C++ LL_ERRS函数代码示例

			// Note on event recording - QUIT is a known special case and we are choosing NOT to record it for the record and playback feature 
			// it is handled at a very low-level
const char* cursorIDToName(int id)
{
	switch (id)
	{
		case UI_CURSOR_ARROW:							return "UI_CURSOR_ARROW";
		case UI_CURSOR_WAIT:							return "UI_CURSOR_WAIT";
		case UI_CURSOR_HAND:							return "UI_CURSOR_HAND";
		case UI_CURSOR_IBEAM:							return "UI_CURSOR_IBEAM";
		case UI_CURSOR_CROSS:							return "UI_CURSOR_CROSS";
		case UI_CURSOR_SIZENWSE:						return "UI_CURSOR_SIZENWSE";
		case UI_CURSOR_SIZENESW:						return "UI_CURSOR_SIZENESW";
		case UI_CURSOR_SIZEWE:							return "UI_CURSOR_SIZEWE";
		case UI_CURSOR_SIZENS:							return "UI_CURSOR_SIZENS";
		case UI_CURSOR_NO:								return "UI_CURSOR_NO";
		case UI_CURSOR_WORKING:							return "UI_CURSOR_WORKING";
		case UI_CURSOR_TOOLGRAB:						return "UI_CURSOR_TOOLGRAB";
		case UI_CURSOR_TOOLLAND:						return "UI_CURSOR_TOOLLAND";
		case UI_CURSOR_TOOLFOCUS:						return "UI_CURSOR_TOOLFOCUS";
		case UI_CURSOR_TOOLCREATE:						return "UI_CURSOR_TOOLCREATE";
		case UI_CURSOR_ARROWDRAG:						return "UI_CURSOR_ARROWDRAG";
		case UI_CURSOR_ARROWCOPY:						return "UI_CURSOR_ARROWCOPY";
		case UI_CURSOR_ARROWDRAGMULTI:					return "UI_CURSOR_ARROWDRAGMULTI";
		case UI_CURSOR_ARROWCOPYMULTI:					return "UI_CURSOR_ARROWCOPYMULTI";
		case UI_CURSOR_NOLOCKED:						return "UI_CURSOR_NOLOCKED";
		case UI_CURSOR_ARROWLOCKED:						return "UI_CURSOR_ARROWLOCKED";
		case UI_CURSOR_GRABLOCKED:						return "UI_CURSOR_GRABLOCKED";
		case UI_CURSOR_TOOLTRANSLATE:					return "UI_CURSOR_TOOLTRANSLATE";
		case UI_CURSOR_TOOLROTATE:						return "UI_CURSOR_TOOLROTATE";
		case UI_CURSOR_TOOLSCALE:						return "UI_CURSOR_TOOLSCALE";
		case UI_CURSOR_TOOLCAMERA:						return "UI_CURSOR_TOOLCAMERA";
		case UI_CURSOR_TOOLPAN:							return "UI_CURSOR_TOOLPAN";
		case UI_CURSOR_TOOLZOOMIN:						return "UI_CURSOR_TOOLZOOMIN";
		case UI_CURSOR_TOOLPICKOBJECT3:					return "UI_CURSOR_TOOLPICKOBJECT3";
		case UI_CURSOR_TOOLPLAY:						return "UI_CURSOR_TOOLPLAY";
		case UI_CURSOR_TOOLPAUSE:						return "UI_CURSOR_TOOLPAUSE";
		case UI_CURSOR_TOOLMEDIAOPEN:					return "UI_CURSOR_TOOLMEDIAOPEN";
		case UI_CURSOR_PIPETTE:							return "UI_CURSOR_PIPETTE";
		/* <FS:LO> Legacy cursor setting from main program
		case UI_CURSOR_TOOLSIT:							return "UI_CURSOR_TOOLSIT";
		case UI_CURSOR_TOOLBUY:							return "UI_CURSOR_TOOLBUY";
		case UI_CURSOR_TOOLOPEN:						return "UI_CURSOR_TOOLOPEN";*/
 		case UI_CURSOR_TOOLSIT:							if (gWindowImplementation->mUseLegacyCursors) return "UI_CURSOR_TOOLSIT_LEGACY"; else return "UI_CURSOR_TOOLSIT";
 		case UI_CURSOR_TOOLBUY:							if (gWindowImplementation->mUseLegacyCursors) return "UI_CURSOR_TOOLBUY_LEGACY"; else return "UI_CURSOR_TOOLBUY";
 		case UI_CURSOR_TOOLOPEN:						if (gWindowImplementation->mUseLegacyCursors) return "UI_CURSOR_TOOLOPEN_LEGACY"; else return "UI_CURSOR_TOOLOPEN";
 		case UI_CURSOR_TOOLPAY:							if (gWindowImplementation->mUseLegacyCursors) return "UI_CURSOR_TOOLPAY_LEGACY"; else return "UI_CURSOR_TOOLBUY";
		// </FS:LO>
		case UI_CURSOR_TOOLPATHFINDING:					return "UI_CURSOR_PATHFINDING";
		case UI_CURSOR_TOOLPATHFINDING_PATH_START:		return "UI_CURSOR_PATHFINDING_START";
		case UI_CURSOR_TOOLPATHFINDING_PATH_START_ADD:	return "UI_CURSOR_PATHFINDING_START_ADD";
		case UI_CURSOR_TOOLPATHFINDING_PATH_END:		return "UI_CURSOR_PATHFINDING_END";
		case UI_CURSOR_TOOLPATHFINDING_PATH_END_ADD:	return "UI_CURSOR_PATHFINDING_END_ADD";
		case UI_CURSOR_TOOLNO:							return "UI_CURSOR_NO";
	}

