Clear document modified flag on save

1 files changed, 6 insertions, 1 deletions

diff --git a/noncore/apps/tinykate/libkate/document/katedocument.cpp b/noncore/apps/tinykate/libkate/document/katedocument.cpp
index a70f3aa..b82a86a 100644
--- a/noncore/apps/tinykate/libkate/document/katedocument.cpp
+++ b/noncore/apps/tinykate/libkate/document/katedocument.cpp
@@ -1,1136 +1,1141 @@
 /***************************************************************************
                           katedocument.cpp  -  description
                              -------------------
     begin                : Mon Jan 15 2001
     copyright            : (C) 2001 by Christoph "Crossfire" Cullmann
                            (C) 2002 by Joseph Wenninger
     email                : crossfire@babylon2k.de
                            jowenn@kde.org
 
 ***************************************************************************/
 
 /***************************************************************************
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 /*
    Copyright (C) 1998, 1999 Jochen Wilhelmy
                             digisnap@cs.tu-berlin.de
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     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 "katedocument.h"
 #include "kmessagebox.h"
 #include "kglobal.h"
 
 //#include "kcharsets.h"
 #include "kdebug.h"
 //#include "kinstance.h"
 
 #include "kglobalsettings.h"
 //#include "kaction.h"
 //#include "kstdaction.h"
 
 #include "../view/kateview.h"
 #include "katebuffer.h"
 #include "katetextline.h"
 
 #include "katecmd.h"
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <qpe/config.h>
 
 /* QT */
 #include <qfileinfo.h>
 #include <qdatetime.h>
 #include <qstring.h>
 #include <qtimer.h>
 #include <qobject.h>
 #include <qapplication.h>
 #include <qclipboard.h>
 #include <qfont.h>
 #include <qpainter.h>
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qtextcodec.h>
 
 /* STD */
 #include <sys/time.h>
 #include <unistd.h>
 #include <stdio.h>
 
 KateAction::KateAction(Action a, PointStruc &cursor, int len, const QString &text)
   : action(a), cursor(cursor), len(len), text(text) {
 }
 
 KateActionGroup::KateActionGroup(PointStruc &aStart, int type)
   : start(aStart), action(0L), undoType(type) {
 }
 
 KateActionGroup::~KateActionGroup() {
   KateAction *current, *next;
 
   current = action;
   while (current) {
     next = current->next;
     delete current;
     current = next;
   }
 }
 
 void KateActionGroup::insertAction(KateAction *a) {
   a->next = action;
   action = a;
 }
 
 const char * KateActionGroup::typeName(int type)
 {
   // return a short text description of the given undo group type suitable for a menu
   // not the lack of i18n's, the caller is expected to handle translation
   switch (type) {
   case ugPaste : return "Paste Text";
   case ugDelBlock : return "Selection Overwrite";
   case ugIndent : return "Indent";
   case ugUnindent : return "Unindent";
   case ugComment : return "Comment";
   case ugUncomment : return "Uncomment";
   case ugReplace : return "Text Replace";
   case ugSpell : return "Spell Check";
   case ugInsChar : return "Typing";
   case ugDelChar : return "Delete Text";
   case ugInsLine : return "New Line";
   case ugDelLine : return "Delete Line";
   }
   return "";
 }
 
 const int KateDocument::maxAttribs = 32;
 
 QStringList KateDocument::searchForList = QStringList();
 QStringList KateDocument::replaceWithList = QStringList();
 
 uint KateDocument::uniqueID = 0;
 
 QPtrDict<KateDocument::KateDocPrivate>* KateDocument::d_ptr = 0;
 
 
 KateDocument::KateDocument(bool bSingleViewMode, bool bBrowserView,
                                            QWidget *parentWidget, const char *widgetName,
                                            QObject *, const char *)
   : Kate::Document (),
     myFont(KGlobalSettings::generalFont()), myFontBold(KGlobalSettings::generalFont()), myFontItalic(KGlobalSettings::generalFont()), myFontBI(KGlobalSettings::generalFont()),
     myFontMetrics (myFont), myFontMetricsBold (myFontBold), myFontMetricsItalic (myFontItalic), myFontMetricsBI (myFontBI),
     hlManager(HlManager::self ())
 {
 
   d(this)->hlSetByUser = false;
   PreHighlightedTill=0;
   RequestPreHighlightTill=0;
 
   m_bSingleViewMode=bSingleViewMode;
   m_bBrowserView = bBrowserView;
 
   m_url = QString::null;
 
