Fix line endlings

1 files changed, 1350 insertions, 1350 deletions

diff --git a/indra/newview/llfloaterimsessiontab.cpp b/indra/newview/llfloaterimsessiontab.cpp
index 6efb0f9efb..81a4f9936c 100644
--- a/indra/newview/llfloaterimsessiontab.cpp
+++ b/indra/newview/llfloaterimsessiontab.cpp
@@ -1,1350 +1,1350 @@
-/**

- * @file llfloaterimsessiontab.cpp

- * @brief LLFloaterIMSessionTab class implements the common behavior of LNearbyChatBar

- * @brief and LLFloaterIMSession for hosting both in LLIMContainer

- *

- * $LicenseInfo:firstyear=2012&license=viewerlgpl$

- * Second Life Viewer Source Code

- * Copyright (C) 2012, 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

- * $/LicenseInfo$

- */

-

-#include "llviewerprecompiledheaders.h"

-

-#include "llfloaterimsessiontab.h"

-

-#include "llagent.h"

-#include "llagentcamera.h"

-#include "llavataractions.h"

-#include "llavatariconctrl.h"

-#include "llchatentry.h"

-#include "llchathistory.h"

-#include "llchiclet.h"

-#include "llchicletbar.h"

-#include "lldraghandle.h"

-#include "llemojidictionary.h"

-#include "llfloaterreg.h"

-#include "llfloateremojipicker.h"

-#include "llfloaterimsession.h"

-#include "llfloaterimcontainer.h" // to replace separate IM Floaters with multifloater container

-#include "llfloaterimnearbychat.h"

-#include "llgroupiconctrl.h"

-#include "lllayoutstack.h"

-#include "llpanelemojicomplete.h"

-#include "lltoolbarview.h"

-

-const F32 REFRESH_INTERVAL = 1.0f;

-const std::string ICN_GROUP("group_chat_icon");

-const std::string ICN_NEARBY("nearby_chat_icon");

-const std::string ICN_AVATAR("avatar_icon");

-

-void cb_group_do_nothing()

-{

-}

-

-LLFloaterIMSessionTab::LLFloaterIMSessionTab(const LLSD& session_id)

-:   super(NULL, false, session_id),

-    mIsP2PChat(false),

-    mExpandCollapseBtn(NULL),

-    mTearOffBtn(NULL),

-    mCloseBtn(NULL),

-    mSessionID(session_id.asUUID()),

-    mConversationsRoot(NULL),

-    mScroller(NULL),

-    mChatHistory(NULL),

-    mInputEditor(NULL),

-    mInputEditorPad(0),

-    mRefreshTimer(new LLTimer()),

-    mIsHostAttached(false),

-    mHasVisibleBeenInitialized(false),

-    mIsParticipantListExpanded(true),

-    mChatLayoutPanel(NULL),

-    mInputPanels(NULL),

-    mChatLayoutPanelHeight(0)

-{

-    setAutoFocus(false);

-    mSession = LLIMModel::getInstance()->findIMSession(mSessionID);

-

-    mCommitCallbackRegistrar.add("IMSession.Menu.Action",

-            boost::bind(&LLFloaterIMSessionTab::onIMSessionMenuItemClicked,  this, _2));

-    mEnableCallbackRegistrar.add("IMSession.Menu.CompactExpandedModes.CheckItem",

-            boost::bind(&LLFloaterIMSessionTab::onIMCompactExpandedMenuItemCheck, this, _2));

-    mEnableCallbackRegistrar.add("IMSession.Menu.ShowModes.CheckItem",

-            boost::bind(&LLFloaterIMSessionTab::onIMShowModesMenuItemCheck,   this, _2));

-    mEnableCallbackRegistrar.add("IMSession.Menu.ShowModes.Enable",

-            boost::bind(&LLFloaterIMSessionTab::onIMShowModesMenuItemEnable,  this, _2));

-

-    // Right click menu handling

-    mEnableCallbackRegistrar.add("Avatar.CheckItem",  boost::bind(&LLFloaterIMSessionTab::checkContextMenuItem, this, _2));

-    mEnableCallbackRegistrar.add("Avatar.EnableItem", boost::bind(&LLFloaterIMSessionTab::enableContextMenuItem, this, _2));

-    mCommitCallbackRegistrar.add("Avatar.DoToSelected", boost::bind(&LLFloaterIMSessionTab::doToSelected, this, _2));

-    mCommitCallbackRegistrar.add("Group.DoToSelected", boost::bind(&cb_group_do_nothing));

-

-    mMinFloaterHeight = getMinHeight();

-}

-

-LLFloaterIMSessionTab::~LLFloaterIMSessionTab()

-{

-    delete mRefreshTimer;

-

-    LLFloaterIMContainer* im_container = LLFloaterIMContainer::findInstance();

-    if (im_container)

-    {

-        LLParticipantList* session = dynamic_cast<LLParticipantList*>(im_container->getSessionModel(mSessionID));

-        if (session)

-        {

-            for (const conversations_widgets_map::value_type& widget_pair : mConversationsWidgets)

-            {

-                LLFolderViewItem* widget = widget_pair.second;

-                LLFolderViewModelItem* item_vmi = widget->getViewModelItem();

-                if (item_vmi && item_vmi->getNumRefs() == 1)

-                {

-                    // This is the last pointer, remove participant from session

-                    // before participant gets deleted on destroyView.

-                    session->removeChild(item_vmi);

-                }

-            }

-        }

-    }

-}

-

-// static

-LLFloaterIMSessionTab* LLFloaterIMSessionTab::findConversation(const LLUUID& uuid)

-{

-    LLFloaterIMSessionTab* conv;

-

-    if (uuid.isNull())

-    {

-        conv = LLFloaterReg::findTypedInstance<LLFloaterIMSessionTab>("nearby_chat");

-    }

-    else

-    {

-        conv = LLFloaterReg::findTypedInstance<LLFloaterIMSessionTab>("impanel", LLSD(uuid));

-    }

-

-    return conv;

-};

-

-// static

-LLFloaterIMSessionTab* LLFloaterIMSessionTab::getConversation(const LLUUID& uuid)

-{

-    LLFloaterIMSessionTab* conv;

-

-    if (uuid.isNull())

-    {

-        conv = LLFloaterReg::getTypedInstance<LLFloaterIMSessionTab>("nearby_chat");

-    }

-    else

-    {

-        conv = LLFloaterReg::getTypedInstance<LLFloaterIMSessionTab>("impanel", LLSD(uuid));

-        conv->setOpenPositioning(LLFloaterEnums::POSITIONING_RELATIVE);

-    }

-

-    return conv;

-

-};

-

-// virtual

-void LLFloaterIMSessionTab::setVisible(bool visible)

-{

-    if (visible && !mHasVisibleBeenInitialized)

-    {

-        mHasVisibleBeenInitialized = true;

-        if (!gAgentCamera.cameraMouselook())

-        {

-            LLFloaterReg::getTypedInstance<LLFloaterIMContainer>("im_container")->setVisible(true);

-        }

-        LLFloaterIMSessionTab::addToHost(mSessionID);

-        LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(mSessionID);

-

-        if (conversp && conversp->isNearbyChat() && gSavedPerAccountSettings.getBOOL("NearbyChatIsNotCollapsed"))

-        {

-            onCollapseToLine(this);

-        }

-        mInputButtonPanel->setVisible(isTornOff());

-    }

-

-    super::setVisible(visible);

-}

-

-// virtual

-void LLFloaterIMSessionTab::setFocus(bool focus)

-{

-    super::setFocus(focus);

-

-    // Redirect focus to input editor

-    if (focus)

-    {

-        updateMessages();

-

-        if (mInputEditor)

-        {

-            mInputEditor->setFocus(true);

-        }

-    }

-}

-

-void LLFloaterIMSessionTab::addToHost(const LLUUID& session_id)

-{

-    if ((session_id.notNull() && !gIMMgr->hasSession(session_id))

-            || !LLFloaterIMSessionTab::isChatMultiTab())

-    {

-        return;

-    }

-

-    // Get the floater: this will create the instance if it didn't exist

-    LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(session_id);

-    if (conversp)

-    {

-        LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();

-

-        // Do not add again existing floaters

-        if (floater_container && !conversp->isHostAttached())

-        {

-            conversp->setHostAttached(true);

-

-            if (!conversp->isNearbyChat()

-                    || gSavedPerAccountSettings.getBOOL("NearbyChatIsNotTornOff"))

-            {

-                floater_container->addFloater(conversp, false, LLTabContainer::RIGHT_OF_CURRENT);

-            }

-            else

-            {

-                // setting of the "potential" host for Nearby Chat: this sequence sets

-                // LLFloater::mHostHandle = NULL (a current host), but

-                // LLFloater::mLastHostHandle = floater_container (a "future" host)

-                conversp->setHost(floater_container);

-                conversp->setHost(NULL);

-

-                conversp->forceReshape();

-            }

-            // Added floaters share some state (like sort order) with their host

-            conversp->setSortOrder(floater_container->getSortOrder());

-        }

-    }

-}

-

-void LLFloaterIMSessionTab::assignResizeLimits()

-{

-    bool is_participants_pane_collapsed = mParticipantListPanel->isCollapsed();

-

-    // disable a layoutstack's functionality when participant list panel is collapsed

-    mRightPartPanel->setIgnoreReshape(is_participants_pane_collapsed);

-

-    S32 participants_pane_target_width = is_participants_pane_collapsed?

-            0 : (mParticipantListPanel->getRect().getWidth() + mParticipantListAndHistoryStack->getPanelSpacing());

-

-    S32 new_min_width = participants_pane_target_width + mRightPartPanel->getExpandedMinDim() + mFloaterExtraWidth;

-

-    setResizeLimits(new_min_width, getMinHeight());

-

-    this->mParticipantListAndHistoryStack->updateLayout();

-}

-

-// virtual

-bool LLFloaterIMSessionTab::postBuild()

-{

-    bool result;

-

-    mBodyStack = getChild<LLLayoutStack>("main_stack");

-    mParticipantListAndHistoryStack = getChild<LLLayoutStack>("im_panels");

-

-    mCloseBtn = getChild<LLButton>("close_btn");

-    mCloseBtn->setCommitCallback([this](LLUICtrl*, const LLSD&) { onClickClose(this); });

-

-    mExpandCollapseBtn = getChild<LLButton>("expand_collapse_btn");

-    mExpandCollapseBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onSlide(this); });

-

-    mExpandCollapseLineBtn = getChild<LLButton>("minz_btn");

-    mExpandCollapseLineBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onCollapseToLine(this); });

-

-    mTearOffBtn = getChild<LLButton>("tear_off_btn");

-    mTearOffBtn->setCommitCallback(boost::bind(&LLFloaterIMSessionTab::onTearOffClicked, this));

-

-    mEmojiRecentPanelToggleBtn = getChild<LLButton>("emoji_recent_panel_toggle_btn");

-    mEmojiRecentPanelToggleBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onEmojiRecentPanelToggleBtnClicked(); });

-

-    mEmojiRecentPanel = getChild<LLLayoutPanel>("emoji_recent_layout_panel");

-    mEmojiRecentPanel->setVisible(false);

-

-    mEmojiRecentEmptyText = getChild<LLTextBox>("emoji_recent_empty_text");

-    mEmojiRecentEmptyText->setToolTip(mEmojiRecentEmptyText->getText());

-    mEmojiRecentEmptyText->setVisible(false);

-

-    mEmojiRecentContainer = getChild<LLPanel>("emoji_recent_container");

-    mEmojiRecentContainer->setVisible(false);

-

-    mEmojiRecentIconsCtrl = getChild<LLPanelEmojiComplete>("emoji_recent_icons_ctrl");

-    mEmojiRecentIconsCtrl->setFocusReceivedCallback([this](LLFocusableElement*) { onEmojiRecentPanelFocusReceived(); });

-    mEmojiRecentIconsCtrl->setFocusLostCallback([this](LLFocusableElement*) { onEmojiRecentPanelFocusLost(); });

-    mEmojiRecentIconsCtrl->setCommitCallback([this](LLUICtrl*, const LLSD& value) { onRecentEmojiPicked(value); });

-

-    mEmojiPickerShowBtn = getChild<LLButton>("emoji_picker_show_btn");

-    mEmojiPickerShowBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onEmojiPickerShowBtnClicked(); });

-

-    mGearBtn = getChild<LLButton>("gear_btn");

-    mAddBtn = getChild<LLButton>("add_btn");