	LL_ERRS() << "cursorIDToName: unknown cursor id" << id << LL_ENDL;

	return "UI_CURSOR_ARROW";
}

void LLDrawable::makeActive()
{		
#if !LL_RELEASE_FOR_DOWNLOAD
	if (mVObjp.notNull())
	{
		U32 pcode = mVObjp->getPCode();
		if (pcode == LLViewerObject::LL_VO_WATER ||
			pcode == LLViewerObject::LL_VO_VOID_WATER ||
			pcode == LLViewerObject::LL_VO_SURFACE_PATCH ||
			pcode == LLViewerObject::LL_VO_PART_GROUP ||
			pcode == LLViewerObject::LL_VO_HUD_PART_GROUP ||
#if ENABLE_CLASSIC_CLOUDS
			pcode == LLViewerObject::LL_VO_CLOUDS ||
#endif
			pcode == LLViewerObject::LL_VO_GROUND ||
			pcode == LLViewerObject::LL_VO_SKY)
		{
			LL_ERRS() << "Static viewer object has active drawable!" << LL_ENDL;
		}
	}
#endif

	if (!isState(ACTIVE)) // && mGeneration > 0)
	{
		setState(ACTIVE);
		
		//parent must be made active first
		if (!isRoot() && !mParent->isActive())
		{
			mParent->makeActive();
			//NOTE: linked set will now NEVER become static
			mParent->setState(LLDrawable::ACTIVE_CHILD);
		}

		//all child objects must also be active
		llassert_always(mVObjp);
		
		LLViewerObject::const_child_list_t& child_list = mVObjp->getChildren();
		for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin();
			 iter != child_list.end(); iter++)
		{
			LLViewerObject* child = *iter;
			LLDrawable* drawable = child->mDrawable;
			if (drawable)
			{
				drawable->makeActive();
			}
		}

		if (mVObjp->getPCode() == LL_PCODE_VOLUME)
		{
			gPipeline.markRebuild(this, LLDrawable::REBUILD_VOLUME, TRUE);
		}
		updatePartition();
	}

	llassert(isAvatar() || isRoot() || mParent->isActive());
}

LLDrawPool* LLRenderPass::instancePool()
{
#if LL_RELEASE_FOR_DOWNLOAD
	LL_WARNS() << "Attempting to instance a render pass.  Invalid operation." << LL_ENDL;
#else
	LL_ERRS() << "Attempting to instance a render pass.  Invalid operation." << LL_ENDL;
#endif
	return NULL;
}

void LLThreadLocalPointerBase::initStorage( )
{
	apr_status_t result = apr_threadkey_private_create(&mThreadKey, NULL, gAPRPoolp);
	if (result != APR_SUCCESS)
	{
		ll_apr_warn_status(result);
		LL_ERRS() << "Failed to allocate thread local data" << LL_ENDL;
	}
}

