altech_ui_flutter

ALTECH Logo

Modern, reusable, and customizable Flutter UI components with Material 3, design tokens, and centralized theming.

Preview (Partial Components)

These screenshots show only part of the component set. For the full list, check Components and run the example app.

Cards and Buttons Preview

Dialogs and Sheets Preview

Highlights

  • Material 3 first (useMaterial3: true)
  • Light and dark theme support
  • Centralized theme system via AltechTheme
  • Token-driven design (colors, typography, spacing, radius, shadow)
  • Components optimized for white and dark backgrounds
  • Reusable + customizable API for production apps
  • Responsive helpers for dashboard-style layouts

Installation

dependencies:
  altech_ui_flutter: ^2.0.2

Quick Start

import 'package:altech_ui_flutter/altech_ui_flutter.dart';
import 'package:flutter/material.dart';

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      theme: AltechTheme.light(),
      darkTheme: AltechTheme.dark(),
      themeMode: ThemeMode.system,
      home: const HomePage(),
    );
  }
}

Design Tokens

  • Colors: AltechColorTokens, AltechSemanticColors
  • Typography: AltechTypography
  • Spacing: AltechSpacing
  • Radius: AltechRadius
  • Shadow: AltechShadowTokens
final semantic = context.semanticColors;
final shadows = context.shadows;

Components

Alerts and Feedback

AltechAlert.show(
  context,
  title: 'Success',
  message: 'Data saved successfully',
  type: AlertType.success,
);

const AltechFeedbackBanner(
  title: 'Sync Complete',
  message: 'Workspace synced successfully.',
  type: AlertType.success,
);

Dialogs and Sheets

AltechDialog.show(
  context,
  title: 'Delete Item?',
  message: 'This action cannot be undone.',
  confirmText: 'Delete',
  cancelText: 'Cancel',
  destructive: true,
);

AltechConfirmationDialog.show(
  context,
  title: 'Exit application?',
  message: 'Unsaved progress will be lost.',
);

AltechBottomSheet.show(
  context,
  title: 'Share Document',
  child: const Row(
    mainAxisAlignment: MainAxisAlignment.spaceEvenly,
    children: [
      AltechSheetActionItem(icon: Icons.link_rounded, label: 'Copy Link'),
      AltechSheetActionItem(icon: Icons.mail_outline_rounded, label: 'Email'),
      AltechSheetActionItem(icon: Icons.more_horiz_rounded, label: 'More'),
    ],
  ),
);

Buttons

AltechButton(
  text: 'Primary Action',
  variant: ButtonVariant.primary,
  onPressed: () {},
)

Available variants:

  • primary
  • secondary
  • tonal
  • outline
  • text
  • destructive

Inputs and Forms

AltechTextField(
  hintText: 'Enter your email',
  leadingIcon: Icons.email_outlined,
  trailingIcon: Icons.check_circle_outline_rounded,
);

AltechDropdownField<String>(
  hintText: 'Select role',
  prefixIcon: Icons.workspaces_outline,
  items: const [
    DropdownMenuItem(value: 'admin', child: Text('Admin')),
    DropdownMenuItem(value: 'user', child: Text('User')),
  ],
  onChanged: (value) {},
);

AltechCheckboxField(
  value: true,
  label: 'I agree to the terms and conditions',
  onChanged: (value) {},
)

AltechTopSearchBar(
  hintText: 'Search everywhere...',
  onPrimaryAction: () {},
);

AltechSidebarNavigation(
  title: 'Altech UI',
  selectedIndex: 0,
  onChanged: (index) {},
  items: const [
    AltechSidebarNavItem(label: 'Dashboard', icon: Icons.home_outlined),
    AltechSidebarNavItem(label: 'Analytics', icon: Icons.insert_chart_outlined),
  ],
);

AltechNavigationBar(
  floating: true,
  selectedIndex: 0,
  onDestinationSelected: (index) {},
  destinations: const [
    AltechNavigationDestination(icon: Icon(Icons.home_outlined), label: 'Home'),
    AltechNavigationDestination(icon: Icon(Icons.search_rounded), label: 'Search'),
  ],
)

Cards

const AltechCard(
  child: Text('Reusable card component'),
);

AltechMetricCard(
  title: 'Current Balance',
  value: '\$12,050.00',
  subtitle: 'Available across all accounts',
  variant: MetricCardVariant.dark,
  primaryActionLabel: 'Transfer',
  secondaryActionLabel: 'Details',
  onPrimaryAction: () {},
  onSecondaryAction: () {},
)

States and Loaders

const AltechEmptyState(
  title: 'No Projects Found',
  message: 'Create your first project to get started.',
);

AltechErrorState(
  title: 'Oops!',
  message: 'An error occurred while loading data.',
  onRetry: () {},
);

const AltechSkeleton(width: 220, height: 16);
const AltechShimmer(width: 220, height: 16);

AltechLoadingOverlay(
  isLoading: isSubmitting,
  message: 'Processing...',
  child: YourPageContent(),
)

Avatars, Badges, Chips

const AltechAvatar(initials: 'AL');
const AltechAvatarGroup(initials: ['JS', 'MK', 'FR']);

const AltechBadge(
  label: 'In Progress',
  variant: AltechBadgeVariant.info,
);

const AltechChip(
  label: 'Active',
  selected: true,
);

Snackbar and Toast

AltechSnackbar.show(
  context,
  title: 'Saved',
  message: 'Changes saved successfully.',
  type: AlertType.success,
  actionLabel: 'Undo',
  onActionPressed: () {},
);

AltechToast.show(context, message: 'Saved');

Layout Helpers

AltechResponsiveLayout(
  mobile: MobileWidget(),
  tablet: TabletWidget(),
  desktop: DesktopWidget(),
);

AltechSplitView(
  left: LeftWidget(),
  right: RightWidget(),
);

AltechDashboardShell(
  sidebar: SidebarWidget(),
  main: MainWidget(),
)

Full Exported API

altech_ui_flutter.dart exports all public components and tokens, including:

  • Alerts: AltechAlert, AltechFeedbackBanner, AlertType
  • Dialogs: AltechDialog, AltechConfirmationDialog, AltechModal, AltechStatusPopup
  • Sheets: AltechBottomSheet, AltechSheetActionItem
  • Inputs/Forms: AltechTextField, AltechDropdownField, AltechCheckboxField
  • Navigation: AltechAppBar, AltechTopSearchBar, AltechSidebarNavigation, AltechNavigationBar
  • Cards: AltechCard, AltechMetricCard
  • States/Loaders: AltechEmptyState, AltechErrorState, AltechLoadingOverlay, AltechSkeleton, AltechShimmer
  • Feedback: AltechSnackbar, AltechToast
  • Avatar/Badge/Chip: AltechAvatar, AltechAvatarGroup, AltechBadge, AltechChip
  • Layout: AltechResponsiveLayout, AltechSplitView, AltechDashboardShell
  • Theme and tokens: AltechTheme, AltechColorTokens, AltechSemanticColors, AltechTypography, AltechSpacing, AltechRadius, AltechShadowTokens

License

MIT License.

Libraries

altech_ui_flutter
Altech UI Flutter public API exports.