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87 lines
3.1 KiB
C++
87 lines
3.1 KiB
C++
/* This file is (c) 2008-2009 Konstantin Isakov <ikm@users.berlios.de>
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* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
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#ifndef __ARTICLE_MAKER_HH_INCLUDED__
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#define __ARTICLE_MAKER_HH_INCLUDED__
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#include <QObject>
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#include <set>
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#include <list>
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#include "dictionary.hh"
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#include "instances.hh"
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/// This class generates the article's body for the given lookup request
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class ArticleMaker: public QObject
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{
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Q_OBJECT // We make it QObject to use tr() conveniently
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std::vector< sptr< Dictionary::Class > > const & dictionaries;
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std::vector< Instances::Group > const & groups;
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public:
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/// On construction, a reference to all dictionaries and a reference all
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/// groups' instances are to be passed. Those references are kept stored as
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/// references, and as such, any changes to them would reflect on the results
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/// of the inquiries, altthough those changes are perfectly legal.
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ArticleMaker( std::vector< sptr< Dictionary::Class > > const & dictionaries,
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std::vector< Instances::Group > const & groups );
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/// Looks up the given word within the given group, and creates a full html
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/// page text containing its definition.
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/// The result is returned as Dictionary::DataRequest just like dictionaries
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/// themselves do. The difference is that the result is a complete html page
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/// with all definitions from all the relevant dictionaries.
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sptr< Dictionary::DataRequest > makeDefinitionFor( QString const & word, unsigned groupId ) const;
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/// Makes up a text which states that no translation for the given word
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/// was found. Sometimes it's better to call this directly when it's already
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/// known that there's no translation.
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sptr< Dictionary::DataRequest > makeNotFoundTextFor( QString const & word, QString const & group ) const;
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private:
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/// Makes everything up to and including the opening body tag.
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static std::string makeHtmlHeader( QString const & word, QString const & icon );
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/// Makes the html body for makeNotFoundTextFor()
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static std::string makeNotFoundBody( QString const & word, QString const & group );
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friend class ArticleRequest; // Allow it calling makeNotFoundBody()
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};
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/// The request specific to article maker. This should really be private,
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/// but we need it to be handled by moc.
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class ArticleRequest: public Dictionary::DataRequest
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{
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Q_OBJECT
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QString word, group;
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std::vector< sptr< Dictionary::Class > > const & activeDicts;
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std::set< std::wstring > alts; // Accumulated main forms
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std::list< sptr< Dictionary::WordSearchRequest > > altSearches;
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bool altsDone, bodyDone;
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std::list< sptr< Dictionary::DataRequest > > bodyRequests;
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bool foundAnyDefinitions;
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bool closePrevSpan; // Indicates whether the last opened article span is to
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// be closed after the article ends.
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public:
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ArticleRequest( QString const & word, QString const & group,
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std::vector< sptr< Dictionary::Class > > const & activeDicts,
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std::string const & header );
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virtual void cancel()
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{ finish(); } // Add our own requests cancellation here
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private slots:
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void altSearchFinished();
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void bodyFinished();
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};
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#endif
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