CircularProgressIndicator.adaptive(

lib/pages/key_verification_dialog.dart

@@ -222,9 +222,7 @@ class _KeyVerificationPageState extends State<KeyVerificationDialog> {
           children: <Widget>[
             Image.asset('assets/verification.png', fit: BoxFit.contain),
             const SizedBox(height: 16),
-            PlatformInfos.isCupertinoStyle
-                ? CupertinoActivityIndicator()
-                : CircularProgressIndicator(),
+            CircularProgressIndicator.adaptive(strokeWidth: 2),
             const SizedBox(height: 16),
             Text(
               L10n.of(context).waitingPartnerAcceptRequest,
@@ -307,9 +305,7 @@ class _KeyVerificationPageState extends State<KeyVerificationDialog> {
         body = Column(
           mainAxisSize: MainAxisSize.min,
           children: <Widget>[
-            PlatformInfos.isCupertinoStyle
-                ? CupertinoActivityIndicator()
-                : CircularProgressIndicator(),
+            CircularProgressIndicator.adaptive(strokeWidth: 2),
             SizedBox(height: 10),
             Text(
               acceptText,

lib/pages/views/archive_view.dart

@@ -37,7 +37,8 @@ class ArchiveView extends StatelessWidget {
               ));
             }
             if (!snapshot.hasData) {
-              return Center(child: CircularProgressIndicator());
+              return Center(
+                  child: CircularProgressIndicator.adaptive(strokeWidth: 2));
             } else {
               controller.archive = snapshot.data;
               if (controller.archive.isEmpty) {

lib/pages/views/chat_encryption_settings_view.dart

@@ -54,7 +54,9 @@ class ChatEncryptionSettingsView extends StatelessWidget {
                     );
                   }
                   if (!snapshot.hasData) {
-                    return Center(child: CircularProgressIndicator());
+                    return Center(
+                        child:
+                            CircularProgressIndicator.adaptive(strokeWidth: 2));
                   }
                   final deviceKeys = snapshot.data;
                   return ListView.builder(

lib/pages/views/chat_permissions_settings_view.dart

@@ -104,7 +104,9 @@ class ChatPermissionsSettingsView extends StatelessWidget {
                         future: room.client.getCapabilities(),
                         builder: (context, snapshot) {
                           if (!snapshot.hasData) {
-                            return Center(child: CircularProgressIndicator());
+                            return Center(
+                                child: CircularProgressIndicator.adaptive(
+                                    strokeWidth: 2));
                           }
                           final String roomVersion = room
                                   .getState(EventTypes.RoomCreate)

lib/pages/views/chat_view.dart

@@ -243,7 +243,8 @@ class ChatView extends StatelessWidget {
                         builder: (BuildContext context, snapshot) {
                           if (controller.timeline == null) {
                             return Center(
-                              child: CircularProgressIndicator(strokeWidth: 2),
+                              child: CircularProgressIndicator.adaptive(
+                                  strokeWidth: 2),
                             );
                           }
 
@@ -279,7 +280,8 @@ class ChatView extends StatelessWidget {
                                 return i == controller.filteredEvents.length + 1
                                     ? controller.timeline.isRequestingHistory
                                         ? Center(
-                                            child: CircularProgressIndicator(),
+                                            child: CircularProgressIndicator
+                                                .adaptive(),
                                           )
                                         : controller.canLoadMore
                                             ? Center(

lib/pages/views/device_settings_view.dart

@@ -33,7 +33,8 @@ class DevicesSettingsView extends StatelessWidget {
               );
             }
             if (!snapshot.hasData || controller.devices == null) {
-              return Center(child: CircularProgressIndicator());
+              return Center(
+                  child: CircularProgressIndicator.adaptive(strokeWidth: 2));
             }
             return Column(
               children: <Widget>[
@@ -55,7 +56,7 @@ class DevicesSettingsView extends StatelessWidget {
                       style: TextStyle(color: Colors.red),
                     ),
                     trailing: controller.loadingDeletingDevices
-                        ? CircularProgressIndicator()
+                        ? CircularProgressIndicator.adaptive(strokeWidth: 2)
                         : Icon(Icons.delete_outline),
                     onTap: controller.loadingDeletingDevices
                         ? null

