Stepper is a widget that displays progress through a sequence of steps. This is a Cupertino version of the stock Material Stepper in Flutter.
SpinBox is a numeric input widget with an input field for entering a specific value, and spin buttons for quick, convenient, and accurate value adjustments.
This is a Cupertino version of the stock Material ListTile in Flutter.
A non-overlapping interval tree with support for calculating unions, intersections, and differences between individual intervals and entire trees.
A non-interactive progress bar includes a track that fills from left to right to show the progression of a task with a known duration.
A generic item selector that works with ListView, GridView, Row, Column, or basically any parent widget that can have indexed child widgets.
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