SharePoint's Silverlight webpart defaults to WindowlessMode 2011.02.08 · 1 min read Because SharePoint’s Silverlight webpart defaults to windowless=“true”, there are some features of Silverlight that won’t work as you’d expect out of the box. Drag and drop events Transparency Overlay DIV By default, it renders something like this: Luckily, the SharePoint team provides an easy property to override this value. http://msdn.microsoft.com/en-us/library/microsoft.sharepoint.webpartpages.silverlightwebpart.windowlessmode.aspx When packaging your Silverlight .webpart file, configure the XML to set the WindowlessMode property to false. Cannot import this Web Part. Silverlight Metro UI Web Part Metro UI. ~sitecollection/Style Library/Metro.Demo.xap 800 false Then the rendered HTML will have the value set appropriately, and Silverlight drag and drop events will work happily again, in SharePoint. Newer post Giving SharePoint a Silverlight Metro UI facelift! Older post InfoPath 2010 COM Add-ins not available in Form Design
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