Questions tagged [outlook-addin]

Outlook addins are self-contained programs that modify,extend or add functionality to Microsoft Outlook desktop client. This tag should not be used for questions regarding the new model of Outlook Add-ins, which are web-based and can run on Desktop, Web, and Mobile.

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In OfficeJS if we use the addFileAttachmentAsync function for multiple files, the callback runs only for one

The basic implementation of the addFileAttachmentAsync is as follows: Office.context.mailbox.item.addFileAttachmentAsync( fileURL, selectedAttachment.name, {}, (result) => { console....
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10 views

Outlook add-in Rest Api token to get the SharePoint Rest Api Token

I am building a Outlook Add-in using Node JS and it needs get information from SharePoint Online using SharePoint Rest Api because Graph does`t have an option to get the required information. ...
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Update the subject of email using custom Outlook Web App Addin

I have a scenario where my Outlook Web App Add-in looks for the same email by subject in a database through API. If this email found in the database, I want to mark that email with some categorization ...
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3answers
35 views

Outlook addin know when Send button is pressed

I am beginning to have a look at Outlook addin using C# and want to know how to get notified in my addin when Send email is clicked. Is this possible in addin? Also I want to know the email that was ...
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2answers
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How to update Outlook AppointmentItem using ICS with the right sequence number? I.e. how to determine sequence number?

I developed a Web Application which handles meeting data. Now I additionally developed a VSTO Outlook Plugin so that I can add a link to the meeting data on the web application to a given ...
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“There is not enough free memory to run this program.Quit one or more programs,and then try again” at Interop.Outlook._MailItem.SaveAs(Path,Type) [on hold]

I created an OutLook AddIn. While downloading mails which have multiple attachments, though, this AddIn is giving the below error: There is not enough free memory to run this program.Quit one or ...
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23 views

How to retrieve data from Outlook Status Bar using C#?

How can I retrieve the information like: i. Synchronization status ii. timestamp when the emails were last synchronized ..etc. PS: I am not looking for customizing anything - I am just looking ...
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1answer
27 views

How to use multiple conditions in single DASL filter query in C#? (Syntax) (for advancedSearch() method)

screenshot 1: screenshot 2: BACKGROUND: Currently I am searching for a word in the subject of email in VSTO add-in. My syntax is: string filter = "urn:schemas:mailheader:subject LIKE \'%" + ...
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1answer
25 views

Outlook Add-In dialog box is too small in Windows desktop client

I am currently creating a contextual Add-In for Outlook which opens an additional dialog box when the link is clicked. On the Web client, the dialog box correctly opens to 80% size of the browser ...
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25 views

Outlook 2007 Add in not loading in outlook on xp

I have developed an Outlook 2007 Add-in using Visual Studio 2010 (on Windows 7 64 bit Machine). Following is the properties window of my project: This is working fine on all Windows 7 Machines, even ...
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3answers
41 views

MS Outlook add-in saveAsync method returns the wrong ID

I'm trying to write an Outlook add-in with office-js, which involves saving an email and then later sending it with the MS Graph API. To do this, I have the saveAsync method here, which should save ...
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How to search for the name of the UserProperty in Outlook.MailItems, not their value

BACKGROUND: Currently I am searching Outlook.MailItems where their UserProperty (here, "IsProcessed") is equal to its propertyValue (here, true or false). string propertyValue = "true"; string ...
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38 views

Why is my saveAsync method always returning the same result? (Office.js - Outlook Add-in)

I'm currently writing some code as part of an Outlook add-in with the office-js library. Basically, after clicking a "send" button, my application should save the currently open message as a draft, ...
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1answer
40 views

Changing the body content of email in Outlook Add-In

Hi I am developing an outlook add-in using jQuery. I am trying to add the links to the contents of the emails in the main body. But I am not able to add the links. They only gives the option of known-...
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1answer
40 views
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Outlook VSTO with new Office High DPI support

We have an Office VSTO add-in for Outlook written in C# and using Windows Forms. Before a recent Office update, the add-in was rendering just fine. But after Microsoft introduced Office support for ...
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1answer
43 views

How to open a dialogue from an Ribbon button in Outlook web addin?

