fix: can't quit app

lib/view/page/sftp/downloaded.dart

@@ -23,8 +23,7 @@ class SFTPDownloadedPage extends StatefulWidget {
 class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
   PathWithPrefix? _path;
   String? _prefixPath;
-  late S s;
-  late ThemeData _theme;
+  late S _s;
 
   @override
   void initState() {
@@ -39,15 +38,14 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
   @override
   void didChangeDependencies() {
     super.didChangeDependencies();
-    s = S.of(context);
-    _theme = Theme.of(context);
+    _s = S.of(context);
   }
 
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(s.download),
+        title: Text(_s.download),
         actions: [
           IconButton(
             icon: const Icon(Icons.downloading),
@@ -68,7 +66,7 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
       floatingActionButton: FloatingActionButton(
         onPressed: (() {
           if (_path!.path == _prefixPath) {
-            showSnackBar(context, Text(s.alreadyLastDir));
+            showSnackBar(context, Text(_s.alreadyLastDir));
             return;
           }
           _path!.update('..');
@@ -80,18 +78,13 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
   }
 
   Widget _buildPath() {
-    final color = _theme.scaffoldBackgroundColor;
     return Container(
-      color: color,
       padding: const EdgeInsets.fromLTRB(11, 7, 11, 11),
       child: Column(
         mainAxisSize: MainAxisSize.min,
         children: [
           const Divider(),
-          (_path?.path ?? s.loadingFiles).omitStartStr(
-            style: TextStyle(
-                color: color.isBrightColor ? Colors.black : Colors.white),
-          )
+          (_path?.path ?? _s.loadingFiles).omitStartStr(),
         ],
       ),
     );
@@ -142,30 +135,30 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
     final fileName = file.path.split('/').last;
     showRoundDialog(
       context,
-      s.choose,
+      _s.choose,
       Column(
         mainAxisSize: MainAxisSize.min,
         children: [
           ListTile(
             leading: const Icon(Icons.delete),
-            title: Text(s.delete),
+            title: Text(_s.delete),
             onTap: () {
               Navigator.of(context).pop();
               showRoundDialog(
                 context,
-                s.sureDelete(fileName),
+                _s.sureDelete(fileName),
                 const SizedBox(),
                 [
                   TextButton(
                       onPressed: () => Navigator.of(context).pop(),
-                      child: Text(s.cancel)),
+                      child: Text(_s.cancel)),
                   TextButton(
                     onPressed: () {
                       file.deleteSync();
                       setState(() {});
                       Navigator.of(context).pop();
                     },
-                    child: Text(s.ok),
+                    child: Text(_s.ok),
                   ),
                 ],
               );
@@ -173,7 +166,7 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
           ),
           ListTile(
             leading: const Icon(Icons.open_in_new),
-            title: Text(s.open),
+            title: Text(_s.open),
             onTap: () {
               shareFiles(context, [file.absolute.path]);
             },
@@ -183,7 +176,7 @@ class _SFTPDownloadedPageState extends State<SFTPDownloadedPage> {
       [
         TextButton(
             onPressed: (() => Navigator.of(context).pop()),
-            child: Text(s.close))
+            child: Text(_s.close))
       ],
     );
   }