Displaying the date selected by the user from Calendar Widget

This application will make use of two widgets, Calendar Widget and Date Edit. The date selected by the user from Calendar Widget will be reflected in the Date Edit widget. Both widgets are commonly used when displaying current date as well as the date required by the user, with the only difference that Calendar Widget has a bigger and more readable visual, whereas the Date Edit widget consumes much less space.

Getting ready

To make this recipe, we need to understand the following things first:

• Calendar Widget displays the desired monthly calendar
• The QDate class accesses the date from the system clock
• The Date Edit widget will display the date that is selected from Calendar Widget

So, let's first understand the preceding widgets and class one by one.

Displaying a calendar

In order to enable the user to select a date, you need to display a monthly calendar. Calendar Widget in Qt Designer helps in doing so. This widget is an instance of...