/** * @file llcallfloater.cpp * @author Mike Antipov * @brief Voice Control Panel in a Voice Chats (P2P, Group, Nearby...). * * $LicenseInfo:firstyear=2009&license=viewergpl$ * * Copyright (c) 2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llnotificationsutil.h" #include "lltrans.h" #include "llcallfloater.h" #include "llagent.h" #include "llagentdata.h" // for gAgentID #include "llavatariconctrl.h" #include "llavatarlist.h" #include "llbottomtray.h" #include "llimfloater.h" #include "llfloaterreg.h" #include "llparticipantlist.h" #include "llspeakers.h" #include "lltextutil.h" #include "lltransientfloatermgr.h" #include "llviewerwindow.h" #include "llvoicechannel.h" static void get_voice_participants_uuids(std::vector& speakers_uuids); class LLNonAvatarCaller : public LLAvatarListItem { public: LLNonAvatarCaller() : LLAvatarListItem(false) { } BOOL postBuild() { BOOL rv = LLAvatarListItem::postBuild(); if (rv) { setOnline(true); showLastInteractionTime(false); setShowProfileBtn(false); setShowInfoBtn(false); mAvatarIcon->setValue("Avaline_Icon"); mAvatarIcon->setToolTip(std::string("")); } return rv; } void setName(const std::string& name) { const std::string& formatted_phone = LLTextUtil::formatPhoneNumber(name); LLAvatarListItem::setName(formatted_phone); } void setSpeakerId(const LLUUID& id) { mSpeakingIndicator->setSpeakerId(id); } }; static void* create_non_avatar_caller(void*) { return new LLNonAvatarCaller; } LLCallFloater::LLAvatarListItemRemoveTimer::LLAvatarListItemRemoveTimer(callback_t remove_cb, F32 period, const LLUUID& speaker_id) : LLEventTimer(period) , mRemoveCallback(remove_cb) , mSpeakerId(speaker_id) { } BOOL LLCallFloater::LLAvatarListItemRemoveTimer::tick() { if (mRemoveCallback) { mRemoveCallback(mSpeakerId); } return TRUE; } LLVoiceChannel* LLCallFloater::sCurrentVoiceCanel = NULL; LLCallFloater::LLCallFloater(const LLSD& key) : LLTransientDockableFloater(NULL, false, key) , mSpeakerManager(NULL) , mParticipants(NULL) , mAvatarList(NULL) , mNonAvatarCaller(NULL) , mVoiceType(VC_LOCAL_CHAT) , mAgentPanel(NULL) , mSpeakingIndicator(NULL) , mIsModeratorMutedVoice(false) , mInitParticipantsVoiceState(false) , mVoiceLeftRemoveDelay(10) { static LLUICachedControl voice_left_remove_delay ("VoiceParticipantLeftRemoveDelay", 10); mVoiceLeftRemoveDelay = voice_left_remove_delay; mFactoryMap["non_avatar_caller"] = LLCallbackMap(create_non_avatar_caller, NULL); LLVoiceClient::getInstance()->addObserver(this); LLTransientFloaterMgr::getInstance()->addControlView(this); } LLCallFloater::~LLCallFloater() { resetVoiceRemoveTimers(); delete mParticipants; mParticipants = NULL; mAvatarListRefreshConnection.disconnect(); mVoiceChannelStateChangeConnection.disconnect(); // Don't use LLVoiceClient::getInstance() here // singleton MAY have already been destroyed. if(LLVoiceClient::getInstance()) { LLVoiceClient::getInstance()->removeObserver(this); } LLTransientFloaterMgr::getInstance()->removeControlView(this); } // virtual BOOL LLCallFloater::postBuild() { LLTransientDockableFloater::postBuild(); mAvatarList = getChild("speakers_list"); mAvatarListRefreshConnection = mAvatarList->setRefreshCompleteCallback(boost::bind(&LLCallFloater::onAvatarListRefreshed, this)); childSetAction("leave_call_btn", boost::bind(&LLCallFloater::leaveCall, this)); mNonAvatarCaller = getChild("non_avatar_caller"); mNonAvatarCaller->setVisible(FALSE); LLView *anchor_panel = LLBottomTray::getInstance()->getChild("speak_flyout_btn"); setDockControl(new LLDockControl( anchor_panel, this, getDockTongue(), LLDockControl::TOP)); initAgentData(); connectToChannel(LLVoiceChannel::getCurrentVoiceChannel()); return