flutter_sliding_up_panel

A sliding up panel widget which can be used to show or hide content, beautiful and simple.

demo

Getting Started

Null safety

dependencies:
  flutter_styled_toast: ^2.0.1

Previous version

dependencies:
  flutter_sliding_up_panel: ^1.2.1

import 'package:flutter_sliding_up_panel/flutter_sliding_up_panel.dart';

Stack(
  children: <Widget>[
    Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
        actions: <Widget>[
          IconButton(
            icon: Icon(Icons.settings),
            onPressed: () {
              widget.onSetting?.call();
            },
          )
        ],
      ),
      body: Container(
        child:Center(
          child:Text('This is content'),
        ),
      ),
    ),
    SlidingUpPanelWidget(
      child: Container(
        margin: EdgeInsets.symmetric(horizontal: 15.0),
        decoration: ShapeDecoration(
          color: Colors.white,
          shadows: [BoxShadow(blurRadius: 5.0,spreadRadius: 2.0,color: const Color(0x11000000))],
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.only(
              topLeft: Radius.circular(10.0),
              topRight: Radius.circular(10.0),
            ),
          ),
        ),
        child: Column(
          children: <Widget>[
            Container(
              color: Colors.white,
              alignment: Alignment.center,
              height: 50.0,
              child: Row(
                children: <Widget>[
                  Icon(Icons.menu,size: 30,),
                  Padding(
                    padding: EdgeInsets.only(left: 8.0,),
                  ),
                  Text(
                    'click or drag',
                  )
                ],
                mainAxisAlignment: MainAxisAlignment.center,
              ),
            ),
            Divider(
              height: 0.5,
              color: Colors.grey[300],
            ),
            Flexible(
              child: Container(
                child: ListView.separated(
                  controller: scrollController,
                  physics: ClampingScrollPhysics(),
                  itemBuilder: (context, index) {
                    return ListTile(
                      title: Text('list item $index'),
                    );
                  },
                  separatorBuilder: (context, index) {
                    return Divider(
                      height: 0.5,
                    );
                  },
                  shrinkWrap: true,
                  itemCount: 20,
                ),
                color: Colors.white,
              ),
            ),
          ],
          mainAxisSize: MainAxisSize.min,
        ),
      ),
      controlHeight: 50.0,
      anchor: 0.4,
      panelController: panelController,
      onTap: (){
         ///Customize the processing logic
         if(SlidingUpPanelStatus.expanded==panelController.status){
            panelController.collapse();
         }else{
            panelController.expand();
         }
      },  //Pass a onTap callback to customize the processing logic when user click control bar.
      enableOnTap: true,//Enable the onTap callback for control bar.
      dragDown: (details){
         print('dragDown');
      },
      dragStart: (details){
         print('dragStart');
      },
      dragCancel: (){
         print('dragCancel');
      },
      dragUpdate: (details){
         print('dragUpdate,${panelController.status==SlidingUpPanelStatus.dragging?'dragging':''}');
      },
      dragEnd: (details){
         print('dragEnd');
      },
    ),
  ],
);

SlidingUpPanelWidget param

property	description
child	Widget (Not Null)(required) (Child widget)
controlHeight	double (Not Null)(required) (The height of the control bar which could be used to drag or click to control this panel)
animationController	AnimationController (The animation that controls the bottom sheet's position.)
panelController	SlidingUpPanelController (Not Null)(required) (The controller to control panel)
onStatusChanged	OnSlidingUpPanelStatusChanged (Called when the this panel status changed)
elevation	double (default 8.0) (Elevation of the panel)
panelStatus	SlidingUpPanelStatus (default SlidingUpPanelStatus.collapsed) (Panel status)
anchor	double (default 0.5) (The fraction of anchor position, which is from 0 to 1.0)
onTap	VoidCallback (default is a build-in callback) (Void callback when click control bar)
enableOnTap	bool (Not Null)(default is true) (Enable or disable the tap callback for control bar)
dragDown	OnSlidingUpPanelDragDown (default is null) (Drag down listener)
dragStart	OnSlidingUpPanelDragStart (default is null) (Drag start listener)
dragUpdate	OnSlidingUpPanelDragUpdate (default is null) (Drag update listener)
dragCancel	OnSlidingUpPanelDragCancel (default is null) (Drag cancel listener)
dragEnd	OnSlidingUpPanelDragEnd (default is null) (Drag end listener)

Example

example