partial implementation for the major task (EXT-989) IM chiclets should expand to show active voice indicator

--HG--
branch : product-engine

4 files changed, 198 insertions, 125 deletions

diff --git a/indra/newview/llchiclet.cpp b/indra/newview/llchiclet.cpp
index 53c4bb32ca..9b27ea4728 100644
--- a/indra/newview/llchiclet.cpp
+++ b/indra/newview/llchiclet.cpp
@@ -55,6 +55,11 @@ static LLDefaultChildRegistry::Register<LLNotificationChiclet> t2("chiclet_notif
 static LLDefaultChildRegistry::Register<LLIMP2PChiclet> t3("chiclet_im_p2p");
 static LLDefaultChildRegistry::Register<LLIMGroupChiclet> t4("chiclet_im_group");
 
+static const LLRect CHICLET_RECT(0, 25, 25, 0);
+static const LLRect CHICLET_ICON_RECT(0, 24, 24, 0);
+static const LLRect VOICE_INDICATOR_RECT(25, 25, 45, 0);
+static const LLRect PANEL_SCROLL_BUTTON_RECT(0, 25, 19, 5);
+
 S32 LLNotificationChiclet::mUreadSystemNotifications = 0;
 
 boost::signals2::signal<LLChiclet* (const LLUUID&),
@@ -199,7 +204,9 @@ void LLChiclet::setValue(const LLSD& value)
 
 LLIMChiclet::LLIMChiclet(const LLIMChiclet::Params& p)
 : LLChiclet(p)
+, mShowSpeaker(false)
 , mNewMessagesIcon(NULL)
+, mSpeakerCtrl(NULL)
 , mCounterCtrl(NULL)
 {
 	// initialize an overlay icon for new messages
@@ -218,6 +225,40 @@ LLIMChiclet::LLIMChiclet(const LLIMChiclet::Params& p)
 	setShowCounter(false);
 }
 
+void LLIMChiclet::setShowSpeaker(bool show)
+{
+	bool needs_resize = getShowSpeaker() != show;
+	if(needs_resize)
+	{		
+		mShowSpeaker = show;
+		toggleSpeakerControl();
+		onChicletSizeChanged();		
+	}
+}
+void LLIMChiclet::initSpeakerControl()
+{
+	// virtual
+}
+
+void LLIMChiclet::toggleSpeakerControl()
+{
+	LLRect speaker_rect = mSpeakerCtrl->getRect();
+	S32 required_width = getRect().getWidth();
+
+	if(getShowSpeaker())
+	{
+		required_width = required_width + speaker_rect.getWidth();
+		initSpeakerControl();		
+	}
+	else
+	{
+		required_width = required_width - speaker_rect.getWidth();
+	}
+	
+	reshape(required_width, getRect().getHeight());
+	mSpeakerCtrl->setVisible(getShowSpeaker());
+}
+
 void LLIMChiclet::setShowNewMessagesIcon(bool show)
 {
 	if(mNewMessagesIcon)
@@ -300,7 +341,7 @@ LLIMP2PChiclet::Params::Params()
 , show_speaker("show_speaker")
 {
 	// *TODO Vadim: Get rid of hardcoded values.
-	rect(LLRect(0, 25, 25, 0));
+	rect(CHICLET_RECT);
 
 	avatar_icon.name("avatar_icon");
 	avatar_icon.follows.flags(FOLLOWS_LEFT | FOLLOWS_TOP | FOLLOWS_BOTTOM);
@@ -309,11 +350,10 @@ LLIMP2PChiclet::Params::Params()
 	// Changed icon height from 25 to 24 to fix ticket EXT-794.
 	// In some cases(after changing UI scale) 25 pixel height icon was 
 	// drawn incorrectly, i'm not sure why.
-	avatar_icon.rect(LLRect(0, 24, 25, 0));
+	avatar_icon.rect(CHICLET_ICON_RECT);
 	avatar_icon.mouse_opaque(false);
 