   // NOTE: QFont::CharSet doesn't provide all the charsets KDE supports
   // (esp. it doesn't distinguish between UTF-8 and iso10646-1)
 
   myEncoding = QString::fromLatin1(QTextCodec::codecForLocale()->name());
 
   maxLength = -1;
 
   setFont (KGlobalSettings::generalFont());
 
   myDocID = uniqueID;
   uniqueID++;
 
   myDocName = QString ("");
   fileInfo = new QFileInfo ();
 
   myCmd = new KateCmd (this);
 
   connect(this,SIGNAL(modifiedChanged()),this,SLOT(slotModChanged()));
 
   buffer = new KWBuffer;
   connect(buffer, SIGNAL(linesChanged(int)), this, SLOT(slotBufferChanged()));
 //  connect(buffer, SIGNAL(textChanged()), this, SIGNAL(textChanged()));
   connect(buffer, SIGNAL(needHighlight(long,long)),this,SLOT(slotBufferHighlight(long,long)));
 
   colors[0] = KGlobalSettings::baseColor();
   colors[1] = KGlobalSettings::highlightColor();
 
   m_attribs = new Attribute[maxAttribs];
 
   m_highlight = 0L;
   tabChars = 8;
 
   m_singleSelection = false;
 
   newDocGeometry = false;
   readOnly = false;
   newDoc = false;
 
   modified = false;
 
   undoList.setAutoDelete(true);
   undoState = 0;
   undoSteps = 50;
 
   pseudoModal = 0L;
   clear();
 
   setHighlight(0); //calls updateFontData()
   // if the user changes the highlight with the dialog, notify the doc
   connect(hlManager,SIGNAL(changed()),SLOT(hlChanged()));
 
   newDocGeometry = false;
 
   readConfig();
 
   setReadOnly(false);
 }
 
 void KateDocument::setDontChangeHlOnSave()
 {
   d(this)->hlSetByUser = true;
 }
 
 void KateDocument::setFont (QFont font)
 {
   kdDebug()<<"Kate:: setFont"<<endl;
   int oldwidth=myFontMetrics.width('W');  //Quick & Dirty Hack (by JoWenn) //Remove in KDE 3.0
   myFont = font;
   myFontBold = QFont (font);
   myFontBold.setBold (true);
 
   myFontItalic = QFont (font);
   myFontItalic.setItalic (true);
 
   myFontBI = QFont (font);
   myFontBI.setBold (true);
   myFontBI.setItalic (true);
 
   myFontMetrics = CachedFontMetrics (myFont);
   myFontMetricsBold = CachedFontMetrics (myFontBold);
   myFontMetricsItalic = CachedFontMetrics (myFontItalic);
   myFontMetricsBI = CachedFontMetrics (myFontBI);
   int newwidth=myFontMetrics.width('W'); //Quick & Dirty Hack (by JoWenn)  //Remove in KDE 3.0
   maxLength=maxLength*(float)newwidth/(float)oldwidth; //Quick & Dirty Hack (by JoWenn)  //Remove in KDE 3.0
 
   updateFontData();
   updateViews(); //Quick & Dirty Hack (by JoWenn) //Remove in KDE 3.0
 
 }
 
 long  KateDocument::needPreHighlight(long till)
 {
   int max=numLines()-1;
   if (till>max)
     {
       till=max;
     }
   if (PreHighlightedTill>=till) return -1;
 
   long tmp=RequestPreHighlightTill;
   if (RequestPreHighlightTill<till)
     {
       RequestPreHighlightTill=till;
       if (tmp<=PreHighlightedTill) QTimer::singleShot(10,this,SLOT(doPreHighlight()));
     }
   return RequestPreHighlightTill;
 }
 
 void KateDocument::doPreHighlight()
 {
   int from = PreHighlightedTill;
   int till = PreHighlightedTill+200;
   int max = numLines()-1;
   if (till > max)
     {
       till = max;
     }
   PreHighlightedTill = till;
   updateLines(from,till);
   emit preHighlightChanged(PreHighlightedTill);
   if (PreHighlightedTill<RequestPreHighlightTill)
     QTimer::singleShot(10,this,SLOT(doPreHighlight()));
 }
 