I am trying to open a dialogue from the ribbon button. I have added a ribbon button Engagement to the MessageComposeCommandSurface which will execute a function in function-file to open a dialogue ...
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1answer
29 views

How to retrieve emails directly from Outlook 2010 inbox for multiple users, for a VSTO Outlook add-in

Currently creating an Outlook 2010 add-in using C# in VSTO (VS 2017), would like to know how to retrieve the emails directly from the inbox for automated scanning of phishing URLs of incoming messages....
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Timezone conversions in outlook addin

I am developing an addin for outlook appointments, where Office.context.mailbox.item.start gives Start date time of current appointment in the client Machine local timezone. I can convert it to UTC ...
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32 views

AngularJS Loading Twice, Resulting in Errors

I'm developing an angular (1.7) application, and I'm having some problems due to the application loading twice. Basically, I have a huge front end application, and I'm trying to just take some parts ...
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2answers
80 views

Opening a modal using dialog API in Outlook 365 shows a “new window” alert

I'm implementing the login system in my new Outlook 365 add-in, but I have a problem with an alert "{Addin name} wants to display a new window" shown when users try to open the modal login window. ...
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29 views

C#: Integration Add-in for Outlook [duplicate]

I am creating a appointment checker on outlook shared calendars by picking up the profiles from a inifile. It picks the first shared calendar but when it loops to the second, it gives me a null ...
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1answer
22 views

Office JS Add-in API Compose appointment get contact

I'm searching in documentation how to get the list of contact of the Office account in the way to display it and let the user pick all phone numbers he need. I assume is not possible during outlook ...
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49 views

Outlook Add-in Message Compose Form

Is it possible to add a custom information field to the mail detail form based on some selection made in the task pane? Following image shows a mock up of my requirement.
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1answer
26 views

Custom sent folder outlook c#

Im trying to save mail in custom folder but get the following eror in c#: CS1955 Non-invocable member 'MAPIFolder.Folders' cannot be used like a method Outlook.MAPIFolder inbox = this.Application....
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1answer
70 views

Issue with getCallbackTokenAsync function on hosted exchange

I'm facing some issues with the Office.context.mailbox.getCallbackTokenAsync() function for Office.js. I am using this function to generate a token which I then use to get the attachments data of the ...
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1answer
33 views

Usage for displayNewMessageForm with unsaved attachments possible?

We are working on an Office AddIn for Outlook and we need to open a new message with predefined data we are getting from our own rest-interface in Json format like this: { "attachmentNo": "1", ...
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1answer
38 views

Outlook web add-in commands greyed out when opening an eml file

So I have developed a outlook web add-in, it can read emails content and send it to the server. But, if I use outlook desktop version to open an eml file, the add-in commands will be greyed out. Is ...
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18 views

How to drop outlook plugin control or file into outlook folder

How to drop outlook plugin control or file into outlook folder such as as inbox, sent items ?. i want to capture drop event. i am using add-in express for the plugin. their event logger plugin allow ...
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70 views

harmon.ie plugin greyed out in Outlook since build 1808

The issue appears in build 1808 of Outlook and with version 5.5.0.422 of the harmon.ie plugin. The "Optimize for compatibility" option provided as a solution in a separate question works here, but ...
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1answer
46 views

Cannot update Outlook 2016 msi installer to support Office.js requirement set 1.4

We're developing and Outlook web add-in that needs requirement set 1.4, which is supported by both Outlook 2016 CTR and MSI. We have Outlook 2016 MSI 64-bit installed on 2 different machines. Machine ...
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2answers
45 views

In an Outlook addin, how to check whether we are in compose mode or read mode?

I'm creating an outlook add-in and use the OfficeJS API in React app. In there I want to load a specific set of features for the compose mode and another set of features for the read mode. So my ...
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1answer
51 views

Outlook web Add-in to query REST api

I have developed a COM plugin for outlook that queries a web api service that I have written. It is a plugin used to schedule meetings on our cloud hosted bridging solution. we wanted to avoid users ...
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Office.context.ui.messageParent can't talk back to the host in Outlook Online (Web)

I am trying to build outlook plugin and I test it on Outlook online (web), however, "Office.context.ui.messageParent" can't talk back to the host. in host page, it run below code for user to login (I ...
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1answer
56 views

How to compare e-mail messages without using the body of the message?

