178 lines
6.0 KiB
C++
178 lines
6.0 KiB
C++
/**
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* @file llxuiparser.h
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* @brief Utility functions for handling XUI structures in XML
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*
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* $LicenseInfo:firstyear=2003&license=viewergpl$
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*
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* Copyright (c) 2003-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LLXUIPARSER_H
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#define LLXUIPARSER_H
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#include "llinitparam.h"
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#include "llfasttimer.h"
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#include "llregistry.h"
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#include "llpointer.h"
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#include <boost/function.hpp>
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#include <iosfwd>
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#include <stack>
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#include <set>
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class LLView;
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typedef LLPointer<class LLXMLNode> LLXMLNodePtr;
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// lookup widget type by name
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class LLWidgetTypeRegistry
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: public LLRegistrySingleton<std::string, const std::type_info*, LLWidgetTypeRegistry>
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{};
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// global static instance for registering all widget types
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typedef boost::function<LLView* (LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node)> LLWidgetCreatorFunc;
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typedef LLRegistry<std::string, LLWidgetCreatorFunc> widget_registry_t;
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class LLChildRegistryRegistry
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: public LLRegistrySingleton<const std::type_info*, widget_registry_t, LLChildRegistryRegistry>
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{};
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class LLXSDWriter : public LLInitParam::Parser
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{
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LOG_CLASS(LLXSDWriter);
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public:
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void writeXSD(const std::string& name, LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const std::string& xml_namespace);
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/*virtual*/ std::string getCurrentElementName() { return LLStringUtil::null; }
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LLXSDWriter();
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protected:
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void writeAttribute(const std::string& type, const Parser::name_stack_t&, S32 min_count, S32 max_count, const std::vector<std::string>* possible_values);
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void addAttributeToSchema(LLXMLNodePtr nodep, const std::string& attribute_name, const std::string& type, bool mandatory, const std::vector<std::string>* possible_values);
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LLXMLNodePtr mAttributeNode;
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LLXMLNodePtr mElementNode;
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LLXMLNodePtr mSchemaNode;
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typedef std::set<std::string> string_set_t;
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typedef std::map<LLXMLNodePtr, string_set_t> attributes_map_t;
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attributes_map_t mAttributesWritten;
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};
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// NOTE: DOES NOT WORK YET
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// should support child widgets for XUI
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class LLXUIXSDWriter : public LLXSDWriter
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{
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public:
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void writeXSD(const std::string& name, const std::string& path, const LLInitParam::BaseBlock& block);
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};
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class LLXUIParser : public LLInitParam::Parser, public LLSingleton<LLXUIParser>
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{
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LOG_CLASS(LLXUIParser);
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protected:
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LLXUIParser();
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friend class LLSingleton<LLXUIParser>;
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public:
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typedef LLInitParam::Parser::name_stack_t name_stack_t;
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/*virtual*/ std::string getCurrentElementName();
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/*virtual*/ void parserWarning(const std::string& message);
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/*virtual*/ void parserError(const std::string& message);
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void readXUI(LLXMLNodePtr node, LLInitParam::BaseBlock& block, const std::string& filename = LLStringUtil::null, bool silent=false);
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void writeXUI(LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const LLInitParam::BaseBlock* diff_block = NULL);
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private:
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typedef std::list<std::pair<std::string, bool> > token_list_t;
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bool readXUIImpl(LLXMLNodePtr node, const std::string& scope, LLInitParam::BaseBlock& block);
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bool readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block);
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//reader helper functions
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bool readBoolValue(void* val_ptr);
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bool readStringValue(void* val_ptr);
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bool readU8Value(void* val_ptr);
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bool readS8Value(void* val_ptr);
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bool readU16Value(void* val_ptr);
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bool readS16Value(void* val_ptr);
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bool readU32Value(void* val_ptr);
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bool readS32Value(void* val_ptr);
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bool readF32Value(void* val_ptr);
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bool readF64Value(void* val_ptr);
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bool readColor4Value(void* val_ptr);
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bool readUIColorValue(void* val_ptr);
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bool readUUIDValue(void* val_ptr);
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bool readSDValue(void* val_ptr);
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//writer helper functions
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bool writeBoolValue(const void* val_ptr, const name_stack_t&);
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bool writeStringValue(const void* val_ptr, const name_stack_t&);
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bool writeU8Value(const void* val_ptr, const name_stack_t&);
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bool writeS8Value(const void* val_ptr, const name_stack_t&);
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bool writeU16Value(const void* val_ptr, const name_stack_t&);
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bool writeS16Value(const void* val_ptr, const name_stack_t&);
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bool writeU32Value(const void* val_ptr, const name_stack_t&);
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bool writeS32Value(const void* val_ptr, const name_stack_t&);
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bool writeF32Value(const void* val_ptr, const name_stack_t&);
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bool writeF64Value(const void* val_ptr, const name_stack_t&);
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bool writeColor4Value(const void* val_ptr, const name_stack_t&);
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bool writeUIColorValue(const void* val_ptr, const name_stack_t&);
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bool writeUUIDValue(const void* val_ptr, const name_stack_t&);
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bool writeSDValue(const void* val_ptr, const name_stack_t&);
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LLXMLNodePtr getNode(const name_stack_t& stack);
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private:
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Parser::name_stack_t mNameStack;
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LLXMLNodePtr mCurReadNode;
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// Root of the widget XML sub-tree, for example, "line_editor"
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LLXMLNodePtr mWriteRootNode;
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typedef std::map<S32, LLXMLNodePtr> out_nodes_t;
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out_nodes_t mOutNodes;
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S32 mLastWriteGeneration;
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LLXMLNodePtr mLastWrittenChild;
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S32 mCurReadDepth;
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std::string mCurFileName;
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};
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#endif //LLXUIPARSER_H
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