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/**
* @file llvoicechannel.h
* @brief Voice channel related classes
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_VOICECHANNEL_H
#define LL_VOICECHANNEL_H
#include "llhandle.h"
#include "llvoiceclient.h"
#include "lleventcoro.h"
#include "llcoros.h"
class LLPanel;
class LLVoiceChannel : public LLVoiceClientStatusObserver
{
public:
typedef enum e_voice_channel_state
{
STATE_NO_CHANNEL_INFO,
STATE_ERROR,
STATE_HUNG_UP,
STATE_READY,
STATE_CALL_STARTED,
STATE_RINGING,
STATE_CONNECTED
} EState;
typedef enum e_voice_channel_direction
{
INCOMING_CALL,
OUTGOING_CALL
} EDirection;
typedef boost::signals2::signal<void(const EState& old_state, const EState& new_state, const EDirection& direction, bool ended_by_agent, const LLUUID& session_id)> state_changed_signal_t;
// on current channel changed signal
typedef boost::function<void(const LLUUID& session_id)> channel_changed_callback_t;
typedef boost::signals2::signal<void(const LLUUID& session_id)> channel_changed_signal_t;
static channel_changed_signal_t sCurrentVoiceChannelChangedSignal;
static boost::signals2::connection setCurrentVoiceChannelChangedCallback(channel_changed_callback_t cb, bool at_front = false);
LLVoiceChannel(const LLUUID& session_id, const std::string& session_name);
virtual ~LLVoiceChannel();
virtual void onChange(EStatusType status, const LLSD& channelInfo, bool proximal);
virtual void handleStatusChange(EStatusType status);
virtual void handleError(EStatusType status);
virtual void deactivate();
virtual void activate();
virtual void setChannelInfo(const LLSD &channelInfo);
virtual void requestChannelInfo();
virtual BOOL isActive();
virtual BOOL callStarted();
// Session name is a UI label used for feedback about which person,
// group, or phone number you are talking to
const std::string& getSessionName() const { return mSessionName; }
boost::signals2::connection setStateChangedCallback(const state_changed_signal_t::slot_type& callback)
{ return mStateChangedCallback.connect(callback); }
const LLUUID getSessionID() { return mSessionID; }
EState getState() { return mState; }
void updateSessionID(const LLUUID& new_session_id);
const LLSD& getNotifyArgs() { return mNotifyArgs; }
void setCallDirection(EDirection direction) {mCallDirection = direction;}
EDirection getCallDirection() {return mCallDirection;}
static LLVoiceChannel* getChannelByID(const LLUUID& session_id);
static LLVoiceChannel* getCurrentVoiceChannel();
static void initClass();
static void suspend();
static void resume();
protected:
virtual void setState(EState state);
/**
* Use this method if you want mStateChangedCallback to be executed while state is changed
*/
void doSetState(const EState& state);
// there can be two directions INCOMING and OUTGOING
EDirection mCallDirection;
LLUUID mSessionID;
EState mState;
std::string mSessionName;
LLSD mNotifyArgs;
LLSD mChannelInfo;
// true if call was ended by agent
bool mCallEndedByAgent;
bool mIgnoreNextSessionLeave;
LLHandle<LLPanel> mLoginNotificationHandle;
typedef std::map<LLUUID, LLVoiceChannel*> voice_channel_map_t;
static voice_channel_map_t sVoiceChannelMap;
static LLVoiceChannel* sProximalVoiceChannel;
static LLVoiceChannel* sCurrentVoiceChannel;
static LLVoiceChannel* sSuspendedVoiceChannel;
static BOOL sSuspended;
private:
state_changed_signal_t mStateChangedCallback;
};
class LLVoiceChannelGroup : public LLVoiceChannel
{
public:
LLVoiceChannelGroup(const LLUUID& session_id, const std::string& session_name, BOOL hangup_on_last_leave);
void handleStatusChange(EStatusType status) override;
void handleError(EStatusType status) override;
void activate() override;
void deactivate() override;
void setChannelInfo(const LLSD &channelInfo) override;
void requestChannelInfo() override;
protected:
virtual void setState(EState state);
private:
void voiceCallCapCoro(std::string url);
U32 mRetries;
BOOL mIsRetrying;
BOOL mHangupOnLastLeave;
};
class LLVoiceChannelProximal : public LLVoiceChannel, public LLSingleton<LLVoiceChannelProximal>
{
LLSINGLETON(LLVoiceChannelProximal);
public:
void onChange(EStatusType status, const LLSD& channelInfo, bool proximal) override;
void handleStatusChange(EStatusType status) override;
void handleError(EStatusType status) override;
BOOL isActive() override;
void activate() override;
void deactivate() override;
};
class LLVoiceChannelP2P : public LLVoiceChannelGroup
{
public:
LLVoiceChannelP2P(const LLUUID &session_id,
const std::string &session_name,
const LLUUID &other_user_id,
LLVoiceP2POutgoingCallInterface * outgoing_call_interface);
void handleStatusChange(EStatusType status) override;
void handleError(EStatusType status) override;
void activate() override;
void requestChannelInfo() override;
void deactivate() override;
void setChannelInfo(const LLSD& channel_info);
protected:
virtual void setState(EState state);
private:
/**
* Add the caller to the list of people with which we've recently interacted
*
**/
void addToTheRecentPeopleList();
LLUUID mOtherUserID;
BOOL mReceivedCall;
LLVoiceP2POutgoingCallInterface *mOutgoingCallInterface;
LLVoiceP2PIncomingCallInterfacePtr mIncomingCallInterface;
};
#endif // LL_VOICECHANNEL_H
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