In this chapter, we took a whirlwind tour of the Qt Widgets module. We learned about some of the basic widgets available, and the signals, slots, and properties they provide. We also learned about Qt's application of the MVC paradigm and how, for complex widgets like such as and tree views, Qt separates concerns into a model and a view, letting us implement new data models for our applications, or create new views based on those data models. Then, we learned about Qt's support for the WebEngine browser, letting us build hybrid applications that incorporate the best of JavaScript and HTML with the best of Qt. Finally, we learned about the new additions to Qt Widgets and how they help in application development and language support.
In the next chapter, we move on from widgets to low-level drawing, which we can use to either implement our own widgets or basic pixel...