C++ LLMessageSystem::nextBlock方法代码示例

void LLAvatarPropertiesProcessor::sendPickDelete( const LLUUID& pick_id )
{
	LLMessageSystem* msg = gMessageSystem; 
	msg->newMessage(_PREHASH_PickDelete);
	msg->nextBlock(_PREHASH_AgentData);
	msg->addUUID(_PREHASH_AgentID, gAgent.getID());
	msg->addUUID(_PREHASH_SessionID, gAgent.getSessionID());
	msg->nextBlock(_PREHASH_Data);
	msg->addUUID(_PREHASH_PickID, pick_id);
	gAgent.sendReliableMessage();

	//LLAgentPicksInfo::getInstance()->requestNumberOfPicks();
	//LLAgentPicksInfo::getInstance()->decrementNumberOfPicks();
}

void LLFloaterAvatarPicker::find()
{
	//clear our stored LLAvatarNames
	sAvatarNameMap.clear();

	std::string text = getChild<LLUICtrl>("Edit")->getValue().asString();

	mQueryID.generate();

	std::string url;
	url.reserve(128); // avoid a memory allocation or two

	LLViewerRegion* region = gAgent.getRegion();
	url = region->getCapability("AvatarPickerSearch");
	// Prefer use of capabilities to search on both SLID and display name
	// but allow display name search to be manually turned off for test
	if (!url.empty()
		&& LLAvatarNameCache::useDisplayNames())
	{
		// capability urls don't end in '/', but we need one to parse
		// query parameters correctly
		if (url.size() > 0 && url[url.size()-1] != '/')
		{
			url += "/";
		}
		url += "?page_size=100&names=";
		url += LLURI::escape(text);
		llinfos << "avatar picker " << url << llendl;
		LLHTTPClient::get(url, new LLAvatarPickerResponder(mQueryID));
	}
	else
	{
		LLMessageSystem* msg = gMessageSystem;
		msg->newMessage("AvatarPickerRequest");
		msg->nextBlock("AgentData");
		msg->addUUID("AgentID", gAgent.getID());
		msg->addUUID("SessionID", gAgent.getSessionID());
		msg->addUUID("QueryID", mQueryID);	// not used right now
		msg->nextBlock("Data");
		msg->addString("Name", text);
		gAgent.sendReliableMessage();
	}

	getChild<LLScrollListCtrl>("SearchResults")->deleteAllItems();
	getChild<LLScrollListCtrl>("SearchResults")->setCommentText(getString("searching"));
	
	getChildView("ok_btn")->setEnabled(FALSE);
	mNumResultsReturned = 0;
}

void SHCommandHandler::send_chat_to_object(const std::string &message, int channel, const LLUUID &target_id/*=gAgentID*/)
{
	if(target_id.isNull())return;
	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("ScriptDialogReply");
	msg->nextBlock("AgentData");
	msg->addUUID("AgentID", gAgent.getID());
	msg->addUUID("SessionID", gAgent.getSessionID());
	msg->nextBlock("Data");
	msg->addUUID("ObjectID", target_id);
	msg->addS32("ChatChannel", channel);
	msg->addS32("ButtonIndex", 0);
	msg->addString("ButtonLabel", message);
	gAgent.sendReliableMessage();
}

void LLAvatarPropertiesProcessor::sendClassifiedInfoRequest(const LLUUID& classified_id)
{
	LLMessageSystem* msg = gMessageSystem;

	msg->newMessage(_PREHASH_ClassifiedInfoRequest);
	msg->nextBlock(_PREHASH_AgentData);
	
	msg->addUUID(_PREHASH_AgentID, gAgent.getID());
	msg->addUUID(_PREHASH_SessionID, gAgent.getSessionID());

	msg->nextBlock(_PREHASH_Data);
	msg->addUUID(_PREHASH_ClassifiedID, classified_id);

	gAgent.sendReliableMessage();
}

void send_chat_to_object(std::string chat, S32 channel, LLUUID target)
{
	if(target.isNull())target = gAgent.getID();
	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage(_PREHASH_ScriptDialogReply);
	msg->nextBlock(_PREHASH_AgentData);
	msg->addUUID(_PREHASH_AgentID, gAgent.getID());
	msg->addUUID(_PREHASH_SessionID, gAgent.getSessionID());
	msg->nextBlock(_PREHASH_Data);
	msg->addUUID(_PREHASH_ObjectID, target);
	msg->addS32(_PREHASH_ChatChannel, channel);
	msg->addS32(_PREHASH_ButtonIndex, 0);
	msg->addString(_PREHASH_ButtonLabel, chat);
	gAgent.sendReliableMessage();
}

bool LLViewerInventoryCategory::fetchDescendents()
{
	if((VERSION_UNKNOWN == mVersion)
	   && mDescendentsRequested.hasExpired())	//Expired check prevents multiple downloads.
	{
		const F32 FETCH_TIMER_EXPIRY = 10.0f;
		mDescendentsRequested.reset();
		mDescendentsRequested.setTimerExpirySec(FETCH_TIMER_EXPIRY);

