Hallo Sati,
im SharePoint 2013 existiert das .THMX Themen Engine nicht mehr.
Siehe bitte auch:
Themes overview for SharePoint 2013
“The theming experience in SharePoint 2013 was redesigned to simplify the process of customizing sites. The themes
user interface was redesigned and there is a set of new file formats related to themes.”
SharePoint 2013 Themes engine
“The whole theming engine has changed and been reworked in SharePoint 2013. Everything is based on HTML instead
of any proprietary format.”
Creating SharePoint 2013 Composed Looks: Themes, Fonts, .SPColor, .SPFont, and XML Node Structure
“With the advent of SharePoint 2013, Microsoft is trying to simplify and package the design of SharePoint with “Composed
Looks”. This gives the designer the ability to combine a number of SharePoint pieces together into one look. […]This is a nice change from the .thmx theming engine used previously, which was clumsy to implement for the most part.”
How to: Deploy a custom theme in SharePoint
2013
Gruss,
Alex
Alex Pitulice, MICROSOFT

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