 	unread_notifications.name("unread");
-	unread_notifications.rect(LLRect(25, 25, 45, 0));
 	unread_notifications.font(LLFontGL::getFontSansSerif());
 	unread_notifications.font_halign(LLFontGL::HCENTER);
 	unread_notifications.v_pad(5);
@@ -322,7 +362,9 @@ LLIMP2PChiclet::Params::Params()
 	unread_notifications.visible(false);
 
 	speaker.name("speaker");
-	speaker.rect(LLRect(45, 25, 65, 0));
+	speaker.rect(VOICE_INDICATOR_RECT);
+	speaker.auto_update(true);
+	speaker.draw_border(false);
 
 	show_speaker = false;
 }
@@ -330,7 +372,6 @@ LLIMP2PChiclet::Params::Params()
 LLIMP2PChiclet::LLIMP2PChiclet(const Params& p)
 : LLIMChiclet(p)
 , mChicletIconCtrl(NULL)
-, mSpeakerCtrl(NULL)
 , mPopupMenu(NULL)
 {
 	LLChicletAvatarIconCtrl::Params avatar_params = p.avatar_icon;
@@ -358,18 +399,9 @@ void LLIMP2PChiclet::setCounter(S32 counter)
 	setShowNewMessagesIcon(counter);
 }
 
-LLRect LLIMP2PChiclet::getRequiredRect()
+void LLIMP2PChiclet::initSpeakerControl()
 {
-	LLRect rect(0, 0, mChicletIconCtrl->getRect().getWidth(), 0);
-	if(getShowCounter())
-	{
-		rect.mRight += mCounterCtrl->getRequiredRect().getWidth();
-	}
-	if(getShowSpeaker())
-	{
-		rect.mRight += mSpeakerCtrl->getRect().getWidth();
-	}
-	return rect;
+	mSpeakerCtrl->setSpeakerId(getOtherParticipantId());
 }
 
 void LLIMP2PChiclet::setOtherParticipantId(const LLUUID& other_participant_id)
@@ -446,18 +478,6 @@ void LLIMP2PChiclet::onMenuItemClicked(const LLSD& user_data)
 	}
 }
 
-void LLIMP2PChiclet::setShowSpeaker(bool show)
-{
-	LLIMChiclet::setShowSpeaker(show);
-
-	bool needs_resize = getShowSpeaker() != show;
-	mSpeakerCtrl->setVisible(getShowSpeaker());
-	if(needs_resize)
-	{
-		onChicletSizeChanged();
-	}
-}
-
 //////////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////////
@@ -470,7 +490,7 @@ LLAdHocChiclet::Params::Params()
 , avatar_icon_color("avatar_icon_color", LLColor4::green)
 {
 	// *TODO Vadim: Get rid of hardcoded values.
-	rect(LLRect(0, 25, 25, 0));
+	rect(CHICLET_RECT);
 
 	avatar_icon.name("avatar_icon");
 	avatar_icon.follows.flags(FOLLOWS_LEFT | FOLLOWS_TOP | FOLLOWS_BOTTOM);
@@ -479,11 +499,10 @@ LLAdHocChiclet::Params::Params()
 	// Changed icon height from 25 to 24 to fix ticket EXT-794.
 	// In some cases(after changing UI scale) 25 pixel height icon was 
 	// drawn incorrectly, i'm not sure why.
-	avatar_icon.rect(LLRect(0, 24, 25, 0));
+	avatar_icon.rect(CHICLET_ICON_RECT);
 	avatar_icon.mouse_opaque(false);
 
 	unread_notifications.name("unread");
-	unread_notifications.rect(LLRect(25, 25, 45, 0));
 	unread_notifications.font(LLFontGL::getFontSansSerif());
 	unread_notifications.font_halign(LLFontGL::HCENTER);
 	unread_notifications.v_pad(5);
@@ -493,7 +512,9 @@ LLAdHocChiclet::Params::Params()
 
 
 	speaker.name("speaker");
-	speaker.rect(LLRect(45, 25, 65, 0));
+	speaker.rect(VOICE_INDICATOR_RECT);
+	speaker.auto_update(true);
+	speaker.draw_border(false);
 
 	show_speaker = false;
 }
@@ -501,7 +522,6 @@ LLAdHocChiclet::Params::Params()
 LLAdHocChiclet::LLAdHocChiclet(const Params& p)
 : LLIMChiclet(p)
 , mChicletIconCtrl(NULL)
-, mSpeakerCtrl(NULL)
 , mPopupMenu(NULL)
 {
 	LLChicletAvatarIconCtrl::Params avatar_params = p.avatar_icon;
@@ -532,24 +552,40 @@ void LLAdHocChiclet::setSessionId(const LLUUID& session_id)
 	mChicletIconCtrl->setValue(im_session->mOtherParticipantID);
 }
 