-    mVoiceButton = getChild<LLButton>("voice_call_btn");

-

-    mParticipantListPanel = getChild<LLLayoutPanel>("speakers_list_panel");

-    mRightPartPanel = getChild<LLLayoutPanel>("right_part_holder");

-

-    mToolbarPanel = getChild<LLLayoutPanel>("toolbar_panel");

-    mContentPanel = getChild<LLLayoutPanel>("body_panel");

-    mInputButtonPanel = getChild<LLLayoutPanel>("input_button_layout_panel");

-    mInputButtonPanel->setVisible(false);

-    // Add a scroller for the folder (participant) view

-    LLRect scroller_view_rect = mParticipantListPanel->getRect();

-    scroller_view_rect.translate(-scroller_view_rect.mLeft, -scroller_view_rect.mBottom);

-    LLScrollContainer::Params scroller_params(LLUICtrlFactory::getDefaultParams<LLFolderViewScrollContainer>());

-    scroller_params.rect(scroller_view_rect);

-    mScroller = LLUICtrlFactory::create<LLFolderViewScrollContainer>(scroller_params);

-    mScroller->setFollowsAll();

-

-    // Insert that scroller into the panel widgets hierarchy

-    mParticipantListPanel->addChild(mScroller);

-

-    mChatHistory = getChild<LLChatHistory>("chat_history");

-

-    mInputEditor = getChild<LLChatEntry>("chat_editor");

-

-    mChatLayoutPanel = getChild<LLLayoutPanel>("chat_layout_panel");

-    mInputPanels = getChild<LLLayoutStack>("input_panels");

-

-    mInputEditor->setTextExpandedCallback(boost::bind(&LLFloaterIMSessionTab::reshapeChatLayoutPanel, this));

-    mInputEditor->setMouseUpCallback(boost::bind(&LLFloaterIMSessionTab::onInputEditorClicked, this));

-    mInputEditor->setCommitOnFocusLost( false );

-    mInputEditor->setPassDelete(true);

-    mInputEditor->setFont(LLViewerChat::getChatFont());

-

-    mChatLayoutPanelHeight = mChatLayoutPanel->getRect().getHeight();

-    mInputEditorPad = mChatLayoutPanelHeight - mInputEditor->getRect().getHeight();

-

-    setOpenPositioning(LLFloaterEnums::POSITIONING_RELATIVE);

-

-    mSaveRect = isNearbyChat()

-                    &&  !gSavedPerAccountSettings.getBOOL("NearbyChatIsNotTornOff");

-    initRectControl();

-

-    if (isChatMultiTab())

-    {

-        result = LLFloater::postBuild();

-    }

-    else

-    {

-        result = LLDockableFloater::postBuild();

-    }

-

-    // Create the root using an ad-hoc base item

-    LLConversationItem* base_item = new LLConversationItem(mSessionID, mConversationViewModel);

-    LLFolderView::Params p(LLUICtrlFactory::getDefaultParams<LLFolderView>());

-    p.rect = LLRect(0, 0, getRect().getWidth(), 0);

-    p.parent_panel = mParticipantListPanel;

-    p.listener = base_item;

-    p.view_model = &mConversationViewModel;

-    p.root = NULL;

-    p.use_ellipses = true;

-    p.options_menu = "menu_conversation.xml";

-    p.name = "root";

-    mConversationsRoot = LLUICtrlFactory::create<LLFolderView>(p);

-    mConversationsRoot->setCallbackRegistrar(&mCommitCallbackRegistrar);

-    mConversationsRoot->setEnableRegistrar(&mEnableCallbackRegistrar);

-    // Attach that root to the scroller

-    mScroller->addChild(mConversationsRoot);

-    mConversationsRoot->setScrollContainer(mScroller);

-    mConversationsRoot->setFollowsAll();

-    mConversationsRoot->addChild(mConversationsRoot->mStatusTextBox);

-

-    setMessagePaneExpanded(true);

-

-    buildConversationViewParticipant();

-    refreshConversation();

-

-    // Zero expiry time is set only once to allow initial update.

-    mRefreshTimer->setTimerExpirySec(0);

-    mRefreshTimer->start();

-    initBtns();

-

-    if (mIsParticipantListExpanded != (bool)gSavedSettings.getBOOL("IMShowControlPanel"))

-    {

-        LLFloaterIMSessionTab::onSlide(this);

-    }

-

-    // The resize limits for LLFloaterIMSessionTab should be updated, based on current values of width of conversation and message panels

-    mParticipantListPanel->getResizeBar()->setResizeListener(boost::bind(&LLFloaterIMSessionTab::assignResizeLimits, this));

-    mFloaterExtraWidth =

-            getRect().getWidth()

-            - mParticipantListAndHistoryStack->getRect().getWidth()

-            - (mParticipantListPanel->isCollapsed()? 0 : LLPANEL_BORDER_WIDTH);

-

-    assignResizeLimits();

-

-    return result;

-}

-

-LLParticipantList* LLFloaterIMSessionTab::getParticipantList()

-{

-    return dynamic_cast<LLParticipantList*>(LLFloaterIMContainer::getInstance()->getSessionModel(mSessionID));

-}

-

-// virtual

-void LLFloaterIMSessionTab::draw()

-{

-    if (mRefreshTimer->hasExpired())

-    {

-        LLParticipantList* item = getParticipantList();

-        if (item)

-        {

-            // Update all model items

-            item->update();

-            // If the model and view list diverge in count, rebuild

-            // Note: this happens sometimes right around init (add participant events fire but get dropped) and is the cause

-            // of missing participants, often, the user agent itself. As there will be no other event fired, there's

-            // no other choice but get those inconsistencies regularly (and lightly) checked and scrubbed.

-            if (item->getChildrenCount() != mConversationsWidgets.size())

-            {

-                buildConversationViewParticipant();

-            }

-            refreshConversation();

-        }

-

-        // Restart the refresh timer

-        mRefreshTimer->setTimerExpirySec(REFRESH_INTERVAL);

-    }

-

-    super::draw();

-}

-

-void LLFloaterIMSessionTab::enableDisableCallBtn()

-{

-    if (LLVoiceClient::instanceExists() && mVoiceButton)

-    {

-        mVoiceButton->setEnabled(

-            mSessionID.notNull()

-            && mSession

-            && mSession->mSessionInitialized

-            && LLVoiceClient::getInstance()->voiceEnabled()

-            && LLVoiceClient::getInstance()->isVoiceWorking()

-            && mSession->mCallBackEnabled);

-    }

-}

-

-// virtual

-void LLFloaterIMSessionTab::onFocusReceived()

-{

-    setBackgroundOpaque(true);

-

-    if (mSessionID.notNull() && isInVisibleChain())

-    {

-        LLIMModel::instance().sendNoUnreadMessages(mSessionID);

-    }

-

-    super::onFocusReceived();

-}

-

-// virtual

-void LLFloaterIMSessionTab::onFocusLost()

-{

-    setBackgroundOpaque(false);

-    super::onFocusLost();

-}

-

-void LLFloaterIMSessionTab::onInputEditorClicked()

-{

-    LLFloaterIMContainer* im_box = LLFloaterIMContainer::findInstance();

-    if (im_box)

-    {

-        im_box->flashConversationItemWidget(mSessionID,false);

-    }

-    gToolBarView->flashCommand(LLCommandId("chat"), false);

-}

-

-void LLFloaterIMSessionTab::onEmojiRecentPanelToggleBtnClicked()

-{

-    bool show = !mEmojiRecentPanel->getVisible();

-    if (show)

-    {

-        initEmojiRecentPanel();

-    }

-

-    mEmojiRecentPanel->setVisible(show);

-    mInputEditor->setFocus(true);

-}

-

-void LLFloaterIMSessionTab::onEmojiPickerShowBtnClicked()

-{

-    mInputEditor->setFocus(true);

-    mInputEditor->showEmojiHelper();

-}

-

-void LLFloaterIMSessionTab::initEmojiRecentPanel()

-{

-    std::list<llwchar>& recentlyUsed = LLFloaterEmojiPicker::getRecentlyUsed();

-    if (recentlyUsed.empty())

-    {

-        mEmojiRecentEmptyText->setVisible(true);

-        mEmojiRecentContainer->setVisible(false);

-    }

-    else

-    {

-        LLWString emojis;

-        for (llwchar emoji : recentlyUsed)

-        {

-            emojis += emoji;

-        }

-        mEmojiRecentIconsCtrl->setEmojis(emojis);

-        mEmojiRecentEmptyText->setVisible(false);

-        mEmojiRecentContainer->setVisible(true);

-    }

-}

-

-// static

-void LLFloaterIMSessionTab::onEmojiRecentPanelFocusReceived()

-{

-    mEmojiRecentContainer->addBorder();

-}

-

-// static

-void LLFloaterIMSessionTab::onEmojiRecentPanelFocusLost()

-{

-    mEmojiRecentContainer->removeBorder();

-}

-

-void LLFloaterIMSessionTab::onRecentEmojiPicked(const LLSD& value)

-{

-    LLSD::String str = value.asString();

-    if (str.size())

-    {

-        LLWString wstr = utf8string_to_wstring(str);

-        if (wstr.size())

-        {

-            llwchar emoji = wstr[0];

-            mInputEditor->insertEmoji(emoji);

-        }

-    }

-}

-

-void LLFloaterIMSessionTab::closeFloater(bool app_quitting)

-{

-    LLFloaterEmojiPicker::saveState();

-    super::closeFloater(app_quitting);

-}

-

-std::string LLFloaterIMSessionTab::appendTime()

-{

-    std::string timeStr = "[" + LLTrans::getString("TimeHour") + "]:"

-                          "[" + LLTrans::getString("TimeMin") + "]";

-

-    LLSD substitution;

-    substitution["datetime"] = (S32)time_corrected();

-    LLStringUtil::format(timeStr, substitution);

-

-    return timeStr;

-}

-

-void LLFloaterIMSessionTab::appendMessage(const LLChat& chat, const LLSD& args)

-{

-    if (chat.mMuted || !mChatHistory)

-        return;

-

-    // Update the participant activity time

-    LLFloaterIMContainer* im_box = LLFloaterIMContainer::findInstance();

-    if (im_box)

-    {

-        im_box->setTimeNow(mSessionID, chat.mFromID);

-    }

-

-    LLChat& tmp_chat = const_cast<LLChat&>(chat);

-

-    if (tmp_chat.mTimeStr.empty())

-        tmp_chat.mTimeStr = appendTime();

-

-    tmp_chat.mFromName = chat.mFromName;

-

-    LLSD chat_args = args;

-    chat_args["use_plain_text_chat_history"] =

-            gSavedSettings.getBOOL("PlainTextChatHistory");

-    chat_args["show_time"] = gSavedSettings.getBOOL("IMShowTime");

-    chat_args["show_names_for_p2p_conv"] = !mIsP2PChat ||

-            gSavedSettings.getBOOL("IMShowNamesForP2PConv");

-

-    mChatHistory->appendMessage(chat, chat_args);

-}

-

-void LLFloaterIMSessionTab::updateUsedEmojis(LLWString text)

-{

-    LLEmojiDictionary* dictionary = LLEmojiDictionary::getInstance();

-    llassert_always(dictionary);

-

-    bool emojiSent = false;

-    for (llwchar& c : text)

-    {

-        if (dictionary->isEmoji(c))

-        {

-            LLFloaterEmojiPicker::onEmojiUsed(c);

-            emojiSent = true;

-        }

-    }

-

-    if (!emojiSent)

-        return;

-

-    LLFloaterEmojiPicker::saveState();

-

-    if (mEmojiRecentPanel->getVisible())

-    {

-        initEmojiRecentPanel();

-    }

-}

-

-static LLTrace::BlockTimerStatHandle FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT("Build Conversation View");

-void LLFloaterIMSessionTab::buildConversationViewParticipant()

-{

-    LL_RECORD_BLOCK_TIME(FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT);

-    // Clear the widget list since we are rebuilding afresh from the model

-    conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();

-    while (widget_it != mConversationsWidgets.end())

-    {

-        removeConversationViewParticipant(widget_it->first);

-        // Iterators are invalidated by erase so we need to pick begin again

-        widget_it = mConversationsWidgets.begin();

-    }

-

-    // Get the model list

-    LLParticipantList* item = getParticipantList();

-    if (!item)

-    {

-        // Nothing to do if the model list is inexistent

-        return;

-    }

-

-    // Create the participants widgets now

-    LLFolderViewModelItemCommon::child_list_t::const_iterator current_participant_model = item->getChildrenBegin();

-    LLFolderViewModelItemCommon::child_list_t::const_iterator end_participant_model = item->getChildrenEnd();

-    while (current_participant_model != end_participant_model)

-    {

-        LLConversationItem* participant_model = dynamic_cast<LLConversationItem*>(*current_participant_model);

-        if (participant_model)

-        {

-            addConversationViewParticipant(participant_model);

-        }

-        current_participant_model++;

-    }

-}

-

-void LLFloaterIMSessionTab::addConversationViewParticipant(LLConversationItem* participant_model, bool update_view)

-{

-    if (!participant_model)

-    {

-        // Nothing to do if the model is inexistent

-        return;

-    }

-

-    // Check if the model already has an associated view

-    LLUUID uuid = participant_model->getUUID();

-    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,uuid);

-

-    // If not already present, create the participant view and attach it to the root, otherwise, just refresh it

-    if (widget)

-    {

-        if (update_view)

-        {

-            updateConversationViewParticipant(uuid); // overkill?