//static
std::string LLKeyboard::stringFromAccelerator( MASK accel_mask, KEY key )
{
	std::string res;
	
	// break early if this is a silly thing to do.
	if( KEY_NONE == key )
	{
		return res;
	}
	
	LLKeyStringTranslatorFunc *trans = gKeyboard->mStringTranslator;
	
	if( trans == NULL )
	{
		LL_ERRS() << "No mKeyStringTranslator" << LL_ENDL;
		return res;
	}
	
	// Append any masks
#ifdef LL_DARWIN
	// Standard Mac names for modifier keys in menu equivalents
	// We could use the symbol characters, but they only exist in certain fonts.
	if( accel_mask & MASK_CONTROL )
	{
		if ( accel_mask & MASK_MAC_CONTROL )
		{
			res.append( trans("accel-mac-control") );
		}
		else
		{
			res.append( trans("accel-mac-command") );		// Symbol would be "\xE2\x8C\x98"
		}
	}
	if( accel_mask & MASK_ALT )
		res.append( trans("accel-mac-option") );		// Symbol would be "\xE2\x8C\xA5"
	if( accel_mask & MASK_SHIFT )
		res.append( trans("accel-mac-shift") );		// Symbol would be "\xE2\x8C\xA7"
#else
	if( accel_mask & MASK_CONTROL )
		res.append( trans("accel-win-control") );
	if( accel_mask & MASK_ALT )
		res.append( trans("accel-win-alt") );
	if( accel_mask & MASK_SHIFT )
		res.append( trans("accel-win-shift") );
#endif
	std::string key_string = LLKeyboard::stringFromKey(key);
	if ((accel_mask & MASK_NORMALKEYS) &&
		(key_string[0] == '-' || key_string[0] == '=' || key_string[0] == '+'))
	{
		res.append( " " );
	}

	std::string keystr = stringFromKey( key );
	res.append( keystr );
	
	return res;
}

bool LLMenuOptionPathfindingRebakeNavmesh::canRebakeRegion() const
{
	if (!mIsInitialized)
	{
		LL_ERRS("navmeshRebaking") << "LLMenuOptionPathfindingRebakeNavmesh class has not been initialized "
			<< "when the ability to rebake navmesh is being requested." << LL_ENDL;
	}
	return mCanRebakeRegion;
}

LLNotificationChannelPtr LLNotifications::getChannel(const std::string& channelName)
{
	ChannelMap::iterator p = mChannels.find(channelName);
	if(p == mChannels.end())
	{
		LL_ERRS() << "Did not find channel named " << channelName << LL_ENDL;
		return LLNotificationChannelPtr();
	}
	return p->second;
}

void test_cached_control()
{
#define TEST_LLCC(T, V) if((T)mySetting_##T != V) LL_ERRS() << "Fail "#T << LL_ENDL
	TEST_LLCC(U32, 666);
	TEST_LLCC(S32, (S32)-666);
	TEST_LLCC(F32, (F32)-666.666);
	TEST_LLCC(bool, true);
	TEST_LLCC(BOOL, FALSE);
	if((std::string)mySetting_string != "Default String Value") LL_ERRS() << "Fail string" << LL_ENDL;
	TEST_LLCC(LLVector3, LLVector3(1.0f, 2.0f, 3.0f));
	TEST_LLCC(LLVector3d, LLVector3d(6.0f, 5.0f, 4.0f));
	TEST_LLCC(LLRect, LLRect(0, 0, 100, 500));
	TEST_LLCC(LLColor4, LLColor4(0.0f, 0.5f, 1.0f));
	TEST_LLCC(LLColor3, LLColor3(1.0f, 0.f, 0.5f));
	TEST_LLCC(LLColor4U, LLColor4U(255, 200, 100, 255));
//There's no LLSD comparsion for LLCC yet. TEST_LLCC(LLSD, test_llsd); 

