Right, that's what I thought it should be like. Still not working, even in a fresh test scenario. Here the steps to follow through:
1. So I generate a new app using sencha app generate...
2. I add the following items to the sample view:
3. Then I add these classes to Application.js
text: 'File Button'
buttonText: 'Select Photo...'
4. Refresh or build
5. That's the result, because "x-form-file-input" is missing.
Screen Shot 2013-11-06 at 10.16.16 AM.png
Adding the class manually corrects the problem and I get this:
Screen Shot 2013-11-06 at 10.26.20 AM.png