How to compare e-mail messages without using the body of the message? For example: John sent a message to Mary and "save" this message in my addin. Both have the same addin. When Mary receives the ...
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40 views

displayDialogAsync() encodes provided url

i have this weird issue where i have a url with parameters that gets encoded as soon as i call displayDialogAsync() with it. i can print the url on the page and it looks like this https://{domain}/...
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1answer
54 views

Unable to add image to Outlook Online

I want to add an image to my mail body by Office.js but this is not working for Outlook Online. I don't want my picture to be accessible for everyone so this is what I do (this works for Outlook ...
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1answer
22 views

Deployment of Outlook Add-in - no resources / images

I am trying to deploy an Add-in I wrote, but it has trouble finding associated resources - that is, images for the ribbon. My GetImage-function is this: Dim path As String = AppDomain....
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1answer
41 views

C# VSTO for Outlook - Button that triggers a VBA Macro

I'm trying to create a custom Ribbon with a button that triggers a VBA Macro in Outlook 2010. Creation of the ribbon itself works fine but the button doesnt trigger the VBA. I've tried these ...
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2answers
25 views

How to change Subject line on send if Ribbon checkbox is checked

I'm working on an add-in that should allow me to select a Toggle Button or checkbox. When the user clicks the Send button, I would like for the words "Secure" to be appended to the Subject line. I ...
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1answer
30 views

Drag and Drop event no longer firing

I was having issues with my project with drag and drop no longer working. I created a new simple project to isolate the issue. (based on this) I simply created a listview (listView1), changed the ...
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1answer
25 views

Outlook Mail add-in / Plugin

I have my Outlook mail add-in ready working on my local machine and its working as expected. But when migrated to the live server I am facing some issues. What I am getting errors is the error for ...
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1answer
39 views

How to obtain folders created by the user in Outlook?

I want to know if there is a better way to detect if a folder inside a store was created by the user, or if it is a default folder (created by Outlook). I have the code below, which iterates over ...
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50 views

ms web plugin - navigate to another html in the same plugin container

I started a new MS outlook plugin as described in their advanced tutorial. Now I want to add framework7 library. I installed via npm and referenced it correctly. So my starting html now correctly ...
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40 views

Outlook VSTO - How to display a custom form design

Am new to Outlook VSTO and would be very helpful to get directed. Well, I am developing a VSTO add-in using Visual Studio 2017. I have created a custom Module and placed this module in the Navigation ...
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1answer
25 views

Programmatically edit an email body after it has been sent

I am building an outlook addon, which adds an individual signature with an unique URL for rating in it. So, far so good. I also want that the url should not be saved in the "Sent" email folder. Is ...
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1answer
40 views

How to get contact details using office.js/outlook add-in

is there way to get contacts similar to micrososft graph api using outlook add-in with office.js .this document is not clear.i am looking something like following Office.context.contacts ?
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Need to filter emails sent to Team DL vs CC'ed to Team DL

We have a Team Distribution List [say [email protected]]. I want to move all emails to a folder where this DL is in CC and if the DL is in To it should be in Inbox. Can somebody please help me in ...
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2answers
58 views

How to Detect if Office 365 addin is installed or not?

We have a desktop app with which we want to integrate Office 365 calendar. We will have our users provide their consent by authorising the app in office 365. I wonder if I can use any specific ...
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21 views

VSTO 4: How detect TAB is visible/chosen?

Do you know how can I detect when my Outlook AddIn TAB is visible/selected at some moment? My problem: sometimes users press the Outlook default SEND button instead my own SEND button (required for ...
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2answers
49 views

Outlook Web Addin - Event handlers

I have a business requirement where there is a need to extend the functionality of outlook. I am exploring Office Web Addins for this requirement.I have following queries. I need to automatically ...