Join room loading indicators

Riot/Modules/Common/UserIndicators/UserIndicatorCancel.h

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+// 
+// Copyright 2022 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#ifndef UserIndicatorCancel_h
+#define UserIndicatorCancel_h
+
+/**
+ Callback function to cancel a `UserIndicator` without needing a direct reference to the object
+ 
+ Note: the function is defined in Objective-C (instead of Swift) to be accessible by both languages.
+ */
+typedef void (^UserIndicatorCancel)(void);
+
+#endif /* UserIndicatorCancel_h */