-        }

-    }

-    else

-    {

-        LLConversationViewParticipant* participant_view = createConversationViewParticipant(participant_model);

-        mConversationsWidgets[uuid] = participant_view;

-        participant_view->addToFolder(mConversationsRoot);

-        participant_view->addToSession(mSessionID);

-        participant_view->setVisible(true);

-    }

-}

-

-void LLFloaterIMSessionTab::removeConversationViewParticipant(const LLUUID& participant_id)

-{

-    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,participant_id);

-    if (widget)

-    {

-        LLFolderViewModelItem* item_vmi = widget->getViewModelItem();

-        if (item_vmi && item_vmi->getNumRefs() == 1)

-        {

-            // This is the last pointer, remove participant from session

-            // before participant gets deleted on destroyView.

-            //

-            // Floater (widget) and participant's view can simultaneously

-            // co-own the model, in which case view is responsible for

-            // the deletion and floater is free to clear and recreate

-            // the list, yet there are cases where only widget owns

-            // the pointer so it should do the cleanup.

-            // See "add_participant".

-            //

-            // Todo: If it keeps causing issues turn participants

-            // into LLPointers in the session

-            LLParticipantList* session = getParticipantList();

-            if (session)

-            {

-                session->removeChild(item_vmi);

-            }

-        }

-        widget->destroyView();

-    }

-    mConversationsWidgets.erase(participant_id);

-}

-

-void LLFloaterIMSessionTab::updateConversationViewParticipant(const LLUUID& participant_id)

-{

-    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,participant_id);

-    if (widget && widget->getViewModelItem())

-    {

-        widget->refresh();

-    }

-}

-

-void LLFloaterIMSessionTab::refreshConversation()

-{

-    // Note: We collect participants names to change the session name only in the case of ad-hoc conversations

-    bool is_ad_hoc = (mSession ? mSession->isAdHocSessionType() : false);

-    uuid_vec_t participants_uuids; // uuids vector for building the added participants name string

-    // For P2P chat, we still need to update the session name who may have changed (switch display name for instance)

-    if (mIsP2PChat && mSession)

-    {

-        participants_uuids.push_back(mSession->mOtherParticipantID);

-    }

-

-    conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();

-    while (widget_it != mConversationsWidgets.end())

-    {

-        // Add the participant to the list except if it's the agent itself (redundant)

-        if (is_ad_hoc && (widget_it->first != gAgentID))

-        {

-            participants_uuids.push_back(widget_it->first);

-        }

-        if (widget_it->second->getViewModelItem())

-        {

-            widget_it->second->refresh();

-            widget_it->second->setVisible(true);

-        }

-        ++widget_it;

-    }

-    if (is_ad_hoc || mIsP2PChat)

-    {

-        // Build the session name and update it

-        std::string session_name;

-        if (participants_uuids.size() != 0)

-        {

-            LLAvatarActions::buildResidentsString(participants_uuids, session_name);

-        }

-        else

-        {

-            session_name = LLIMModel::instance().getName(mSessionID);

-        }

-        updateSessionName(session_name);

-    }

-

-    if (mSessionID.notNull())

-    {

-        LLParticipantList* participant_list = getParticipantList();

-        if (participant_list)

-        {

-            LLFolderViewModelItemCommon::child_list_t::const_iterator current_participant_model = participant_list->getChildrenBegin();

-            LLFolderViewModelItemCommon::child_list_t::const_iterator end_participant_model = participant_list->getChildrenEnd();

-            LLIMSpeakerMgr *speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);

-            while (current_participant_model != end_participant_model)

-            {

-                LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(*current_participant_model);

-                if (speaker_mgr && participant_model)

-                {

-                    LLSpeaker *participant_speaker = speaker_mgr->findSpeaker(participant_model->getUUID());

-                    LLSpeaker *agent_speaker = speaker_mgr->findSpeaker(gAgentID);

-                    if (participant_speaker && agent_speaker)

-                    {

-                        participant_model->setDisplayModeratorRole(agent_speaker->mIsModerator && participant_speaker->mIsModerator);

-                    }

-                }

-                current_participant_model++;

-            }

-        }

-    }

-

-    mConversationViewModel.requestSortAll();

-    if(mConversationsRoot != NULL)

-    {

-        mConversationsRoot->arrangeAll();

-        mConversationsRoot->update();

-    }

-    updateHeaderAndToolbar();

-    refresh();

-}

-

-// Copied from LLFloaterIMContainer::createConversationViewParticipant(). Refactor opportunity!

-LLConversationViewParticipant* LLFloaterIMSessionTab::createConversationViewParticipant(LLConversationItem* item)

-{

-    LLRect panel_rect = mParticipantListPanel->getRect();

-

-    LLConversationViewParticipant::Params params;

-    params.name = item->getDisplayName();

-    params.root = mConversationsRoot;

-    params.listener = item;

-    params.rect = LLRect (0, 24, panel_rect.getWidth(), 0); // *TODO: use conversation_view_participant.xml itemHeight value in lieu of 24

-    params.tool_tip = params.name;

-    params.participant_id = item->getUUID();

-

-    return LLUICtrlFactory::create<LLConversationViewParticipant>(params);

-}

-

-void LLFloaterIMSessionTab::setSortOrder(const LLConversationSort& order)

-{

-    mConversationViewModel.setSorter(order);

-    mConversationsRoot->arrangeAll();

-    refreshConversation();

-}

-

-void LLFloaterIMSessionTab::onIMSessionMenuItemClicked(const LLSD& userdata)

-{

-    std::string item = userdata.asString();

-

-    if (item == "compact_view" || item == "expanded_view")

-    {

-        gSavedSettings.setBOOL("PlainTextChatHistory", item == "compact_view");

-    }

-    else

-    {

-        bool prev_value = gSavedSettings.getBOOL(item);

-        gSavedSettings.setBOOL(item, !prev_value);

-    }

-

-    LLFloaterIMSessionTab::processChatHistoryStyleUpdate();

-}

-

-bool LLFloaterIMSessionTab::onIMCompactExpandedMenuItemCheck(const LLSD& userdata)

-{

-    std::string item = userdata.asString();

-    bool is_plain_text_mode = gSavedSettings.getBOOL("PlainTextChatHistory");

-

-    return is_plain_text_mode? item == "compact_view" : item == "expanded_view";

-}

-

-

-bool LLFloaterIMSessionTab::onIMShowModesMenuItemCheck(const LLSD& userdata)

-{

-    return gSavedSettings.getBOOL(userdata.asString());

-}

-

-// enable/disable states for the "show time" and "show names" items of the show-modes menu

-bool LLFloaterIMSessionTab::onIMShowModesMenuItemEnable(const LLSD& userdata)

-{

-    std::string item = userdata.asString();

-    bool plain_text = gSavedSettings.getBOOL("PlainTextChatHistory");

-    bool is_not_names = (item != "IMShowNamesForP2PConv");

-    return (plain_text && (is_not_names || mIsP2PChat));

-}

-

-void LLFloaterIMSessionTab::hideOrShowTitle()

-{

-    const LLFloater::Params& default_params = LLFloater::getDefaultParams();

-    S32 floater_header_size = default_params.header_height;

-    LLView* floater_contents = getChild<LLView>("contents_view");

-

-    LLRect floater_rect = getLocalRect();

-    S32 top_border_of_contents = floater_rect.mTop - (isTornOff()? floater_header_size : 0);

-    LLRect handle_rect (0, floater_rect.mTop, floater_rect.mRight, top_border_of_contents);

-    LLRect contents_rect (0, top_border_of_contents, floater_rect.mRight, floater_rect.mBottom);

-    mDragHandle->setShape(handle_rect);

-    mDragHandle->setVisible(isTornOff());

-    floater_contents->setShape(contents_rect);

-}

-

-void LLFloaterIMSessionTab::updateSessionName(const std::string& name)

-{

-    mInputEditor->setLabel(LLTrans::getString("IM_to_label") + " " + name);

-}

-

-void LLFloaterIMSessionTab::updateChatIcon(const LLUUID& id)

-{

-    if (mSession)

-    {

-        if (mSession->isP2PSessionType())

-        {

-            LLAvatarIconCtrl* icon = getChild<LLAvatarIconCtrl>(ICN_AVATAR);

-            icon->setVisible(true);

-            icon->setValue(id);

-        }

-        if (mSession->isAdHocSessionType())

-        {

-            LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);

-            icon->setVisible(true);

-        }

-        if (mSession->isGroupSessionType())

-        {

-            LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);

-            icon->setVisible(true);

-            icon->setValue(id);

-        }

-    }

-    else

-    {

-        if (mIsNearbyChat)

-        {

-            LLIconCtrl* icon = getChild<LLIconCtrl>(ICN_NEARBY);

-            icon->setVisible(true);

-        }

-    }

-

-}

-

-void LLFloaterIMSessionTab::hideAllStandardButtons()

-{

-    for (S32 i = 0; i < BUTTON_COUNT; i++)

-    {

-        if (mButtons[i])

-        {

-            // Hide the standard header buttons in a docked IM floater.

-            mButtons[i]->setVisible(false);

-        }

-    }

-}

-

-void LLFloaterIMSessionTab::updateHeaderAndToolbar()

-{

-    // prevent start conversation before its container

-    LLFloaterIMContainer::getInstance();

-

-    bool is_not_torn_off = !checkIfTornOff();

-    if (is_not_torn_off)

-    {

-        hideAllStandardButtons();

-    }

-

-    hideOrShowTitle();

-

-    // Participant list should be visible only in torn off floaters.

-    bool is_participant_list_visible =

-            !is_not_torn_off

-            && mIsParticipantListExpanded

-            && !mIsP2PChat;

-

-    mParticipantListAndHistoryStack->collapsePanel(mParticipantListPanel, !is_participant_list_visible);

-    mParticipantListPanel->setVisible(is_participant_list_visible);

-

-    // Display collapse image (<<) if the floater is hosted

-    // or if it is torn off but has an open control panel.

-    bool is_expanded = is_not_torn_off || is_participant_list_visible;

-

-    mExpandCollapseBtn->setImageOverlay(getString(is_expanded ? "collapse_icon" : "expand_icon"));

-    mExpandCollapseBtn->setToolTip(

-            is_not_torn_off?

-                getString("expcol_button_not_tearoff_tooltip") :

-                (is_expanded?

-                    getString("expcol_button_tearoff_and_expanded_tooltip") :

-                    getString("expcol_button_tearoff_and_collapsed_tooltip")));

-

-    // toggle floater's drag handle and title visibility

-    if (mDragHandle)

-    {

-        mDragHandle->setTitleVisible(!is_not_torn_off);

-    }

-

-    // The button (>>) should be disabled for torn off P2P conversations.

