cupertino_back_gesture

Description:

cupertino back gesture

cupertino_back_gesture #

A Flutter package to set custom width of iOS back swipe gesture area.
Usage #
To use this package, add cupertino_back_gesture as a dependency in your pubspec.yaml file.
Example #
To change width of area where the user can start back swipe for the whole app

Wrap your MaterialApp with BackGestureWidthTheme with desired backGestureWidth
set iOS builder of pageTransitionsTheme to CupertinoPageTransitionsBuilderCustomBackGestureWidth

import 'package:cupertino_back_gesture/cupertino_back_gesture.dart';

BackGestureWidthTheme(
backGestureWidth: BackGestureWidth.fraction(1 / 2),
child: MaterialApp(
theme: ThemeData(
pageTransitionsTheme: PageTransitionsTheme(
builders: {
TargetPlatform.android: FadeUpwardsPageTransitionsBuilder(),
TargetPlatform.iOS: CupertinoPageTransitionsBuilderCustomBackGestureWidth(),
},
),
),
home: MainPage(),
),
)
copied to clipboard
Possible variants for backGestureWidth are

BackGestureWidth.fixed(w) where w is width in logical pixels
BackGestureWidth.fraction(f) where f is fraction of screen width from 0.0 to 1.0

Screenshots #
Areas where back swipe gesture can be started are shaded with hatching



Default Flutter
BackGestureWidth.fraction(1 / 2)









Example app #
Complete example can be found in example folder