Posts Tagged ‘PowerPoint’

Add-in Express and Windows hooks

Once in a couple of years Microsoft contacts us on this or that topic. The last topic was the Excel performance on Windows Desktop. They demonstrated a case where enabling an Add-in Express add-in produced an astounding 90-second delay when selecting another cell while Excel was busy with some long calculation... Read the rest of this entry →

Inner details of DPI scaling in Office COM add-ins

Today, I’m following Microsoft recommendations and using code fragments they provide to investigate the behavior of a System.Windows.Forms.Form (simply a form)... Read the rest of this entry →

Office COM add-ins and DPI awareness: research and analysis

In the first blog of this series, I showed issues related to using several monitors with different DPIs. To get an explanation of those pretty confusing results, let’s check resources available on the web.... Read the rest of this entry →

Issues with Windows mutli-DPI scaling and Office COM add-in panes and forms

Quite often these days you see this configuration: a notebook and an external display or two connected to the notebook. All these displays may have different DPIs. This is a typical environment where DPI-related issues reveal themselves. ... Read the rest of this entry →

New version of Add-in Express sample COM add-in projects

Quick news: we've developed a new version of sample COM add-in projects that we provide in the downloadable archive on the Add-in Express .NET Downloads page... Read the rest of this entry →

Add-in Express for Office issues on multiple monitors with different DPI settings

Microsoft has published Office 2016 build 8828.2010 through its Office Insider update channel. That build supports multiple monitors with different DPI settings; the support relies on the API changes provided by Windows 10 Creators Update.... Read the rest of this entry →

Office context menu add-in for Excel, Outlook, Word, PowerPoint

The blog is about an add-in (with the source code) that adds a button to all context menus of Excel, Outlook, PowerPoint, Project, Publisher, Visio and Word in Office 2010-2013. The button shows the name of the context menu.... Read the rest of this entry →

Exception from HRESULT 0x800A01A8 in PowerPoint solutions

On an example of a simple scenario, this article demonstrates what causes 0x800A01A8 and how to avoid it in C#, VB.NET, VBA, Delphi. Exception from HRESULT: 0x800A01A8 is also known as OLE error 800A01A8 and also known as Object Required.... Read the rest of this entry →

Creating and modifying PowerPoint presentations (end-to-end sample)

We're drawing our PowerPoint series to a close and it only makes sense to end with an "end-to-end" sample. See what I did there? We've covered the base objects and provided code samples. Today, I'll tie them together in a single add-in that supports a specific business use case... Read the rest of this entry →

Creating and modifying MS Project files programmatically

In my last two articles we looked at the MS Project object model and how to customize the MS Project UI. In this article, we'll take what we've learned and explore how you can use data from other sources to either create or add to your MS Project files.... Read the rest of this entry →

PowerPoint UI Customization: custom ribbons, toolbars, menus

In my last article, I discussed the PowerPoint object model. Today, I want to discuss the various ways we can customize the PowerPoint user interface... Read the rest of this entry →

PowerPoint add-in development in Visual Studio: Application and base objects

Like all Office apps, the main object in the PowerPoint object model is the Application object. Underneath it we have a few key objects that will allow us to achieve most of our development goals. Here is summary of PowerPoint's base objects... Read the rest of this entry →

Creating a shared ribbon for Office 2013: Word, Excel and PowerPoint

In this article, I want to show you how can create single Microsoft Office 2013 and 2010 ribbon and share it with Excel, PowerPoint, and Word. This scenario is one of many where Add-in Express shines. Using the Add-in Express framework, you can easily build a shared ribbon in a matter of minutes. Best of all, you can also quickly configure your controls to display (or not to display) in the Office host applications your add-in targets... Read the rest of this entry →

How to create PowerPoint add-in in C#: scheduled PPT presentation

Microsoft PowerPoint is a long-time member of the Microsoft Office family of products, and you've probably seen a fair share of PowerPoint presentations. Although PowerPoint has been part of Microsoft Office since 1990, we've never really written any articles on writing add-ins for it using Add-in Express... Read the rest of this entry →

Office Newswire: “Official” Microsoft Office Product roadmap 2011-2014 – 4.11.2012

I'm taking the plunge. I'm going completely v.Next here. I am writing today's Newswire using a slate that is running Windows 8, Office 2010, & Visual Studio 11. The experience is definitely quite different to anything I've been doing since 1995 ... Read the rest of this entry →

Add-in Express vs. VSTO: Custom Office task panes

A task pane is a dockable window which was first introduced in Microsoft Office XP. It provided a new and convenient way for users to gather information and access common features and commands. Chances are that if you’ve used any application in the Microsoft Office suite you would have used a task pane... Read the rest of this entry →

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