-    mExpandCollapseBtn->setEnabled(is_not_torn_off || !mIsP2PChat);

-

-    mTearOffBtn->setImageOverlay(getString(is_not_torn_off? "tear_off_icon" : "return_icon"));

-    mTearOffBtn->setToolTip(getString(is_not_torn_off? "tooltip_to_separate_window" : "tooltip_to_main_window"));

-

-

-    mCloseBtn->setVisible(is_not_torn_off && !mIsNearbyChat);

-

-    enableDisableCallBtn();

-}

-

-void LLFloaterIMSessionTab::forceReshape()

-{

-    LLRect floater_rect = getRect();

-    reshape(llmax(floater_rect.getWidth(), this->getMinWidth()),

-            llmax(floater_rect.getHeight(), this->getMinHeight()),

-            true);

-}

-

-

-void LLFloaterIMSessionTab::reshapeChatLayoutPanel()

-{

-    mChatLayoutPanel->reshape(mChatLayoutPanel->getRect().getWidth(), mInputEditor->getRect().getHeight() + mInputEditorPad, false);

-}

-

-// static

-void LLFloaterIMSessionTab::processChatHistoryStyleUpdate(bool clean_messages/* = false*/)

-{

-    LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");

-    for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();

-            iter != inst_list.end(); ++iter)

-    {

-        LLFloaterIMSession* floater = dynamic_cast<LLFloaterIMSession*>(*iter);

-        if (floater)

-        {

-            floater->reloadMessages(clean_messages);

-        }

-    }

-

-    LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::findTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");

-    if (nearby_chat)

-    {

-             nearby_chat->reloadMessages(clean_messages);

-    }

-}

-

-// static

-void LLFloaterIMSessionTab::reloadEmptyFloaters()

-{

-    LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");

-    for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();

-        iter != inst_list.end(); ++iter)

-    {

-        LLFloaterIMSession* floater = dynamic_cast<LLFloaterIMSession*>(*iter);

-        if (floater && floater->getLastChatMessageIndex() == -1)

-        {

-            floater->reloadMessages(true);

-        }

-    }

-

-    LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::findTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");

-    if (nearby_chat && nearby_chat->getMessageArchiveLength() == 0)

-    {

-        nearby_chat->reloadMessages(true);

-    }

-}

-

-void LLFloaterIMSessionTab::updateCallBtnState(bool callIsActive)

-{

-    mVoiceButton->setImageOverlay(callIsActive? getString("call_btn_stop") : getString("call_btn_start"));

-    mVoiceButton->setToolTip(callIsActive? getString("end_call_button_tooltip") : getString("start_call_button_tooltip"));

-

-    enableDisableCallBtn();

-}

-

-void LLFloaterIMSessionTab::onSlide(LLFloaterIMSessionTab* self)

-{

-    LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(self->getHost());

-    bool should_be_expanded = false;

-    if (host_floater)

-    {

-        // Hide the messages pane if a floater is hosted in the Conversations

-        host_floater->collapseMessagesPane(true);

-    }

-    else ///< floater is torn off

-    {

-        if (!self->mIsP2PChat)

-        {

-            // The state must toggle the collapsed state of the panel

-            should_be_expanded = self->mParticipantListPanel->isCollapsed();

-

-            // Update the expand/collapse flag of the participant list panel and save it

-            gSavedSettings.setBOOL("IMShowControlPanel", should_be_expanded);

-            self->mIsParticipantListExpanded = should_be_expanded;

-

-            // Refresh for immediate feedback

-            self->refreshConversation();

-        }

-    }

-

-    self->assignResizeLimits();

-    if (should_be_expanded)

-    {

-        self->forceReshape();

-    }

-}

-

-void LLFloaterIMSessionTab::onCollapseToLine(LLFloaterIMSessionTab* self)

-{

-    LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(self->getHost());

-    if (!host_floater)

-    {

-        bool expand = self->isMessagePaneExpanded();

-        self->mExpandCollapseLineBtn->setImageOverlay(self->getString(expand ? "collapseline_icon" : "expandline_icon"));

-        self->mContentPanel->setVisible(!expand);

-        self->mToolbarPanel->setVisible(!expand);

-        self->mInputEditor->enableSingleLineMode(expand);

-        self->reshapeFloater(expand);

-        self->setMessagePaneExpanded(!expand);

-    }

-}

-

-void LLFloaterIMSessionTab::reshapeFloater(bool collapse)

-{

-    LLRect floater_rect = getRect();

-

-    if(collapse)

-    {

-        mFloaterHeight = floater_rect.getHeight();

-        S32 height = mContentPanel->getRect().getHeight() + mToolbarPanel->getRect().getHeight()

-            + mChatLayoutPanel->getRect().getHeight() - mChatLayoutPanelHeight + 2;

-        floater_rect.mTop -= height;

-

-        setResizeLimits(getMinWidth(), floater_rect.getHeight());

-    }

-    else

-    {

-        floater_rect.mTop = floater_rect.mBottom + mFloaterHeight;

-        setResizeLimits(getMinWidth(), mMinFloaterHeight);

-    }

-

-    enableResizeCtrls(true, true, !collapse);

-

-    saveCollapsedState();

-    setShape(floater_rect, true);

-    mBodyStack->updateLayout();

-}

-

-void LLFloaterIMSessionTab::restoreFloater()

-{

-    if(!isMessagePaneExpanded())

-    {

-        if(isMinimized())

-        {

-            setMinimized(false);

-        }

-        mContentPanel->setVisible(true);

-        mToolbarPanel->setVisible(true);

-        LLRect floater_rect = getRect();

-        floater_rect.mTop = floater_rect.mBottom + mFloaterHeight;

-        setShape(floater_rect, true);

-        mBodyStack->updateLayout();

-        mExpandCollapseLineBtn->setImageOverlay(getString("expandline_icon"));

-        setResizeLimits(getMinWidth(), mMinFloaterHeight);

-        setMessagePaneExpanded(true);

-        saveCollapsedState();

-        mInputEditor->enableSingleLineMode(false);

-        enableResizeCtrls(true, true, true);

-    }

-}

-

-/*virtual*/

-void LLFloaterIMSessionTab::onOpen(const LLSD& key)

-{

-    if (!checkIfTornOff())

-    {

-        LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(getHost());

-        // Show the messages pane when opening a floater hosted in the Conversations

-        host_floater->collapseMessagesPane(false);

-    }

-

-    mInputButtonPanel->setVisible(isTornOff());

-

-    setFocus(true);

-}

-

-

-void LLFloaterIMSessionTab::onTearOffClicked()

-{

-    restoreFloater();

-    setFollows(isTornOff()? FOLLOWS_ALL : FOLLOWS_NONE);

-    mSaveRect = isTornOff();

-    initRectControl();

-    LLFloater::onClickTearOff(this);

-    LLFloaterIMContainer* container = LLFloaterReg::findTypedInstance<LLFloaterIMContainer>("im_container");

-

-    if (isTornOff())

-    {

-        container->selectAdjacentConversation(false);

-        forceReshape();

-    }

-    //Upon re-docking the torn off floater, select the corresponding conversation line item

-    else

-    {

-        container->selectConversation(mSessionID);

-

-    }

-    mInputButtonPanel->setVisible(isTornOff());

-

-    refreshConversation();

-    updateGearBtn();

-}

-

-void LLFloaterIMSessionTab::updateGearBtn()

-{

-    bool prevVisibility = mGearBtn->getVisible();

-    mGearBtn->setVisible(checkIfTornOff() && mIsP2PChat);

-

-

-    // Move buttons if Gear button changed visibility

-    if(prevVisibility != mGearBtn->getVisible())

-    {

-        LLRect gear_btn_rect =  mGearBtn->getRect();

-        LLRect add_btn_rect = mAddBtn->getRect();

-        LLRect call_btn_rect = mVoiceButton->getRect();

-        S32 gap_width = call_btn_rect.mLeft - add_btn_rect.mRight;

-        S32 right_shift = gear_btn_rect.getWidth() + gap_width;

-        if(mGearBtn->getVisible())

-        {

-            // Move buttons to the right to give space for Gear button

-            add_btn_rect.translate(right_shift,0);

-            call_btn_rect.translate(right_shift,0);

-        }

-        else

-        {

-            add_btn_rect.translate(-right_shift,0);

-            call_btn_rect.translate(-right_shift,0);

-        }

-        mAddBtn->setRect(add_btn_rect);

-        mVoiceButton->setRect(call_btn_rect);

-    }

-}

-

-void LLFloaterIMSessionTab::initBtns()

-{

-    LLRect gear_btn_rect =  mGearBtn->getRect();

-    LLRect add_btn_rect = mAddBtn->getRect();

-    LLRect call_btn_rect = mVoiceButton->getRect();

-    S32 gap_width = call_btn_rect.mLeft - add_btn_rect.mRight;

-    S32 right_shift = gear_btn_rect.getWidth() + gap_width;

-

-    add_btn_rect.translate(-right_shift,0);

-    call_btn_rect.translate(-right_shift,0);

-

-    mAddBtn->setRect(add_btn_rect);

-    mVoiceButton->setRect(call_btn_rect);

-}

-

-// static

-bool LLFloaterIMSessionTab::isChatMultiTab()

-{

-    // Restart is required in order to change chat window type.

-    return true;

-}

-

-bool LLFloaterIMSessionTab::checkIfTornOff()

-{

-    bool isTorn = !getHost();

-

-    if (isTorn != isTornOff())

-    {

-        setTornOff(isTorn);

-        refreshConversation();

-    }

-

-    return isTorn;

-}

-

-void LLFloaterIMSessionTab::doToSelected(const LLSD& userdata)

-{

-    // Get the list of selected items in the tab

-    std::string command = userdata.asString();

-    uuid_vec_t selected_uuids;

-    getSelectedUUIDs(selected_uuids);

-

-    // Perform the command (IM, profile, etc...) on the list using the general conversation container method

-    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();

-    // Note: By construction, those can only be participants so we can call doToParticipants() directly

-    floater_container->doToParticipants(command, selected_uuids);

-}

-

-bool LLFloaterIMSessionTab::enableContextMenuItem(const LLSD& userdata)

-{

-    // Get the list of selected items in the tab

-    std::string command = userdata.asString();

-    uuid_vec_t selected_uuids;

-    getSelectedUUIDs(selected_uuids);

-

-    // Perform the item enable test on the list using the general conversation container method

-    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();

-    return floater_container->enableContextMenuItem(command, selected_uuids);

-}

-

-bool LLFloaterIMSessionTab::checkContextMenuItem(const LLSD& userdata)

-{

-    // Get the list of selected items in the tab

-    std::string command = userdata.asString();

-    uuid_vec_t selected_uuids;

-    getSelectedUUIDs(selected_uuids);

-

-    // Perform the item check on the list using the general conversation container method

-    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();

-    return floater_container->checkContextMenuItem(command, selected_uuids);

-}

-

-void LLFloaterIMSessionTab::getSelectedUUIDs(uuid_vec_t& selected_uuids)

-{

-    const std::set<LLFolderViewItem*> selected_items = mConversationsRoot->getSelectionList();

-

-    std::set<LLFolderViewItem*>::const_iterator it = selected_items.begin();

-    const std::set<LLFolderViewItem*>::const_iterator it_end = selected_items.end();

-

-    for (; it != it_end; ++it)

-    {

-        LLConversationItem* conversation_item = static_cast<LLConversationItem *>((*it)->getViewModelItem());

-        if (conversation_item)

-        {

-            selected_uuids.push_back(conversation_item->getUUID());

-        }

-    }

-}

-

-LLConversationItem* LLFloaterIMSessionTab::getCurSelectedViewModelItem()

-{

-    LLConversationItem *conversationItem = NULL;

-

-    if(mConversationsRoot &&

-        mConversationsRoot->getCurSelectedItem() &&

-        mConversationsRoot->getCurSelectedItem()->getViewModelItem())

-    {

-        conversationItem = static_cast<LLConversationItem *>(mConversationsRoot->getCurSelectedItem()->getViewModelItem()) ;

-    }

-

-    return conversationItem;

-}

-

-void LLFloaterIMSessionTab::saveCollapsedState()

-{

-    LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(mSessionID);

-    if(conversp->isNearbyChat())

-    {

-        gSavedPerAccountSettings.setBOOL("NearbyChatIsNotCollapsed", isMessagePaneExpanded());

-    }

-}

-

-LLView* LLFloaterIMSessionTab::getChatHistory()

-{

-    return mChatHistory;

-}

-

-bool LLFloaterIMSessionTab::handleKeyHere(KEY key, MASK mask )

-{

-    bool handled = false;

-

-    if(mask == MASK_ALT)

-    {

-        LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();

-        if (KEY_RETURN == key && !isTornOff())

-        {

-            floater_container->expandConversation();

-            handled = true;

-        }

-        if ((KEY_UP == key) || (KEY_LEFT == key))

-        {

-            floater_container->selectNextorPreviousConversation(false);

-            handled = true;

-        }

-        if ((KEY_DOWN == key ) || (KEY_RIGHT == key))

