What to do when there's no keyboard

Dude, where's my keyboard?

Computer information kiosks and cars do not usually come with keyboard inputs. They use virtual inputs, such as a virtual keyboard, voice inputs, or even gesture recognition.

People at the Qt Company have created a virtual input method they named Qt Virtual Keyboard (QtVK). It's more than just an onscreen keyboard, as it also has handwriting recognition. It is available under a commercial license as well as the open source GPL version 3.

There are other virtual keyboards that will work with Qt apps. On a desktop computer that also has a touchscreen, such as a two-in-one laptop, the system might already have a virtual keyboard. These should work as an input method for Qt apps, although they may or may not automatically pop up when the user wants to input into a text area. 

There are two ways...