		// bitfield
		// 1 = by date
		// 2 = folders by date
		// Need to mask off anything but the first bit.
		// This comes from LLInventoryFilter from llfolderview.h
		U32 sort_order = gSavedSettings.getU32("InventorySortOrder") & 0x1;

		std::string url = gAgent.getCapability("agent/inventory"); // OGPX : was WebFetchInventoryDescendents
		if (url.empty()) //OGPX : agent/inventory Capability not found on agent domain.  See if the region has one.
		{
			llinfos << " agent/inventory not on AD, checking fallback to region " << llendl; //OGPX
			url = gAgent.getRegion()->getCapability("WebFetchInventoryDescendents");
		}
		if (!url.empty()) //Capability found.  Build up LLSD and use it.
		{
			LLInventoryModel::startBackgroundFetch(mUUID);			
		}
		else
		{	//Deprecated, but if we don't have a capability, use the old system.
			//Great, but we don't need to know about it, removed this info message.
			//llinfos << "WebFetchInventoryDescendents or agent/inventory capability not found.  Using deprecated UDP message." << llendl;
			LLMessageSystem* msg = gMessageSystem;
			msg->newMessage("FetchInventoryDescendents");
			msg->nextBlock("AgentData");
			msg->addUUID("AgentID", gAgent.getID());
			msg->addUUID("SessionID", gAgent.getSessionID());
			msg->nextBlock("InventoryData");
			msg->addUUID("FolderID", mUUID);
			msg->addUUID("OwnerID", mOwnerID);

			msg->addS32("SortOrder", sort_order);
			msg->addBOOL("FetchFolders", FALSE);
			msg->addBOOL("FetchItems", TRUE);
			gAgent.sendReliableMessage();
		}
		return true;
	}
	return false;
}

void LLPanelGroupNotices::onSelectNotice()
{
	LLScrollListItem* item = mNoticesList->getFirstSelected();
	if (!item) return;

	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("GroupNoticeRequest");
	msg->nextBlock("AgentData");
	msg->addUUID("AgentID",gAgent.getID());
	msg->addUUID("SessionID",gAgent.getSessionID());
	msg->nextBlock("Data");
	msg->addUUID("GroupNoticeID",item->getUUID());
	gAgent.sendReliableMessage();

	lldebugs << "Item " << item->getUUID() << " selected." << llendl;
}

void LLPanelGroupNotices::onClickRefreshNotices(void* data)
{
	lldebugs << "LLPanelGroupNotices::onClickGetPastNotices" << llendl;
	LLPanelGroupNotices* self = (LLPanelGroupNotices*)data;
	
	self->mNoticesList->deleteAllItems();

	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("GroupNoticesListRequest");
	msg->nextBlock("AgentData");
	msg->addUUID("AgentID",gAgent.getID());
	msg->addUUID("SessionID",gAgent.getSessionID());
	msg->nextBlock("Data");
	msg->addUUID("GroupID",self->mGroupID);
	gAgent.sendReliableMessage();
}

void send_ObjectGrab_message(LLViewerObject* object, const LLPickInfo & pick, const LLVector3 &grab_offset)
{
	if (!object) return;

	LLMessageSystem	*msg = gMessageSystem;

	msg->newMessageFast(_PREHASH_ObjectGrab);
	msg->nextBlockFast( _PREHASH_AgentData);
	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
	msg->nextBlockFast( _PREHASH_ObjectData);
	msg->addU32Fast(    _PREHASH_LocalID, object->mLocalID);
	msg->addVector3Fast(_PREHASH_GrabOffset, grab_offset);
	msg->nextBlock("SurfaceInfo");
	msg->addVector3("UVCoord", LLVector3(pick.mUVCoords));
	msg->addVector3("STCoord", LLVector3(pick.mSTCoords));
	msg->addS32Fast(_PREHASH_FaceIndex, pick.mObjectFace);
	msg->addVector3("Position", pick.mIntersection);
	msg->addVector3("Normal", pick.mNormal);
	msg->addVector3("Binormal", pick.mBinormal);
	msg->sendMessage( object->getRegion()->getHost());

	/*  Diagnostic code
	llinfos << "mUVCoords: " << pick.mUVCoords
			<< ", mSTCoords: " << pick.mSTCoords
			<< ", mObjectFace: " << pick.mObjectFace
			<< ", mIntersection: " << pick.mIntersection
			<< ", mNormal: " << pick.mNormal
			<< ", mBinormal: " << pick.mBinormal
			<< llendl;

	llinfos << "Avatar pos: " << gAgent.getPositionAgent() << llendl;
	llinfos << "Object pos: " << object->getPosition() << llendl;
	*/
}

bool LLViewerInventoryCategory::fetchDescendents()
{
	// <edit>
	if((mUUID == gSystemFolderRoot) || (gInventory.isObjectDescendentOf(mUUID, gSystemFolderRoot))) return false;
	// </edit>
	if (VERSION_UNKNOWN == mVersion &&
	    (!mDescendentsRequested.getStarted() ||
		 mDescendentsRequested.hasExpired()))	// Expired check prevents multiple downloads.
	{
		const F32 FETCH_TIMER_EXPIRY = 10.0f;
		mDescendentsRequested.start(FETCH_TIMER_EXPIRY);

		// bitfield
		// 1 = by date
		// 2 = folders by date
		// Need to mask off anything but the first bit.
		// This comes from LLInventoryFilter from llfolderview.h
		U32 sort_order = gSavedSettings.getU32("InventorySortOrder") & 0x1;

		std::string url = gAgent.getRegion()->getCapability("WebFetchInventoryDescendents");

		if (!url.empty()) //Capability found.  Build up LLSD and use it.
		{
			LLInventoryModel::startBackgroundFetch(mUUID);			
		}
		else
		{	//Deprecated, but if we don't have a capability, use the old system.
			//llinfos << "FetchInventoryDescendents capability not found.  Using deprecated UDP message." << llendl;
			LLMessageSystem* msg = gMessageSystem;
			msg->newMessage("FetchInventoryDescendents");
			msg->nextBlock("AgentData");
			msg->addUUID("AgentID", gAgent.getID());
			msg->addUUID("SessionID", gAgent.getSessionID());
			msg->nextBlock("InventoryData");
			msg->addUUID("FolderID", mUUID);
			msg->addUUID("OwnerID", mOwnerID);

			msg->addS32("SortOrder", sort_order);
			msg->addBOOL("FetchFolders", FALSE);
			msg->addBOOL("FetchItems", TRUE);
			gAgent.sendReliableMessage();
		}
		return true;
	}
	return false;
}

void LLAvatarTracker::terminateBuddy(const LLUUID& id)
{
	lldebugs << "LLAvatarTracker::terminateBuddy()" << llendl;
	LLRelationship* buddy = get_ptr_in_map(mBuddyInfo, id);
	if(!buddy) return;
	mBuddyInfo.erase(id);
	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("TerminateFriendship");
	msg->nextBlock("AgentData");
	msg->addUUID("AgentID", gAgent.getID());
	msg->addUUID("SessionID", gAgent.getSessionID());
	msg->nextBlock("ExBlock");
	msg->addUUID("OtherID", id);
	gAgent.sendReliableMessage();
	mModifyMask |= LLFriendObserver::REMOVE;
	delete buddy;
}

// static
void LLFloaterAuction::onClickOK(void* data)
{
	LLFloaterAuction* self = (LLFloaterAuction*)(data);

	if(self->mImageID.notNull())
	{
		LLSD parcel_name = self->childGetValue("parcel_text");

	// create the asset
		std::string* name = new std::string(parcel_name.asString());
		gAssetStorage->storeAssetData(self->mTransactionID, LLAssetType::AT_IMAGE_TGA,
									&auction_tga_upload_done,
									(void*)name,
									FALSE);
		self->getWindow()->incBusyCount();

		std::string* j2c_name = new std::string(parcel_name.asString());
		gAssetStorage->storeAssetData(self->mTransactionID, LLAssetType::AT_TEXTURE,
								   &auction_j2c_upload_done,
								   (void*)j2c_name,
								   FALSE);
		self->getWindow()->incBusyCount();

		LLNotifyBox::showXml("UploadingAuctionSnapshot");

