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transparent dialog box in flutter

Dhruvil Patel answered on February 17, 2023 Popularity 6/10 Helpfulness 1/10

answer transparent dialog box in flutter

transparent dialog box in flutter

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// this class defines the full-screen semi-transparent modal dialog
// by extending the ModalRoute class
class FullScreenModal extends ModalRoute {
  // variables passed from the parent widget
  final String title;
  final String description;

  // constructor
  FullScreenModal({
    required this.title,
    required this.description,
  });

  @override
  Duration get transitionDuration => const Duration(milliseconds: 500);

  @override
  bool get opaque => false;

  @override
  bool get barrierDismissible => false;

  @override
  Color get barrierColor => Colors.black.withOpacity(0.6);

  @override
  String? get barrierLabel => null;

  @override
  bool get maintainState => true;

  @override
  Widget buildPage(
    BuildContext context,
    Animation<double> animation,
    Animation<double> secondaryAnimation,
  ) {
    return Material(
      type: MaterialType.transparency,
      child: Center(
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Text(
              title,
              style: const TextStyle(color: Colors.white, fontSize: 40.0),
            ),
            const SizedBox(
              height: 15,
            ),
            Text(description,
                style: const TextStyle(color: Colors.white, fontSize: 18)),
            const SizedBox(
              height: 30,
            ),
            ElevatedButton.icon(
              onPressed: () {
                // close the modal dialog and return some data if needed
                Navigator.pop(context, [
                  'This message was padded from the modal',
                  'KindaCode.com'
                ]);
              },
              icon: const Icon(Icons.close),
              label: const Text('Close'),
            )
          ],
        ),
      ),
    );
  }

  @override
  Widget buildTransitions(BuildContext context, Animation<double> animation,
      Animation<double> secondaryAnimation, Widget child) {
    // add fade animation
    return FadeTransition(
      opacity: animation,
      // add slide animation
      child: SlideTransition(
        position: Tween<Offset>(
          begin: const Offset(0, -1),
          end: Offset.zero,
        ).animate(animation),
        // add scale animation
        child: ScaleTransition(
          scale: animation,
          child: child,
        ),
      ),
    );
  }
}

Popularity 6/10 Helpfulness 1/10 Language whatever

Source: www.kindacode.com

Tags: box dialog flutter transparent whatever

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Contributed on Feb 17 2023

Dhruvil Patel

0 Answers Avg Quality 2/10

transparent dialog box in flutter

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