The InputDateTime control unifies InputDate and InputTime into a single control, saving some screen real-estate in scenarios where you do want to edit the date and time parts of a Date object.
The InputDateTime control format property should be set to a format such as "g", which displays both date and time. It has two drop-down buttons, one for showing a calendar and one for a list of times.
The InputDateTime control extends the InputDate, so all properties and events are available as usual. It adds a group of properties to control the time-specific parameters of the control: