forked from mia/Aegisub
40e12403d5
Initial support for low-level access and file I/O methods are included as well. Originally committed to SVN as r4331.
83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
// Copyright (c) 2010, Amar Takhar <verm@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// $Id$
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/// @file option_visit.h
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/// @brief Cajun JSON visitor to load config values.
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/// @see option_visit.cpp
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/// @ingroup libaegisub
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#ifndef LAGI_PRE
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#include "libaegisub/cajun/elements.h"
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#include "libaegisub/cajun/visitor.h"
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#endif
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#pragma once
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#include "libaegisub/option.h"
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namespace agi {
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DEFINE_BASE_EXCEPTION_NOINNER(OptionJsonValueError, Exception)
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DEFINE_SIMPLE_EXCEPTION_NOINNER(OptionJsonValueArray, OptionJsonValueError, "options/value/array")
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DEFINE_SIMPLE_EXCEPTION_NOINNER(OptionJsonValueSingle, OptionJsonValueError, "options/value")
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DEFINE_SIMPLE_EXCEPTION_NOINNER(OptionJsonValueNull, OptionJsonValueError, "options/value")
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class ConfigVisitor : public json::ConstVisitor {
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OptionValueMap &values;
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std::string name;
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typedef std::pair<std::string, OptionValue*> OptionValuePair;
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void AddOptionValue(OptionValue* opt);
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public:
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ConfigVisitor(OptionValueMap &val, const std::string &member_name);
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~ConfigVisitor();
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void Visit(const json::Array& array);
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void Visit(const json::Object& object);
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void Visit(const json::Number& number);
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void Visit(const json::String& string);
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void Visit(const json::Boolean& boolean);
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void Visit(const json::Null& null);
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};
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class PutOptionVisitor : public json::Visitor {
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public:
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bool result;
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const std::string &path;
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const json::UnknownElement &value;
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PutOptionVisitor(const std::string &path, const json::UnknownElement &value)
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: result(false), path(path), value(value)
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{}
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// all of these are a fail
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virtual void Visit(json::Array& array) { }
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virtual void Visit(json::Number& number) { }
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virtual void Visit(json::String& string) { }
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virtual void Visit(json::Boolean& boolean) { }
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virtual void Visit(json::Null& null) { }
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// this one is the win
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virtual void Visit(json::Object& object) {
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result = Options::PutOption(object, path, value);
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}
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};
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} // namespace agi
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