Update example

Author: Carapacik

flutter_cache_manager/example/lib/main.dart

@@ -1,6 +1,7 @@
 import 'package:baseflow_plugin_template/baseflow_plugin_template.dart';
 import 'package:example/plugin_example/download_page.dart';
 import 'package:example/plugin_example/floating_action_button.dart';
+import 'package:flutter/foundation.dart' show kDebugMode;
 import 'package:flutter/material.dart';
 import 'package:flutter_cache_manager/flutter_cache_manager.dart';
 
@@ -68,11 +69,13 @@ class CacheManagerPageState extends State<CacheManagerPage> {
 
   void _removeFile() {
     DefaultCacheManager().removeFile(url).then((value) {
-      //ignore: avoid_print
-      print('File removed');
+      if (kDebugMode) {
+        print('File removed');
+      }
     }).onError((error, stackTrace) {
-      //ignore: avoid_print
-      print(error);
+      if (kDebugMode) {
+        print(error);
+      }
     });
     setState(() {
       fileStream = null;

flutter_cache_manager/example/lib/plugin_example/download_page.dart

@@ -47,11 +47,8 @@ class DownloadPage extends StatelessWidget {
 
         return Scaffold(
           body: body,
-          floatingActionButton: !loading
-              ? Fab(
-                  downloadFile: downloadFile,
-                )
-              : null,
+          floatingActionButton:
+              !loading ? Fab(downloadFile: downloadFile) : null,
         );
       },
     );

flutter_cache_manager/example/lib/plugin_example/file_info_widget.dart

@@ -17,7 +17,7 @@ class FileInfoWidget extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return ListView(
-      children: <Widget>[
+      children: [
         ListTile(
           title: const Text('Original URL'),
           subtitle: Text(fileInfo.originalUrl),
@@ -36,15 +36,13 @@ class FileInfoWidget extends StatelessWidget {
         ),
         Padding(
           padding: const EdgeInsets.all(10),
-          // ignore: deprecated_member_use
           child: ElevatedButton(
             onPressed: clearCache,
             child: const Text('CLEAR CACHE'),
           ),
         ),
         Padding(
           padding: const EdgeInsets.all(10),
-          // ignore: deprecated_member_use
           child: ElevatedButton(
             onPressed: removeFile,
             child: const Text('REMOVE FILE'),

flutter_cache_manager/example/lib/plugin_example/progress_indicator.dart

@@ -13,11 +13,11 @@ class ProgressIndicator extends StatelessWidget {
     return Center(
       child: Row(
         mainAxisAlignment: MainAxisAlignment.center,
-        children: <Widget>[
+        children: [
           SizedBox(
             width: 50,
             height: 50,
-            child: CircularProgressIndicator(
+            child: CircularProgressIndicator.adaptive(
               value: progress?.progress,
             ),
           ),