Diffstat (limited to 'noncore/apps/tinykate/libkate/document/katebuffer.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/apps/tinykate/libkate/document/katebuffer.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/noncore/apps/tinykate/libkate/document/katebuffer.cpp b/noncore/apps/tinykate/libkate/document/katebuffer.cpp new file mode 100644 index 0000000..22a4917 --- a/dev/null +++ b/noncore/apps/tinykate/libkate/document/katebuffer.cpp @@ -0,0 +1,179 @@ +/* + This file is part of KWrite + Copyright (c) 2000 Waldo Bastian <bastian@kde.org> + Copyright (c) 2002 Joseph Wenninger <jowenn@kde.org> + + $Id$ + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + + +#include "katebuffer.h" + +// Includes for reading file +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <errno.h> +#include <unistd.h> + +#include <qfile.h> +#include <qtextstream.h> + +#include <qtimer.h> +#include <qtextcodec.h> + +// + +#include <assert.h> +#include <kdebug.h> + +/** + * Create an empty buffer. + */ +KWBuffer::KWBuffer() +{ + clear(); +} + +void +KWBuffer::clear() +{ + m_stringListIt=0; + m_stringListCurrent=0; + m_stringList.clear(); + m_lineCount=1; + m_stringListIt = m_stringList.append(new TextLine()); +} + +/** + * Insert a file at line @p line in the buffer. + */ +void +KWBuffer::insertFile(int line, const QString &file, QTextCodec *codec) +{ + if (line) { + qDebug("insert File only supports insertion at line 0 == file opening"); + return; + } + clear(); + QFile iofile(file); + iofile.open(IO_ReadOnly); + QTextStream stream(&iofile); + stream.setCodec(codec); + QString qsl; + int count=0; + for (count=0;((qsl=stream.readLine())!=QString::null); count++) + { + if (count==0) + { + (*m_stringListIt)->append(qsl.unicode(),qsl.length()); + } + else + { + TextLine::Ptr tl=new TextLine(); + tl ->append(qsl.unicode(),qsl.length()); + m_stringListIt=m_stringList.append(tl); + } + } + if (count!=0) + { + m_stringListCurrent=count-1; + m_lineCount=count; + } +} + +void +KWBuffer::loadFilePart() +{ +} + + +void +KWBuffer::insertData(int line, const QByteArray &data, QTextCodec *codec) +{ +} + +void +KWBuffer::slotLoadFile() +{ + loadFilePart(); +// emit linesChanged(m_totalLines); + emit linesChanged(20); +} + +/** + * Return the total number of lines in the buffer. + */ +int +KWBuffer::count() +{ + qDebug("m_stringList.count %d",m_stringList.count()); + return m_lineCount; +// return m_stringList.count(); +// return m_totalLines; +} + + +void KWBuffer::seek(int i) +{ + if (m_stringListCurrent == i) + return; + while(m_stringListCurrent < i) + { + ++m_stringListCurrent; + ++m_stringListIt; + } + while(m_stringListCurrent > i) + { + --m_stringListCurrent; + --m_stringListIt; + } +} + + +TextLine::Ptr +KWBuffer::line(int i) +{ + if (i>=m_stringList.count()) return 0; + seek(i); + return *m_stringListIt; +} + +void +KWBuffer::insertLine(int i, TextLine::Ptr line) +{ + seek(i); + m_stringListIt = m_stringList.insert(m_stringListIt, line); + m_stringListCurrent = i; + m_lineCount++; +} + + +void +KWBuffer::removeLine(int i) +{ + seek(i); + m_stringListIt = m_stringList.remove(m_stringListIt); + m_stringListCurrent = i; + m_lineCount--; +} + +void +KWBuffer::changeLine(int i) +{ +} + |