swipe_to

SwipeTo is a wrapper for a chat view widget which can be used initiate callback when user horizontally swipe on it.

Getting Started

To use this packages, you just simply need to wrap your child component in SwipeTo widget and pass a VoidCallback that you can carry forward with your task.

In the pubspec.yaml of your flutter project, add the following dependency:

dependencies:
  ...
  swipe_to: 1.0.6

In your library add the following import:

import 'package:swipe_to/swipe_to.dart';

Parameter Info

• child : (@required) StateLess or StateFull flutter widget.
• onRightSwipe : callback which will be initiated at the end of right swipe animation. If not passed right swipe will be disabled
• onLeftSwipe : callback which will be initiated at the end of left swipe animation. If not passed left swipe will be disabled
• iconOnRightSwipe : IconData that will be displayed on left beneath child widget when swiped right. If not specified default is Icons.reply
• rightSwipeWidget : Widget that will be displayed beneath child widget when swipe right. If iconOnRightSwipe is defined this will have no effect.
• iconOnLeftSwipe : IconData that will be displayed on right beneath child widget when swiped left. If not specified default is Icons.reply
• leftSwipeWidget : Widget that will be displayed beneath child widget when swipe left. If iconOnLeftSwipe is defined this will have no effect.
• iconSize : Double value defining size of displayed icon beneath child widget. If not specified default it will take 26
• iconColor : Color value defining color of displayed icon beneath child widget. If not specified primaryColor from theme will be taken
• offsetDx : Double dx value used in Offset() till which position of child widget will get animated. If not specified 0.3 default will be taken. onRightSwipe +dx value will be used and for onLeftSwipe -dx value will be used
• animationDuration : Duration value to define animation duration. If not specified default is 150 milliseconds
• swipeSensitivity : Swipe sensitivity integer value which will be in range of default min 5 to max 35. Crossing mentioned value of this parameter (+ve in right and -ve in left direction) will trigger swipe animation.

Major changes onwards [ver 0.0.1+5]

• For a single child widget, we can now enable swipe for both left and right direction
• swipeDirection parameter is removed. Now onLeftSwipe and onRightSwipe callback will enable swiping for a particular direction if passed
• iconData is now split into two parameter, iconOnRightSwipe & iconOnLeftSwipe for future use
• endOffset is now change to accept a double value only
• callBack is now split into two parameter, onLeftSwipe & onRightSwipe

Using SwipeTo widget for ListView items

While using SwipeTo widget for ListView items, make sure to pass a Key() as key parameter of SwipeTo widget. Suggested to use UniqueKey() which will differentiate each individual widget in the Widget Tree. Check example below. To view example code click here.

ListView(
    children: snapshot.data!.map((name) {
        return SwipeTo(
            key: UniqueKey(),
            iconOnLeftSwipe: Icons.arrow_forward,
            iconOnRightSwipe: Icons.arrow_back,
            onRightSwipe: (details) {
                log("\n Left Swipe Data --> $name");
            },
            swipeSensitivity: 20,
            child: ListTile(
                tileColor: Colors.cyan.shade200,
                title: Text(name),
            ),
        );
    }).toList(),
);

Deprecated/Removed Parameters

• swipeDirection : Enum value from [swipeToLeft, swipeToRight] only. Make sure to pass relative Offset value according to passed swipeDirection value. If not specified swipeToRight will be taken as default.
• iconData : IconData that will be displayed beneath child widget. if not specified default is Icons.reply
• endOffset : Offset value till which position of child widget will get animated. if not specified Offset(0.3, 0.0) default will be taken
• callBack : (@required) callback which will be initiated at the end of swipe animation

Example : SwipeToRight Wrap your desired widget with SwipeTo & pass a call to onRightSwipe parameter.

SwipeTo(
    child: Container(
        padding: const EdgeInsets.symmetric(vertical: 10.0, horizontal: 8.0),
        child: Text('Hey You! Swipe me right 👉🏿'),
    ),
    onRightSwipe: (details) {
        print('Callback from Swipe To Right');
    },
),

Example : SwipeToLeft Wrap your desired widget with SwipeTo & pass a call to onLeftSwipe parameter.

SwipeTo(
    child: Container(
        padding: const EdgeInsets.symmetric(vertical: 10.0, horizontal: 8.0),
        child: Text('👈🏿 Hey You! Swipe me Left'),
    ),
    onLeftSwipe: (details) {
        print('Callback from Swipe To Left');
    },
),

Example : SwipeToLeft & SwipeToRight Wrap your desired widget with SwipeTo & pass a call to onLeftSwipe & onRightSwipe parameters.

SwipeTo(
    child: Container(
        padding: const EdgeInsets.symmetric(vertical: 10.0, horizontal: 8.0),
        child: Text('👈🏿 Swipe me Left | YOU |Swipe me right 👉🏿'),
    ),
    onLeftSwipe: (details) {
        print('Callback from Swipe To Left');
    },
    onRightSwipe: (details) {
        print('Callback from Swipe To Right');
    },
),

Sample Outputs

References to learn

https://medium.com/@purvik1239/enable-swiping-right-left-for-your-flutter-application-widgets-a7b556674f9c