What does QML mean?
Basic syntax. Objects are specified by their type,followed by a pair of braces. Object types always begin with a capital letter.
What the Heck is QML?
QML is the language that this toolkit is based around. It’s a declarative language that specifies the components of the UI, while the actual user interaction logic is handled with JavaScript, for high-level user interface logic, and a Qt C++ back-end for adding to QML functionality.
How do I make that in QML?
– qmlRegisterType – qmlRegisterAnonymousType – qmlRegisterUncreatable (Meta)Type – qRegisterMetaType – and so forth if you have other interesting examples

How to set style of button in QML?
./myapp -style/home/absolute/path/to/my/style