drawerbehavior 1.0.4

Drawer behavior is a library that provide an extra behavior on drawer, such as, move view or scaling view's height while drawer on slide..

Drawer Behavior - Flutter

Drawer behavior is a library that provide an extra behavior on drawer, such as, move view or scaling view's height while drawer on slide.

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Code Base & Credit : https://github.com/matthew-carroll/flutter_ui_challenge_zoom_menu

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Todo

• Radius Parameter
• Right Menu View
• 3D effect
• Material design drawer's behavior

NEW UPDATES

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Version 1.0

• Elevation Config
• 3D effect
• Multi-Drawer
• Right Drawer

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Version 0.0

• Floating action button with location and animator
• Bottom navigation bar
• Extended body
• AndroidX support

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Table of contents

• Usage
• Example
• Migration
• Preview
• Customize
• Contributor

Usage

1. Depend on it

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

dependencies:
  drawerbehavior: latest_version

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter packages get

Alternatively, your editor might support flutter packages get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:drawerbehavior/drawerbehavior.dart';

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For Android : Drawer-Behavior

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Example

class DrawerScale extends StatefulWidget {
  @override
  _DrawerScaleState createState() => _DrawerScaleState();
}

class _DrawerScaleState extends State<DrawerScale> {
  int selectedMenuItemId;

  @override
  void initState() {
    selectedMenuItemId = menu.items[0].id;
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return DrawerScaffold(
      appBar: AppBar(
          title: Text("Drawer - Scale"),
          actions: [IconButton(icon: Icon(Icons.add), onPressed: () {})]),
      drawers: [
        SideDrawer(
          percentage: 0.6,
          menu: menu,
          direction: Direction.left,
          animation: true,
          color: Theme.of(context).primaryColor,
          selectedItemId: selectedMenuItemId,
          onMenuItemSelected: (itemId) {
            setState(() {
              selectedMenuItemId = itemId;
            });
          },
        )
      ],
      builder: (context, id) => IndexedStack(
        index: id,
        children: menu.items
            .map((e) => Center(
                  child: Text("Page~${e.title}"),
                ))
            .toList(),
      ),
    );
  }
}

Migration

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contentView (Screen) -> builder (ScreenBuilder)

contentView: Screen(
  contentBuilder: (context) => Center(child: _widget),
  color: Colors.white,
),

to

builder: (context, id) => Center(child: _widget),

---

menuView (MenuView) -> drawers (List<SideDrawer>)

menuView: new MenuView(
    menu: menu,
    headerView: headerView(context),
    animation: false,
    mainAxisAlignment: MainAxisAlignment.start,
    color: Theme.of(context).primaryColor,
    selectedItemId: selectedMenuItemId,
    onMenuItemSelected: (String itemId) {
      selectedMenuItemId = itemId;
      if (itemId == 'restaurant') {
        setState(() => _widget = Text("1"));
      } else {
        setState(() => _widget = Text("default"));
      }
    },
  ),

to

drawers: [
  SideDrawer(
    menu: menu,
    direction: Direction.left, // Drawer position, left or right
    animation: true,
    color: Theme.of(context).primaryColor,
    selectedItemId: selectedMenuItemId,
    onMenuItemSelected: (itemId) {
      setState(() {
        selectedMenuItemId = itemId;
      });
    },
  )
],

---

percentage (DrawerScaffold -> drawers (List<SideDrawer>))

DrawerScaffold(
  percentage: 0.6,
  ...
);

to

DrawerScaffold(
  drawers: [
    SideDrawer(
      percentage: 0.6,
      ...
    )
  ]  
  ...
);

---

Preview

new DrawerScaffold(
  drawers: [
    SideDrawer(
      percentage: 0.6,
      ...
    )
  ]
  ...
);

---

new DrawerScaffold(
  drawers: [
    SideDrawer(
      direction:Direction.right
      ...
    )
  ]
  ...
);

---

new DrawerScaffold(
  drawers: [
    SideDrawer(
      degree: 45,
      ...
    )
  ]
  ...
);

---

new DrawerScaffold(
  headerView: headerView(context),
  ...
);

---

new DrawerScaffold(
  footerView: footerView(context),
  ...
);

---

new DrawerScaffold(
  headerView: headerView(context),
  itemBuilder:
      (BuildContext context, MenuItem menuItem, bool isSelected) {
    return Container(
      color: isSelected
          ? Theme.of(context).accentColor.withOpacity(0.7)
          : Colors.transparent,
      padding: EdgeInsets.fromLTRB(24, 16, 24, 16),
      child: Text(
        menuItem.title,
        style: Theme.of(context).textTheme.subhead.copyWith(
            color: isSelected ? Colors.black87 : Colors.white70),
      ),
    );
  }
  ...
);

---

Customize

DrawerScaffold

DrawerScaffoldController controller;
List<SideDrawer> drawers;
ScreenBuilder builder;
bool enableGestures; // default: true
AppBar appBar;
double cornerRadius; // default: 16
Widget floatingActionButton;
Widget bottomNavigationBar;
FloatingActionButtonLocation floatingActionButtonLocation;
FloatingActionButtonAnimator floatingActionButtonAnimator;
List<BoxShadow> contentShadow;
Widget bottomSheet;
bool extendBodyBehindAppBar;
List<Widget> persistentFooterButtons;
bool primary;
bool resizeToAvoidBottomInset;
bool resizeToAvoidBottomPadding;

SideDrawer

double percentage; // default: 0.8
double elevation; // default: 4
double cornerRadius;
double degree; // 15-45 degree
Menu menu;
String selectedItemId;
Direction direction;
bool animation;
Function(String) onMenuItemSelected;
Widget headerView;
Widget footerView;
DecorationImage background;
Color color;
Color selectorColor;
TextStyle textStyle;
Alignment alignment;
EdgeInsets padding;
Function(BuildContext, MenuItem, bool) itemBuilder;

MenuItem

String id;
String title;
IconData icon;

Contributor

• Vladimir Vlach
• trademunch