Files
iroute/lib/components/toly_ui/navigation/toly_navigation_rail.dart
toly bcba7ebae2 v3
2023-10-21 10:10:48 +08:00

164 lines
4.1 KiB
Dart

import 'package:flutter/material.dart';
import 'menu_meta.dart';
// final List<NavigationRailDestination> destinations = const [
// NavigationRailDestination(icon: Icon(Icons.color_lens_outlined), label: Text("颜色板")),
// NavigationRailDestination(icon: Icon(Icons.add_chart), label: Text("计数器")),
// NavigationRailDestination(icon: Icon(Icons.person), label: Text("我的")),
// NavigationRailDestination(icon: Icon(Icons.settings), label: Text("设置")),
// ];
const List<MenuMeta> kDeskNavBarMenus = [
MenuMeta(label: '颜色板', icon: Icons.color_lens_outlined),
MenuMeta(
label: '计数器',
icon: Icons.add_chart,
),
MenuMeta(
label: '我的',
icon: Icons.person,
),
MenuMeta(label: '设置', icon: Icons.settings),
];
class TolyNavigationRail extends StatelessWidget {
final ValueChanged<int> onDestinationSelected;
final Color backgroundColor;
final int? selectedIndex;
final Widget? leading;
const TolyNavigationRail({
Key? key,
required this.onDestinationSelected,
required this.selectedIndex,
this.leading,
required this.backgroundColor,
}) : super(key: key);
@override
Widget build(BuildContext context) {
return Container(
width: 64,
color: backgroundColor,
child: Column(
children: [
if(leading!=null) leading!,
Expanded(
child: LeftNavigationMenu(
items: kDeskNavBarMenus,
selectedIndex: selectedIndex,
onTapItem: onDestinationSelected,
)),
// if (selectedIndex == 0) HelpButton()
],
),
);
}
}
class LeftNavigationMenu extends StatelessWidget {
final List<MenuMeta> items;
final ValueChanged<int> onTapItem;
final int? selectedIndex;
const LeftNavigationMenu(
{Key? key,
required this.items,
required this.selectedIndex,
required this.onTapItem})
: super(key: key);
@override
Widget build(BuildContext context) {
return Column(
children: items.asMap().keys.map((int index) {
return LeftNavigationBarItemWidget(
item: items[index],
selected: index == selectedIndex,
onTap: () {
onTapItem.call(index);
},
);
}).toList(),
);
}
}
class LeftNavigationBarItemWidget extends StatefulWidget {
final MenuMeta item;
final bool selected;
final VoidCallback onTap;
const LeftNavigationBarItemWidget(
{Key? key,
required this.item,
required this.selected,
required this.onTap})
: super(key: key);
@override
State<LeftNavigationBarItemWidget> createState() =>
_LeftNavigationBarItemWidgetState();
}
class _LeftNavigationBarItemWidgetState
extends State<LeftNavigationBarItemWidget> {
bool _hover = false;
@override
Widget build(BuildContext context) {
Color? bgColor;
Color iconColor;
if (widget.selected) {
bgColor = Colors.white.withOpacity(0.2);
iconColor = Colors.white;
} else {
bgColor = _hover ? Colors.white.withOpacity(0.1) : null;
iconColor = Colors.white.withOpacity(0.8);
}
return InkWell(
onTap: widget.selected
? null
: () {
widget.onTap();
setState(() {
_hover = false;
});
},
onHover: widget.selected
? null
: (v) {
setState(() {
_hover = v;
});
},
child: Container(
alignment: Alignment.center,
margin: EdgeInsets.only(bottom: 10),
width: 50,
height: 50,
decoration: BoxDecoration(
color: bgColor, borderRadius: BorderRadius.circular(8)),
child: Wrap(
direction: Axis.vertical,
crossAxisAlignment: WrapCrossAlignment.center,
spacing: 2,
children: [
Icon(
widget.item.icon,
color: iconColor,
),
Text(
widget.item.label,
style: TextStyle(color: iconColor, fontSize: 12),
)
],
),
),
);
}
}