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Package detailsv1.0.0+1

flutter_inner_drawer

Inner Drawer is an easy way to create an internal side section (left/right) where you can insert a list menu or other.

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Install package

flutter pub add flutter_inner_drawer

Package Overview

Package selection guidance compiled from public package information, community data, and project usage.

Flutter Inner Drawer is a lightweight package that enables developers to implement an internal side drawer (left or right) within a Flutter app. It provides a simple and customizable way to add navigation menus or additional content areas without disrupting the main UI flow. The drawer slides in from the edge of the screen, offering a clean and modern user experience. It supports both horizontal and vertical gestures for opening and closing, and integrates seamlessly with existing widgets. Ideal for apps needing a compact, accessible navigation panel.

Use cases

  • Adding collapsible navigation menus
  • Creating contextual action panels
  • Implementing side-based filters or settings
  • Enhancing mobile app layouts with hidden content
  • Designing responsive interfaces with nested drawers

Key features

  • Easy integration with existing widgets
  • Supports left and right drawer positions
  • Gesture-driven open/close interactions
  • Customizable animation and styling
  • Lightweight and performant
  • Configurable drawer width and alignment

Suitable for

  • Mobile app developers seeking intuitive navigation
  • Designers wanting sleek side panels
  • Apps requiring minimalistic yet functional UIs
  • Projects using material design principles
  • Developers aiming for smooth, gesture-based interactions

Considerations

  • May require careful handling of overlapping content
  • Limited built-in support for complex nested drawers
  • Not ideal for full-screen overlay scenarios
  • Requires attention to accessibility on touch gestures
  • Best suited for single-level navigation structures

Original README

Original README snapshot from the linked source repository. Visit the repository for the latest content.

flutter_inner_drawer

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Inner Drawer is an easy way to create an internal side section (left/right) where you can insert a list menu or other.

Installing

Add this to your package's pubspec.yaml file:

dependencies:
  flutter_inner_drawer: "^1.0.0+1"

Demo

Simple usage
import 'package:flutter_inner_drawer/inner_drawer.dart';
.
.
.
   
    @override
    Widget build(BuildContext context)
    {
        return InnerDrawer(
            key: _innerDrawerKey,
            onTapClose: true, // default false
            swipe: true, // default true            
            colorTransitionChild: Color.red, // default Color.black54
            colorTransitionScaffold: Color.black54, // default Color.black54
            
            //When setting the vertical offset, be sure to use only top or bottom
            offset: IDOffset.only(bottom: 0.05, right: 0.0, left: 0.0),
            
            scale: IDOffset.horizontal( 0.8 ), // set the offset in both directions
            
            proportionalChildArea : true, // default true
            borderRadius: 50, // default 0
            leftAnimationType: InnerDrawerAnimation.static, // default static
            rightAnimationType: InnerDrawerAnimation.quadratic,
            backgroundDecoration: BoxDecoration(color: Colors.red ), // default  Theme.of(context).backgroundColor
            
            //when a pointer that is in contact with the screen and moves to the right or left            
            onDragUpdate: (double val, InnerDrawerDirection direction) {
                // return values between 1 and 0
                print(val);
                // check if the swipe is to the right or to the left
                print(direction==InnerDrawerDirection.start);
            },
            
            innerDrawerCallback: (a) => print(a), // return  true (open) or false (close)
            leftChild: Container(), // required if rightChild is not set
            rightChild: Container(), // required if leftChild is not set
            
            //  A Scaffold is generally used but you are free to use other widgets
            // Note: use "automaticallyImplyLeading: false" if you do not personalize "leading" of Bar
            scaffold: Scaffold(
                appBar: AppBar(
                    automaticallyImplyLeading: false
                ),
            ) 
            /* OR
            CupertinoPageScaffold(                
                navigationBar: CupertinoNavigationBar(
                    automaticallyImplyLeading: false
                ),
            ), 
            */
        )
    }
    
    //  Current State of InnerDrawerState
    final GlobalKey<InnerDrawerState> _innerDrawerKey = GlobalKey<InnerDrawerState>();    

    void _toggle()
    {
       _innerDrawerKey.currentState.toggle(
       // direction is optional 
       // if not set, the last direction will be used
       //InnerDrawerDirection.start OR InnerDrawerDirection.end                        
        direction: InnerDrawerDirection.end 
       );
    }
    
InnerDrawer Parameters
PropName Description default value
scaffold A Scaffold is generally used but you are free to use other widgets required
leftChild Inner Widget required if rightChild is not set
rightChild Inner Widget required if leftChild is not set
leftOffset(deprecated) Offset drawer width 0.4
rightOffset(deprecated) Offset drawer width 0.4
leftScale(deprecated) Left scaffold scaling 1
rightScale(deprecated) Right scaffold scaling 1
offset Offset InnerDrawer width IDOffset.horizontal(0.4)
scale Scaffold scaling IDOffset.horizontal(1)
proportionalChildArea If true, dynamically sets the width based on the selected offset, otherwise it leaves the width at 100% of the screen. true
borderRadius For scaffold border 0
onTapClose Tap on the Scaffold closes it false
swipe activate or deactivate the swipe true
swipeChild activate or deactivate the swipeChild false
duration Animation Controller duration Duration(milliseconds: 246)
velocity Allows you to set the opening and closing velocity when using the open/close methods 1
tapScaffoldEnabled Possibility to tap the scaffold even when open false
boxShadow BoxShadow of scaffold opened [BoxShadow(color: Colors.black.withOpacity(0.5),blurRadius: 5)]
colorTransitionChild Change background color while swiping Colors.black54
colorTransitionScaffold Change background color while swiping Colors.black54
leftAnimationType static / linear / quadratic static
rightAnimationType static / linear / quadratic static
backgroundDecoration possibility to manage the main background Decoration BoxDecoration(color: Theme.of(context).backgroundColor)
innerDrawerCallback Optional callback that is called when a InnerDrawer is opened or closed
onDragUpdate When a pointer that is in contact with the screen and moves to the right or left
_innerDrawerKey.currentState.open Current State of GlobalKey(check example) - OPEN
_innerDrawerKey.currentState.close Current State of GlobalKey(check example) - CLOSE
_innerDrawerKey.currentState.toggle Current State of GlobalKey(check example) - OPEN or CLOSE

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Issues

If you encounter problems, open an issue. Pull request are also welcome.

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Source repository

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