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	<title>Add-in Express Blogs &#187; Excel</title>
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	<link>http://www.add-in-express.com/creating-addins-blog</link>
	<description>All about developing COM add-ins, smart tags and RTD servers in Visual Studio .NET, VSTO and Delphi + Add-in Express</description>
	<lastBuildDate>Tue, 07 Feb 2012 12:16:37 +0000</lastBuildDate>
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		<title>Video: Create an Office shared add-in &#8211; connecting business logic to Office events</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2012/01/26/office-addin-business-logic-video/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2012/01/26/office-addin-business-logic-video/#comments</comments>
		<pubDate>Thu, 26 Jan 2012 14:40:30 +0000</pubDate>
		<dc:creator>Ty Anderson</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[Video HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[CommandBars]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[Office 2010]]></category>
		<category><![CDATA[PowerPoint]]></category>
		<category><![CDATA[Ribbon]]></category>
		<category><![CDATA[Visual Studio]]></category>
		<category><![CDATA[Word]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=5668</guid>
		<description><![CDATA[On Tuesday we published Part 3 of the end-to-end demo. Today, we have Part 4. In reality parts 3 and 4 can be taken together but we thought it's better to break them up a bit and provide a bit of a break. But we have momentum now so let's keep this train a-moving because Part 5 is almost ready for its debut as well.]]></description>
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		<title>Video: Create an Office shared add-in – interacting with Office object models &amp; events</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2012/01/24/office-object-model-events-video/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2012/01/24/office-object-model-events-video/#comments</comments>
		<pubDate>Tue, 24 Jan 2012 10:55:22 +0000</pubDate>
		<dc:creator>Ty Anderson</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[Video HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[PowerPoint]]></category>
		<category><![CDATA[Word]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=5646</guid>
		<description><![CDATA[I admit some time has passed since we produced parts 1 and part 2 of our end-to-end demo. I'll take the blame for it. It's okay. But I want you to know the remaining parts have been sitting in my Outlook Tasks folder… staring at me… taunting me. 
]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>How to load your Office COM add-in on condition</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2012/01/20/load-office-addin-on-condition/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2012/01/20/load-office-addin-on-condition/#comments</comments>
		<pubDate>Fri, 20 Jan 2012 14:55:19 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[events]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[VB.NET]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=5623</guid>
		<description><![CDATA[A typical problem is: how to unload my add-in if a custom condition is met. This blog post is about how to solve this problem.]]></description>
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		<slash:comments>0</slash:comments>
		</item>
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		<title>How to navigate through the Microsoft Office Command Bar system</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2012/01/16/office-commandbar-system/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2012/01/16/office-commandbar-system/#comments</comments>
		<pubDate>Mon, 16 Jan 2012 13:14:21 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[CommandBars]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[Office object model]]></category>
		<category><![CDATA[VB.NET]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=5556</guid>
		<description><![CDATA[There are 4 instances of the command bar button "Save" (Id=3) in Excel. Two of them are best known: a button on the Standard commandbar and an item in the File menu. The other two instances are buried in the command bar system]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to create a custom event when Excel calculation mode changes</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/12/05/excel-calculation-mode-event/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/12/05/excel-calculation-mode-event/#comments</comments>
		<pubDate>Mon, 05 Dec 2011 12:37:44 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[CommandBars]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[Office object model]]></category>
		<category><![CDATA[Ribbon]]></category>
		<category><![CDATA[VB.NET]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=5109</guid>
		<description><![CDATA[You should be aware that no such event exists. Let's create it. In Excel 2007 - 2010, you can change the calculation mode using the buttons shown in the screenshot below]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Why doesn&#8217;t Excel quit?</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/11/04/why-doesnt-excel-quit/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/11/04/why-doesnt-excel-quit/#comments</comments>