 KateDocument::~KateDocument()
 {
   m_highlight->release();
   writeConfig();
 
   if ( !m_bSingleViewMode )
   {
     m_views.setAutoDelete( true );
     m_views.clear();
     m_views.setAutoDelete( false );
   }
   delete_d(this);
 }
 
 void KateDocument::openURL(const QString &filename)
 {
 
   m_file=filename;
   fileInfo->setFile (m_file);
   setMTime();
 
   if (!fileInfo->exists() || !fileInfo->isReadable())
   {
     odebug << "File doesn't exit or couldn't be read" << oendl;
     return ;
   }
 
   buffer->clear();
 #warning fixme
 //  buffer->insertFile(0, m_file, KGlobal::charsets()->codecForName(myEncoding));
   odebug << "Telling buffer to open file" << oendl;
   buffer->insertFile(0, m_file, QTextCodec::codecForLocale());
 
   setMTime();
 
   if (myWordWrap)
     wrapText (myWordWrapAt);
 
   int hl = hlManager->wildcardFind( m_file );
 
   setHighlight(hl);
 
   updateLines();
   updateViews();
 
   emit fileNameChanged();
 
   return ;
 }
 
 bool KateDocument::saveFile()
 {
 
   QFile f( m_file );
   if ( !f.open( IO_WriteOnly ) )
     return false; // Error
 
   QTextStream stream(&f);
 
   stream.setEncoding(QTextStream::RawUnicode); // disable Unicode headers
 #warning fixme
 //  stream.setCodec(KGlobal::charsets()->codecForName(myEncoding));
   stream.setCodec(QTextCodec::codecForLocale()); // this line sets the mapper to the correct codec
 
   int maxLine = numLines();
   int line = 0;
   while(true)
   {
     stream << getTextLine(line)->getString();
     line++;
     if (line >= maxLine) break;
 
     if (eolMode == KateDocument::eolUnix) stream << "\n";
     else if (eolMode == KateDocument::eolDos) stream << "\r\n";
     else if (eolMode == KateDocument::eolMacintosh) stream << '\r';
   };
   f.close();
 
   fileInfo->setFile (m_file);
   setMTime();
 
   if (!(d(this)->hlSetByUser))
   {
   int hl = hlManager->wildcardFind( m_file );
 
   setHighlight(hl);
   }
   emit fileNameChanged ();
 
-  return (f.status() == IO_Ok);
+  if(f.status() == IO_Ok) {
+    setModified(false);
+    return true;
+  }
+  else
+    return false;
 }
 
 KTextEditor::View *KateDocument::createView( QWidget *parent, const char *name )
 {
   return new KateView( this, parent, name);
 }
 
 QString KateDocument::textLine( int line ) const
 {
   TextLine::Ptr l = getTextLine( line );
   if ( !l )
     return QString();
 
   return l->getString();
 }
 
 void KateDocument::replaceLine(const QString& s,int line)
 {
   remove_Line(line,false);
   insert_Line(s,line,true);
 }
 
 void KateDocument::insertLine( const QString &str, int l ) {
   insert_Line(str,l,true);
 }
 
 void KateDocument::insert_Line(const QString& s,int line, bool update)
 {
   kdDebug(13020)<<"KateDocument::insertLine "<<s<<QString(" %1").arg(line)<<endl;
   TextLine::Ptr TL=new TextLine();
   TL->append(s.unicode(),s.length());
   buffer->insertLine(line,TL);
   if (update)
   {
     newDocGeometry=true;
     updateLines(line);
     updateViews();
   }
 }
 
 void KateDocument::insertAt( const QString &s, int line, int col, bool  )
 {
   VConfig c;
   c.view = 0; // ### FIXME
   c.cursor.x = col;
   c.cursor.y = line;
   c.cXPos = 0; // ### FIXME
   c.flags = 0; // ### FIXME
   insert( c, s );
 }
 
 void KateDocument::removeLine( int line ) {
   remove_Line(line,true);
 }
 
 void KateDocument::remove_Line(int line,bool update)
 {
   kdDebug(13020)<<"KateDocument::removeLine "<<QString("%1").arg(line)<<endl;
   buffer->removeLine(line);
 //  newDocGeometry=true;
 //  if line==0)
   if (update)
   {
     updateLines(line);
     updateViews();
   }
 }
 
 int KateDocument::length() const
 {
   return text().length();
 }
 
 void KateDocument::setSelection( int , int , int , int )
 {
 }
 
 bool KateDocument::hasSelection() const
 {
   return (selectEnd >= selectStart);
 }
 
