'       "body": {
'         "contentType": "html",
'         "content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n</head>\r\n<body>\r\nDoes mid month work for you?\r\n</body>\r\n</html>\r\n"
'       },
'       "start": {
'         "dateTime": "2019-11-15T20:00:00.0000000",
'         "timeZone": "UTC"
'       },
'       "end": {
'         "dateTime": "2019-11-15T22:00:00.0000000",
'         "timeZone": "UTC"
'       },
'       "location": {
'         "displayName": "Harry's Bar",
'         "locationType": "default",
'         "uniqueId": "Harry's Bar",
'         "uniqueIdType": "private"
'       },
'       "locations": [
'         {
'           "displayName": "Harry's Bar",
'           "locationType": "default",
'           "uniqueId": "Harry's Bar",
'           "uniqueIdType": "private"
'         }
'       ],
'       "attendees": [
'         {
'           "type": "required",
'           "status": {
'             "response": "none",
'             "time": "0001-01-01T00:00:00Z"
'           },
'           "emailAddress": {
'             "name": "Adele Vance",
'             "address": "adelev@contoso.onmicrosoft.com"
'           }
'         }
'       ],
'       "organizer": {
'         "emailAddress": {
'           "name": "Matt",
'           "address": "outlook_3A33FCEB9B74CC15@outlook.com"
'         }
'       }
'     }
'   ]
' }

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

Dim odataContext As String
Dim i As Long
Dim count_i As Long
Dim odataEtag As String
Dim id As String
Dim createdDateTime As String
Dim lastModifiedDateTime As String
Dim changeKey As String
Dim originalStartTimeZone As String
Dim originalEndTimeZone As String
Dim iCalUId As String
Dim reminderMinutesBeforeStart As Long
Dim isReminderOn As Long
Dim hasAttachments As Long
Dim subject As String
Dim bodyPreview As String
Dim importance As String
Dim sensitivity As String
Dim isAllDay As Long
Dim isCancelled As Long
Dim isOrganizer As Long
Dim responseRequested As Long
Dim seriesMasterId As String
Dim showAs As String
Dim v_type As String
Dim webLink As String
Dim onlineMeetingUrl As String
Dim recurrence As String
Dim responseStatusResponse As String
Dim responseStatusTime As String
Dim bodyContentType As String
Dim bodyContent As String
Dim startDateTime As String
Dim startTimeZone As String
Dim endDateTime As String
Dim endTimeZone As String
Dim locationDisplayName As String
Dim locationLocationType As String
Dim locationUniqueId As String
Dim locationUniqueIdType As String
Dim organizerEmailAddressName As String
Dim organizerEmailAddressAddress As String
Dim j As Long
Dim count_j As Long
Dim displayName As String
Dim locationType As String
Dim uniqueId As String
Dim uniqueIdType As String
Dim statusResponse As String
Dim statusTime As String
Dim emailAddressName As String
Dim emailAddressAddress As String

odataContext = json.StringOf("""@odata.context""")
i = 0
count_i = json.SizeOfArray("value")
Do While i < count_i
    json.I = i
    odataEtag = json.StringOf("value[i].""@odata.etag""")
    id = json.StringOf("value[i].id")
    createdDateTime = json.StringOf("value[i].createdDateTime")
    lastModifiedDateTime = json.StringOf("value[i].lastModifiedDateTime")
    changeKey = json.StringOf("value[i].changeKey")
    originalStartTimeZone = json.StringOf("value[i].originalStartTimeZone")
    originalEndTimeZone = json.StringOf("value[i].originalEndTimeZone")
    iCalUId = json.StringOf("value[i].iCalUId")
    reminderMinutesBeforeStart = json.IntOf("value[i].reminderMinutesBeforeStart")
    isReminderOn = json.BoolOf("value[i].isReminderOn")
    hasAttachments = json.BoolOf("value[i].hasAttachments")
    subject = json.StringOf("value[i].subject")
    bodyPreview = json.StringOf("value[i].bodyPreview")
    importance = json.StringOf("value[i].importance")
    sensitivity = json.StringOf("value[i].sensitivity")
    isAllDay = json.BoolOf("value[i].isAllDay")
    isCancelled = json.BoolOf("value[i].isCancelled")
    isOrganizer = json.BoolOf("value[i].isOrganizer")
    responseRequested = json.BoolOf("value[i].responseRequested")
    seriesMasterId = json.StringOf("value[i].seriesMasterId")
    showAs = json.StringOf("value[i].showAs")
    v_type = json.StringOf("value[i].type")
    webLink = json.StringOf("value[i].webLink")
    onlineMeetingUrl = json.StringOf("value[i].onlineMeetingUrl")
    recurrence = json.StringOf("value[i].recurrence")
    responseStatusResponse = json.StringOf("value[i].responseStatus.response")
    responseStatusTime = json.StringOf("value[i].responseStatus.time")
    bodyContentType = json.StringOf("value[i].body.contentType")
    bodyContent = json.StringOf("value[i].body.content")
    startDateTime = json.StringOf("value[i].start.dateTime")
    startTimeZone = json.StringOf("value[i].start.timeZone")
    endDateTime = json.StringOf("value[i].end.dateTime")
    endTimeZone = json.StringOf("value[i].end.timeZone")
    locationDisplayName = json.StringOf("value[i].location.displayName")
    locationLocationType = json.StringOf("value[i].location.locationType")
    locationUniqueId = json.StringOf("value[i].location.uniqueId")
    locationUniqueIdType = json.StringOf("value[i].location.uniqueIdType")
    organizerEmailAddressName = json.StringOf("value[i].organizer.emailAddress.name")
    organizerEmailAddressAddress = json.StringOf("value[i].organizer.emailAddress.address")
    j = 0
    count_j = json.SizeOfArray("value[i].categories")
    Do While j < count_j
        json.J = j
        ' ...
        j = j + 1
    Loop
    j = 0
    count_j = json.SizeOfArray("value[i].locations")
    Do While j < count_j
        json.J = j
        displayName = json.StringOf("value[i].locations[j].displayName")
        locationType = json.StringOf("value[i].locations[j].locationType")
        uniqueId = json.StringOf("value[i].locations[j].uniqueId")
        uniqueIdType = json.StringOf("value[i].locations[j].uniqueIdType")
        j = j + 1
    Loop
    j = 0
    count_j = json.SizeOfArray("value[i].attendees")
    Do While j < count_j
        json.J = j
        v_type = json.StringOf("value[i].attendees[j].type")
        statusResponse = json.StringOf("value[i].attendees[j].status.response")
        statusTime = json.StringOf("value[i].attendees[j].status.time")
        emailAddressName = json.StringOf("value[i].attendees[j].emailAddress.name")
        emailAddressAddress = json.StringOf("value[i].attendees[j].emailAddress.address")
        j = j + 1
    Loop
    i = i + 1
Loop

Debug.Print "Success."