1 #ifndef DALI_INTERNAL_NOTIFICATION_MANAGER_H
2 #define DALI_INTERNAL_NOTIFICATION_MANAGER_H
5 * Copyright (c) 2023 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/internal/common/owner-pointer.h>
23 #include <dali/internal/event/common/notifier-interface.h> ///< for NotifierInterface::NotifyId
24 #include <dali/public-api/common/dali-vector.h>
30 class CompleteNotificationInterface;
34 * Provides notifications to the event-thread regarding the changes in previous update(s).
35 * For example after an animation finished, or after resources were loaded.
37 class NotificationManager
40 // TODO : Can we get this typename from complete-notification-interface.h?
41 using NotificationParameterList = typename Dali::Vector<NotifierInterface::NotifyId>;
44 * Create an NotificationManager. Owned by Core in event thread side.
46 NotificationManager();
51 virtual ~NotificationManager();
53 /// Update side interface, can only be called from Update-thread
56 * Queue a scene message to an interface. This method is thread-safe.
57 * @param[in] instance to be notified about completion of the Update side event.
58 * @param[in] parameter list of notifiers as input.
60 void QueueNotification(CompleteNotificationInterface* instance, NotificationParameterList&& parameter);
63 * Queue a scene message. This method is thread-safe.
64 * @param[in] message A newly allocated message; NotificationManager takes ownership.
66 void QueueMessage(MessageBase* message);
69 * Signal Notification Manager that update frame is completed so it can let event thread process the notifications
71 void UpdateCompleted();
73 /// Event side interface, can only be called from Update-thread
76 * Query whether the NotificationManager has messages to process.
77 * @return True if there are messages to process.
79 bool MessagesToProcess();
82 * This function is called by Core when events are processed.
84 void ProcessMessages();
88 NotificationManager(const NotificationManager& notificationManager);
91 NotificationManager& operator=(const NotificationManager& notificationManager);
98 } // namespace Internal
102 #endif // DALI_INTERNAL_NOTIFICATION_MANAGER_H