 QString KateDocument::selection() const
 {
   uint flags = 0;
   TextLine::Ptr textLine;
   int len, z, start, end, i;
 
   len = 1;
   if (!(flags & KateView::cfVerticalSelect)) {
     for (z = selectStart; z <= selectEnd; z++) {
       textLine = getTextLine(z);
       len += textLine->numSelected();
       if (textLine->isSelected()) len++;
     }
     QString s;
     len = 0;
     for (z = selectStart; z <= selectEnd; z++) {
       textLine = getTextLine(z);
       end = 0;
       do {
         start = textLine->findUnselected(end);
         end = textLine->findSelected(start);
         for (i = start; i < end; i++) {
           s[len] = textLine->getChar(i);
           len++;
         }
       } while (start < end);
       if (textLine->isSelected()) {
         s[len] = '\n';
         len++;
       }
     }
 //    s[len] = '\0';
     return s;
   } else {
     for (z = selectStart; z <= selectEnd; z++) {
       textLine = getTextLine(z);
       len += textLine->numSelected() + 1;
     }
     QString s;
     len = 0;
     for (z = selectStart; z <= selectEnd; z++) {
       textLine = getTextLine(z);
       end = 0;
       do {
         start = textLine->findUnselected(end);
         end = textLine->findSelected(start);
         for (i = start; i < end; i++) {
           s[len] = textLine->getChar(i);
           len++;
         }
       } while (start < end);
       s[len] = '\n';
       len++;
     }
 //    s[len] = '\0';       //  the final \0 is not counted in length()
     return s;
   }
 }
 
 int KateDocument::numLines() const
 {
   return buffer->count();
 }
 
 
 TextLine::Ptr KateDocument::getTextLine(int line) const
 {
   // This is a hack to get this stuff working.
   return buffer->line(line);
 }
 
 int KateDocument::textLength(int line) {
   TextLine::Ptr textLine = getTextLine(line);
   if (!textLine) return 0;
   return textLine->length();
 }
 
 void KateDocument::setTabWidth(int chars) {
   if (tabChars == chars) return;
   if (chars < 1) chars = 1;
   if (chars > 16) chars = 16;
   tabChars = chars;
   updateFontData();
 
   maxLength = -1;
   for (int i=0; i < buffer->count(); i++)
   {
     TextLine::Ptr textLine = buffer->line(i);
     int len = textWidth(textLine,textLine->length());
     if (len > maxLength) {
       maxLength = len;
       longestLine = textLine;
     }
   }
 }
 
 void KateDocument::setReadOnly(bool m) {
   KTextEditor::View *view;
 
   if (m != readOnly) {
     readOnly = m;
 //    if (readOnly) recordReset();
     for (view = m_views.first(); view != 0L; view = m_views.next() ) {
       emit static_cast<KateView *>( view )->newStatus();
     }
   }
 }
 
 bool KateDocument::isReadOnly() const {
   return readOnly;
 }
 
 void KateDocument::setNewDoc( bool m )
 {
 //  KTextEditor::View *view;
 
   if ( m != newDoc )
   {
     newDoc = m;
 ////    if (readOnly) recordReset();
 //    for (view = m_views.first(); view != 0L; view = m_views.next() ) {
 //      emit static_cast<KateView *>( view )->newStatus();
 //    }
   }
 }
 
 bool KateDocument::isNewDoc() const {
   return newDoc;
 }
 
 void KateDocument::setModified(bool m) {
   KTextEditor::View *view;
 
   if (m != modified) {
     modified = m;
     for (view = m_views.first(); view != 0L; view = m_views.next() ) {
       emit static_cast<KateView *>( view )->newStatus();
     }
     emit modifiedChanged ();
   }
 }
 
 bool KateDocument::isModified() const {
   return modified;
 }
 
 void KateDocument::readConfig()
 {
   KateConfig *config = KGlobal::config();
   config->setGroup("Kate Document");
 
