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popover

a popover is a transient view that appears above other content onscreen when you tap a control or in an area. typically, a popover includes an arrow pointing to the location from which it emerged. popovers can be nonmodal or modal. a nonmodal popover is dismissed by tapping another part of the screen or a button on the popover. a modal popover is dismissed by tapping a cancel or other button on the popover.

requirements

  • dart: 2.12.0+
  • flutter : 2.0.0+

install

dependencies:
  popover: ^0.2.4

example

see example/lib/main.dart.

import 'package:flutter/material.dart';
import 'package:popover/popover.dart';

class popoverexample extends statelesswidget {
  @override
  widget build(buildcontext context) {
    return materialapp(
      home: scaffold(
        appbar: appbar(title: const text('popover example')),
        body: const safearea(
          child: padding(
            padding: edgeinsets.all(16),
            child: button(),
          ),
        ),
      ),
    );
  }
}

class button extends statelesswidget {
  const button({key key}) : super(key: key);

  @override
  widget build(buildcontext context) {
    return container(
      width: 80,
      height: 40,
      decoration: const boxdecoration(
        color: colors.white,
        borderradius: borderradius.all(radius.circular(5)),
        boxshadow: [boxshadow(color: colors.black26, blurradius: 5)],
      ),
      child: gesturedetector(
        child: const center(child: text('click me')),
        ontap: () {
          showpopover(
            context: context,
            bodybuilder: (context) => const listitems(),
            onpop: () => print('popover was popped!'),
            direction: popoverdirection.top,
            width: 200,
            height: 400,
            arrowheight: 15,
            arrowwidth: 30,
          );
        },
      ),
    );
  }
}

class listitems extends statelesswidget {
  const listitems({key key}) : super(key: key);

  @override
  widget build(buildcontext context) {
    return scrollbar(
      child: padding(
        padding: const edgeinsets.symmetric(vertical: 8),
        child: listview(
          padding: const edgeinsets.all(8),
          children: [
            inkwell(
              ontap: () {
                print('gesturedetector was called on entry a');
                navigator.of(context).pop();
              },
              child: container(
                height: 50,
                color: colors.amber[100],
                child: const center(child: text('entry a')),
              ),
            ),
            const divider(),
            container(
              height: 50,
              color: colors.amber[200],
              child: const center(child: text('entry b')),
            ),
          ],
        ),
      ),
    );
  }
}

to see examples of the following package on a device or simulator:

cd example && flutter run

Download this source code for
5 USD


Download this source code for
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Download this source code for
5 USD


Download this source code for
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