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Diffstat (limited to 'indra/llxuixml/llxuiparser.h')
| -rw-r--r-- | indra/llxuixml/llxuiparser.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/indra/llxuixml/llxuiparser.h b/indra/llxuixml/llxuiparser.h deleted file mode 100644 index d7cd256967..0000000000 --- a/indra/llxuixml/llxuiparser.h +++ /dev/null @@ -1,242 +0,0 @@ -/** - * @file llxuiparser.h - * @brief Utility functions for handling XUI structures in XML - * - * $LicenseInfo:firstyear=2003&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, 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 - * $/LicenseInfo$ - */ - -#ifndef LLXUIPARSER_H -#define LLXUIPARSER_H - -#include "llinitparam.h" -#include "llregistry.h" -#include "llpointer.h" - -#include <boost/function.hpp> -#include <iosfwd> -#include <stack> -#include <set> - - - -class LLView; - - -typedef LLPointer<class LLXMLNode> LLXMLNodePtr; - - -// lookup widget type by name -class LLWidgetTypeRegistry -: public LLRegistrySingleton<std::string, const std::type_info*, LLWidgetTypeRegistry> -{}; - - -// global static instance for registering all widget types -typedef boost::function<LLView* (LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node)> LLWidgetCreatorFunc; - -typedef LLRegistry<std::string, LLWidgetCreatorFunc> widget_registry_t; - -class LLChildRegistryRegistry -: public LLRegistrySingleton<const std::type_info*, widget_registry_t, LLChildRegistryRegistry> -{}; - - - -class LLXSDWriter : public LLInitParam::Parser -{ - LOG_CLASS(LLXSDWriter); -public: - void writeXSD(const std::string& name, LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const std::string& xml_namespace); - - /*virtual*/ std::string getCurrentElementName() { return LLStringUtil::null; } - - LLXSDWriter(); - -protected: - void writeAttribute(const std::string& type, const Parser::name_stack_t&, S32 min_count, S32 max_count, const std::vector<std::string>* possible_values); - void addAttributeToSchema(LLXMLNodePtr nodep, const std::string& attribute_name, const std::string& type, bool mandatory, const std::vector<std::string>* possible_values); - LLXMLNodePtr mAttributeNode; - LLXMLNodePtr mElementNode; - LLXMLNodePtr mSchemaNode; - - typedef std::set<std::string> string_set_t; - typedef std::map<LLXMLNodePtr, string_set_t> attributes_map_t; - attributes_map_t mAttributesWritten; -}; - - - -// NOTE: DOES NOT WORK YET -// should support child widgets for XUI -class LLXUIXSDWriter : public LLXSDWriter -{ -public: - void writeXSD(const std::string& name, const std::string& path, const LLInitParam::BaseBlock& block); -}; - - -class LLXUIParserImpl; - -class LLXUIParser : public LLInitParam::Parser -{ -LOG_CLASS(LLXUIParser); - -public: - LLXUIParser(); - typedef LLInitParam::Parser::name_stack_t name_stack_t; - - /*virtual*/ std::string getCurrentElementName(); - /*virtual*/ void parserWarning(const std::string& message); - /*virtual*/ void parserError(const std::string& message); - - void readXUI(LLXMLNodePtr node, LLInitParam::BaseBlock& block, const std::string& filename = LLStringUtil::null, bool silent=false); - void writeXUI(LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const LLInitParam::BaseBlock* diff_block = NULL); - -private: - bool readXUIImpl(LLXMLNodePtr node, LLInitParam::BaseBlock& block); - bool readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block); - - //reader helper functions - static bool readFlag(Parser& parser, void* val_ptr); - static bool readBoolValue(Parser& parser, void* val_ptr); - static bool readStringValue(Parser& parser, void* val_ptr); - static bool readU8Value(Parser& parser, void* val_ptr); - static bool readS8Value(Parser& parser, void* val_ptr); - static bool readU16Value(Parser& parser, void* val_ptr); - static bool readS16Value(Parser& parser, void* val_ptr); - static bool readU32Value(Parser& parser, void* val_ptr); - static bool readS32Value(Parser& parser, void* val_ptr); - static bool readF32Value(Parser& parser, void* val_ptr); - static bool readF64Value(Parser& parser, void* val_ptr); - static bool readColor4Value(Parser& parser, void* val_ptr); - static bool readUIColorValue(Parser& parser, void* val_ptr); - static bool readUUIDValue(Parser& parser, void* val_ptr); - static bool readSDValue(Parser& parser, void* val_ptr); - - //writer helper functions - static bool