X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=src%2Ftaglib%2Fmpeg%2Fid3v2%2Fframes%2Fcommentsframe.h;fp=src%2Ftaglib%2Fmpeg%2Fid3v2%2Fframes%2Fcommentsframe.h;h=d02015dd5048c1c401c382d1235f4871afbf2364;hb=68d60ad21e61d1e3255673985ae19606ceb0c59d;hp=0000000000000000000000000000000000000000;hpb=dca4bf6a28a8b904d45ff26376e667b05063a400;p=someplayer

diff --git a/src/taglib/mpeg/id3v2/frames/commentsframe.h b/src/taglib/mpeg/id3v2/frames/commentsframe.h
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+++ b/src/taglib/mpeg/id3v2/frames/commentsframe.h
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+/***************************************************************************
+    copyright            : (C) 2002 - 2008 by Scott Wheeler
+    email                : wheeler@kde.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *   This library is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU Lesser General Public License version   *
+ *   2.1 as published by the Free Software Foundation.                     *
+ *                                                                         *
+ *   This library 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.  See the GNU     *
+ *   Lesser General Public License for more details.                       *
+ *                                                                         *
+ *   You should have received a copy of the GNU Lesser General Public      *
+ *   License along with this library; if not, write to the Free Software   *
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+ *   USA                                                                   *
+ *                                                                         *
+ *   Alternatively, this file is available under the Mozilla Public        *
+ *   License Version 1.1.  You may obtain a copy of the License at         *
+ *   http://www.mozilla.org/MPL/                                           *
+ ***************************************************************************/
+
+#ifndef TAGLIB_COMMENTSFRAME_H
+#define TAGLIB_COMMENTSFRAME_H
+
+#include "id3v2frame.h"
+#include "taglib_export.h"
+
+namespace TagLib {
+
+  namespace ID3v2 {
+
+    //! An implementation of ID3v2 comments
+
+    /*!
+     * This implements the ID3v2 comment format.  An ID3v2 comment concists of
+     * a language encoding, a description and a single text field.
+     */
+
+    class TAGLIB_EXPORT CommentsFrame : public Frame
+    {
+      friend class FrameFactory;
+
+    public:
+      /*!
+       * Construct an empty comment frame that will use the text encoding
+       * \a encoding.
+       */
+      explicit CommentsFrame(String::Type encoding = String::Latin1);
+
+      /*!
+       * Construct a comment based on the data in \a data.
+       */
+      explicit CommentsFrame(const ByteVector &data);
+
+      /*!
+       * Destroys this CommentFrame instance.
+       */
+      virtual ~CommentsFrame();
+
+      /*!
+       * Returns the text of this comment.
+       *
+       * \see text()
+       */
+      virtual String toString() const;
+
+      /*!
+       * Returns the language encoding as a 3 byte encoding as specified by
+       * <a href="http://en.wikipedia.org/wiki/ISO_639">ISO-639-2</a>.
+       *
+       * \note Most taggers simply ignore this value.
+       *
+       * \see setLanguage()
+       */
+      ByteVector language() const;
+
+      /*!
+       * Returns the description of this comment.
+       *
+       * \note Most taggers simply ignore this value.
+       *
+       * \see setDescription()
+       */
+      String description() const;
+
+      /*!
+       * Returns the text of this comment.
+       *
+       * \see setText()
+       */
+      String text() const;
+
+      /*!
+       * Set the language using the 3 byte language code from
+       * <a href="http://en.wikipedia.org/wiki/ISO_639">ISO-639-2</a> to
+       * \a languageCode.
+       *
+       * \see language()
+       */
+      void setLanguage(const ByteVector &languageCode);
+
+      /*!
+       * Sets the description of the comment to \a s.
+       *
+       * \see decription()
+       */
+      void setDescription(const String &s);
+
+      /*!
+       * Sets the text portion of the comment to \a s.
+       *
+       * \see text()
+       */
+      virtual void setText(const String &s);
+
+      /*!
+       * Returns the text encoding that will be used in rendering this frame.
+       * This defaults to the type that was either specified in the constructor
+       * or read from the frame when parsed.
+       *
+       * \see setTextEncoding()
+       * \see render()
+       */
+      String::Type textEncoding() const;
+
+      /*!
+       * Sets the text encoding to be used when rendering this frame to
+       * \a encoding.
+       *
+       * \see textEncoding()
+       * \see render()
+       */
+      void setTextEncoding(String::Type encoding);
+
+      /*!
+       * Comments each have a unique description.  This searches for a comment
+       * frame with the decription \a d and returns a pointer to it.  If no
+       * frame is found that matches the given description null is returned.
+       *
+       * \see description()
+       */
+      static CommentsFrame *findByDescription(const Tag *tag, const String &d);
+
+    protected:
+      // Reimplementations.
+
+      virtual void parseFields(const ByteVector &data);
+      virtual ByteVector renderFields() const;
+
+    private:
+      /*!
+       * The constructor used by the FrameFactory.
+       */
+      CommentsFrame(const ByteVector &data, Header *h);
+      CommentsFrame(const CommentsFrame &);
+      CommentsFrame &operator=(const CommentsFrame &);
+
+      class CommentsFramePrivate;
+      CommentsFramePrivate *d;
+    };
+
+  }
+}
+#endif