-        {

-            floater_container->selectNextorPreviousConversation(true);

-            handled = true;

-        }

-    }

-    return handled;

-}

+/**
+ * @file llfloaterimsessiontab.cpp
+ * @brief LLFloaterIMSessionTab class implements the common behavior of LNearbyChatBar
+ * @brief and LLFloaterIMSession for hosting both in LLIMContainer
+ *
+ * $LicenseInfo:firstyear=2012&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2012, 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
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfloaterimsessiontab.h"
+
+#include "llagent.h"
+#include "llagentcamera.h"
+#include "llavataractions.h"
+#include "llavatariconctrl.h"
+#include "llchatentry.h"
+#include "llchathistory.h"
+#include "llchiclet.h"
+#include "llchicletbar.h"
+#include "lldraghandle.h"
+#include "llemojidictionary.h"
+#include "llfloaterreg.h"
+#include "llfloateremojipicker.h"
+#include "llfloaterimsession.h"
+#include "llfloaterimcontainer.h" // to replace separate IM Floaters with multifloater container
+#include "llfloaterimnearbychat.h"
+#include "llgroupiconctrl.h"
+#include "lllayoutstack.h"
+#include "llpanelemojicomplete.h"
+#include "lltoolbarview.h"
+
+const F32 REFRESH_INTERVAL = 1.0f;
+const std::string ICN_GROUP("group_chat_icon");
+const std::string ICN_NEARBY("nearby_chat_icon");
+const std::string ICN_AVATAR("avatar_icon");
+
+void cb_group_do_nothing()
+{
+}
+
+LLFloaterIMSessionTab::LLFloaterIMSessionTab(const LLSD& session_id)
+:   super(NULL, false, session_id),
+    mIsP2PChat(false),
+    mExpandCollapseBtn(NULL),
+    mTearOffBtn(NULL),
+    mCloseBtn(NULL),
+    mSessionID(session_id.asUUID()),
+    mConversationsRoot(NULL),
+    mScroller(NULL),
+    mChatHistory(NULL),
+    mInputEditor(NULL),
+    mInputEditorPad(0),
+    mRefreshTimer(new LLTimer()),
+    mIsHostAttached(false),
+    mHasVisibleBeenInitialized(false),
+    mIsParticipantListExpanded(true),
+    mChatLayoutPanel(NULL),
+    mInputPanels(NULL),
+    mChatLayoutPanelHeight(0)
+{
+    setAutoFocus(false);
+    mSession = LLIMModel::getInstance()->findIMSession(mSessionID);
+
+    mCommitCallbackRegistrar.add("IMSession.Menu.Action",
+            boost::bind(&LLFloaterIMSessionTab::onIMSessionMenuItemClicked,  this, _2));
+    mEnableCallbackRegistrar.add("IMSession.Menu.CompactExpandedModes.CheckItem",
+            boost::bind(&LLFloaterIMSessionTab::onIMCompactExpandedMenuItemCheck, this, _2));
+    mEnableCallbackRegistrar.add("IMSession.Menu.ShowModes.CheckItem",
+            boost::bind(&LLFloaterIMSessionTab::onIMShowModesMenuItemCheck,   this, _2));
+    mEnableCallbackRegistrar.add("IMSession.Menu.ShowModes.Enable",
+            boost::bind(&LLFloaterIMSessionTab::onIMShowModesMenuItemEnable,  this, _2));
+
+    // Right click menu handling
+    mEnableCallbackRegistrar.add("Avatar.CheckItem",  boost::bind(&LLFloaterIMSessionTab::checkContextMenuItem, this, _2));
+    mEnableCallbackRegistrar.add("Avatar.EnableItem", boost::bind(&LLFloaterIMSessionTab::enableContextMenuItem, this, _2));
+    mCommitCallbackRegistrar.add("Avatar.DoToSelected", boost::bind(&LLFloaterIMSessionTab::doToSelected, this, _2));
+    mCommitCallbackRegistrar.add("Group.DoToSelected", boost::bind(&cb_group_do_nothing));
+
+    mMinFloaterHeight = getMinHeight();
+}
+
+LLFloaterIMSessionTab::~LLFloaterIMSessionTab()
+{
+    delete mRefreshTimer;
+
+    LLFloaterIMContainer* im_container = LLFloaterIMContainer::findInstance();
+    if (im_container)
+    {
+        LLParticipantList* session = dynamic_cast<LLParticipantList*>(im_container->getSessionModel(mSessionID));
+        if (session)
+        {
+            for (const conversations_widgets_map::value_type& widget_pair : mConversationsWidgets)
+            {
+                LLFolderViewItem* widget = widget_pair.second;
+                LLFolderViewModelItem* item_vmi = widget->getViewModelItem();
+                if (item_vmi && item_vmi->getNumRefs() == 1)
+                {
+                    // This is the last pointer, remove participant from session
+                    // before participant gets deleted on destroyView.
+                    session->removeChild(item_vmi);
+                }
+            }
+        }
+    }
+}
+
+// static
+LLFloaterIMSessionTab* LLFloaterIMSessionTab::findConversation(const LLUUID& uuid)
+{
+    LLFloaterIMSessionTab* conv;
+
+    if (uuid.isNull())
+    {
+        conv = LLFloaterReg::findTypedInstance<LLFloaterIMSessionTab>("nearby_chat");
+    }
+    else
+    {
+        conv = LLFloaterReg::findTypedInstance<LLFloaterIMSessionTab>("impanel", LLSD(uuid));
+    }
+
+    return conv;
+};
+
+// static
+LLFloaterIMSessionTab* LLFloaterIMSessionTab::getConversation(const LLUUID& uuid)
+{
+    LLFloaterIMSessionTab* conv;
+
+    if (uuid.isNull())
+    {
+        conv = LLFloaterReg::getTypedInstance<LLFloaterIMSessionTab>("nearby_chat");
+    }
+    else
+    {
+        conv = LLFloaterReg::getTypedInstance<LLFloaterIMSessionTab>("impanel", LLSD(uuid));
+        conv->setOpenPositioning(LLFloaterEnums::POSITIONING_RELATIVE);
+    }
+
+    return conv;
+
+};
+
+// virtual
+void LLFloaterIMSessionTab::setVisible(bool visible)
+{
+    if (visible && !mHasVisibleBeenInitialized)
+    {
+        mHasVisibleBeenInitialized = true;
+        if (!gAgentCamera.cameraMouselook())
+        {
+            LLFloaterReg::getTypedInstance<LLFloaterIMContainer>("im_container")->setVisible(true);
+        }
+        LLFloaterIMSessionTab::addToHost(mSessionID);
+        LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(mSessionID);
+
+        if (conversp && conversp->isNearbyChat() && gSavedPerAccountSettings.getBOOL("NearbyChatIsNotCollapsed"))
+        {
+            onCollapseToLine(this);
+        }
+        mInputButtonPanel->setVisible(isTornOff());
+    }
+
+    super::setVisible(visible);
+}
+
+// virtual
+void LLFloaterIMSessionTab::setFocus(bool focus)
+{
+    super::setFocus(focus);
+
+    // Redirect focus to input editor
+    if (focus)
+    {
+        updateMessages();
+
+        if (mInputEditor)
+        {
+            mInputEditor->setFocus(true);
+        }
+    }
+}
+
+void LLFloaterIMSessionTab::addToHost(const LLUUID& session_id)
+{
+    if ((session_id.notNull() && !gIMMgr->hasSession(session_id))
+            || !LLFloaterIMSessionTab::isChatMultiTab())
+    {
+        return;
+    }
+
+    // Get the floater: this will create the instance if it didn't exist
+    LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(session_id);
+    if (conversp)
+    {
+        LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();
+
+        // Do not add again existing floaters
+        if (floater_container && !conversp->isHostAttached())
+        {
+            conversp->setHostAttached(true);
+
+            if (!conversp->isNearbyChat()
+                    || gSavedPerAccountSettings.getBOOL("NearbyChatIsNotTornOff"))
+            {
+                floater_container->addFloater(conversp, false, LLTabContainer::RIGHT_OF_CURRENT);
+            }
+            else
+            {
+                // setting of the "potential" host for Nearby Chat: this sequence sets
+                // LLFloater::mHostHandle = NULL (a current host), but
+                // LLFloater::mLastHostHandle = floater_container (a "future" host)
+                conversp->setHost(floater_container);
+                conversp->setHost(NULL);
+
+                conversp->forceReshape();
+            }
+            // Added floaters share some state (like sort order) with their host
+            conversp->setSortOrder(floater_container->getSortOrder());
+        }
+    }
+}
+
+void LLFloaterIMSessionTab::assignResizeLimits()
+{
+    bool is_participants_pane_collapsed = mParticipantListPanel->isCollapsed();
+
+    // disable a layoutstack's functionality when participant list panel is collapsed
+    mRightPartPanel->setIgnoreReshape(is_participants_pane_collapsed);
+
+    S32 participants_pane_target_width = is_participants_pane_collapsed?
+            0 : (mParticipantListPanel->getRect().getWidth() + mParticipantListAndHistoryStack->getPanelSpacing());
+
+    S32 new_min_width = participants_pane_target_width + mRightPartPanel->getExpandedMinDim() + mFloaterExtraWidth;
+
+    setResizeLimits(new_min_width, getMinHeight());
+
+    this->mParticipantListAndHistoryStack->updateLayout();
+}
+
+// virtual
+bool LLFloaterIMSessionTab::postBuild()
+{
+    bool result;
+
+    mBodyStack = getChild<LLLayoutStack>("main_stack");
+    mParticipantListAndHistoryStack = getChild<LLLayoutStack>("im_panels");
+
+    mCloseBtn = getChild<LLButton>("close_btn");
+    mCloseBtn->setCommitCallback([this](LLUICtrl*, const LLSD&) { onClickClose(this); });
+
+    mExpandCollapseBtn = getChild<LLButton>("expand_collapse_btn");
+    mExpandCollapseBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onSlide(this); });
+
+    mExpandCollapseLineBtn = getChild<LLButton>("minz_btn");
+    mExpandCollapseLineBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onCollapseToLine(this); });
+
+    mTearOffBtn = getChild<LLButton>("tear_off_btn");
+    mTearOffBtn->setCommitCallback(boost::bind(&LLFloaterIMSessionTab::onTearOffClicked, this));
+
+    mEmojiRecentPanelToggleBtn = getChild<LLButton>("emoji_recent_panel_toggle_btn");
+    mEmojiRecentPanelToggleBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onEmojiRecentPanelToggleBtnClicked(); });
+
+    mEmojiRecentPanel = getChild<LLLayoutPanel>("emoji_recent_layout_panel");
+    mEmojiRecentPanel->setVisible(false);
+
+    mEmojiRecentEmptyText = getChild<LLTextBox>("emoji_recent_empty_text");
+    mEmojiRecentEmptyText->setToolTip(mEmojiRecentEmptyText->getText());
+    mEmojiRecentEmptyText->setVisible(false);
+
+    mEmojiRecentContainer = getChild<LLPanel>("emoji_recent_container");
+    mEmojiRecentContainer->setVisible(false);
+
+    mEmojiRecentIconsCtrl = getChild<LLPanelEmojiComplete>("emoji_recent_icons_ctrl");
+    mEmojiRecentIconsCtrl->setFocusReceivedCallback([this](LLFocusableElement*) { onEmojiRecentPanelFocusReceived(); });
+    mEmojiRecentIconsCtrl->setFocusLostCallback([this](LLFocusableElement*) { onEmojiRecentPanelFocusLost(); });
+    mEmojiRecentIconsCtrl->setCommitCallback([this](LLUICtrl*, const LLSD& value) { onRecentEmojiPicked(value); });
+
+    mEmojiPickerShowBtn = getChild<LLButton>("emoji_picker_show_btn");
+    mEmojiPickerShowBtn->setClickedCallback([this](LLUICtrl*, const LLSD&) { onEmojiPickerShowBtnClicked(); });
+
+    mGearBtn = getChild<LLButton>("gear_btn");
+    mAddBtn = getChild<LLButton>("add_btn");
+    mVoiceButton = getChild<LLButton>("voice_call_btn");
+
+    mParticipantListPanel = getChild<LLLayoutPanel>("speakers_list_panel");
+    mRightPartPanel = getChild<LLLayoutPanel>("right_part_holder");
+
+    mToolbarPanel = getChild<LLLayoutPanel>("toolbar_panel");
+    mContentPanel = getChild<LLLayoutPanel>("body_panel");
+    mInputButtonPanel = getChild<LLLayoutPanel>("input_button_layout_panel");
+    mInputButtonPanel->setVisible(false);
+    // Add a scroller for the folder (participant) view
+    LLRect scroller_view_rect = mParticipantListPanel->getRect();
+    scroller_view_rect.translate(-scroller_view_rect.mLeft, -scroller_view_rect.mBottom);
+    LLScrollContainer::Params scroller_params(LLUICtrlFactory::getDefaultParams<LLFolderViewScrollContainer>());
+    scroller_params.rect(scroller_view_rect);
+    mScroller = LLUICtrlFactory::create<LLFolderViewScrollContainer>(scroller_params);