-void LLAdHocChiclet::setCounter(S32 counter)
+void LLAdHocChiclet::draw()
 {
-	mCounterCtrl->setCounter(counter);
-	setShowNewMessagesIcon(counter);
+	switchToCurrentSpeaker();
+	LLIMChiclet::draw();
 }
 
-LLRect LLAdHocChiclet::getRequiredRect()
+void LLAdHocChiclet::initSpeakerControl()
 {
-	LLRect rect(0, 0, mChicletIconCtrl->getRect().getWidth(), 0);
-	if(getShowCounter())
-	{
-		rect.mRight += mCounterCtrl->getRequiredRect().getWidth();
-	}
-	if(getShowSpeaker())
+	switchToCurrentSpeaker();
+}
+
+void LLAdHocChiclet::switchToCurrentSpeaker()
+{
+	LLUUID speaker_id;
+	LLSpeakerMgr::speaker_list_t speaker_list;
+
+	LLIMModel::getInstance()->findIMSession(getSessionId())->mSpeakers->getSpeakerList(&speaker_list, FALSE);
+	for (LLSpeakerMgr::speaker_list_t::iterator i = speaker_list.begin(); i != speaker_list.end(); ++i)
 	{
-		rect.mRight += mSpeakerCtrl->getRect().getWidth();
+		LLPointer<LLSpeaker> s = *i;
+		if (s->mSpeechVolume > 0 || s->mStatus == LLSpeaker::STATUS_SPEAKING)
+		{
+			speaker_id = s->mID;
+			break;
+		}
 	}
-	return rect;
+
+	mSpeakerCtrl->setSpeakerId(speaker_id);
+}
+
+void LLAdHocChiclet::setCounter(S32 counter)
+{
+	mCounterCtrl->setCounter(counter);
+	setShowNewMessagesIcon(counter);
 }
 
 BOOL LLAdHocChiclet::handleRightMouseDown(S32 x, S32 y, MASK mask)
@@ -564,7 +600,7 @@ BOOL LLAdHocChiclet::handleRightMouseDown(S32 x, S32 y, MASK mask)
 LLIMGroupChiclet::Params::Params()
 : group_icon("group_icon")
 {
-	rect(LLRect(0, 25, 25, 0));
+	rect(CHICLET_RECT);
 
 	group_icon.name("group_icon");
 	
@@ -572,10 +608,9 @@ LLIMGroupChiclet::Params::Params()
 	// Changed icon height from 25 to 24 to fix ticket EXT-794.
 	// In some cases(after changing UI scale) 25 pixel height icon was 
 	// drawn incorrectly, i'm not sure why.
-	group_icon.rect(LLRect(0, 24, 25, 0));
+	group_icon.rect(CHICLET_ICON_RECT);
 
 	unread_notifications.name("unread");
-	unread_notifications.rect(LLRect(25, 25, 45, 0));
 	unread_notifications.font(LLFontGL::getFontSansSerif());
 	unread_notifications.font_halign(LLFontGL::HCENTER);
 	unread_notifications.v_pad(5);
@@ -583,7 +618,9 @@ LLIMGroupChiclet::Params::Params()
 	unread_notifications.visible(false);
 
 	speaker.name("speaker");
-	speaker.rect(LLRect(45, 25, 65, 0));
+	speaker.rect(VOICE_INDICATOR_RECT);
+	speaker.auto_update(true);
+	speaker.draw_border(false);
 
 	show_speaker = false;
 }
@@ -592,7 +629,6 @@ LLIMGroupChiclet::LLIMGroupChiclet(const Params& p)
 : LLIMChiclet(p)
 , LLGroupMgrObserver(LLUUID::null)
 , mChicletIconCtrl(NULL)
-, mSpeakerCtrl(NULL)
 , mPopupMenu(NULL)
 {
 	LLChicletGroupIconCtrl::Params avatar_params = p.group_icon;
@@ -625,18 +661,34 @@ void LLIMGroupChiclet::setCounter(S32 counter)
 	setShowNewMessagesIcon(counter);
 }
 
