April 2020
Intermediate to advanced
380 pages
9h 24m
English
Now we build the application. The application, named Face Detection, will consist of two screens. The first one will have a text title with two buttons, allowing the user to choose an image from the device's picture gallery or take a new image using the camera. After this, the user is directed to the second screen, which shows the image that was selected for face detection highlighting the detected faces. The following screenshot shows the flow of the application:

The widget tree of the application looks like this:
Let's now discuss the creation and implementation of each of the widgets in detail.
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