+    mScroller->setFollowsAll();
+
+    // Insert that scroller into the panel widgets hierarchy
+    mParticipantListPanel->addChild(mScroller);
+
+    mChatHistory = getChild<LLChatHistory>("chat_history");
+
+    mInputEditor = getChild<LLChatEntry>("chat_editor");
+
+    mChatLayoutPanel = getChild<LLLayoutPanel>("chat_layout_panel");
+    mInputPanels = getChild<LLLayoutStack>("input_panels");
+
+    mInputEditor->setTextExpandedCallback(boost::bind(&LLFloaterIMSessionTab::reshapeChatLayoutPanel, this));
+    mInputEditor->setMouseUpCallback(boost::bind(&LLFloaterIMSessionTab::onInputEditorClicked, this));
+    mInputEditor->setCommitOnFocusLost( false );
+    mInputEditor->setPassDelete(true);
+    mInputEditor->setFont(LLViewerChat::getChatFont());
+
+    mChatLayoutPanelHeight = mChatLayoutPanel->getRect().getHeight();
+    mInputEditorPad = mChatLayoutPanelHeight - mInputEditor->getRect().getHeight();
+
+    setOpenPositioning(LLFloaterEnums::POSITIONING_RELATIVE);
+
+    mSaveRect = isNearbyChat()
+                    &&  !gSavedPerAccountSettings.getBOOL("NearbyChatIsNotTornOff");
+    initRectControl();
+
+    if (isChatMultiTab())
+    {
+        result = LLFloater::postBuild();
+    }
+    else
+    {
+        result = LLDockableFloater::postBuild();
+    }
+
+    // Create the root using an ad-hoc base item
+    LLConversationItem* base_item = new LLConversationItem(mSessionID, mConversationViewModel);
+    LLFolderView::Params p(LLUICtrlFactory::getDefaultParams<LLFolderView>());
+    p.rect = LLRect(0, 0, getRect().getWidth(), 0);
+    p.parent_panel = mParticipantListPanel;
+    p.listener = base_item;
+    p.view_model = &mConversationViewModel;
+    p.root = NULL;
+    p.use_ellipses = true;
+    p.options_menu = "menu_conversation.xml";
+    p.name = "root";
+    mConversationsRoot = LLUICtrlFactory::create<LLFolderView>(p);
+    mConversationsRoot->setCallbackRegistrar(&mCommitCallbackRegistrar);
+    mConversationsRoot->setEnableRegistrar(&mEnableCallbackRegistrar);
+    // Attach that root to the scroller
+    mScroller->addChild(mConversationsRoot);
+    mConversationsRoot->setScrollContainer(mScroller);
+    mConversationsRoot->setFollowsAll();
+    mConversationsRoot->addChild(mConversationsRoot->mStatusTextBox);
+
+    setMessagePaneExpanded(true);
+
+    buildConversationViewParticipant();
+    refreshConversation();
+
+    // Zero expiry time is set only once to allow initial update.
+    mRefreshTimer->setTimerExpirySec(0);
+    mRefreshTimer->start();
+    initBtns();
+
+    if (mIsParticipantListExpanded != (bool)gSavedSettings.getBOOL("IMShowControlPanel"))
+    {
+        LLFloaterIMSessionTab::onSlide(this);
+    }
+
+    // The resize limits for LLFloaterIMSessionTab should be updated, based on current values of width of conversation and message panels
+    mParticipantListPanel->getResizeBar()->setResizeListener(boost::bind(&LLFloaterIMSessionTab::assignResizeLimits, this));
+    mFloaterExtraWidth =
+            getRect().getWidth()
+            - mParticipantListAndHistoryStack->getRect().getWidth()
+            - (mParticipantListPanel->isCollapsed()? 0 : LLPANEL_BORDER_WIDTH);
+
+    assignResizeLimits();
+
+    return result;
+}
+
+LLParticipantList* LLFloaterIMSessionTab::getParticipantList()
+{
+    return dynamic_cast<LLParticipantList*>(LLFloaterIMContainer::getInstance()->getSessionModel(mSessionID));
+}
+
+// virtual
+void LLFloaterIMSessionTab::draw()
+{
+    if (mRefreshTimer->hasExpired())
+    {
+        LLParticipantList* item = getParticipantList();
+        if (item)
+        {
+            // Update all model items
+            item->update();
+            // If the model and view list diverge in count, rebuild
+            // Note: this happens sometimes right around init (add participant events fire but get dropped) and is the cause
+            // of missing participants, often, the user agent itself. As there will be no other event fired, there's
+            // no other choice but get those inconsistencies regularly (and lightly) checked and scrubbed.
+            if (item->getChildrenCount() != mConversationsWidgets.size())
+            {
+                buildConversationViewParticipant();
+            }
+            refreshConversation();
+        }
+
+        // Restart the refresh timer
+        mRefreshTimer->setTimerExpirySec(REFRESH_INTERVAL);
+    }
+
+    super::draw();
+}
+
+void LLFloaterIMSessionTab::enableDisableCallBtn()
+{
+    if (LLVoiceClient::instanceExists() && mVoiceButton)
+    {
+        mVoiceButton->setEnabled(
+            mSessionID.notNull()
+            && mSession
+            && mSession->mSessionInitialized
+            && LLVoiceClient::getInstance()->voiceEnabled()
+            && LLVoiceClient::getInstance()->isVoiceWorking()
+            && mSession->mCallBackEnabled);
+    }
+}
+
+// virtual
+void LLFloaterIMSessionTab::onFocusReceived()
+{
+    setBackgroundOpaque(true);
+
+    if (mSessionID.notNull() && isInVisibleChain())
+    {
+        LLIMModel::instance().sendNoUnreadMessages(mSessionID);
+    }
+
+    super::onFocusReceived();
+}
+
+// virtual
+void LLFloaterIMSessionTab::onFocusLost()
+{
+    setBackgroundOpaque(false);
+    super::onFocusLost();
+}
+
+void LLFloaterIMSessionTab::onInputEditorClicked()
+{
+    LLFloaterIMContainer* im_box = LLFloaterIMContainer::findInstance();
+    if (im_box)
+    {
+        im_box->flashConversationItemWidget(mSessionID,false);
+    }
+    gToolBarView->flashCommand(LLCommandId("chat"), false);
+}
+
+void LLFloaterIMSessionTab::onEmojiRecentPanelToggleBtnClicked()
+{
+    bool show = !mEmojiRecentPanel->getVisible();
+    if (show)
+    {
+        initEmojiRecentPanel();
+    }
+
+    mEmojiRecentPanel->setVisible(show);
+    mInputEditor->setFocus(true);
+}
+
+void LLFloaterIMSessionTab::onEmojiPickerShowBtnClicked()
+{
+    mInputEditor->setFocus(true);
+    mInputEditor->showEmojiHelper();
+}
+
+void LLFloaterIMSessionTab::initEmojiRecentPanel()
+{
+    std::list<llwchar>& recentlyUsed = LLFloaterEmojiPicker::getRecentlyUsed();
+    if (recentlyUsed.empty())
+    {
+        mEmojiRecentEmptyText->setVisible(true);
+        mEmojiRecentContainer->setVisible(false);
+    }
+    else
+    {
+        LLWString emojis;
+        for (llwchar emoji : recentlyUsed)
+        {
+            emojis += emoji;
+        }
+        mEmojiRecentIconsCtrl->setEmojis(emojis);
+        mEmojiRecentEmptyText->setVisible(false);
+        mEmojiRecentContainer->setVisible(true);
+    }
+}
+
+// static
+void LLFloaterIMSessionTab::onEmojiRecentPanelFocusReceived()
+{
+    mEmojiRecentContainer->addBorder();
+}
+
+// static
+void LLFloaterIMSessionTab::onEmojiRecentPanelFocusLost()
+{
+    mEmojiRecentContainer->removeBorder();
+}
+
+void LLFloaterIMSessionTab::onRecentEmojiPicked(const LLSD& value)
+{
+    LLSD::String str = value.asString();
+    if (str.size())
+    {
+        LLWString wstr = utf8string_to_wstring(str);
+        if (wstr.size())
+        {
+            llwchar emoji = wstr[0];
+            mInputEditor->insertEmoji(emoji);
+        }
+    }
+}
+
+void LLFloaterIMSessionTab::closeFloater(bool app_quitting)
+{
+    LLFloaterEmojiPicker::saveState();
+    super::closeFloater(app_quitting);
+}
+
+std::string LLFloaterIMSessionTab::appendTime()
+{
+    std::string timeStr = "[" + LLTrans::getString("TimeHour") + "]:"
+                          "[" + LLTrans::getString("TimeMin") + "]";
+
+    LLSD substitution;
+    substitution["datetime"] = (S32)time_corrected();
+    LLStringUtil::format(timeStr, substitution);
+
+    return timeStr;
+}
+
+void LLFloaterIMSessionTab::appendMessage(const LLChat& chat, const LLSD& args)
+{
+    if (chat.mMuted || !mChatHistory)
+        return;
+
+    // Update the participant activity time
+    LLFloaterIMContainer* im_box = LLFloaterIMContainer::findInstance();
+    if (im_box)
+    {
+        im_box->setTimeNow(mSessionID, chat.mFromID);
+    }
+
+    LLChat& tmp_chat = const_cast<LLChat&>(chat);
+
+    if (tmp_chat.mTimeStr.empty())
+        tmp_chat.mTimeStr = appendTime();
+
+    tmp_chat.mFromName = chat.mFromName;
+
+    LLSD chat_args = args;
+    chat_args["use_plain_text_chat_history"] =
+            gSavedSettings.getBOOL("PlainTextChatHistory");
+    chat_args["show_time"] = gSavedSettings.getBOOL("IMShowTime");
+    chat_args["show_names_for_p2p_conv"] = !mIsP2PChat ||
+            gSavedSettings.getBOOL("IMShowNamesForP2PConv");
+
+    mChatHistory->appendMessage(chat, chat_args);
+}
+
+void LLFloaterIMSessionTab::updateUsedEmojis(LLWString text)
+{
+    LLEmojiDictionary* dictionary = LLEmojiDictionary::getInstance();
+    llassert_always(dictionary);
+
+    bool emojiSent = false;
+    for (llwchar& c : text)
+    {
+        if (dictionary->isEmoji(c))
+        {
+            LLFloaterEmojiPicker::onEmojiUsed(c);
+            emojiSent = true;
+        }
+    }
+
+    if (!emojiSent)
+        return;
+
+    LLFloaterEmojiPicker::saveState();
+
+    if (mEmojiRecentPanel->getVisible())
+    {
+        initEmojiRecentPanel();
+    }
+}
+
+static LLTrace::BlockTimerStatHandle FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT("Build Conversation View");
+void LLFloaterIMSessionTab::buildConversationViewParticipant()
+{
+    LL_RECORD_BLOCK_TIME(FTM_BUILD_CONVERSATION_VIEW_PARTICIPANT);
+    // Clear the widget list since we are rebuilding afresh from the model
+    conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();
+    while (widget_it != mConversationsWidgets.end())
+    {
+        removeConversationViewParticipant(widget_it->first);
+        // Iterators are invalidated by erase so we need to pick begin again
+        widget_it = mConversationsWidgets.begin();
+    }
+
+    // Get the model list
+    LLParticipantList* item = getParticipantList();
+    if (!item)
+    {
+        // Nothing to do if the model list is inexistent
+        return;
+    }
+
+    // Create the participants widgets now
+    LLFolderViewModelItemCommon::child_list_t::const_iterator current_participant_model = item->getChildrenBegin();
+    LLFolderViewModelItemCommon::child_list_t::const_iterator end_participant_model = item->getChildrenEnd();
+    while (current_participant_model != end_participant_model)
+    {
+        LLConversationItem* participant_model = dynamic_cast<LLConversationItem*>(*current_participant_model);
+        if (participant_model)
+        {
+            addConversationViewParticipant(participant_model);
+        }
+        current_participant_model++;
+    }
+}
+
+void LLFloaterIMSessionTab::addConversationViewParticipant(LLConversationItem* participant_model, bool update_view)
+{
+    if (!participant_model)
+    {
+        // Nothing to do if the model is inexistent
+        return;
+    }
+
+    // Check if the model already has an associated view
+    LLUUID uuid = participant_model->getUUID();
+    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,uuid);
+
+    // If not already present, create the participant view and attach it to the root, otherwise, just refresh it
+    if (widget)
+    {
+        if (update_view)
+        {
+            updateConversationViewParticipant(uuid); // overkill?
+        }
+    }
+    else
+    {
+        LLConversationViewParticipant* participant_view = createConversationViewParticipant(participant_model);
+        mConversationsWidgets[uuid] = participant_view;
+        participant_view->addToFolder(mConversationsRoot);
+        participant_view->addToSession(mSessionID);
+        participant_view->setVisible(true);