lib/pages/views/homeserver_picker_view.dart

@@ -49,7 +49,8 @@ class HomeserverPickerView extends StatelessWidget {
             child: FluffyBanner(),
           ),
           controller.isLoading
-              ? Center(child: CircularProgressIndicator())
+              ? Center(
+                  child: CircularProgressIndicator.adaptive(strokeWidth: 2))
               : controller.error != null
                   ? Center(
                       child: Padding(
@@ -76,7 +77,9 @@ class HomeserverPickerView extends StatelessWidget {
                           );
                         }
                         if (!snapshot.hasData) {
-                          return Center(child: CircularProgressIndicator());
+                          return Center(
+                              child: CircularProgressIndicator.adaptive(
+                                  strokeWidth: 2));
                         }
                         return Padding(
                           padding: const EdgeInsets.symmetric(

lib/pages/views/invitation_selection_view.dart

@@ -62,7 +62,7 @@ class InvitationSelectionView extends StatelessWidget {
                 builder: (BuildContext context, snapshot) {
                   if (!snapshot.hasData) {
                     return Center(
-                      child: CircularProgressIndicator(),
+                      child: CircularProgressIndicator.adaptive(strokeWidth: 2),
                     );
                   }
                   final contacts = snapshot.data;

lib/pages/views/search_view.dart

@@ -139,7 +139,9 @@ class SearchView extends StatelessWidget {
                         );
                       }
                       if (snapshot.connectionState != ConnectionState.done) {
-                        return Center(child: CircularProgressIndicator());
+                        return Center(
+                            child: CircularProgressIndicator.adaptive(
+                                strokeWidth: 2));
                       }
                       final publicRoomsResponse = snapshot.data;
                       if (publicRoomsResponse.chunk.isEmpty) {

lib/pages/views/settings_3pid_view.dart

@@ -39,7 +39,8 @@ class Settings3PidView extends StatelessWidget {
               );
             }
             if (!snapshot.hasData) {
-              return Center(child: CircularProgressIndicator());
+              return Center(
+                  child: CircularProgressIndicator.adaptive(strokeWidth: 2));
             }
             final identifier = snapshot.data;
             return Column(

lib/pages/views/settings_notifications_view.dart

@@ -99,7 +99,9 @@ class SettingsNotificationsView extends StatelessWidget {
                         );
                       }
                       if (snapshot.connectionState != ConnectionState.done) {
-                        Center(child: CircularProgressIndicator());
+                        Center(
+                            child: CircularProgressIndicator.adaptive(
+                                strokeWidth: 2));
                       }
                       final pushers = snapshot.data ?? [];
                       return ListView.builder(

lib/pages/views/video_viewer_view.dart

@@ -41,7 +41,7 @@ class VideoViewerView extends StatelessWidget {
         child: controller.error != null
             ? Text(controller.error.toString())
             : (controller.chewieController == null
-                ? CircularProgressIndicator(strokeWidth: 2)
+                ? CircularProgressIndicator.adaptive(strokeWidth: 2)
                 : Chewie(
                     controller: controller.chewieController,
                   )),

lib/widgets/connection_status_header.dart

@@ -56,7 +56,7 @@ class _ConnectionStatusHeaderState extends State<ConnectionStatusHeader> {
           SizedBox(
             width: 24,
             height: 24,
-            child: CircularProgressIndicator(
+            child: CircularProgressIndicator.adaptive(
               strokeWidth: 2,
               value: _connected ? 1.0 : _status.progress,
             ),

lib/widgets/event_content/audio_player.dart

@@ -135,7 +135,7 @@ class _AudioPlayerState extends State<AudioPlayerWidget> {
         Container(
           width: 30,
           child: status == AudioPlayerStatus.downloading
-              ? CircularProgressIndicator(strokeWidth: 2)
+              ? CircularProgressIndicator.adaptive(strokeWidth: 2)
               : IconButton(
                   icon: Icon(
                     audioPlayer.state == PlayerState.PLAYING

lib/widgets/event_content/image_bubble.dart

@@ -249,7 +249,7 @@ class _ImageBubbleState extends State<ImageBubble> {
       children: <Widget>[
         if (blurhash != null) blurhash,
         Center(
-          child: child ?? CircularProgressIndicator(strokeWidth: 2),
+          child: child ?? CircularProgressIndicator.adaptive(strokeWidth: 2),
         ),
       ],
     );

lib/widgets/profile_bottom_sheet.dart

@@ -79,7 +79,8 @@ class ProfileBottomSheet extends StatelessWidget {
                                   child: snapshot.hasError
                                       ? Text(snapshot.error
                                           .toLocalizedString(context))
-                                      : CircularProgressIndicator(),
+                                      : CircularProgressIndicator.adaptive(
+                                          strokeWidth: 2),
                                 )
                               : ContentBanner(
                                   profile.avatarUrl,