-LLRect LLIMGroupChiclet::getRequiredRect()
+void LLIMGroupChiclet::draw()
 {
-	LLRect rect(0, 0, mChicletIconCtrl->getRect().getWidth(), 0);
-	if(getShowCounter())
-	{
-		rect.mRight += mCounterCtrl->getRequiredRect().getWidth();
-	}
-	if(getShowSpeaker())
+	switchToCurrentSpeaker();
+	LLIMChiclet::draw();
+}
+
+void LLIMGroupChiclet::initSpeakerControl()
+{
+	switchToCurrentSpeaker();
+}
+
+void LLIMGroupChiclet::switchToCurrentSpeaker()
+{
+	LLUUID speaker_id;
+	LLSpeakerMgr::speaker_list_t speaker_list;
+
+	LLIMModel::getInstance()->findIMSession(getSessionId())->mSpeakers->getSpeakerList(&speaker_list, FALSE);
+	for (LLSpeakerMgr::speaker_list_t::iterator i = speaker_list.begin(); i != speaker_list.end(); ++i)
 	{
-		rect.mRight += mSpeakerCtrl->getRect().getWidth();
+		LLPointer<LLSpeaker> s = *i;
+		if (s->mSpeechVolume > 0 || s->mStatus == LLSpeaker::STATUS_SPEAKING)
+		{
+			speaker_id = s->mID;
+			break;
+		}
 	}
-	return rect;
+
+	mSpeakerCtrl->setSpeakerId(speaker_id);
 }
 
 void LLIMGroupChiclet::setSessionId(const LLUUID& session_id)
@@ -723,17 +775,6 @@ void LLIMGroupChiclet::onMenuItemClicked(const LLSD& user_data)
 	}
 }
 
-void LLIMGroupChiclet::setShowSpeaker(bool show)
-{
-	LLIMChiclet::setShowSpeaker(show);
-
-	bool needs_resize = getShowSpeaker() != show;
-	mSpeakerCtrl->setVisible(getShowSpeaker());
-	if(needs_resize)
-	{
-		onChicletSizeChanged();
-	}
-}
 
 //////////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////////
@@ -755,11 +796,9 @@ LLChicletPanel::Params::Params()
 		min_width = 179 + 3*chiclet_padding;
 	}
 
-	LLRect scroll_button_rect(0, 25, 19, 5);
-
 	left_scroll_button.name("left_scroll");
 	left_scroll_button.label(LLStringUtil::null);
-	left_scroll_button.rect(scroll_button_rect);
+	left_scroll_button.rect(PANEL_SCROLL_BUTTON_RECT);
 	left_scroll_button.tab_stop(false);
 	left_scroll_button.image_selected(LLUI::getUIImage("bottom_tray_scroll_left.tga"));
 	left_scroll_button.image_unselected(LLUI::getUIImage("bottom_tray_scroll_left.tga"));
@@ -767,7 +806,7 @@ LLChicletPanel::Params::Params()
 
 	right_scroll_button.name("right_scroll");
 	right_scroll_button.label(LLStringUtil::null);
-	right_scroll_button.rect(scroll_button_rect);
+	right_scroll_button.rect(PANEL_SCROLL_BUTTON_RECT);
 	right_scroll_button.tab_stop(false);
 	right_scroll_button.image_selected(LLUI::getUIImage("bottom_tray_scroll_right.tga"));
 	right_scroll_button.image_unselected(LLUI::getUIImage("bottom_tray_scroll_right.tga"));
@@ -849,10 +888,28 @@ BOOL LLChicletPanel::postBuild()
 	LLIMModel::instance().addNewMsgCallback(boost::bind(im_chiclet_callback, this, _1));
 	LLIMModel::instance().addNoUnreadMsgsCallback(boost::bind(im_chiclet_callback, this, _1));
 	LLIMChiclet::sFindChicletsSignal.connect(boost::bind(&LLChicletPanel::findChiclet<LLChiclet>, this, _1));
+	LLVoiceChannel::setCurrentVoiceChannelChangedCallback(boost::bind(&LLChicletPanel::onCurrentVoiceChannelChanged, this, _1));
 
