Tooltip Widget – Flutter Widget Guide By Flutter Agency

• Flutter Widget Guide

In Flutter, Tooltip is a material design tooltip used to let user know about the functionality of a button or UI action.

What is Tooltip Widget in Flutter?

Tooltip Widget is usually used to increase the accessibility of your application, providing text-based clues for visual-based widgets.

When a widget is equipped with it, if the user long presses the widget or some appropriate action on the widget, Tooltip appears as a floating label.

Constructor of it will look like below :

Tooltip({
  Key? key,
  String? message,
  InlineSpan? richMessage,
  double? height,
  EdgeInsetsGeometry? padding,
  EdgeInsetsGeometry? margin,
  double? verticalOffset,
  bool? preferBelow,
  bool? excludeFromSemantics,
  Decoration? decoration,
  TextStyle? textStyle,
  TextAlign? textAlign,
  Duration? waitDuration,
  Duration? showDuration,
  Duration? exitDuration,
  bool enableTapToDismiss = true,
  TooltipTriggerMode? triggerMode,
  bool? enableFeedback,
  void Function()? onTriggered,
  Widget? child,
})

Properties:

• Decoration decoration: Specifies the tooltip’s shape and background color.The tooltip shape defaults to a rounded rectangle with a border-radius of 4.0. Tooltips will also default to an opacity of 90% and with the color [Colors.grey700] if ThemeData.brightness is Brightness.dark, and Colors.white if it is Brightness.light.
• double height: The height of the tooltip’s child.
• EdgeInsetsGeometry margin: The empty space that surrounds the tooltip.
• String message: The text to display in the tooltip.
• EdgeInsetsGeometry padding: The amount of space by which to inset the tooltip’s child.Defaults to 16.0 logical pixels in each direction.
• Duration showDuration: The length of time that the tooltip will be shown after a long press is released.Defaults to 1.5 seconds.
• TextStyle textStyle: The style to use for the message of the tooltip.
• double verticalOffset:  The vertical gap between the widget and the displayed tooltip.
• Duration waitDuration: The length of time that a pointer must hover over a tooltip’s widget before the tooltip will be shown.Once the pointer leaves the widget, the tooltip will immediately disappear.

How to use Tooltip Widget in Flutter?

Tooltip(

        child: IconButton(
        icon: Icon(Icons.high_quality),
        onPressed: () {
        /** */
        },
        ),
      ),

In the above code snippet, we have used an IconButton Widget. Now we will add a message to Tooltip will look like below :

Tooltip(
        message: 'High quality',
        child: IconButton(
        icon: Icon(Icons.high_quality),
        onPressed: () {
        /** */
        },
       ),
      ),

We will get output like below:

Tooltip

The complete source code will look like below :

class TooltipWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: Container(
          margin: EdgeInsets.all(10),
          child: Tooltip(
            message: 'My Account',
            textStyle: TextStyle(
              fontSize: 16,
              color: Colors.amber, // Text color
            ),
            decoration: BoxDecoration(
              color: Colors.blue, // Background color
              borderRadius: BorderRadius.circular(8),
            ),
            waitDuration: Duration(milliseconds: 500),
            showDuration: Duration(seconds: 2),
            child: ElevatedButton(
              onPressed: () {},
              child: const Icon(
                Icons.account_box,
                size: 50,
              ),
            ),
          ),
        ),
      ),
    );
  }
}

The above code will generate output like below :

Tooltip

Conclusion

In this article, we have been through What is AnimatedBuilder Widget in Flutter along with how to implement it in a Flutter.

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Written by Nirali Patel

Nirali Patel is a dedicated Flutter developer with over two years of experience, specializing in creating seamless mobile applications using Dart. With a passion for crafting user-centric solutions, Nirali combines technical proficiency with innovative thinking to push the boundaries of mobile app development.