+    }
+}
+
+void LLFloaterIMSessionTab::removeConversationViewParticipant(const LLUUID& participant_id)
+{
+    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,participant_id);
+    if (widget)
+    {
+        LLFolderViewModelItem* item_vmi = widget->getViewModelItem();
+        if (item_vmi && item_vmi->getNumRefs() == 1)
+        {
+            // This is the last pointer, remove participant from session
+            // before participant gets deleted on destroyView.
+            //
+            // Floater (widget) and participant's view can simultaneously
+            // co-own the model, in which case view is responsible for
+            // the deletion and floater is free to clear and recreate
+            // the list, yet there are cases where only widget owns
+            // the pointer so it should do the cleanup.
+            // See "add_participant".
+            //
+            // Todo: If it keeps causing issues turn participants
+            // into LLPointers in the session
+            LLParticipantList* session = getParticipantList();
+            if (session)
+            {
+                session->removeChild(item_vmi);
+            }
+        }
+        widget->destroyView();
+    }
+    mConversationsWidgets.erase(participant_id);
+}
+
+void LLFloaterIMSessionTab::updateConversationViewParticipant(const LLUUID& participant_id)
+{
+    LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,participant_id);
+    if (widget && widget->getViewModelItem())
+    {
+        widget->refresh();
+    }
+}
+
+void LLFloaterIMSessionTab::refreshConversation()
+{
+    // Note: We collect participants names to change the session name only in the case of ad-hoc conversations
+    bool is_ad_hoc = (mSession ? mSession->isAdHocSessionType() : false);
+    uuid_vec_t participants_uuids; // uuids vector for building the added participants name string
+    // For P2P chat, we still need to update the session name who may have changed (switch display name for instance)
+    if (mIsP2PChat && mSession)
+    {
+        participants_uuids.push_back(mSession->mOtherParticipantID);
+    }
+
+    conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();
+    while (widget_it != mConversationsWidgets.end())
+    {
+        // Add the participant to the list except if it's the agent itself (redundant)
+        if (is_ad_hoc && (widget_it->first != gAgentID))
+        {
+            participants_uuids.push_back(widget_it->first);
+        }
+        if (widget_it->second->getViewModelItem())
+        {
+            widget_it->second->refresh();
+            widget_it->second->setVisible(true);
+        }
+        ++widget_it;
+    }
+    if (is_ad_hoc || mIsP2PChat)
+    {
+        // Build the session name and update it
+        std::string session_name;
+        if (participants_uuids.size() != 0)
+        {
+            LLAvatarActions::buildResidentsString(participants_uuids, session_name);
+        }
+        else
+        {
+            session_name = LLIMModel::instance().getName(mSessionID);
+        }
+        updateSessionName(session_name);
+    }
+
+    if (mSessionID.notNull())
+    {
+        LLParticipantList* participant_list = getParticipantList();
+        if (participant_list)
+        {
+            LLFolderViewModelItemCommon::child_list_t::const_iterator current_participant_model = participant_list->getChildrenBegin();
+            LLFolderViewModelItemCommon::child_list_t::const_iterator end_participant_model = participant_list->getChildrenEnd();
+            LLIMSpeakerMgr *speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
+            while (current_participant_model != end_participant_model)
+            {
+                LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(*current_participant_model);
+                if (speaker_mgr && participant_model)
+                {
+                    LLSpeaker *participant_speaker = speaker_mgr->findSpeaker(participant_model->getUUID());
+                    LLSpeaker *agent_speaker = speaker_mgr->findSpeaker(gAgentID);
+                    if (participant_speaker && agent_speaker)
+                    {
+                        participant_model->setDisplayModeratorRole(agent_speaker->mIsModerator && participant_speaker->mIsModerator);
+                    }
+                }
+                current_participant_model++;
+            }
+        }
+    }
+
+    mConversationViewModel.requestSortAll();
+    if(mConversationsRoot != NULL)
+    {
+        mConversationsRoot->arrangeAll();
+        mConversationsRoot->update();
+    }
+    updateHeaderAndToolbar();
+    refresh();
+}
+
+// Copied from LLFloaterIMContainer::createConversationViewParticipant(). Refactor opportunity!
+LLConversationViewParticipant* LLFloaterIMSessionTab::createConversationViewParticipant(LLConversationItem* item)
+{
+    LLRect panel_rect = mParticipantListPanel->getRect();
+
+    LLConversationViewParticipant::Params params;
+    params.name = item->getDisplayName();
+    params.root = mConversationsRoot;
+    params.listener = item;
+    params.rect = LLRect (0, 24, panel_rect.getWidth(), 0); // *TODO: use conversation_view_participant.xml itemHeight value in lieu of 24
+    params.tool_tip = params.name;
+    params.participant_id = item->getUUID();
+
+    return LLUICtrlFactory::create<LLConversationViewParticipant>(params);
+}
+
+void LLFloaterIMSessionTab::setSortOrder(const LLConversationSort& order)
+{
+    mConversationViewModel.setSorter(order);
+    mConversationsRoot->arrangeAll();
+    refreshConversation();
+}
+
+void LLFloaterIMSessionTab::onIMSessionMenuItemClicked(const LLSD& userdata)
+{
+    std::string item = userdata.asString();
+
+    if (item == "compact_view" || item == "expanded_view")
+    {
+        gSavedSettings.setBOOL("PlainTextChatHistory", item == "compact_view");
+    }
+    else
+    {
+        bool prev_value = gSavedSettings.getBOOL(item);
+        gSavedSettings.setBOOL(item, !prev_value);
+    }
+
+    LLFloaterIMSessionTab::processChatHistoryStyleUpdate();
+}
+
+bool LLFloaterIMSessionTab::onIMCompactExpandedMenuItemCheck(const LLSD& userdata)
+{
+    std::string item = userdata.asString();
+    bool is_plain_text_mode = gSavedSettings.getBOOL("PlainTextChatHistory");
+
+    return is_plain_text_mode? item == "compact_view" : item == "expanded_view";
+}
+
+
+bool LLFloaterIMSessionTab::onIMShowModesMenuItemCheck(const LLSD& userdata)
+{
+    return gSavedSettings.getBOOL(userdata.asString());
+}
+
+// enable/disable states for the "show time" and "show names" items of the show-modes menu
+bool LLFloaterIMSessionTab::onIMShowModesMenuItemEnable(const LLSD& userdata)
+{
+    std::string item = userdata.asString();
+    bool plain_text = gSavedSettings.getBOOL("PlainTextChatHistory");
+    bool is_not_names = (item != "IMShowNamesForP2PConv");
+    return (plain_text && (is_not_names || mIsP2PChat));
+}
+
+void LLFloaterIMSessionTab::hideOrShowTitle()
+{
+    const LLFloater::Params& default_params = LLFloater::getDefaultParams();
+    S32 floater_header_size = default_params.header_height;
+    LLView* floater_contents = getChild<LLView>("contents_view");
+
+    LLRect floater_rect = getLocalRect();
+    S32 top_border_of_contents = floater_rect.mTop - (isTornOff()? floater_header_size : 0);
+    LLRect handle_rect (0, floater_rect.mTop, floater_rect.mRight, top_border_of_contents);
+    LLRect contents_rect (0, top_border_of_contents, floater_rect.mRight, floater_rect.mBottom);
+    mDragHandle->setShape(handle_rect);
+    mDragHandle->setVisible(isTornOff());
+    floater_contents->setShape(contents_rect);
+}
+
+void LLFloaterIMSessionTab::updateSessionName(const std::string& name)
+{
+    mInputEditor->setLabel(LLTrans::getString("IM_to_label") + " " + name);
+}
+
+void LLFloaterIMSessionTab::updateChatIcon(const LLUUID& id)
+{
+    if (mSession)
+    {
+        if (mSession->isP2PSessionType())
+        {
+            LLAvatarIconCtrl* icon = getChild<LLAvatarIconCtrl>(ICN_AVATAR);
+            icon->setVisible(true);
+            icon->setValue(id);
+        }
+        if (mSession->isAdHocSessionType())
+        {
+            LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);
+            icon->setVisible(true);
+        }
+        if (mSession->isGroupSessionType())
+        {
+            LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);
+            icon->setVisible(true);
+            icon->setValue(id);
+        }
+    }
+    else
+    {
+        if (mIsNearbyChat)
+        {
+            LLIconCtrl* icon = getChild<LLIconCtrl>(ICN_NEARBY);
+            icon->setVisible(true);
+        }
+    }
+
+}
+
+void LLFloaterIMSessionTab::hideAllStandardButtons()
+{
+    for (S32 i = 0; i < BUTTON_COUNT; i++)
+    {
+        if (mButtons[i])
+        {
+            // Hide the standard header buttons in a docked IM floater.
+            mButtons[i]->setVisible(false);
+        }
+    }
+}
+
+void LLFloaterIMSessionTab::updateHeaderAndToolbar()
+{
+    // prevent start conversation before its container
+    LLFloaterIMContainer::getInstance();
+
+    bool is_not_torn_off = !checkIfTornOff();
+    if (is_not_torn_off)
+    {
+        hideAllStandardButtons();
+    }
+
+    hideOrShowTitle();
+
+    // Participant list should be visible only in torn off floaters.
+    bool is_participant_list_visible =
+            !is_not_torn_off
+            && mIsParticipantListExpanded
+            && !mIsP2PChat;
+
+    mParticipantListAndHistoryStack->collapsePanel(mParticipantListPanel, !is_participant_list_visible);
+    mParticipantListPanel->setVisible(is_participant_list_visible);
+
+    // Display collapse image (<<) if the floater is hosted
+    // or if it is torn off but has an open control panel.
+    bool is_expanded = is_not_torn_off || is_participant_list_visible;
+
+    mExpandCollapseBtn->setImageOverlay(getString(is_expanded ? "collapse_icon" : "expand_icon"));
+    mExpandCollapseBtn->setToolTip(
+            is_not_torn_off?
+                getString("expcol_button_not_tearoff_tooltip") :
+                (is_expanded?
+                    getString("expcol_button_tearoff_and_expanded_tooltip") :
+                    getString("expcol_button_tearoff_and_collapsed_tooltip")));
+
+    // toggle floater's drag handle and title visibility
+    if (mDragHandle)
+    {
+        mDragHandle->setTitleVisible(!is_not_torn_off);
+    }
+
+    // The button (>>) should be disabled for torn off P2P conversations.
+    mExpandCollapseBtn->setEnabled(is_not_torn_off || !mIsP2PChat);
+
+    mTearOffBtn->setImageOverlay(getString(is_not_torn_off? "tear_off_icon" : "return_icon"));
+    mTearOffBtn->setToolTip(getString(is_not_torn_off? "tooltip_to_separate_window" : "tooltip_to_main_window"));
+
+
+    mCloseBtn->setVisible(is_not_torn_off && !mIsNearbyChat);
+
+    enableDisableCallBtn();
+}
+
+void LLFloaterIMSessionTab::forceReshape()
+{
+    LLRect floater_rect = getRect();
+    reshape(llmax(floater_rect.getWidth(), this->getMinWidth()),
+            llmax(floater_rect.getHeight(), this->getMinHeight()),
+            true);
+}
+
+
+void LLFloaterIMSessionTab::reshapeChatLayoutPanel()
+{
+    mChatLayoutPanel->reshape(mChatLayoutPanel->getRect().getWidth(), mInputEditor->getRect().getHeight() + mInputEditorPad, false);
+}
+
+// static
+void LLFloaterIMSessionTab::processChatHistoryStyleUpdate(bool clean_messages/* = false*/)
+{
+    LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");
+    for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();