   myWordWrap = config->readBoolEntry("Word Wrap On", false);
   myWordWrapAt = config->readNumEntry("Word Wrap At", 80);
   if (myWordWrap)
     wrapText (myWordWrapAt);
 
   setTabWidth(config->readNumEntry("TabWidth", 8));
   setUndoSteps(config->readNumEntry("UndoSteps", 50));
   m_singleSelection = config->readBoolEntry("SingleSelection", false);
   myEncoding = config->readEntry("Encoding", QString::fromLatin1(QTextCodec::codecForLocale()->name()));
   setFont (config->readFontEntry("Font", myFont));
 
   colors[0] = config->readColorEntry("Color Background", colors[0]);
   colors[1] = config->readColorEntry("Color Selected", colors[1]);
 
 //  config->sync();
 }
 
 void KateDocument::writeConfig()
 {
   KateConfig *config = KGlobal::config();
   config->setGroup("Kate Document");
   config->writeEntry("Word Wrap On", myWordWrap);
   config->writeEntry("Word Wrap At", myWordWrapAt);
   config->writeEntry("TabWidth", tabChars);
   config->writeEntry("UndoSteps", undoSteps);
   config->writeEntry("SingleSelection", m_singleSelection);
   config->writeEntry("Encoding", myEncoding);
   config->writeEntry("Font", myFont);
   config->writeEntry("Color Background", colors[0]);
   config->writeEntry("Color Selected", colors[1]);
 //  config->sync();
 }
 
 void KateDocument::readSessionConfig(KateConfig *config)
 {
   m_url = config->readEntry("URL"); // ### doesn't this break the encoding? (Simon)
   setHighlight(hlManager->nameFind(config->readEntry("Highlight")));
   // anders: restore bookmarks if possible
   QValueList<int> l = config->readIntListEntry("Bookmarks");
   if ( l.count() ) {
     for (uint i=0; i < l.count(); i++) {
       if ( numLines() < l[i] ) break;
       getTextLine( l[i] )->addMark( Bookmark );
     }
   }
 }
 
 void KateDocument::writeSessionConfig(KateConfig *config)
 {
 #if 0
   config->writeEntry("URL", m_url); // ### encoding?? (Simon)
   config->writeEntry("Highlight", m_highlight->name());
   // anders: save bookmarks
   QList<Kate::Mark> l = marks();
   QValueList<int> ml;
   for (uint i=0; i < l.count(); i++) {
     if ( l.at(i)->type == 1) // only save bookmarks
      ml << l.at(i)->line;
   }
   if ( ml.count() )
     config->writeEntry("Bookmarks", ml);
 #endif
 }
 
 
 void KateDocument::setHighlight(int n) {
   Highlight *h;
 
 //  hlNumber = n;
 
   h = hlManager->getHl(n);
   if (h == m_highlight) {
     updateLines();
   } else {
     if (m_highlight != 0L) m_highlight->release();
     h->use();
     m_highlight = h;
     makeAttribs();
   }
   PreHighlightedTill=0;
   RequestPreHighlightTill=0;
   emit(highlightChanged());
 }
 
 void KateDocument::makeAttribs() {
   odebug << "KateDocument::makeAttribs()" << oendl;
   m_numAttribs = hlManager->makeAttribs(m_highlight, m_attribs, maxAttribs);
   updateFontData();
   updateLines();
 }
 
 void KateDocument::updateFontData() {
   int maxAscent, maxDescent;
   int tabWidth;
   KateView *view;
 
   maxAscent = myFontMetrics.ascent();
   maxDescent = myFontMetrics.descent();
   tabWidth = myFontMetrics.width(' ');
 
   fontHeight = maxAscent + maxDescent + 1;
   fontAscent = maxAscent;
   m_tabWidth = tabChars*tabWidth;
 
   for (view = views.first(); view != 0L; view = views.next() ) {
     view->myViewInternal->drawBuffer->resize(view->width(),fontHeight);
     view->tagAll();
     view->updateCursor();
   }
 }
 
 void KateDocument::hlChanged() { //slot
   makeAttribs();
   updateViews();
 }
 
 
 void KateDocument::addView(KTextEditor::View *view) {
   views.append( static_cast<KateView *>( view ) );
   KTextEditor::Document::addView( view );
   connect( static_cast<KateView *>( view ), SIGNAL( destroyed() ), this, SLOT( slotViewDestroyed() ) );
 }
 
