May 27, 2013 · 3. Object Model: Its harder to work with the Excel object model with VSTO than with VBA because there is no .NET Macro recorder to give you hints. 4. IDE: With VSTO you get access to the latest Visual Studio IDE (assuming you have a Visual Studio license) 5. .Net Framework: VSTO gives you access to the very rich and powerful .NET framework 6.

Jul 14, 2020 · This is my first time trying to deploy a VSTO add-in to a user's system, and I am running into a security barrier. The add-in was built in Visual Studio 2019 Community Edition and is meant to integrate with Microsoft Excel. The user runs Office 365. On running Setup.exe, user receives the initial confirmation prompt and clicks "Install."

Jul 4, 2014 · using System; using Office = Microsoft.Office.Core; namespace ExcelAddIn1 { public partial class ThisAddIn { private Microsoft.Office.Tools.CustomTaskPane pane; private CellTaskPane ctrl = new CellTaskPane(); private void ThisAddIn_Startup(object sender, System.EventArgs e) { pane = CustomTaskPanes.Add(ctrl, "Custom Sheet"); …

Jun 5, 2013 · Conceptually VSTO just enables you to access the Excel object model from managed code running within the Excel process. So you should orient your search to the Excel object model rather than VSTO - most examples are in VBA but easy to port to managed C#. You're right that a ListObject is probably the easiest way to go. –

Jan 26, 2012 · VSTO Loader is the VSTO Runtime - the API you work with when you build VSTO-based Add-ins. The VSTO Runtime still implements IDTExtensibility2 for you so you don't have to mess with the lower level COM interfaces. The goal of VSTO is to make integration with office much simpler to understand.

Nov 13, 2015 · I've developed a VSTO addin with VS2012 signed by a DigiCert certificate. I need to deploy it to all the Enterprise users so the installer shouldn't prompt the user because it will fail since all the installation process is silent. I'm not able to do it since it always ask the user if it should or shouldn't install.

Dec 21, 2019 · Updating and repairing Visual Studio 2017 did not have any effect. Installing VS2019 and testing with new blank Excel VSTO Add-in did not have any effect. Publishing that blank add-in using an EV Code signing certificate (from Sectigo, still valid and used many times in the past) does also produce the same problem.

May 29, 2018 · Looks like you are trying to install a VSTO based add-in, not VSTO itself. In that case I'd recommend creating an MSI installer for your VSTO add-in which you can run silently using command line arguments listed on the Standard Installer Command-Line …

It seems that I will run into permission issues if I try to create a new event source for my application. I am looking for the simplest approach to enable logging events from my VSTO that does not violate good programming guidelines. Option 1: Use the VSTO 4.0 source. I see from the MSDN documentation on Event Logging for Office Solutions that:

Jan 24, 2012 · Look at the .Selection object. It has a .Type property that tells you what's selected. If it's SlideRange, the selection might be one or more slides; up to you to decide what to do if > 1, but if 1, then .Selection.SlideRange(1) gives you a reference to the selected slide.