Use StreamBuilder

1 files changed, 10 insertions, 7 deletions

diff --git a/lib/scan_page.dart b/lib/scan_page.dart
index fc08303..70dea6e 100644
--- a/lib/scan_page.dart
+++ b/lib/scan_page.dart
@@ -21,8 +21,6 @@ class ScanPage extends StatefulWidget {
 }
 
 class _ScanPageState extends State<ScanPage> {
-  List<Device> scanResults = [];
-
   Device? selectedDevice;
 
   void _doConnect() async {
@@ -38,7 +36,6 @@ class _ScanPageState extends State<ScanPage> {
   void _doScan() async {
     setState(() {
       selectedDevice = null;
-      scanResults = [];
     });
 
     // ...
@@ -99,10 +96,16 @@ class _ScanPageState extends State<ScanPage> {
                   ],
                 ),
                 Expanded(
-                  child: DeviceScanSelection(
-                    items: scanResults,
-                    onItemSelected: (item) {
-                      setState(() => selectedDevice = item);
+                  child: StreamBuilder(
+                    stream: widget.deviceScanner.scanResultsStream,
+                    initialData: <Device>[],
+                    builder: (context, asyncSnapshot) {
+                      return DeviceScanSelection(
+                        items: asyncSnapshot.data ?? [],
+                        onItemSelected: (item) {
+                          setState(() => selectedDevice = item);
+                        },
+                      );
                     },
                   ),
                 ),