 void KateDocument::removeView(KTextEditor::View *view) {
 //  if (undoView == view) recordReset();
   disconnect( static_cast<KateView *>( view ), SIGNAL( destroyed() ), this, SLOT( slotViewDestroyed() ) );
   views.removeRef( static_cast<KateView *>( view ) );
   KTextEditor::Document::removeView( view );
 }
 
 void KateDocument::slotViewDestroyed()
 {
   views.removeRef( static_cast<const KateView *>( sender() ) );
 }
 
 bool KateDocument::ownedView(KateView *view) {
   // do we own the given view?
   return (views.containsRef(view) > 0);
 }
 
 bool KateDocument::isLastView(int numViews) {
   return ((int) views.count() == numViews);
 }
 
 int KateDocument::textWidth(const TextLine::Ptr &textLine, int cursorX) {
   int x;
   int z;
   QChar ch;
   Attribute *a;
 
   x = 0;
   for (z = 0; z < cursorX; z++) {
     ch = textLine->getChar(z);
     a = &m_attribs[textLine->getAttr(z)];
 
     if (ch == '\t')
       x += m_tabWidth - (x % m_tabWidth);
     else if (a->bold && a->italic)
       x += myFontMetricsBI.width(ch);
     else if (a->bold)
       x += myFontMetricsBold.width(ch);
     else if (a->italic)
       x += myFontMetricsItalic.width(ch);
     else
       x += myFontMetrics.width(ch);
   }
   return x;
 }
 
 int KateDocument::textWidth(PointStruc &cursor) {
   if (cursor.x < 0)
      cursor.x = 0;
   if (cursor.y < 0)
      cursor.y = 0;
   if (cursor.y >= numLines())
      cursor.y = lastLine();
   return textWidth(getTextLine(cursor.y),cursor.x);
 }
 
 int KateDocument::textWidth(bool wrapCursor, PointStruc &cursor, int xPos) {
   int len;
   int x, oldX;
   int z;
   QChar ch;
   Attribute *a;
 
   if (cursor.y < 0) cursor.y = 0;
   if (cursor.y > lastLine()) cursor.y = lastLine();
   TextLine::Ptr textLine = getTextLine(cursor.y);
   len = textLine->length();
 
   x = oldX = z = 0;
   while (x < xPos && (!wrapCursor || z < len)) {
     oldX = x;
     ch = textLine->getChar(z);
     a = &m_attribs[textLine->getAttr(z)];
 
     if (ch == '\t')
       x += m_tabWidth - (x % m_tabWidth);
     else if (a->bold && a->italic)
       x += myFontMetricsBI.width(ch);
     else if (a->bold)
       x += myFontMetricsBold.width(ch);
     else if (a->italic)
       x += myFontMetricsItalic.width(ch);
     else
       x += myFontMetrics.width(ch);
 
     z++;
   }
   if (xPos - oldX < x - xPos && z > 0) {
     z--;
     x = oldX;
   }
   cursor.x = z;
   return x;
 }
 
 
 int KateDocument::textPos(const TextLine::Ptr &textLine, int xPos) {
   int x, oldX;
   int z;
   QChar ch;
   Attribute *a;
 
   x = oldX = z = 0;
   while (x < xPos) { // && z < len) {
     oldX = x;
     ch = textLine->getChar(z);
     a = &m_attribs[textLine->getAttr(z)];
 
     if (ch == '\t')
       x += m_tabWidth - (x % m_tabWidth);
     else if (a->bold && a->italic)
       x += myFontMetricsBI.width(ch);
     else if (a->bold)
       x += myFontMetricsBold.width(ch);
     else if (a->italic)
       x += myFontMetricsItalic.width(ch);
     else
       x += myFontMetrics.width(ch);
 
     z++;
   }
   if (xPos - oldX < x - xPos && z > 0) {
     z--;
    // newXPos = oldX;
   }// else newXPos = x;
   return z;
 }
 
 int KateDocument::textWidth() {
    return int(maxLength + 8);
 }
 
 int KateDocument::textHeight() {
   return numLines()*fontHeight;
 }
 
 void KateDocument::insert(VConfig &c, const QString &s) {
   int pos;
   QChar ch;
   QString buf;
 
   if (s.isEmpty()) return;
 