 	return TRUE;
 }
 
+void LLChicletPanel::onCurrentVoiceChannelChanged(const LLUUID& session_id)
+{
+	for(chiclet_list_t::iterator it = mChicletList.begin(); it != mChicletList.end(); ++it)
+	{
+		LLIMChiclet* chiclet = dynamic_cast<LLIMChiclet*>(*it);
+		if(chiclet)
+		{
+			if(chiclet->getSessionId() == session_id)
+			{
+				chiclet->setShowSpeaker(true);
+				continue;
+			}
+			chiclet->setShowSpeaker(false);
+		}
+	}
+}
+
 S32 LLChicletPanel::calcChickletPanleWidth()
 {
 	S32 res = 0;
@@ -896,23 +953,7 @@ bool LLChicletPanel::addChiclet(LLChiclet* chiclet, S32 index)
 
 void LLChicletPanel::onChicletSizeChanged(LLChiclet* ctrl, const LLSD& param)
 {
-	S32 chiclet_width = ctrl->getRect().getWidth();
-	S32 chiclet_new_width = ctrl->getRequiredRect().getWidth();
-
-	if(chiclet_new_width == chiclet_width)
-	{
-		return;
-	}
-
-	LLRect chiclet_rect = ctrl->getRect();
-	chiclet_rect.mRight = chiclet_rect.mLeft + chiclet_new_width;	
-
-	ctrl->setRect(chiclet_rect);
-
-	S32 offset = chiclet_new_width - chiclet_width;
-	S32 index = getChicletIndex(ctrl);
-
-	shiftChiclets(offset, index + 1);
+	arrange();
 	trimChiclets();
 	showScrollButtonsIfNeeded();
 }
@@ -1327,6 +1368,6 @@ void LLChicletGroupIconCtrl::setValue(const LLSD& value )
 //////////////////////////////////////////////////////////////////////////
 
 LLChicletSpeakerCtrl::LLChicletSpeakerCtrl(const Params&p)
- : LLIconCtrl(p)
+ : LLOutputMonitorCtrl(p)
 {
 }
diff --git a/indra/newview/llchiclet.h b/indra/newview/llchiclet.h
index b50702205c..15c9a0bad8 100644
--- a/indra/newview/llchiclet.h
+++ b/indra/newview/llchiclet.h
@@ -147,13 +147,13 @@ protected:
 };
 
 /*
- * Class for displaying status of Voice Chat 
+ * Class for displaying of speaker's voice indicator 
 */
-class LLChicletSpeakerCtrl : public LLIconCtrl
+class LLChicletSpeakerCtrl : public LLOutputMonitorCtrl
 {
 public:
 
-	struct Params : public LLInitParam::Block<Params, LLIconCtrl::Params>
+	struct Params : public LLInitParam::Block<Params, LLOutputMonitorCtrl::Params>
 	{
 		Params(){};
 	};
@@ -266,8 +266,6 @@ private:
 * Base class for Instant Message chiclets.
 * IMChiclet displays icon, number of unread messages(optional)
 * and voice chat status(optional).
-* Every chiclet should override LLUICtrl::getRequiredRect and return 
-* desired width.
 */
 class LLIMChiclet : public LLChiclet
 {
@@ -306,9 +304,14 @@ public:
 	virtual LLUUID getOtherParticipantId() { return mOtherParticipantId; }
 
 	/*
-	 * Shows/hides voice chat status control.
+	* Init Speaker Control with speaker's ID
 	*/
-	virtual void setShowSpeaker(bool show) { mShowSpeaker = show; }
+	virtual void initSpeakerControl();
+
+	/*
+	 * set status (Shows/Hide) for voice control.
+	*/
+	virtual void setShowSpeaker(bool show);
 
