Want to give some type of dialog in response to an action but the provided Tooltip class just isn’t doing it for you? Maybe it’s time to look at implementing an OverlayEntry.

What is a tool tip?

A tool tip is generally a static text label that appears over something on your screen that provides more insight into what that something does. Some widgets come out of the box with a tooltip property that you can set:

For example, a FloatingActionButton comes with this property and it is shown if a user long-presses on the button:

FloatingActionButton’s tooltip

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