llxuiparser.h
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- /**
- * @file llxuiparser.h
- * @brief Utility functions for handling XUI structures in XML
- *
- * $LicenseInfo:firstyear=2003&license=viewergpl$
- *
- * Copyright (c) 2003-2010, 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 "llfasttimer.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 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, const std::string& filename = LLStringUtil::null, 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;
- std::string mCurFileName;
- };
- #endif //LLXUIPARSER_H