diff options
Diffstat (limited to 'knewsticker/common/newsengine.h')
| -rw-r--r-- | knewsticker/common/newsengine.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/knewsticker/common/newsengine.h b/knewsticker/common/newsengine.h new file mode 100644 index 00000000..342dd7fe --- /dev/null +++ b/knewsticker/common/newsengine.h @@ -0,0 +1,203 @@ +/* + * newsengine.h + * + * Copyright (c) 2000, 2001 Frerich Raabe <raabe@kde.org> + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. For licensing and distribution details, check the + * accompanying file 'COPYING'. + */ +#ifndef NEWSENGINE_H +#define NEWSENGINE_H + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "configiface.h" +#include "xmlnewsaccess.h" + +#include <qptrlist.h> +#include <qmap.h> +#include <qpixmap.h> + +#include <kio/job.h> +#include <klocale.h> +#include <ksharedptr.h> + +class ConfigAccess; +class NewsIconMgr; +class NewsSourceBase; + +class QBuffer; +class QDomDocument; + +class KProcess; +class KURL; + +class KDE_EXPORT Article : public XMLNewsArticle, public KShared +{ + public: + typedef KSharedPtr<Article> Ptr; + typedef QValueList<Ptr> List; + + Article(NewsSourceBase *, const QString & = QString::null, + const KURL & = KURL()); + bool operator==(const Article &other) const; + + bool read() const { return m_read; } + void setRead(bool read) { m_read = read; } + + NewsSourceBase *newsSource() const { return m_parent; } + + void open(); + + private: + NewsSourceBase *m_parent; // don't use KSharedPtr to avoid circular refs! + bool m_read; +}; + +class KDE_EXPORT NewsSourceBase : public XMLNewsSource, public KShared +{ + Q_OBJECT + + public: + enum Subject { + Arts = 0, Business, Computers, Games, Health, Home, Recreation, + Reference, Science, Shopping, Society, Sports, Misc, Magazines + }; + struct Data { + Data(const QString &_name = I18N_NOOP("Unknown"), + const QString &_sourceFile = QString::null, + const QString &_icon = QString::null, + const Subject _subject = Computers, + unsigned int _maxArticles = 10, + bool _enabled = true, bool _isProgram = false, + const QString &_language = QString::fromLatin1("C")) + { + name = _name; + sourceFile = _sourceFile; + icon = _icon; + maxArticles = _maxArticles; + subject = _subject; + enabled = _enabled; + isProgram = _isProgram; + language = _language; + } + + QString name; + QString sourceFile; + QString icon; + Subject subject; + unsigned int maxArticles; + bool enabled; + bool isProgram; + QString language; + }; + typedef KSharedPtr<NewsSourceBase> Ptr; + typedef QValueList<Ptr> List; + + NewsSourceBase(const Data &, ConfigIface *); + + virtual QString newsSourceName() const; + QString sourceFile() const { return m_data.sourceFile; } + unsigned int maxArticles() const { return m_data.maxArticles; } + QPixmap icon() const { return m_icon; } + void getIcon(); + + Data data() const { return m_data; } + + Article::List articles() const { return m_articles; } + Article::Ptr article(const QString &); + + static QString subjectText(const Subject); + + signals: + void newNewsAvailable(const NewsSourceBase::Ptr &, bool); + void invalidInput(const NewsSourceBase::Ptr &); + + public slots: + virtual void retrieveNews() = 0; + + protected slots: + void slotProcessArticles(XMLNewsSource *, bool); + void slotGotIcon(const KURL &, const QPixmap &); + + protected: + Data m_data; + QPixmap m_icon; + ConfigAccess *m_cfg; + NewsIconMgr *m_newsIconMgr; + Article::List m_articles; +}; + +class KDE_EXPORT SourceFileNewsSource : public NewsSourceBase +{ + Q_OBJECT + + public: + SourceFileNewsSource(const NewsSourceBase::Data &, ConfigIface *); + + public slots: + virtual void retrieveNews(); +}; + +// Make sure compilers don't translate +// ProgramNewsSource::ErrorCode into +// enum ErrorCode { 1 = 2, ... } +#undef NOERR +#undef EPERM +#undef ENOENT +#undef EIO +#undef E2BIG +#undef ENOEXEC +#undef EACCESS +#undef ENODEV +#undef ENOSPC +#undef EROFS +#undef ENOSYS +#undef ENODATA +#undef ENONET +#undef EPROTO +#undef EDESTADDRREQ +#undef ESOCKTNOSUPPORT +#undef ENETUNREACH +#undef ENETRESET +#undef ECONNRESET +#undef ETIMEDOUT +#undef ECONNREFUSED +#undef EHOSTDOWN +#undef EHOSTUNREACH + +class KDE_EXPORT ProgramNewsSource : public NewsSourceBase +{ + Q_OBJECT + + public: + enum ErrorCode { NOERR = 0, EPERM, ENOENT, EIO = 5, E2BIG = 7, + ENOEXEC, EACCESS = 13, ENODEV = 19, ENOSPC = 28, EROFS = 30, + ENOSYS = 38, ENODATA = 61, ENONET = 64, EPROTO = 71, EDESTADDRREQ = 89, + ESOCKTNOSUPPORT = 94, ENETUNREACH = 101, ENETRESET = 102, + ECONNRESET = 104, ETIMEDOUT = 110, ECONNREFUSED, EHOSTDOWN, EHOSTUNREACH, + ENOEXECBIT = 126, EBADREQ = 400, ENOAUTH, EMUSTPAY, EFORBIDDEN, ENOTFOUND, + ETIMEOUT = 408, ESERVERE = 500, EHTTPNOSUP = 505 }; + + ProgramNewsSource(const NewsSourceBase::Data &, ConfigIface *); + virtual ~ProgramNewsSource(); + + public slots: + virtual void retrieveNews(); + + protected slots: + void slotGotProgramOutput(KProcess *, char *, int); + void slotProgramExited(KProcess *); + + private: + static QString errorMessage(const ErrorCode); + + KProcess *m_program; + QBuffer *m_programOutput; +}; + +#endif // NEWSENGINE_H |