   recordStart(c, KateActionGroup::ugPaste);
 
   pos = 0;
   if (!(c.flags & KateView::cfVerticalSelect)) {
     do {
       ch = s[pos];
       if (ch.isPrint() || ch == '\t') {
         buf += ch; // append char to buffer
       } else if (ch == '\n') {
         recordAction(KateAction::newLine, c.cursor); // wrap contents behind cursor to new line
         recordInsert(c, buf); // append to old line
 //        c.cursor.x += buf.length();
         buf.truncate(0); // clear buffer
         c.cursor.y++;
         c.cursor.x = 0;
       }
       pos++;
     } while (pos < (int) s.length());
   } else {
     int xPos;
 
     xPos = textWidth(c.cursor);
     do {
       ch = s[pos];
       if (ch.isPrint() || ch == '\t') {
         buf += ch;
       } else if (ch == '\n') {
         recordInsert(c, buf);
         c.cursor.x += buf.length();
         buf.truncate(0);
         c.cursor.y++;
         if (c.cursor.y >= numLines())
           recordAction(KateAction::insLine, c.cursor);
         c.cursor.x = textPos(getTextLine(c.cursor.y), xPos);
       }
       pos++;
     } while (pos < (int) s.length());
   }
   recordInsert(c, buf);
   c.cursor.x += buf.length();
   recordEnd(c);
 }
 
 void KateDocument::insertFile(VConfig &c, QIODevice &dev)
 {
   recordStart(c, KateActionGroup::ugPaste);
 
   QString buf;
   QChar ch, last;
 
   QTextStream stream( &dev );
 
   while ( !stream.atEnd() ) {
     stream >> ch;
 
     if (ch.isPrint() || ch == '\t') {
         buf += ch;
     } else if (ch == '\n' || ch == '\r') {
         if (last != '\r' || ch != '\n') {
           recordAction(KateAction::newLine, c.cursor);
           recordInsert(c, buf);
           buf.truncate(0);
           c.cursor.y++;
           c.cursor.x = 0;
         }
         last = ch;
     }
   }
 
   recordInsert(c, buf);
   recordEnd(c);
 }
 
 int KateDocument::currentColumn(PointStruc &cursor) {
   return getTextLine(cursor.y)->cursorX(cursor.x,tabChars);
 }
 
 bool KateDocument::insertChars(VConfig &c, const QString &chars) {
   int z, pos, l;
   bool onlySpaces;
   QChar ch;
   QString buf;
 
   TextLine::Ptr textLine = getTextLine(c.cursor.y);
 
   pos = 0;
   onlySpaces = true;
   for (z = 0; z < (int) chars.length(); z++) {
     ch = chars[z];
     if (ch == '\t' && c.flags & KateView::cfReplaceTabs) {
       l = tabChars - (textLine->cursorX(c.cursor.x, tabChars) % tabChars);
       while (l > 0) {
         buf.insert(pos, ' ');
         pos++;
         l--;
       }
     } else if (ch.isPrint() || ch == '\t') {
       buf.insert(pos, ch);
       pos++;
       if (ch != ' ') onlySpaces = false;
       if (c.flags & KateView::cfAutoBrackets) {
         if (ch == '(') buf.insert(pos, ')');
         if (ch == '[') buf.insert(pos, ']');
         if (ch == '{') buf.insert(pos, '}');
       }
     }
   }
   //pos = cursor increment
 
   //return false if nothing has to be inserted
   if (buf.isEmpty()) return false;
 
   //auto deletion of the marked text occurs not very often and can therefore
   //  be recorded separately
   if (c.flags &KateView:: cfDelOnInput) delMarkedText(c);
 
   recordStart(c, KateActionGroup::ugInsChar);
   recordReplace(c/*.cursor*/, (c.flags & KateView::cfOvr) ? buf.length() : 0, buf);
   c.cursor.x += pos;
 
   if (myWordWrap && myWordWrapAt > 0) {
     int line;
     const QChar *s;
 //    int pos;
     PointStruc actionCursor;
 
     line = c.cursor.y;
     do {
       textLine = getTextLine(line);
       s = textLine->getText();
       l = textLine->length();
       for (z = myWordWrapAt; z < l; z++) if (!s[z].isSpace()) break; //search for text to wrap
       if (z >= l) break; // nothing more to wrap
       pos = myWordWrapAt;
       for (; z >= 0; z--) { //find wrap position
         if (s[z].isSpace()) {
           pos = z + 1;
           break;
         }
       }
       //pos = wrap position
 