	if((std::string)test_BrowserHomePage != "http://www.secondlife.com") LL_ERRS() << "Fail BrowserHomePage" << LL_ENDL;
}

bool LLNotificationTemplates::loadTemplates()
{
	LL_INFOS() << "Reading notifications template" << LL_ENDL;
	// Passing findSkinnedFilenames(constraint=LLDir::ALL_SKINS) makes it
	// output all relevant pathnames instead of just the ones from the most
	// specific skin.
	std::vector<std::string> search_paths =
		gDirUtilp->findSkinnedFilenames(LLDir::XUI, "notifications.xml", LLDir::ALL_SKINS);

	std::string base_filename = search_paths.front();
	LLXMLNodePtr root;
	BOOL success  = LLXMLNode::getLayeredXMLNode(root, search_paths);
	
	if (!success || root.isNull() || !root->hasName( "notifications" ))
	{
		LL_ERRS() << "Problem reading XML from UI Notifications file: " << base_filename << LL_ENDL;
		return false;
	}
	
	clearTemplates();
	
	for (LLXMLNodePtr item = root->getFirstChild();
		 item.notNull(); item = item->getNextSibling())
	{
		if (item->hasName("global"))
		{
			std::string global_name;
			if (item->getAttributeString("name", global_name))
			{
				mGlobalStrings[global_name] = item->getTextContents();
			}
			continue;
		}
		
		if (item->hasName("template"))
		{
			// store an xml template; templates must have a single node (can contain
			// other nodes)
			std::string name;
			item->getAttributeString("name", name);
			LLXMLNodePtr ptr = item->getFirstChild();
			mXmlTemplates[name] = ptr;
			continue;
		}
		
		if (!item->hasName("notification"))
		{
            LL_WARNS() << "Unexpected entity " << item->getName()->mString << 
                       " found in notifications.xml [language=]" << LLUI::getLanguage() << LL_ENDL;
			continue;
		}
	}

	return true;
}

bool LLLFSThread::Request::processRequest()
{
    bool complete = false;
    if (mOperation ==  FILE_READ)
    {
        llassert(mOffset >= 0);
        LLAPRFile infile(mFileName, LL_APR_RB);
        if (!infile.getFileHandle())
        {
            LL_WARNS() << "LLLFS: Unable to read file: " << mFileName << LL_ENDL;
            mBytesRead = 0; // fail
            return true;
        }
        S32 off;
        if (mOffset < 0)
            off = infile.seek(APR_END, 0);
        else
            off = infile.seek(APR_SET, mOffset);
        llassert_always(off >= 0);
        mBytesRead = infile.read(mBuffer, mBytes );
        complete = true;
// 		LL_INFOS() << "LLLFSThread::READ:" << mFileName << " Bytes: " << mBytesRead << LL_ENDL;
    }
    else if (mOperation ==  FILE_WRITE)
    {
        apr_int32_t flags = APR_CREATE|APR_WRITE|APR_BINARY;
        if (mOffset < 0)
            flags |= APR_APPEND;
        LLAPRFile outfile(mFileName, flags);
        if (!outfile.getFileHandle())
        {
            LL_WARNS() << "LLLFS: Unable to write file: " << mFileName << LL_ENDL;
            mBytesRead = 0; // fail
            return true;
        }
        if (mOffset >= 0)
        {
            S32 seek = outfile.seek(APR_SET, mOffset);
            if (seek < 0)
            {
                LL_WARNS() << "LLLFS: Unable to write file (seek failed): " << mFileName << LL_ENDL;
                mBytesRead = 0; // fail
                return true;
            }
        }
        mBytesRead = outfile.write(mBuffer, mBytes );
        complete = true;
// 		LL_INFOS() << "LLLFSThread::WRITE:" << mFileName << " Bytes: " << mBytesRead << "/" << mBytes << " Offset:" << mOffset << LL_ENDL;
    }
    else
    {
        LL_ERRS() << "LLLFSThread::unknown operation: " << (S32)mOperation << LL_ENDL;
    }
    return complete;
}

