inventree/inventree-app
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Main screen loading indicator (#183)

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* Bug fix for login screen

- Prevent setState() from being called if the widget is no longer loaded

* Add callback function when API status changes

- Home screen uses this function to update connection status indicator

* Linting fixes
This commit is contained in:
Oliver
2022-07-19 23:10:06 +10:00
committed by GitHub
parent 7f3dfe7dd7
commit e03a8561b9
5 changed files with 74 additions and 5 deletions
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37
lib/widget/home.dart
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@ -23,6 +23,7 @@ import "package:inventree/widget/part_list.dart";
import "package:inventree/widget/purchase_order_list.dart";
import "package:inventree/widget/search.dart";
import "package:inventree/widget/snacks.dart";
import "package:inventree/widget/spinner.dart";
class InvenTreeHomePage extends StatefulWidget {
@ -51,6 +52,13 @@ class _InvenTreeHomePageState extends State<InvenTreeHomePage> {
), (timer) {
_refreshNotifications();
});
InvenTreeAPI().registerCallback(() {
setState(() {
// Reload the widget
});
});
}
// Index of bottom navigation bar
@ -352,6 +360,24 @@ class _InvenTreeHomePageState extends State<InvenTreeHomePage> {
* display a connection status widget
*/
Widget _connectionStatusWidget(BuildContext context) {
String? serverAddress = InvenTreeAPI().serverAddress;
bool validAddress = serverAddress != null;
bool connecting = !InvenTreeAPI().isConnected() && InvenTreeAPI().isConnecting();
Widget leading = FaIcon(FontAwesomeIcons.exclamationCircle, color: COLOR_DANGER);
Widget trailing = FaIcon(FontAwesomeIcons.server, color: COLOR_CLICK);
String title = L10().serverNotConnected;
String subtitle = L10().profileSelectOrCreate;
if (!validAddress) {
title = L10().serverNotSelected;
} else if (connecting) {
title = L10().serverConnecting;
subtitle = serverAddress;
leading = Spinner(icon: FontAwesomeIcons.spinner, color: COLOR_PROGRESS);
}
return Center(
child: Column(
children: [
@ -363,10 +389,10 @@ class _InvenTreeHomePageState extends State<InvenTreeHomePage> {
),
Spacer(),
ListTile(
title: Text(L10().serverNotConnected),
subtitle: Text(L10().profileSelectOrCreate),
trailing: FaIcon(FontAwesomeIcons.server, color: COLOR_CLICK),
leading: FaIcon(FontAwesomeIcons.exclamationCircle, color: COLOR_DANGER),
title: Text(title),
subtitle: Text(subtitle),
trailing: trailing,
leading: leading,
onTap: _selectProfile,
)
]
@ -456,6 +482,7 @@ class _InvenTreeHomePageState extends State<InvenTreeHomePage> {
Widget build(BuildContext context) {
var connected = InvenTreeAPI().isConnected();
var connecting = !connected && InvenTreeAPI().isConnecting();
return Scaffold(
key: _homeKey,
@ -465,7 +492,7 @@ class _InvenTreeHomePageState extends State<InvenTreeHomePage> {
IconButton(
icon: FaIcon(
FontAwesomeIcons.server,
color: connected ? COLOR_SUCCESS : COLOR_DANGER,
color: connected ? COLOR_SUCCESS : (connecting ? COLOR_PROGRESS: COLOR_DANGER),
),
onPressed: _selectProfile,
)