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.

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

Donate

It takes time to carry on this project. If you found it useful or learned something from the source code please consider the idea of donating 5, 20, 50 € or whatever you can to support the project.

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Issues

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