TRUE; } // virtual void LLCallFloater::onOpen(const LLSD& /*key*/) { } // virtual void LLCallFloater::draw() { // we have to refresh participants to display ones not in voice as disabled. // It should be done only when she joins or leaves voice chat. // But seems that LLVoiceClientParticipantObserver is not enough to satisfy this requirement. // *TODO: mantipov: remove from draw() // NOTE: it looks like calling onChange() here is not necessary, // but sometime it is not called properly from the observable object. // Seems this is a problem somewhere in Voice Client (LLVoiceClient::participantAddedEvent) // onChange(); bool is_moderator_muted = LLVoiceClient::getInstance()->getIsModeratorMuted(gAgentID); if (mIsModeratorMutedVoice != is_moderator_muted) { setModeratorMutedVoice(is_moderator_muted); } // Need to resort the participant list if it's in sort by recent speaker order. if (mParticipants) mParticipants->updateRecentSpeakersOrder(); LLTransientDockableFloater::draw(); } // virtual void LLCallFloater::onChange() { if (NULL == mParticipants) return; updateParticipantsVoiceState(); // Add newly joined participants. std::vector speakers_uuids; get_voice_participants_uuids(speakers_uuids); for (std::vector::const_iterator it = speakers_uuids.begin(); it != speakers_uuids.end(); it++) { mParticipants->addAvatarIDExceptAgent(*it); } } S32 LLCallFloater::notifyParent(const LLSD& info) { if("size_changes" == info["action"]) { reshapeToFitContent(); return 1; } return LLDockableFloater::notifyParent(info); } ////////////////////////////////////////////////////////////////////////// /// PRIVATE SECTION ////////////////////////////////////////////////////////////////////////// void LLCallFloater::leaveCall() { LLVoiceChannel* voice_channel = LLVoiceChannel::getCurrentVoiceChannel(); if (voice_channel) { voice_channel->deactivate(); } } void LLCallFloater::updateSession() { LLVoiceChannel* voice_channel = LLVoiceChannel::getCurrentVoiceChannel(); if (voice_channel) { LL_DEBUGS("Voice") << "Current voice channel: " << voice_channel->getSessionID() << LL_ENDL; if (mSpeakerManager && voice_channel->getSessionID() == mSpeakerManager->getSessionID()) { LL_DEBUGS("Voice") << "Speaker manager is already set for session: " << voice_channel->getSessionID() << LL_ENDL; return; } else { mSpeakerManager = NULL; } } const LLUUID& session_id = voice_channel->getSessionID(); LL_DEBUGS("Voice") << "Set speaker manager for session: " << session_id << LL_ENDL; LLIMModel::LLIMSession* im_session = LLIMModel::getInstance()->findIMSession(session_id); if (im_session) { mSpeakerManager = LLIMModel::getInstance()->getSpeakerManager(session_id); switch (im_session->mType) { case IM_NOTHING_SPECIAL: case IM_SESSION_P2P_INVITE: mVoiceType = VC_PEER_TO_PEER; if (!im_session->mOtherParticipantIsAvatar) { mVoiceType = VC_PEER_TO_PEER_AVALINE; } break; case IM_SESSION_CONFERENCE_START: case IM_SESSION_GROUP_START: case IM_SESSION_INVITE: if (gAgent.isInGroup(session_id)) { mVoiceType = VC_GROUP_CHAT; } else { mVoiceType = VC_AD_HOC_CHAT; } break; default: llwarning("Failed to determine voice call IM type", 0); mVoiceType = VC_GROUP_CHAT; break; } } if (NULL == mSpeakerManager) { // by default let show nearby chat participants mSpeakerManager = LLLocalSpeakerMgr::getInstance(); LL_DEBUGS("Voice") << "Set DEFAULT speaker manager" << LL_ENDL; mVoiceType = VC_LOCAL_CHAT; } updateTitle(); //hide "Leave Call" button for nearby chat bool is_local_chat = mVoiceType == VC_LOCAL_CHAT; childSetVisible("leave_call_btn", !is_local_chat); refreshParticipantList(); updateAgentModeratorState(); //show floater for voice calls if (!is_local_chat) { LLIMFloater* im_floater = LLIMFloater::findInstance(session_id); bool show_me = !