+            iter != inst_list.end(); ++iter)
+    {
+        LLFloaterIMSession* floater = dynamic_cast<LLFloaterIMSession*>(*iter);
+        if (floater)
+        {
+            floater->reloadMessages(clean_messages);
+        }
+    }
+
+    LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::findTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");
+    if (nearby_chat)
+    {
+             nearby_chat->reloadMessages(clean_messages);
+    }
+}
+
+// static
+void LLFloaterIMSessionTab::reloadEmptyFloaters()
+{
+    LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");
+    for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();
+        iter != inst_list.end(); ++iter)
+    {
+        LLFloaterIMSession* floater = dynamic_cast<LLFloaterIMSession*>(*iter);
+        if (floater && floater->getLastChatMessageIndex() == -1)
+        {
+            floater->reloadMessages(true);
+        }
+    }
+
+    LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::findTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");
+    if (nearby_chat && nearby_chat->getMessageArchiveLength() == 0)
+    {
+        nearby_chat->reloadMessages(true);
+    }
+}
+
+void LLFloaterIMSessionTab::updateCallBtnState(bool callIsActive)
+{
+    mVoiceButton->setImageOverlay(callIsActive? getString("call_btn_stop") : getString("call_btn_start"));
+    mVoiceButton->setToolTip(callIsActive? getString("end_call_button_tooltip") : getString("start_call_button_tooltip"));
+
+    enableDisableCallBtn();
+}
+
+void LLFloaterIMSessionTab::onSlide(LLFloaterIMSessionTab* self)
+{
+    LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(self->getHost());
+    bool should_be_expanded = false;
+    if (host_floater)
+    {
+        // Hide the messages pane if a floater is hosted in the Conversations
+        host_floater->collapseMessagesPane(true);
+    }
+    else ///< floater is torn off
+    {
+        if (!self->mIsP2PChat)
+        {
+            // The state must toggle the collapsed state of the panel
+            should_be_expanded = self->mParticipantListPanel->isCollapsed();
+
+            // Update the expand/collapse flag of the participant list panel and save it
+            gSavedSettings.setBOOL("IMShowControlPanel", should_be_expanded);
+            self->mIsParticipantListExpanded = should_be_expanded;
+
+            // Refresh for immediate feedback
+            self->refreshConversation();
+        }
+    }
+
+    self->assignResizeLimits();
+    if (should_be_expanded)
+    {
+        self->forceReshape();
+    }
+}
+
+void LLFloaterIMSessionTab::onCollapseToLine(LLFloaterIMSessionTab* self)
+{
+    LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(self->getHost());
+    if (!host_floater)
+    {
+        bool expand = self->isMessagePaneExpanded();
+        self->mExpandCollapseLineBtn->setImageOverlay(self->getString(expand ? "collapseline_icon" : "expandline_icon"));
+        self->mContentPanel->setVisible(!expand);
+        self->mToolbarPanel->setVisible(!expand);
+        self->mInputEditor->enableSingleLineMode(expand);
+        self->reshapeFloater(expand);
+        self->setMessagePaneExpanded(!expand);
+    }
+}
+
+void LLFloaterIMSessionTab::reshapeFloater(bool collapse)
+{
+    LLRect floater_rect = getRect();
+
+    if(collapse)
+    {
+        mFloaterHeight = floater_rect.getHeight();
+        S32 height = mContentPanel->getRect().getHeight() + mToolbarPanel->getRect().getHeight()
+            + mChatLayoutPanel->getRect().getHeight() - mChatLayoutPanelHeight + 2;
+        floater_rect.mTop -= height;
+
+        setResizeLimits(getMinWidth(), floater_rect.getHeight());
+    }
+    else
+    {
+        floater_rect.mTop = floater_rect.mBottom + mFloaterHeight;
+        setResizeLimits(getMinWidth(), mMinFloaterHeight);
+    }
+
+    enableResizeCtrls(true, true, !collapse);
+
+    saveCollapsedState();
+    setShape(floater_rect, true);
+    mBodyStack->updateLayout();
+}
+
+void LLFloaterIMSessionTab::restoreFloater()
+{
+    if(!isMessagePaneExpanded())
+    {
+        if(isMinimized())
+        {
+            setMinimized(false);
+        }
+        mContentPanel->setVisible(true);
+        mToolbarPanel->setVisible(true);
+        LLRect floater_rect = getRect();
+        floater_rect.mTop = floater_rect.mBottom + mFloaterHeight;
+        setShape(floater_rect, true);
+        mBodyStack->updateLayout();
+        mExpandCollapseLineBtn->setImageOverlay(getString("expandline_icon"));
+        setResizeLimits(getMinWidth(), mMinFloaterHeight);
+        setMessagePaneExpanded(true);
+        saveCollapsedState();
+        mInputEditor->enableSingleLineMode(false);
+        enableResizeCtrls(true, true, true);
+    }
+}
+
+/*virtual*/
+void LLFloaterIMSessionTab::onOpen(const LLSD& key)
+{
+    if (!checkIfTornOff())
+    {
+        LLFloaterIMContainer* host_floater = dynamic_cast<LLFloaterIMContainer*>(getHost());
+        // Show the messages pane when opening a floater hosted in the Conversations
+        host_floater->collapseMessagesPane(false);
+    }
+
+    mInputButtonPanel->setVisible(isTornOff());
+
+    setFocus(true);
+}
+
+
+void LLFloaterIMSessionTab::onTearOffClicked()
+{
+    restoreFloater();
+    setFollows(isTornOff()? FOLLOWS_ALL : FOLLOWS_NONE);
+    mSaveRect = isTornOff();
+    initRectControl();
+    LLFloater::onClickTearOff(this);
+    LLFloaterIMContainer* container = LLFloaterReg::findTypedInstance<LLFloaterIMContainer>("im_container");
+
+    if (isTornOff())
+    {
+        container->selectAdjacentConversation(false);
+        forceReshape();
+    }
+    //Upon re-docking the torn off floater, select the corresponding conversation line item
+    else
+    {
+        container->selectConversation(mSessionID);
+
+    }
+    mInputButtonPanel->setVisible(isTornOff());
+
+    refreshConversation();
+    updateGearBtn();
+}
+
+void LLFloaterIMSessionTab::updateGearBtn()
+{
+    bool prevVisibility = mGearBtn->getVisible();
+    mGearBtn->setVisible(checkIfTornOff() && mIsP2PChat);
+
+
+    // Move buttons if Gear button changed visibility
+    if(prevVisibility != mGearBtn->getVisible())
+    {
+        LLRect gear_btn_rect =  mGearBtn->getRect();
+        LLRect add_btn_rect = mAddBtn->getRect();
+        LLRect call_btn_rect = mVoiceButton->getRect();
+        S32 gap_width = call_btn_rect.mLeft - add_btn_rect.mRight;
+        S32 right_shift = gear_btn_rect.getWidth() + gap_width;
+        if(mGearBtn->getVisible())
+        {
+            // Move buttons to the right to give space for Gear button
+            add_btn_rect.translate(right_shift,0);
+            call_btn_rect.translate(right_shift,0);
+        }
+        else
+        {
+            add_btn_rect.translate(-right_shift,0);
+            call_btn_rect.translate(-right_shift,0);
+        }
+        mAddBtn->setRect(add_btn_rect);
+        mVoiceButton->setRect(call_btn_rect);
+    }
+}
+
+void LLFloaterIMSessionTab::initBtns()
+{
+    LLRect gear_btn_rect =  mGearBtn->getRect();
+    LLRect add_btn_rect = mAddBtn->getRect();
+    LLRect call_btn_rect = mVoiceButton->getRect();
+    S32 gap_width = call_btn_rect.mLeft - add_btn_rect.mRight;
+    S32 right_shift = gear_btn_rect.getWidth() + gap_width;
+
+    add_btn_rect.translate(-right_shift,0);
+    call_btn_rect.translate(-right_shift,0);
+
+    mAddBtn->setRect(add_btn_rect);
+    mVoiceButton->setRect(call_btn_rect);
+}
+
+// static
+bool LLFloaterIMSessionTab::isChatMultiTab()
+{
+    // Restart is required in order to change chat window type.
+    return true;
+}
+
+bool LLFloaterIMSessionTab::checkIfTornOff()
+{
+    bool isTorn = !getHost();
+
+    if (isTorn != isTornOff())
+    {
+        setTornOff(isTorn);
+        refreshConversation();
+    }
+
+    return isTorn;
+}
+
+void LLFloaterIMSessionTab::doToSelected(const LLSD& userdata)
+{
+    // Get the list of selected items in the tab
+    std::string command = userdata.asString();
+    uuid_vec_t selected_uuids;
+    getSelectedUUIDs(selected_uuids);
+
+    // Perform the command (IM, profile, etc...) on the list using the general conversation container method
+    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();
+    // Note: By construction, those can only be participants so we can call doToParticipants() directly
+    floater_container->doToParticipants(command, selected_uuids);
+}
+
+bool LLFloaterIMSessionTab::enableContextMenuItem(const LLSD& userdata)
+{
+    // Get the list of selected items in the tab
+    std::string command = userdata.asString();
+    uuid_vec_t selected_uuids;
+    getSelectedUUIDs(selected_uuids);
+
+    // Perform the item enable test on the list using the general conversation container method
+    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();
+    return floater_container->enableContextMenuItem(command, selected_uuids);
+}
+
+bool LLFloaterIMSessionTab::checkContextMenuItem(const LLSD& userdata)
+{
+    // Get the list of selected items in the tab
+    std::string command = userdata.asString();
+    uuid_vec_t selected_uuids;
+    getSelectedUUIDs(selected_uuids);
+
+    // Perform the item check on the list using the general conversation container method
+    LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();
+    return floater_container->checkContextMenuItem(command, selected_uuids);
+}
+
+void LLFloaterIMSessionTab::getSelectedUUIDs(uuid_vec_t& selected_uuids)
+{
+    const std::set<LLFolderViewItem*> selected_items = mConversationsRoot->getSelectionList();
+
+    std::set<LLFolderViewItem*>::const_iterator it = selected_items.begin();
+    const std::set<LLFolderViewItem*>::const_iterator it_end = selected_items.end();
+
+    for (; it != it_end; ++it)
+    {
+        LLConversationItem* conversation_item = static_cast<LLConversationItem *>((*it)->getViewModelItem());
+        if (conversation_item)
+        {
+            selected_uuids.push_back(conversation_item->getUUID());
+        }
+    }
+}
+
+LLConversationItem* LLFloaterIMSessionTab::getCurSelectedViewModelItem()
+{
+    LLConversationItem *conversationItem = NULL;
+
+    if(mConversationsRoot &&
+        mConversationsRoot->getCurSelectedItem() &&
+        mConversationsRoot->getCurSelectedItem()->getViewModelItem())
+    {
+        conversationItem = static_cast<LLConversationItem *>(mConversationsRoot->getCurSelectedItem()->getViewModelItem()) ;
+    }
+
+    return conversationItem;
+}
+
+void LLFloaterIMSessionTab::saveCollapsedState()
+{
+    LLFloaterIMSessionTab* conversp = LLFloaterIMSessionTab::getConversation(mSessionID);
+    if(conversp->isNearbyChat())
+    {
+        gSavedPerAccountSettings.setBOOL("NearbyChatIsNotCollapsed", isMessagePaneExpanded());
+    }
+}
+
+LLView* LLFloaterIMSessionTab::getChatHistory()
+{
+    return mChatHistory;
+}
+
+bool LLFloaterIMSessionTab::handleKeyHere(KEY key, MASK mask )
+{
+    bool handled = false;
+
+    if(mask == MASK_ALT)
+    {
+        LLFloaterIMContainer* floater_container = LLFloaterIMContainer::getInstance();
+        if (KEY_RETURN == key && !isTornOff())
+        {
+            floater_container->expandConversation();
+            handled = true;
+        }
+        if ((KEY_UP == key) || (KEY_LEFT == key))
+        {
+            floater_container->selectNextorPreviousConversation(false);
+            handled = true;
+        }
+        if ((KEY_DOWN == key ) || (KEY_RIGHT == key))
+        {
+            floater_container->selectNextorPreviousConversation(true);
+            handled = true;
+        }
+    }
+    return handled;
+}