writeFlag(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeBoolValue(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeStringValue(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeU8Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeS8Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeU16Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeS16Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeU32Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeS32Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeF32Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeF64Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeColor4Value(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeUIColorValue(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeUUIDValue(Parser& parser, const void* val_ptr, name_stack_t&); - static bool writeSDValue(Parser& parser, const void* val_ptr, name_stack_t&); - - LLXMLNodePtr getNode(name_stack_t& stack); - -private: - Parser::name_stack_t mNameStack; - LLXMLNodePtr mCurReadNode; - // Root of the widget XML sub-tree, for example, "line_editor" - LLXMLNodePtr mWriteRootNode; - - typedef std::map<std::string, LLXMLNodePtr> out_nodes_t; - out_nodes_t mOutNodes; - LLXMLNodePtr mLastWrittenChild; - S32 mCurReadDepth; - std::string mCurFileName; - std::string mRootNodeName; -}; - -// LLSimpleXUIParser is a streamlined SAX-based XUI parser that does not support localization -// or parsing of a tree of independent param blocks, such as child widgets. -// Use this for reading non-localized files that only need a single param block as a result. -// -// NOTE: In order to support nested block parsing, we need callbacks for start element that -// push new blocks contexts on the mScope stack. -// NOTE: To support localization without building a DOM, we need to enforce consistent -// ordering of child elements from base file to localized diff file. Then we can use a pair -// of coroutines to perform matching of xml nodes during parsing. Not sure if the overhead -// of coroutines would offset the gain from SAX parsing -class LLSimpleXUIParserImpl; - -class LLSimpleXUIParser : public LLInitParam::Parser -{ -LOG_CLASS(LLSimpleXUIParser); -public: - typedef LLInitParam::Parser::name_stack_t name_stack_t; - typedef LLInitParam::BaseBlock* (*element_start_callback_t)(LLSimpleXUIParser&, const char* block_name); - - LLSimpleXUIParser(element_start_callback_t element_cb = NULL); - virtual ~LLSimpleXUIParser(); - - /*virtual*/ std::string getCurrentElementName(); - /*virtual*/ void parserWarning(const std::string& message); - /*virtual*/ void parserError(const std::string& message); - - bool readXUI(const std::string& filename, LLInitParam::BaseBlock& block, bool silent=false); - - -private: - //reader helper functions - static bool readFlag(Parser&, void* val_ptr); - static bool readBoolValue(Parser&, void* val_ptr); - static bool readStringValue(Parser&, void* val_ptr); - static bool readU8Value(Parser&, void* val_ptr); - static bool readS8Value(Parser&, void* val_ptr); - static bool readU16Value(Parser&, void* val_ptr); - static bool readS16Value(Parser&, void* val_ptr); - static bool readU32Value(Parser&, void* val_ptr); - static bool readS32Value(Parser&, void* val_ptr); - static bool readF32Value(Parser&, void* val_ptr); - static bool readF64Value(Parser&, void* val_ptr); - static bool readColor4Value(Parser&, void* val_ptr); - static bool readUIColorValue(Parser&, void* val_ptr); - static bool readUUIDValue(Parser&, void* val_ptr); - static bool readSDValue(Parser&, void* val_ptr); - -private: - static void startElementHandler(void *userData, const char *name, const char **atts); - static void endElementHandler(void *userData, const char *name); - static void characterDataHandler(void *userData, const char *s, int len); - - void startElement(const char *name, const char **atts); - void endElement(const char *name); - void characterData(const char *s, int len); - bool readAttributes(const char **atts); - bool processText(); - - Parser::name_stack_t mNameStack; - struct XML_ParserStruct* mParser; - LLXMLNodePtr mLastWrittenChild; - S32 mCurReadDepth; - std::string mCurFileName; - std::string mTextContents; - const char* mCurAttributeValueBegin; - std::vector<S32> mTokenSizeStack; - std::vector<std::string> mScope; - std::vector<bool> mEmptyLeafNode; - element_start_callback_t mElementCB; - - std::vector<std::pair<LLInitParam::BaseBlock*, S32> > mOutputStack; -}; - - -#endif //LLXUIPARSER_H |