(im_floater && im_floater->getVisible()); if (show_me) { setVisible(true); } } } void LLCallFloater::refreshParticipantList() { bool non_avatar_caller = VC_PEER_TO_PEER_AVALINE == mVoiceType; if (non_avatar_caller) { LLIMModel::LLIMSession* session = LLIMModel::instance().findIMSession(mSpeakerManager->getSessionID()); mNonAvatarCaller->setSpeakerId(session->mOtherParticipantID); mNonAvatarCaller->setName(session->mName); } mNonAvatarCaller->setVisible(non_avatar_caller); mAvatarList->setVisible(!non_avatar_caller); if (!non_avatar_caller) { mParticipants = new LLParticipantList(mSpeakerManager, mAvatarList, true, mVoiceType != VC_GROUP_CHAT && mVoiceType != VC_AD_HOC_CHAT); mParticipants->setValidateSpeakerCallback(boost::bind(&LLCallFloater::validateSpeaker, this, _1)); if (LLLocalSpeakerMgr::getInstance() == mSpeakerManager) { mAvatarList->setNoItemsCommentText(getString("no_one_near")); } // we have to made delayed initialization of voice state of participant list. // it will be performed after first LLAvatarList refreshing in the onAvatarListRefreshed(). mInitParticipantsVoiceState = true; } } void LLCallFloater::onAvatarListRefreshed() { if (mInitParticipantsVoiceState) { initParticipantsVoiceState(); mInitParticipantsVoiceState = false; } else { updateParticipantsVoiceState(); } } // static void LLCallFloater::sOnCurrentChannelChanged(const LLUUID& /*session_id*/) { LLVoiceChannel* channel = LLVoiceChannel::getCurrentVoiceChannel(); // *NOTE: if signal was sent for voice channel with LLVoiceChannel::STATE_NO_CHANNEL_INFO // it sill be sent for the same channel again (when state is changed). // So, lets ignore this call. if (channel == sCurrentVoiceCanel) return; LLCallFloater* call_floater = LLFloaterReg::getTypedInstance("voice_controls"); call_floater->connectToChannel(channel); } void LLCallFloater::updateTitle() { LLVoiceChannel* voice_channel = LLVoiceChannel::getCurrentVoiceChannel(); std::string title; switch (mVoiceType) { case VC_LOCAL_CHAT: title = getString("title_nearby"); break; case VC_PEER_TO_PEER: case VC_PEER_TO_PEER_AVALINE: { title = voice_channel->getSessionName(); if (VC_PEER_TO_PEER_AVALINE == mVoiceType) { title = LLTextUtil::formatPhoneNumber(title); } LLStringUtil::format_map_t args; args["[NAME]"] = title; title = getString("title_peer_2_peer", args); } break; case VC_AD_HOC_CHAT: title = getString("title_adhoc"); break; case VC_GROUP_CHAT: { LLStringUtil::format_map_t args; args["[GROUP]"] = voice_channel->getSessionName(); title = getString("title_group", args); } break; } setTitle(title); } void LLCallFloater::initAgentData() { mAgentPanel = getChild ("my_panel"); if ( mAgentPanel ) { mAgentPanel->childSetValue("user_icon", gAgentID); std::string name; gCacheName->getFullName(gAgentID, name); mAgentPanel->childSetValue("user_text", name); mSpeakingIndicator = mAgentPanel->getChild("speaking_indicator"); mSpeakingIndicator->setSpeakerId(gAgentID); } } void LLCallFloater::setModeratorMutedVoice(bool moderator_muted) { mIsModeratorMutedVoice = moderator_muted; if (moderator_muted) { LLNotificationsUtil::add("VoiceIsMutedByModerator"); } mSpeakingIndicator->setIsMuted(moderator_muted); } void LLCallFloater::updateAgentModeratorState() { std::string name; gCacheName->getFullName(gAgentID, name); if(gAgent.isInGroup(mSpeakerManager->getSessionID())) { // This method can be called when LLVoiceChannel.mState == STATE_NO_CHANNEL_INFO // in this case there are no any speakers yet. if (mSpeakerManager->findSpeaker(gAgentID)) { // Agent