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Diffstat (limited to 'indra/llxuixml/llxuiparser.h')
| -rw-r--r-- | indra/llxuixml/llxuiparser.h | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/indra/llxuixml/llxuiparser.h b/indra/llxuixml/llxuiparser.h new file mode 100644 index 0000000000..6f000f2422 --- /dev/null +++ b/indra/llxuixml/llxuiparser.h @@ -0,0 +1,174 @@ +/** + * @file llxuiparser.h + * @brief Utility functions for handling XUI structures in XML + * + * $LicenseInfo:firstyear=2003&license=viewergpl$ + * + * Copyright (c) 2003-2009, Linden Research, Inc. + * + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at + * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. + * + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. + * $/LicenseInfo$ + */ + +#ifndef LLXUIPARSER_H +#define LLXUIPARSER_H + +#include "llinitparam.h" +#include "llxmlnode.h" +#include "llfasttimer.h" +#include "llregistry.h" + +#include <boost/function.hpp> +#include <iosfwd> +#include <stack> +#include <set> + + + +class LLView; + + + +// 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 LLXUIParser : public LLInitParam::Parser, public LLSingleton<LLXUIParser> +{ +LOG_CLASS(LLXUIParser); + +protected: + LLXUIParser(); + friend class LLSingleton<LLXUIParser>; +public: + 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, bool silent=false); + void writeXUI(LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const LLInitParam::BaseBlock* diff_block = NULL); + +private: + typedef std::list<std::pair<std::string, bool> > token_list_t; + + bool readXUIImpl(LLXMLNodePtr node, const std::string& scope, LLInitParam::BaseBlock& block); + bool readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block); + + //reader helper functions + bool readBoolValue(void* val_ptr); + bool readStringValue(void* val_ptr); + bool readU8Value(void* val_ptr); + bool readS8Value(void* val_ptr); + bool readU16Value(void* val_ptr); + bool readS16Value(void* val_ptr); + bool readU32Value(void* val_ptr); + bool readS32Value(void* val_ptr); + bool readF32Value(void* val_ptr); + bool readF64Value(void* val_ptr); + bool readColor4Value(void* val_ptr); + bool readUIColorValue(void* val_ptr); + bool readUUIDValue(void* val_ptr); + bool readSDValue(void* val_ptr); + + //writer helper functions + bool writeBoolValue(const void* val_ptr, const name_stack_t&); + bool writeStringValue(const void* val_ptr, const name_stack_t&); + bool writeU8Value(const void* val_ptr, const name_stack_t&); + bool writeS8Value(const void* val_ptr, const name_stack_t&); + bool writeU16Value(const void* val_ptr, const name_stack_t&); + bool writeS16Value(const void* val_ptr, const name_stack_t&); + bool writeU32Value(const void* val_ptr, const name_stack_t&); + bool writeS32Value(const void* val_ptr, const name_stack_t&); + bool writeF32Value(const void* val_ptr, const name_stack_t&); + bool writeF64Value(const void* val_ptr, const name_stack_t&); + bool writeColor4Value(const void* val_ptr, const name_stack_t&); + bool writeUIColorValue(const void* val_ptr, const name_stack_t&); + bool writeUUIDValue(const void* val_ptr, const name_stack_t&); + bool writeSDValue(const void* val_ptr, const name_stack_t&); + + LLXMLNodePtr getNode(const 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<S32, LLXMLNodePtr> out_nodes_t; + out_nodes_t mOutNodes; + S32 mLastWriteGeneration; + LLXMLNodePtr mLastWrittenChild; + S32 mCurReadDepth; +}; + + +#endif //LLXUIPARSER_H |