Material Components widgets

Visual, behavioral, and motion-rich widgets implementing the Material Design guidelines.

See more widgets in the widget catalog.

Scaffold

Implements the basic Material Design visual layout structure. This class provides APIs for showing drawers, snack bars, and bottom sheets.

Appbar

A Material Design app bar. An app bar consists of a toolbar and potentially other widgets, such as a TabBar and a FlexibleSpaceBar.

BottomNavigationBar

Bottom navigation bars make it easy to explore and switch between top-level views in a single tap. The BottomNavigationBar widget implements this component.

TabBar

A Material Design widget that displays a horizontal row of tabs.

TabBarView

A page view that displays the widget which corresponds to the currently selected tab. Typically used in conjunction with a TabBar.

MaterialApp

A convenience widget that wraps a number of widgets that are commonly required for applications implementing Material Design.

WidgetsApp

A convenience class that wraps a number of widgets that are commonly required for an application.

Drawer

A Material Design panel that slides in horizontally from the edge of a Scaffold to show navigation links in an application.

Buttons

RaisedButton

A Material Design raised button. A raised button consists of a rectangular piece of material that hovers over the interface.

FloatingActionButton

A floating action button is a circular icon button that hovers over content to promote a primary action in the application. Floating action buttons are most commonly used in the Scaffold.floatingActionButton field.

FlatButton

A flat button is a section printed on a Material Components widget that reacts to touches by filling with color.

IconButton

An icon button is a picture printed on a Material widget that reacts to touches by filling with color (ink).

DropdownButton

Shows the currently selected item and an arrow that opens a menu for selecting another item.

PopupMenuButton

Displays a menu when pressed and calls onSelected when the menu is dismissed because an item was selected.

ButtonBar

A horizontal arrangement of buttons.

Input and selections

TextField

Touching a text field places the cursor and displays the keyboard. The TextField widget implements this component.

Checkbox

Checkboxes allow the user to select multiple options from a set. The Checkbox widget implements this component.

Radio

Radio buttons allow the user to select one option from a set. Use radio buttons for exclusive selection if you think that the user needs to see all available options side-by-side.

Switch

On/off switches toggle the state of a single settings option. The Switch widget implements this component.

Slider

Sliders let users select from a range of values by moving the slider thumb.

Date & Time Pickers

Date pickers use a dialog window to select a single date on mobile. Time pickers use a dialog to select a single time (in the hours:minutes format) on mobile.

Dialogs, alerts, and panels

SimpleDialog

Simple dialogs can provide additional details or actions about a list item. For example they can display avatars icons clarifying subtext or orthogonal actions (such as adding an account).

AlertDialog

Alerts are urgent interruptions requiring acknowledgement that inform the user about a situation. The AlertDialog widget implements this component.

BottomSheet

Bottom sheets slide up from the bottom of the screen to reveal more content. You can call showBottomSheet() to implement a persistent bottom sheet or showModalBottomSheet() to implement a modal bottom sheet.

ExpansionPanel

Expansion panels contain creation flows and allow lightweight editing of an element. The ExpansionPanel widget implements this component.

SnackBar

A lightweight message with an optional action which briefly displays at the bottom of the screen.

Information displays

Image

A widget that displays an image.

Icon

A Material Design icon.

Chip

A Material Design chip. Chips represent complex entities in small blocks, such as a contact.

Tooltip

Tooltips provide text labels that help explain the function of a button or other user interface action. Wrap the button in a Tooltip widget to show a label when the widget long pressed (or when the user takes some other appropriate action).

DataTable

Data tables display sets of raw data. They usually appear in desktop enterprise products. The DataTable widget implements this component.

Card

A Material Design card. A card has slightly rounded corners and a shadow.

LinearProgressIndicator

Progress and activity indicators are visual indications of an app loading content. The LinearProgressIndicator widget implements this component. In addition you may also use the CircularProgressIndicator widget.

GridView

A grid list consists of a repeated pattern of cells arrayed in a vertical and horizontal layout. The GridView widget implements this component.

Layout

ListTile

A single fixed-height row that typically contains some text as well as a leading or trailing icon.

Stepper

A Material Design stepper widget that displays progress through a sequence of steps.

Divider

A one logical pixel thick horizontal line, with padding on either side.

See more widgets in the widget catalog.