	}
	LLMessageSystem* msg = gMessageSystem;

	msg->newMessage("ViewerStartAuction");

	msg->nextBlock("AgentData");
	msg->addUUID("AgentID", gAgent.getID());
	msg->addUUID("SessionID", gAgent.getSessionID());
	msg->nextBlock("ParcelData");
	msg->addS32("LocalID", self->mParcelID);
	msg->addUUID("SnapshotID", self->mImageID);
	msg->sendReliable(self->mParcelHost);

	// clean up floater, and get out
	self->mImageID.setNull();
	self->mImage = NULL;
	self->mParcelID = -1;
	self->mParcelHost.invalidate();
	self->close();
}

void LuaTouch(const LLUUID& id)
{	
	LLViewerObject* object = gObjectList.findObject(id);
	if(!object)
	{
		LuaError("No Object Found");
		return;
	}
	LLMessageSystem *msg = gMessageSystem;

	msg->newMessageFast(_PREHASH_ObjectGrab);
	msg->nextBlockFast( _PREHASH_AgentData);
	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
	msg->nextBlockFast( _PREHASH_ObjectData);
	msg->addU32Fast(    _PREHASH_LocalID, object->mLocalID);
	msg->addVector3Fast(_PREHASH_GrabOffset, LLVector3::zero );
	msg->nextBlock("SurfaceInfo");
	msg->addVector3("UVCoord", LLVector3::zero);
	msg->addVector3("STCoord", LLVector3::zero);
	msg->addS32Fast(_PREHASH_FaceIndex, 0);
	msg->addVector3("Position", LLVector3::zero);
	msg->addVector3("Normal", LLVector3::zero);
	msg->addVector3("Binormal", LLVector3::zero);
	msg->sendMessage( object->getRegion()->getHost());

	// *NOTE: Hope the packets arrive safely and in order or else
	// there will be some problems.
	// *TODO: Just fix this bad assumption.
	msg->newMessageFast(_PREHASH_ObjectDeGrab);
	msg->nextBlockFast(_PREHASH_AgentData);
	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
	msg->nextBlockFast(_PREHASH_ObjectData);
	msg->addU32Fast(_PREHASH_LocalID, object->mLocalID);
	msg->nextBlock("SurfaceInfo");
	msg->addVector3("UVCoord", LLVector3::zero);
	msg->addVector3("STCoord", LLVector3::zero);
	msg->addS32Fast(_PREHASH_FaceIndex, 0);
	msg->addVector3("Position", LLVector3::zero);
	msg->addVector3("Normal", LLVector3::zero);
	msg->addVector3("Binormal", LLVector3::zero);
	msg->sendMessage(object->getRegion()->getHost());
}

void LLGestureMgr::deactivateGesture(const LLUUID& item_id)
{
	const LLUUID& base_item_id = get_linked_uuid(item_id);
	item_map_t::iterator it = mActive.find(base_item_id);
	if (it == mActive.end())
	{
		LL_WARNS() << "deactivateGesture for inactive gesture " << base_item_id << LL_ENDL;
		return;
	}

	// mActive owns this gesture pointer, so clean up memory.
	LLMultiGesture* gesture = (*it).second;

	// Can be NULL gestures in the map
	if (gesture)
	{
		stopGesture(gesture);

		delete gesture;
		gesture = NULL;
	}

	mActive.erase(it);
	gInventory.addChangedMask(LLInventoryObserver::LABEL, base_item_id);

	// Inform the database of this change
	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("DeactivateGestures");
	msg->nextBlock("AgentData");
	msg->addUUID("AgentID", gAgent.getID());
	msg->addUUID("SessionID", gAgent.getSessionID());
	msg->addU32("Flags", 0x0);
	
	msg->nextBlock("Data");
	msg->addUUID("ItemID", base_item_id);
	msg->addU32("GestureFlags", 0x0);

	gAgent.sendReliableMessage();

	LLAppearanceMgr::instance().removeCOFItemLinks(base_item_id);

	notifyObservers();
}

// static
void LLPanelRequestTools::sendRequest(const std::string& request, 
									  const std::string& parameter, 
									  const LLHost& host)
{
	LL_INFOS() << "Sending request '" << request << "', '"
			<< parameter << "' to " << host << LL_ENDL;
	LLMessageSystem* msg = gMessageSystem;
	msg->newMessage("GodlikeMessage");
	msg->nextBlockFast(_PREHASH_AgentData);
	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
	msg->addUUIDFast(_PREHASH_TransactionID, LLUUID::null); //not used
	msg->nextBlock("MethodData");
	msg->addString("Method", request);
	msg->addUUID("Invoice", LLUUID::null);
	msg->nextBlock("ParamList");
	msg->addString("Parameter", parameter);
	msg->sendReliable(host);
}