Added ability to dismiss settings setHost dialog

lib/l10n/app_en.arb

@@ -60,6 +60,11 @@
         "description": "Text displayed for save host button, should be capitalized",
         "context": "Visible in the host dialog"
     },
+    "hostDialogCancel": "Cancel",
+    "@hostDialogCancel": {
+        "description": "Text displayed for cancel button, should be capitalized",
+        "context": "Visible in the host dialog"
+    },
     "noSelectedModel": "<selector>",
     "@noSelectedModel": {
         "description": "Text displayed when no model is selected",

lib/main.dart

@@ -503,7 +503,7 @@ class _MainAppState extends State<MainApp> {
                 HapticFeedback.selectionClick();
                 Navigator.of(context).pop();
                 if (!chatAllowed) return;
-                setHost(context);
+                setHost(context, false);
                 setState(() {});
               }
             },

lib/worker_setter.dart

@@ -8,7 +8,7 @@ import 'package:http/http.dart' as http;
 import 'package:dartx/dartx.dart';
 import 'package:ollama_dart/ollama_dart.dart' as llama;
 
-void setHost(BuildContext context) {
+void setHost(BuildContext context, [bool force = true]) {
   bool loading = false;
   bool invalidHost = false;
   bool invalidUrl = false;
@@ -16,10 +16,10 @@ void setHost(BuildContext context) {
       TextEditingController(text: prefs?.getString("host") ?? "");
   showDialog(
       context: context,
-      barrierDismissible: false,
+      barrierDismissible: !force,
       builder: (context) => StatefulBuilder(
           builder: (context, setState) => PopScope(
-              canPop: false,
+              canPop: !force,
               child: AlertDialog(
                   title: Text(AppLocalizations.of(context)!.hostDialogTitle),
                   content: loading
@@ -108,7 +108,15 @@ void setHost(BuildContext context) {
                           }
                         },
                         child:
-                            Text(AppLocalizations.of(context)!.hostDialogSave))
+                            Text(AppLocalizations.of(context)!.hostDialogSave)),
+                    !force
+                        ? TextButton(
+                            onPressed: () {
+                              Navigator.of(context).pop();
+                            },
+                            child: Text(
+                                AppLocalizations.of(context)!.hostDialogCancel))
+                        : const SizedBox.shrink()
                   ]))));
 }