		<pubDate>Fri, 04 Nov 2011 12:42:14 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[Office object model]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=4788</guid>
		<description><![CDATA[From my experience, Excel doesn't quit because there's a COM object left unreleased either in your code or in the code of a COM add-in loaded in Excel. That is, to debug such an issue, you need to start with turning all COM add-ins off]]></description>
		<wfw:commentRss>http://www.add-in-express.com/creating-addins-blog/2011/11/04/why-doesnt-excel-quit/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to add PivotTables and Slicers to MS Excel programmatically</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/10/17/excel-pivottables-slicers-programmatically/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/10/17/excel-pivottables-slicers-programmatically/#comments</comments>
		<pubDate>Mon, 17 Oct 2011 16:13:30 +0000</pubDate>
		<dc:creator>Pieter van der Westhuizen</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[HowTo samples]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[Excel]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=4678</guid>
		<description><![CDATA[As I've mentioned in my previous article Excel enables us to provide our users with interactive and powerful ways to visualize their data. Pivot tables add another dimension to this by summarizing thousands of records of data in one page and let you analyse trends in your data without the need for formulas]]></description>
		<wfw:commentRss>http://www.add-in-express.com/creating-addins-blog/2011/10/17/excel-pivottables-slicers-programmatically/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Invoking a COM add-in from an Excel XLL add-in: advanced sample</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/10/11/invoke-excel-addin-xll/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/10/11/invoke-excel-addin-xll/#comments</comments>
		<pubDate>Tue, 11 Oct 2011 13:24:06 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[task panes]]></category>
		<category><![CDATA[VB.NET]]></category>
		<category><![CDATA[XLL]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=4606</guid>
		<description><![CDATA[Really often, when I saw an error returned by an Excel formula, I thought about the poor possibilities that this error-reporting approach – a remnant of bygone concepts – provides for developers. The very first time I thought about showing a custom task pane from a UDF was when Add-in Express allowed showing custom panes in Excel; it was back in 2007]]></description>
		<wfw:commentRss>http://www.add-in-express.com/creating-addins-blog/2011/10/11/invoke-excel-addin-xll/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Thread-safe XLL. How to get the caller address</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/10/07/thread-safe-xll-caller-address/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/10/07/thread-safe-xll-caller-address/#comments</comments>
		<pubDate>Fri, 07 Oct 2011 10:28:15 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[VB.NET]]></category>
		<category><![CDATA[XLL]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=4580</guid>
		<description><![CDATA[The implementation of ADXExcelRef.ConvertToA1Style (ConvertToR1C1Style) uses xlfRefText which is NOT thread-safe as per Financial Applications Using Excel Add-in Development in C/C++ (2nd edition). On the other hand, xlSheetNm returning the sheet name is thread-safe. It means that the thread-safe way to get the caller address is to write some code]]></description>
		<wfw:commentRss>http://www.add-in-express.com/creating-addins-blog/2011/10/07/thread-safe-xll-caller-address/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>How to use Evaluate to invoke an Excel UDF programmatically</title>
		<link>http://www.add-in-express.com/creating-addins-blog/2011/10/03/invoke-excel-udf-programmatically/</link>
		<comments>http://www.add-in-express.com/creating-addins-blog/2011/10/03/invoke-excel-udf-programmatically/#comments</comments>
		<pubDate>Mon, 03 Oct 2011 16:24:44 +0000</pubDate>
		<dc:creator>Andrei Smolin</dc:creator>
				<category><![CDATA[Add-in Express for Office and .net]]></category>
		<category><![CDATA[.NET]]></category>
		<category><![CDATA[C#]]></category>
		<category><![CDATA[COM add-ins]]></category>
		<category><![CDATA[Excel]]></category>
		<category><![CDATA[Office]]></category>
		<category><![CDATA[Office object model]]></category>
		<category><![CDATA[RTD servers]]></category>
		<category><![CDATA[XLL]]></category>

		<guid isPermaLink="false">http://www.add-in-express.com/creating-addins-blog/?p=4495</guid>
		<description><![CDATA[Whether your UDF is a VBA macro or an Excel Automation add-in or even an XLL add-in, you can invoke any method it provides to the user. To do this, you need to get or create an Excel.Application object and invoke ExcelApp.Evaluate() supplying it with the correct syntax for your method and its parameters.]]></description>
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		<slash:comments>0</slash:comments>
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