Merge branch 'main' into resolve-issue-missing-drag-scrolling

lib/widgets/checkbox.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 class CheckBox extends StatelessWidget {
   final String keyId;
   final bool value;
-  final ValueChanged<bool?> onChanged;
+  final ValueChanged<bool?>? onChanged;
   final ColorScheme? colorScheme;
   const CheckBox({
     super.key,

lib/widgets/intro_message.dart

@@ -16,7 +16,7 @@ class IntroMessage extends StatelessWidget {
     late final String version;
 
     Future<void> introData() async {
-      text = await rootBundle.loadString('assets/intro.md');
+      text = await rootBundle.loadString(kAssetIntroMd);
       version = (await PackageInfo.fromPlatform()).version;
     }
 

lib/widgets/overlay_widget.dart

@@ -0,0 +1,63 @@
+import 'package:flutter/material.dart';
+import 'package:lottie/lottie.dart';
+import '../consts.dart';
+
+class OverlayWidgetTemplate {
+  OverlayEntry? _overlay;
+  BuildContext context;
+  OverlayState? _overlayState;
+  OverlayWidgetTemplate({required this.context}) {
+    _overlayState = Overlay.of(context);
+  }
+
+  void show({required Widget widget}) {
+    if (_overlay == null) {
+      _overlay = OverlayEntry(
+        // replace with your own layout
+        builder: (context) => ColoredBox(
+            color: kColorBlack.withOpacity(kOverlayBackgroundOpacity),
+            child: widget),
+      );
+      _overlayState!.insert(_overlay!);
+    }
+  }
+
+  void hide() {
+    if (_overlay != null) {
+      _overlay?.remove();
+      _overlay = null;
+    }
+  }
+}
+
+class SavingOverlay extends StatelessWidget {
+  final bool saveCompleted;
+  const SavingOverlay({super.key, required this.saveCompleted});
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Card(
+        child: Padding(
+          padding: kPh60v60,
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Lottie.asset(
+                  saveCompleted ? kAssetSavedLottie : kAssetSavingLottie,
+                  width: 100,
+                  height: 100),
+              kHSpacer20,
+              Text(
+                saveCompleted ? kLabelSaved : kLabelSaving,
+                style: const TextStyle(
+                  fontSize: kDefaultFontSize,
+                ),
+              )
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/widgets/response_widgets.dart

@@ -42,7 +42,7 @@ class SendingWidget extends StatelessWidget {
       child: Column(
         mainAxisAlignment: MainAxisAlignment.center,
         children: [
-          Lottie.asset("assets/sending.json"),
+          Lottie.asset(kAssetSendingLottie),
         ],
       ),
     );

lib/widgets/widgets.dart

@@ -12,6 +12,7 @@ export 'intro_message.dart';
 export 'json_previewer.dart';
 export 'markdown.dart';
 export 'menus.dart';
+export 'overlay_widget.dart';
 export 'previewer.dart';
 export 'request_widgets.dart';
 export 'response_widgets.dart';