LLFontManager::LLFontManager()
{
	int error;
	error = FT_Init_FreeType(&gFTLibrary);
	if (error)
	{
		// Clean up freetype libs.
		LL_ERRS() << "Freetype initialization failure!" << LL_ENDL;
		FT_Done_FreeType(gFTLibrary);
	}
}

/// Extract the @a key value from the incoming @a event, and call the
/// callable whose name is specified by that map @a key. If no such
/// callable exists, die with LL_ERRS.
void LLEventDispatcher::operator()(const LLSD& event) const
{
    // This could/should be implemented in terms of the two-arg overload.
    // However -- we can produce a more informative error message.
    std::string name(event[mKey]);
    if (! attemptCall(name, event))
    {
        LL_ERRS("LLEventDispatcher") << "LLEventDispatcher(" << mDesc << "): bad " << mKey
                                     << " value '" << name << "'" << LL_ENDL;
    }
}

BOOL LLDriverParamInfo::parseXml(LLXmlTreeNode* node)
{
	llassert( node->hasName( "param" ) && node->getChildByName( "param_driver" ) );

	if( !LLViewerVisualParamInfo::parseXml( node ))
		return FALSE;

	LLXmlTreeNode* param_driver_node = node->getChildByName( "param_driver" );
	if( !param_driver_node )
		return FALSE;

	for (LLXmlTreeNode* child = param_driver_node->getChildByName( "driven" );
		 child;
		 child = param_driver_node->getNextNamedChild())
	{
		S32 driven_id;
		static LLStdStringHandle id_string = LLXmlTree::addAttributeString("id");
		if( child->getFastAttributeS32( id_string, driven_id ) )
		{
			F32 min1 = mMinWeight;
			F32 max1 = mMaxWeight;
			F32 max2 = max1;
			F32 min2 = max1;

			//	driven    ________							//
			//	^        /|       |\						//
			//	|       / |       | \						//
			//	|      /  |       |  \						//
			//	|     /   |       |   \						//
			//	|    /    |       |    \					//
			//-------|----|-------|----|-------> driver		//
			//  | min1   max1    max2  min2

			static LLStdStringHandle min1_string = LLXmlTree::addAttributeString("min1");
			child->getFastAttributeF32( min1_string, min1 ); // optional
			static LLStdStringHandle max1_string = LLXmlTree::addAttributeString("max1");
			child->getFastAttributeF32( max1_string, max1 ); // optional
			static LLStdStringHandle max2_string = LLXmlTree::addAttributeString("max2");
			child->getFastAttributeF32( max2_string, max2 ); // optional
			static LLStdStringHandle min2_string = LLXmlTree::addAttributeString("min2");
			child->getFastAttributeF32( min2_string, min2 ); // optional

			// Push these on the front of the deque, so that we can construct
			// them in order later (faster)
			mDrivenInfoList.push_front( LLDrivenEntryInfo( driven_id, min1, max1, max2, min2 ) );
		}
		else
		{
			LL_ERRS() << "<driven> Unable to resolve driven parameter: " << driven_id << LL_ENDL;
			return FALSE;
		}
	}
	return TRUE;
}

void LLThreadLocalPointerBase::set( void* value )
{
	llassert(sInitialized && mThreadKey);

	apr_status_t result = apr_threadkey_private_set((void*)value, mThreadKey);
	if (result != APR_SUCCESS)
	{
		ll_apr_warn_status(result);
		LL_ERRS() << "Failed to set thread local data" << LL_ENDL;
	}
}

void LLScrollListItem::setColumn( S32 column, LLScrollListCell *cell )
{
	if (column < (S32)mColumns.size())
	{
		delete mColumns[column];
		mColumns[column] = cell;
	}
	else
	{
		LL_ERRS() << "LLScrollListItem::setColumn: bad column: " << column << LL_ENDL;
	}
}