I am searching for days now and don't find the solution so I exposed my problem here.
I am under Drupal 7 and I don't find an issue for this problem.
Here is the purpose: I created content with one specific field, a boolean, so when it's checked i want to add a class to an existing view. I explain.... Once I created content explained before, I create a view for it (with semantic views) and save! It works perfectly but....what I want to do is that when I check the boolean (in the content) it adds me a new class to the article () see figure below:
In a content (created with a custom content type), I check this checkbox:
From now the source code looks like this:
Thank you very much for your answers!