 	/*
 	 * Returns voice chat status control visibility.
@@ -316,6 +319,11 @@ public:
 	virtual bool getShowSpeaker() {return mShowSpeaker;};
 
 	/*
+	* Shows/Hides for voice control for a chiclet.
+	*/
+	virtual void toggleSpeakerControl();
+
+	/*
 	* Shows/hides overlay icon concerning new unread messages.
 	*/
 	virtual void setShowNewMessagesIcon(bool show);
@@ -325,10 +333,7 @@ public:
 	*/
 	virtual bool getShowNewMessagesIcon();
 
-	/*
-	 * Draws border around chiclet.
-	*/
-	/*virtual*/ void draw();
+	virtual void draw();
 
 	/**
 	 * Determine whether given ID refers to a group or an IM chat session.
@@ -363,6 +368,8 @@ protected:
 
 	LLIconCtrl* mNewMessagesIcon;
 	LLChicletNotificationCounterCtrl* mCounterCtrl;
+	LLChicletSpeakerCtrl* mSpeakerCtrl;
+
 
 	/** the id of another participant, either an avatar id or a group id*/
 	LLUUID mOtherParticipantId;
@@ -410,8 +417,6 @@ public:
 
 	/* virtual */ void setOtherParticipantId(const LLUUID& other_participant_id);
 
-	/*virtual*/ void setShowSpeaker(bool show);
-
 	/*
 	* Sets number of unread messages. Will update chiclet's width if number text 
 	* exceeds size of counter and notify it's parent about size change.
@@ -419,15 +424,14 @@ public:
 	/*virtual*/ void setCounter(S32);
 
 	/*
-	* Returns number of unread messages.
+	* Init Speaker Control with speaker's ID
 	*/
-	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
+	/*virtual*/ void initSpeakerControl();
 
 	/*
-	* Returns rect, required to display chiclet.
-	* Width is the only valid value.
+	* Returns number of unread messages.
 	*/
-	/*virtual*/ LLRect getRequiredRect();
+	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
 
 protected:
 	LLIMP2PChiclet(const Params& p);
@@ -457,7 +461,6 @@ protected:
 private:
 
 	LLChicletAvatarIconCtrl* mChicletIconCtrl;
-	LLChicletSpeakerCtrl* mSpeakerCtrl;
 	LLMenuGL* mPopupMenu;
 };
 
@@ -495,15 +498,19 @@ public:
 	/*virtual*/ void setCounter(S32);
 
 	/*
-	* Returns number of unread messages.
+	* Keep Speaker Control with actual speaker's ID
 	*/
-	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
+	/*virtual*/ void draw();
 
 	/*
-	* Returns rect, required to display chiclet.
-	* Width is the only valid value.
+	* Init Speaker Control with speaker's ID
 	*/
-	/*virtual*/ LLRect getRequiredRect();
+	/*virtual*/ void initSpeakerControl();
+
+	/*
+	* Returns number of unread messages.
+	*/
+	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
 
 protected:
 	LLAdHocChiclet(const Params& p);
@@ -514,10 +521,14 @@ protected:
 	*/
 	virtual BOOL handleRightMouseDown(S32 x, S32 y, MASK mask);
 
+	/*
+	* Finds a current speaker and resets the SpeakerControl with speaker's ID
+	*/
+	/*virtual*/ void switchToCurrentSpeaker();
+
 private:
 
 	LLChicletAvatarIconCtrl* mChicletIconCtrl;
-	LLChicletSpeakerCtrl* mSpeakerCtrl;
 	LLMenuGL* mPopupMenu;
 };
 
@@ -547,14 +558,17 @@ public:
 	 */
 	/*virtual*/ void setSessionId(const LLUUID& session_id);
 
+	/*
+	* Keep Speaker Control with actual speaker's ID
+	*/
+	/*virtual*/ void draw();
+
 	/**
 	 * Callback for LLGroupMgrObserver, we get this when group data is available or changed.
 	 * Sets group icon.
 	 */
 	/*virtual*/ void changed(LLGroupChange gc);
 