is Moderator if (mSpeakerManager->findSpeaker(gAgentID)->mIsModerator) { const std::string moderator_indicator(LLTrans::getString("IM_moderator_label")); name += " " + moderator_indicator; } } } mAgentPanel->childSetValue("user_text", name); } static void get_voice_participants_uuids(std::vector& speakers_uuids) { // Get a list of participants from VoiceClient std::set participants; LLVoiceClient::getInstance()->getParticipantList(participants); for (std::set::const_iterator iter = participants.begin(); iter != participants.end(); ++iter) { speakers_uuids.push_back(*iter); } } void LLCallFloater::initParticipantsVoiceState() { // Set initial status for each participant in the list. std::vector items; mAvatarList->getItems(items); std::vector::const_iterator it = items.begin(), it_end = items.end(); std::vector speakers_uuids; get_voice_participants_uuids(speakers_uuids); for(; it != it_end; ++it) { LLAvatarListItem *item = dynamic_cast(*it); if (!item) continue; LLUUID speaker_id = item->getAvatarId(); std::vector::const_iterator speaker_iter = std::find(speakers_uuids.begin(), speakers_uuids.end(), speaker_id); // If an avatarID assigned to a panel is found in a speakers list // obtained from VoiceClient we assign the JOINED status to the owner // of this avatarID. if (speaker_iter != speakers_uuids.end()) { setState(item, STATE_JOINED); } else { LLPointer speakerp = mSpeakerManager->findSpeaker(speaker_id); // If someone has already left the call before, we create his // avatar row panel with HAS_LEFT status and remove it after // the timeout, otherwise we create a panel with INVITED status if (speakerp.notNull() && speakerp.get()->mHasLeftCurrentCall) { setState(item, STATE_LEFT); } else { setState(item, STATE_INVITED); } } } } void LLCallFloater::updateParticipantsVoiceState() { std::vector speakers_list; // Get a list of participants from VoiceClient std::vector speakers_uuids; get_voice_participants_uuids(speakers_uuids); // Updating the status for each participant already in list. std::vector items; mAvatarList->getItems(items); std::vector::const_iterator it = items.begin(), it_end = items.end(); for(; it != it_end; ++it) { LLAvatarListItem *item = dynamic_cast(*it); if (!item) continue; const LLUUID participant_id = item->getAvatarId(); bool found = false; std::vector::iterator speakers_iter = std::find(speakers_uuids.begin(), speakers_uuids.end(), participant_id); LL_DEBUGS("Voice") << "processing speaker: " << item->getAvatarName() << ", " << item->getAvatarId() << LL_ENDL; // If an avatarID assigned to a panel is found in a speakers list // obtained from VoiceClient we assign the JOINED status to the owner // of this avatarID. if (speakers_iter != speakers_uuids.end()) { setState(item, STATE_JOINED); LLPointer speaker = mSpeakerManager->findSpeaker(participant_id); if (speaker.isNull()) continue; speaker->mHasLeftCurrentCall = FALSE; speakers_uuids.erase(speakers_iter); found = true; } if (!found) { // If an avatarID is not found in a speakers list from VoiceClient and // a panel with this ID has a JOINED status this means that this person // HAS LEFT the call. if ((getState(participant_id) == STATE_JOINED)) { setState(item, STATE_LEFT); LLPointer speaker = mSpeakerManager->findSpeaker(item->getAvatarId()); if (speaker.isNull()) { continue; } speaker->mHasLeftCurrentCall = TRUE; } // If an avatarID is not found in a speakers list from VoiceClient and // a panel with this ID has a LEFT status this means that this person // HAS ENTERED session but it is not in voice chat yet. So, set INVITED status else if ((getState(participant_id) != STATE_LEFT)) { setState(item, STATE_INVITED); } else { llwarns << "Unsupported (" << getState(participant_id) << ") state: " << item->getAvatarName() << LL_ENDL; } } } } void LLCallFloater::setState(LLAvatarListItem* item, ESpeakerState state) { // *HACK: mantipov: sometimes such situation is possible while switching to voice channel: /* - voice channel is switched to the one user is joining - participant list is initialized with voice states: agent is in voice - than such log messages were found (with agent UUID) - LLVivoxProtocolParser::process_impl: parsing: 00912Audio - LLVoiceClient::sessionState::removeParticipant: participant "sip:x2pwNkMbpR_mK4rtB_awASA==@bhr.vivox.com" (da9c0d90-c6e9-47f9-8ae2-bb41fdac0048) removed. - and than while updating participants voice states agent is marked as HAS LEFT - next updating of LLVoiceClient state makes agent JOINED So, lets skip HAS LEFT state for agent's avatar */ if (STATE_LEFT == state && item->getAvatarId() == gAgentID) return; setState(item->getAvatarId(), state); switch (state) { case STATE_INVITED: item->setState(LLAvatarListItem::IS_VOICE_INVITED); break; case STATE_JOINED: removeVoiceRemoveTimer(item->getAvatarId()); item->setState(LLAvatarListItem::IS_VOICE_JOINED); break; case STATE_LEFT: { setVoiceRemoveTimer(item->getAvatarId()); item->setState(LLAvatarListItem::IS_VOICE_LEFT); } break; default: llwarns << "Unrecognized avatar panel state (" << state << ")" << llendl; break; } } void LLCallFloater::setVoiceRemoveTimer(const LLUUID& voice_speaker_id) { // If there is already a started timer for the current panel don't do anything. bool no_timer_for_current_panel = true; if (mVoiceLeftTimersMap.size() > 0) { timers_map::iterator found_it = mVoiceLeftTimersMap.find(voice_speaker_id); if (found_it != mVoiceLeftTimersMap.end()) { no_timer_for_current_panel = false; } } if (no_timer_for_current_panel) { // Starting a timer to remove an avatar row panel after timeout mVoiceLeftTimersMap.insert(timer_pair(voice_speaker_id, new LLAvatarListItemRemoveTimer(boost::bind(&LLCallFloater::removeVoiceLeftParticipant, this, _1), mVoiceLeftRemoveDelay, voice_speaker_id))); } } void LLCallFloater::removeVoiceLeftParticipant(const LLUUID& voice_speaker_id) { if (mVoiceLeftTimersMap.size() > 0) { mVoiceLeftTimersMap.erase(mVoiceLeftTimersMap.find(voice_speaker_id)); } LLAvatarList::uuid_vector_t& speaker_uuids = mAvatarList->getIDs(); LLAvatarList::uuid_vector_t::iterator pos = std::find(speaker_uuids.begin(), speaker_uuids.end(), voice_speaker_id); if(pos != speaker_uuids.end()) { speaker_uuids.erase(pos); mAvatarList->setDirty(); } } void LLCallFloater::resetVoiceRemoveTimers() { if (mVoiceLeftTimersMap.size() > 0) { for (timers_map::iterator iter = mVoiceLeftTimersMap.begin(); iter != mVoiceLeftTimersMap.end(); ++iter) { delete iter->second; } } mVoiceLeftTimersMap.clear(); } void LLCallFloater::removeVoiceRemoveTimer(const LLUUID& voice_speaker_id) { // Remove the timer if it has been already started if (mVoiceLeftTimersMap.size() > 0) { timers_map::iterator found_it = mVoiceLeftTimersMap.find(voice_speaker_id); if (found_it != mVoiceLeftTimersMap.end()) { delete found_it->second; mVoiceLeftTimersMap.erase(found_it); } } } bool LLCallFloater::validateSpeaker(const LLUUID& speaker_id) { if (mVoiceType != VC_LOCAL_CHAT) return true; // A nearby chat speaker is considered valid it it's known to LLVoiceClient (i.e. has enabled voice). std::vector speakers; get_voice_participants_uuids(speakers); return std::find(speakers.begin(), speakers.end(), speaker_id) != speakers.end(); } void LLCallFloater::connectToChannel(LLVoiceChannel* channel) { mVoiceChannelStateChangeConnection.disconnect(); sCurrentVoiceCanel = channel; mVoiceChannelStateChangeConnection = sCurrentVoiceCanel->setStateChangedCallback(boost::bind(&LLCallFloater::onVoiceChannelStateChanged, this, _1, _2)); updateState(channel->getState()); } void LLCallFloater::onVoiceChannelStateChanged(const LLVoiceChannel::EState& old_state, const LLVoiceChannel::EState& new_state) { updateState(new_state); } void LLCallFloater::updateState(const LLVoiceChannel::EState& new_state) { LL_DEBUGS("Voice") << "Updating state: " << new_state << ", session name: " << sCurrentVoiceCanel->getSessionName() << LL_ENDL; if (LLVoiceChannel::STATE_CONNECTED == new_state) { updateSession(); } else { reset(); } } void LLCallFloater::reset() { // lets forget states from the previous session // for timers... resetVoiceRemoveTimers(); // ...and for speaker state mSpeakerStateMap.clear(); delete mParticipants; mParticipants = NULL; mAvatarList->clear(); // update floater to show Loading while waiting for data. mAvatarList->setNoItemsCommentText(LLTrans::getString("LoadingData")); mAvatarList->setVisible(TRUE); mNonAvatarCaller->setVisible(FALSE); mSpeakerManager = NULL; } void reshape_floater(LLCallFloater* floater, S32 delta_height) { // Try to update floater top side if it is docked(to bottom bar). // Try to update floater bottom side or top side if it is un-docked. // If world rect is too small, floater will not be reshaped at all. LLRect floater_rect = floater->getRect(); LLRect world_rect = gViewerWindow->getWorldViewRectScaled(); // floater is docked to bottom bar if(floater->isDocked()) { // can update floater top side if(floater_rect.mTop + delta_height < world_rect.mTop) { floater_rect.set(floater_rect.mLeft, floater_rect.mTop + delta_height, floater_rect.mRight, floater_rect.mBottom); } } // floater is un-docked else { // can update floater bottom side if( floater_rect.mBottom - delta_height >= world_rect.mBottom ) { floater_rect.set(floater_rect.mLeft, floater_rect.mTop, floater_rect.mRight, floater_rect.mBottom - delta_height); } // could not update floater bottom side, check if we can update floater top side else if( floater_rect.mTop + delta_height < world_rect.mTop ) { floater_rect.set(floater_rect.mLeft, floater_rect.mTop + delta_height, floater_rect.mRight, floater_rect.mBottom); } } floater->reshape(floater_rect.getWidth(), floater_rect.getHeight()); floater->setRect(floater_rect); } void LLCallFloater::reshapeToFitContent() { const S32 ITEM_HEIGHT = getParticipantItemHeight(); static const S32 MAX_VISIBLE_ITEMS = getMaxVisibleItems(); static S32 items_pad = mAvatarList->getItemsPad(); S32 list_height = mAvatarList->getRect().getHeight(); S32 items_height = mAvatarList->getItemsRect().getHeight(); if(items_height <= 0) { // make "no one near" text visible items_height = ITEM_HEIGHT + items_pad; } S32 max_list_height = MAX_VISIBLE_ITEMS * ITEM_HEIGHT + items_pad * (MAX_VISIBLE_ITEMS - 1); max_list_height += 2* mAvatarList->getBorderWidth(); S32 delta = items_height - list_height; // too many items, don't reshape floater anymore, let scroll bar appear. if(items_height > max_list_height) { delta = max_list_height - list_height; } reshape_floater(this, delta); } S32 LLCallFloater::getParticipantItemHeight() { std::vector items; mAvatarList->getItems(items); if(items.size() > 0) { return items[0]->getRect().getHeight(); } else { return getChild("non_avatar_caller")->getRect().getHeight(); } } S32 LLCallFloater::getMaxVisibleItems() { S32 value = 5; // default value, in case convertToS32() fails. LLStringUtil::convertToS32(getString("max_visible_items"), value); return value; } //EOF