       if (line == c.cursor.y && pos <= c.cursor.x) {
         //wrap cursor
         c.cursor.y++;
         c.cursor.x -= pos;
       }
 
       if (line == lastLine() || (getTextLine(line+1)->length() == 0) ) {
         //at end of doc: create new line
         actionCursor.x = pos;
         actionCursor.y = line;
         recordAction(KateAction::newLine,actionCursor);
       } else {
         //wrap
         actionCursor.y = line + 1;
         if (!s[l - 1].isSpace()) { //add space in next line if necessary
           actionCursor.x = 0;
           recordInsert(actionCursor, " ");
         }
         actionCursor.x = textLine->length() - pos;
         recordAction(KateAction::wordWrap, actionCursor);
       }
       line++;
     } while (true);
   }
   recordEnd(c);
   return true;
 }
 
 QString tabString(int pos, int tabChars) {
   QString s;
   while (pos >= tabChars) {
     s += '\t';
     pos -= tabChars;
   }
   while (pos > 0) {
     s += ' ';
     pos--;
   }
   return s;
 }
 
 void KateDocument::newLine(VConfig &c) {
 
   //auto deletion of marked text is done by the view to have a more
   // "low level" KateDocument::newLine method
   recordStart(c, KateActionGroup::ugInsLine);
 
   if (!(c.flags & KateView::cfAutoIndent)) {
     recordAction(KateAction::newLine,c.cursor);
     c.cursor.y++;
     c.cursor.x = 0;
   } else {
     TextLine::Ptr textLine = getTextLine(c.cursor.y);
     int pos = textLine->firstChar();
     if (c.cursor.x < pos) c.cursor.x = pos; // place cursor on first char if before
 
     int y = c.cursor.y;
     while ((y > 0) && (pos < 0)) { // search a not empty text line
       textLine = getTextLine(--y);
       pos = textLine->firstChar();
     }
     recordAction(KateAction::newLine, c.cursor);
     c.cursor.y++;
     c.cursor.x = 0;
     if (pos > 0) {
       pos = textLine->cursorX(pos, tabChars);
 //      if (getTextLine(c.cursor.y)->length() > 0) {
         QString s = tabString(pos, (c.flags & KateView::cfSpaceIndent) ? 0xffffff : tabChars);
         recordInsert(c.cursor, s);
         pos = s.length();
 //      }
 //      recordInsert(c.cursor, QString(textLine->getText(), pos));
       c.cursor.x = pos;
     }
   }
 
   recordEnd(c);
 }
 
 void KateDocument::killLine(VConfig &c) {
 
   recordStart(c, KateActionGroup::ugDelLine);
   c.cursor.x = 0;
   recordDelete(c.cursor, 0xffffff);
   if (c.cursor.y < lastLine()) {
     recordAction(KateAction::killLine, c.cursor);
   }
   recordEnd(c);
 }
 
 void KateDocument::backspace(VConfig &c) {
 
   if (c.cursor.x <= 0 && c.cursor.y <= 0) return;
 
   if (c.cursor.x > 0) {
     recordStart(c, KateActionGroup::ugDelChar);
     if (!(c.flags & KateView::cfBackspaceIndents)) {
       // ordinary backspace
       c.cursor.x--;
       recordDelete(c.cursor, 1);
     } else {
       // backspace indents: erase to next indent position
       int l = 1; // del one char
 
       TextLine::Ptr textLine = getTextLine(c.cursor.y);
       int pos = textLine->firstChar();
       if (pos < 0 || pos >= c.cursor.x) {
         // only spaces on left side of cursor
         // search a line with less spaces
         int y = c.cursor.y;
         while (y > 0) {
           textLine = getTextLine(--y);
           pos = textLine->firstChar();
           if (pos >= 0 && pos < c.cursor.x) {
             l = c.cursor.x - pos; // del more chars
             break;
           }
         }
       }
       // break effectively jumps here
       c.cursor.x -= l;
       recordDelete(c.cursor, l);
     }
   } else {
     // c.cursor.x == 0: wrap to previous line
     recordStart(c, KateActionGroup::ugDelLine);
     c.cursor.y--;