-	/*virtual*/ void setShowSpeaker(bool show);
-
 	/*
 	* Sets number of unread messages. Will update chiclet's width if number text 
 	* exceeds size of counter and notify it's parent about size change.
@@ -562,15 +576,14 @@ public:
 	/*virtual*/ void setCounter(S32);
 
 	/*
-	* Returns number of unread messages.
+	* Init Speaker Control with speaker's ID
 	*/
-	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
+	/*virtual*/ void initSpeakerControl();
 
 	/*
-	* Returns rect, required to display chiclet.
-	* Width is the only valid value.
+	* Returns number of unread messages.
 	*/
-	/*virtual*/ LLRect getRequiredRect();
+	/*virtual*/ S32 getCounter() { return mCounterCtrl->getCounter(); }
 
 	~LLIMGroupChiclet();
 
@@ -579,6 +592,11 @@ protected:
 	friend class LLUICtrlFactory;
 
 	/*
+	* Finds a current speaker and resets the SpeakerControl with speaker's ID
+	*/
+	/*virtual*/ void switchToCurrentSpeaker();
+
+	/*
 	* Creates chiclet popup menu. Will create P2P or Group IM Chat menu 
 	* based on other participant's id.
 	*/
@@ -597,7 +615,6 @@ protected:
 private:
 
 	LLChicletGroupIconCtrl* mChicletIconCtrl;
-	LLChicletSpeakerCtrl* mSpeakerCtrl;
 	LLMenuGL* mPopupMenu;
 };
 
@@ -736,6 +753,11 @@ public:
 	/*virtual*/ BOOL postBuild();
 
 	/*
+	* Handler for the Voice Client's signal. Finds a corresponding chiclet and toggles its SpeakerControl
+	*/
+	void onCurrentVoiceChannelChanged(const LLUUID& session_id);
+
+	/*
 	 * Reshapes controls and rearranges chiclets if needed.
 	*/
 	/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE );
diff --git a/indra/newview/llvoicechannel.cpp b/indra/newview/llvoicechannel.cpp
index cefc88ebee..89649407ff 100644
--- a/indra/newview/llvoicechannel.cpp
+++ b/indra/newview/llvoicechannel.cpp
@@ -46,6 +46,7 @@ LLVoiceChannel::voice_channel_map_t LLVoiceChannel::sVoiceChannelMap;
 LLVoiceChannel::voice_channel_map_uri_t LLVoiceChannel::sVoiceChannelURIMap;
 LLVoiceChannel* LLVoiceChannel::sCurrentVoiceChannel = NULL;
 LLVoiceChannel* LLVoiceChannel::sSuspendedVoiceChannel = NULL;
+LLVoiceChannel::channel_changed_signal_t LLVoiceChannel::sCurrentVoiceChannelChangedSignal;
 
 BOOL LLVoiceChannel::sSuspended = FALSE;
 
@@ -320,6 +321,8 @@ void LLVoiceChannel::activate()
 	{
 		setState(STATE_CALL_STARTED);
 	}
+
+	sCurrentVoiceChannelChangedSignal(this->mSessionID);
 }
 
 void LLVoiceChannel::getChannelInfo()
diff --git a/indra/newview/llvoicechannel.h b/indra/newview/llvoicechannel.h
index 8f1e9ff02d..20b6157b48 100644
--- a/indra/newview/llvoicechannel.h
+++ b/indra/newview/llvoicechannel.h
@@ -54,6 +54,13 @@ public:
 
 	typedef boost::function<void(const EState& old_state, const EState& new_state)> state_changed_callback_t;
 
+	// on current channel changed signal
+	typedef boost::function<void(const LLUUID& session_id)> channel_changed_callback_t;
+	typedef boost::signals2::signal<void(const LLUUID& session_id)> channel_changed_signal_t;
+	static channel_changed_signal_t sCurrentVoiceChannelChangedSignal;
+	static boost::signals2::connection setCurrentVoiceChannelChangedCallback(channel_changed_callback_t cb) { return sCurrentVoiceChannelChangedSignal.connect(cb); }
+
+
 	LLVoiceChannel(const LLUUID& session_id, const std::string& session_name);
 	virtual ~LLVoiceChannel();