Feature: Introduce GlassBottomBar for enhanced navigation with a glass effect and integrate it into AppShell for improved UI aesthetics.

This commit is contained in:
2025-09-27 15:39:32 +02:00
parent ff357d4a4a
commit 2bdb094819
2 changed files with 143 additions and 17 deletions

View File

@@ -0,0 +1,129 @@
import 'dart:ui';
import 'package:flutter/material.dart';
class GlassBottomBarItem {
final IconData icon;
final String label;
final String route;
const GlassBottomBarItem({
required this.icon,
required this.label,
required this.route,
});
}
class GlassBottomBar extends StatelessWidget {
const GlassBottomBar({
super.key,
required this.items,
required this.currentPath,
required this.onSelect,
});
final List<GlassBottomBarItem> items;
final String currentPath;
final void Function(String route) onSelect;
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
bool isSelected(String route) => currentPath.startsWith(route);
return SafeArea(
minimum: const EdgeInsets.only(left: 12, right: 12, bottom: 12),
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 20, sigmaY: 20),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 8),
decoration: BoxDecoration(
color: cs.surface.withOpacity(0.65), // glass tint
borderRadius: BorderRadius.circular(20),
border: Border.all(color: cs.outline.withOpacity(0.18)),
boxShadow: [
BoxShadow(
color: cs.shadow.withOpacity(0.08),
blurRadius: 18,
offset: const Offset(0, 6),
),
],
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
for (final it in items)
_GlassItem(
icon: it.icon,
label: it.label,
selected: isSelected(it.route),
onTap: () => onSelect(it.route),
),
],
),
),
),
),
);
}
}
class _GlassItem extends StatelessWidget {
const _GlassItem({
required this.icon,
required this.label,
required this.selected,
required this.onTap,
});
final IconData icon;
final String label;
final bool selected;
final VoidCallback onTap;
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Expanded(
child: GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: onTap,
child: AnimatedContainer(
duration: const Duration(milliseconds: 180),
curve: Curves.easeOut,
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 8),
decoration: BoxDecoration(
color: selected
? cs.primaryContainer.withOpacity(0.35)
: Colors.transparent,
borderRadius: BorderRadius.circular(14),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
icon,
size: 22,
color: selected ? cs.onPrimaryContainer : cs.onSurfaceVariant,
),
const SizedBox(height: 4),
Text(
label,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: 11,
fontWeight: selected ? FontWeight.w600 : FontWeight.w500,
color: selected ? cs.onPrimaryContainer : cs.onSurfaceVariant,
),
),
],
),
),
),
);
}
}

View File

@@ -1,6 +1,7 @@
import 'package:app/core/app/router.dart';
import 'package:app/core/features/feature_controller.dart';
import 'package:app/core/i18n/translations.g.dart';
import 'package:app/core/ui/glas_bottom_bar.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:provider/provider.dart';
@@ -160,23 +161,23 @@ class _AppShellState extends State<AppShell> {
return Scaffold(
appBar: appBar,
// Let content flow under the floating bar for the glass effect
extendBody: true,
body: SafeArea(child: widget.child),
bottomNavigationBar: AnimatedBuilder(
animation: fc,
builder: (context, _) {
final baseTabs = _getMobileTabs(context);
// Erlaubte Tabs filtern
// Filter allowed tabs (your existing guard)
var tabs = <({IconData icon, String label, String route})>[
for (final it in baseTabs)
if (_routeEnabled(it.route, fc)) it,
];
// Fallback: min. 2 Ziele sicherstellen
// Fallback to ensure min. 2 items
if (tabs.length < 2) {
// Home ist immer erlaubt; „Einstellungen“ als zweites Ziel ergänzen
tabs = [
// Stelle sicher, dass Home als erstes drin ist
(
icon: Icons.dashboard,
label: Translations.of(context).app.navigationDashboard,
@@ -190,22 +191,18 @@ class _AppShellState extends State<AppShell> {
];
}
// aktuellen Index robust bestimmen
final currentPath = GoRouterState.of(context).matchedLocation;
int selected = 0;
for (var i = 0; i < tabs.length; i++) {
if (currentPath.startsWith(tabs[i].route)) {
selected = i;
break;
}
}
return NavigationBar(
selectedIndex: selected,
onDestinationSelected: (i) => context.go(tabs[i].route),
destinations: [
return GlassBottomBar(
currentPath: currentPath,
onSelect: (route) => context.go(route),
items: [
for (final it in tabs)
NavigationDestination(icon: Icon(it.icon), label: it.label),
GlassBottomBarItem(
icon: it.icon,
label: it.label,
route: it.route,
),
],
);
},