| /* |
| * Copyright (C) 2014-2021 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef RemoteCommandListener_h |
| #define RemoteCommandListener_h |
| |
| #include "DeferrableTask.h" |
| #include "PlatformMediaSession.h" |
| |
| namespace WebCore { |
| |
| class RemoteCommandListenerClient { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| virtual ~RemoteCommandListenerClient() = default; |
| virtual void didReceiveRemoteControlCommand(PlatformMediaSession::RemoteControlCommandType, const PlatformMediaSession::RemoteCommandArgument&) = 0; |
| }; |
| |
| class WEBCORE_EXPORT RemoteCommandListener { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| static std::unique_ptr<RemoteCommandListener> create(RemoteCommandListenerClient&); |
| RemoteCommandListener(RemoteCommandListenerClient&); |
| virtual ~RemoteCommandListener(); |
| |
| using CreationFunction = Function<std::unique_ptr<RemoteCommandListener>(RemoteCommandListenerClient&)>; |
| static void setCreationFunction(CreationFunction&&); |
| static void resetCreationFunction(); |
| |
| void addSupportedCommand(PlatformMediaSession::RemoteControlCommandType); |
| void removeSupportedCommand(PlatformMediaSession::RemoteControlCommandType); |
| |
| using RemoteCommandsSet = HashSet<PlatformMediaSession::RemoteControlCommandType, IntHash<PlatformMediaSession::RemoteControlCommandType>, WTF::StrongEnumHashTraits<PlatformMediaSession::RemoteControlCommandType>>; |
| void setSupportedCommands(const RemoteCommandsSet&); |
| const RemoteCommandsSet& supportedCommands() const; |
| |
| virtual void updateSupportedCommands(); |
| void scheduleSupportedCommandsUpdate(); |
| |
| void setSupportsSeeking(bool); |
| bool supportsSeeking() const; |
| |
| RemoteCommandListenerClient& client() const { return m_client; } |
| |
| private: |
| RemoteCommandListenerClient& m_client; |
| RemoteCommandsSet m_supportedCommands; |
| MainThreadDeferrableTask m_updateCommandsTask; |
| bool m_supportsSeeking { false }; |
| }; |
| |
| } |
| |
| #endif |