C++ LLToast::getHandle方法代码示例

//--------------------------------------------------------------------------
void LLScreenChannel::addToast(const LLToast::Params& p)
{
	bool store_toast = false, show_toast = false;

	mDisplayToastsAlways ? show_toast = true : show_toast = mWasStartUpToastShown && (mShowToasts || p.force_show);
	store_toast = !show_toast && p.can_be_stored && mCanStoreToasts;

	if(!show_toast && !store_toast)
	{
		mRejectToastSignal(p.notif_id);
		return;
	}

	LLToast* toast = new LLToast(p);
	ToastElem new_toast_elem(toast->getHandle());

	toast->setOnFadeCallback(boost::bind(&LLScreenChannel::onToastFade, this, _1));
	toast->setOnToastDestroyedCallback(boost::bind(&LLScreenChannel::onToastDestroyed, this, _1));
	if(mControlHovering)
	{
		toast->setOnToastHoverCallback(boost::bind(&LLScreenChannel::onToastHover, this, _1, _2));
		toast->setMouseEnterCallback(boost::bind(&LLScreenChannel::stopToastTimer, this, toast));
		toast->setMouseLeaveCallback(boost::bind(&LLScreenChannel::startToastTimer, this, toast));
	}
	
	if(show_toast)
	{
		mToastList.push_back(new_toast_elem);
		if(p.can_be_stored)
		{
			// store toasts immediately - EXT-3762
			storeToast(new_toast_elem);
		}
		updateShowToastsState();
		redrawToasts();
	}	
	else // store_toast
	{
		mHiddenToastsNum++;
		storeToast(new_toast_elem);
	}
}

bool	LLNearbyChatScreenChannel::createPoolToast()
{
	LLToastPanelBase* panel= m_create_toast_panel_callback_t();
	if(!panel)
		return false;
	
	LLToast::Params p;
	p.panel = panel;
	p.lifetime_secs = gSavedSettings.getS32("NearbyToastLifeTime");
	p.fading_time_secs = gSavedSettings.getS32("NearbyToastFadingTime");

	LLToast* toast = new LLNearbyChatToast(p, this);
	
	
	toast->setOnFadeCallback(boost::bind(&LLNearbyChatScreenChannel::onToastFade, this, _1));

	LL_DEBUGS("NearbyChat") << "Creating and pooling toast" << llendl;	
	m_toast_pool.push_back(toast->getHandle());
	return true;
}

bool	LLNearbyChatScreenChannel::createPoolToast()
{
	LLToastPanelBase* panel= m_create_toast_panel_callback_t();
	if(!panel)
		return false;
	
	LLToast::Params p;
	p.panel = panel;
	p.lifetime_secs = gSavedSettings.getS32("NearbyToastLifeTime");
	p.fading_time_secs = gSavedSettings.getS32("NearbyToastFadingTime");

	LLToast* toast = new LLNearbyChatToast(p, this);
	reshapePanel(panel);
	
	toast->setOnFadeCallback(boost::bind(&LLNearbyChatScreenChannel::onToastFade, this, _1));

	// If the toast gets somehow prematurely destroyed, deactivate it to prevent crash (STORM-1352).
	toast->setOnToastDestroyedCallback(boost::bind(&LLNearbyChatScreenChannel::onToastDestroyed, this, _1, false));

	LL_DEBUGS("NearbyChat") << "Creating and pooling toast" << llendl;	
	m_toast_pool.push_back(toast->getHandle());
	return true;
}

void LLNearbyChatScreenChannel::addNotification(LLSD& notification)
{
	//look in pool. if there is any message
	if(mStopProcessing)
		return;

	/*
    find last toast and check ID
	*/

	if(m_active_toasts.size())
	{
		LLUUID fromID = notification["from_id"].asUUID();		// agent id or object id
		std::string from = notification["from"].asString();
		LLToast* toast = m_active_toasts[0].get();
		if (toast)
		{
			LLNearbyChatToastPanel* panel = dynamic_cast<LLNearbyChatToastPanel*>(toast->getPanel());
  
			if(panel && panel->messageID() == fromID && panel->getFromName() == from && panel->canAddText())
			{
				panel->addMessage(notification);
				reshapePanel(panel);
				toast->reshapeToPanel();
				toast->startTimer();
	  
				arrangeToasts();
				return;
			}
		}
	}
	

	
	if(m_toast_pool.empty())
	{
		//"pool" is empty - create one more panel
		LL_DEBUGS("NearbyChat") << "Empty pool" << llendl;
		if(!createPoolToast())//created toast will go to pool. so next call will find it
			return;
		addNotification(notification);
		return;
	}

	int chat_type = notification["chat_type"].asInteger();
	
	if( ((EChatType)chat_type == CHAT_TYPE_DEBUG_MSG))
	{
		if(gSavedSettings.getBOOL("ShowScriptErrors") == FALSE) 
			return;
		if(gSavedSettings.getS32("ShowScriptErrorsLocation")== 1)
			return;
	}
		

	//take 1st element from pool, (re)initialize it, put it in active toasts

	LL_DEBUGS("NearbyChat") << "Getting toast from pool" << llendl;
	LLToast* toast = m_toast_pool.back().get();

	m_toast_pool.pop_back();


	LLToastPanelBase* panel = dynamic_cast<LLToastPanelBase*>(toast->getPanel());
	if(!panel)
		return;
	panel->init(notification);

	reshapePanel(panel);
	toast->reshapeToPanel();
	toast->startTimer();
	
	m_active_toasts.push_back(toast->getHandle());

	arrangeToasts();
}