/part/vimode/katevinormalmode.cpp

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/*  This file is part of the KDE libraries and the Kate part.
 *
 *  Copyright (C) 2008-2009 Erlend Hamberg <ehamberg@gmail.com>
 *  Copyright (C) 2008 Evgeniy Ivanov <powerfox@kde.ru>
 *  Copyright (C) 2009 Paul Gideon Dann <pdgiddie@gmail.com>
 *  Copyright (C) 2011 Svyatoslav Kuzmich <svatoslav1@gmail.com>
 *
 *  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., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301, USA.
 */

#include "katevinormalmode.h"
#include "katevivisualmode.h"
#include "kateviinsertmode.h"
#include "kateviinputmodemanager.h"
#include "kateviglobal.h"
#include "kateglobal.h"
#include "katebuffer.h"
#include "kateviewhelpers.h"

#include <QApplication>
#include <QList>

using KTextEditor::Cursor;
using KTextEditor::Range;

#define ADDCMD(STR, FUNC, FLGS) m_commands.push_back( \
    new KateViCommand( this, STR, &KateViNormalMode::FUNC, FLGS ) );

#define ADDMOTION(STR, FUNC, FLGS) m_motions.push_back( \
    new KateViMotion( this, STR, &KateViNormalMode::FUNC, FLGS ) );

KateViNormalMode::KateViNormalMode( KateViInputModeManager *viInputModeManager, KateView * view,
    KateViewInternal * viewInternal ) : KateViModeBase()
{
  m_view = view;
  m_viewInternal = viewInternal;
  m_viInputModeManager = viInputModeManager;
  m_stickyColumn = -1;

  // FIXME: make configurable
  m_extraWordCharacters = "";
  m_matchingItems["/*"] = "*/";
  m_matchingItems["*/"] = "-/*";

  m_matchItemRegex = generateMatchingItemRegex();

  m_defaultRegister = '"';

  m_scroll_count_limit = 1000; // Limit of count for scroll commands.
  m_timeoutlen = 1000; // FIXME: make configurable
  m_mappingKeyPress = false; // temporarily set to true when an aborted mapping sends key presses
  m_mappingTimer = new QTimer( this );
  connect(m_mappingTimer, SIGNAL(timeout()), this, SLOT(mappingTimerTimeOut()));

  initializeCommands();
  m_ignoreMapping = false;
  m_pendingResetIsDueToExit = false;
  m_isRepeatedTFcommand = false;
  resetParser(); // initialise with start configuration
}

KateViNormalMode::~KateViNormalMode()
{
  qDeleteAll( m_commands );
  qDeleteAll( m_motions) ;
}

void KateViNormalMode::mappingTimerTimeOut()
{
  kDebug( 13070 ) << "timeout! key presses: " << m_mappingKeys;
  m_mappingKeyPress = true;
  if (!m_fullMappingMatch.isNull())
  {
    executeMapping();
  }
  else
  {
    m_viInputModeManager->feedKeyPresses( m_mappingKeys );
  }
  m_mappingKeyPress = false;
  m_mappingKeys.clear();
}

/**
 * parses a key stroke to check if it's a valid (part of) a command
 * @return true if a command was completed and executed, false otherwise
 */
bool KateViNormalMode::handleKeypress( const QKeyEvent *e )
{
  int keyCode = e->key();
  QString text = e->text();

  // ignore modifier keys alone
  if ( keyCode == Qt::Key_Shift || keyCode == Qt::Key_Control
      || keyCode == Qt::Key_Alt || keyCode == Qt::Key_Meta ) {
    return false;
  }

  if ( keyCode == Qt::Key_AltGr ) {
    KateViKeyParser::self()->setAltGrStatus( true );
    return true;
  }

  if ( keyCode == Qt::Key_Escape ) {
    m_view->setCaretStyle( KateRenderer::Block, true );
    m_pendingResetIsDueToExit = true;
    reset();
    return true;
  }

  QChar key = KateViKeyParser::self()->KeyEventToQChar( keyCode, text, e->modifiers(), e->nativeScanCode() );

  // check for matching mappings
  if ( !m_mappingKeyPress && !m_ignoreMapping) {
    m_mappingKeys.append( key );

    bool isPartialMapping = false;
    bool isFullMapping = false;
    m_fullMappingMatch.clear();
    foreach ( const QString &mapping, getMappings() ) {
      if ( mapping.startsWith( m_mappingKeys ) ) {
        if ( mapping == m_mappingKeys ) {
          isFullMapping = true;
          m_fullMappingMatch = mapping;
        } else {
          isPartialMapping = true;
        }
      }
    }
    if (isFullMapping && !isPartialMapping)
    {
      // Great - m_mappingKeys is a mapping, and one that can't be extended to
      // a longer one - execute it immediately.
      executeMapping();
      return true;
    }
    if (isPartialMapping)
    {
      // Need to wait for more characters (or a timeout) before we decide what to
      // do with this.
      m_mappingTimer->start( m_timeoutlen );
      m_mappingTimer->setSingleShot( true );
      return true;
    }
    // We've been swallowing all the keypresses meant for m_keys for our mapping keys; now that we know
    // this cannot be a mapping, restore them. The current key will be appended further down.
    Q_ASSERT(!isPartialMapping && !isFullMapping);
    if (m_keys.isEmpty())
      m_keys = m_mappingKeys.mid(0, m_mappingKeys.length() - 1);
    m_mappingKeys.clear();
  } else {
    // FIXME:
    //m_mappingKeyPress = false; // key press ignored wrt mappings, re-set m_mappingKeyPress
  }

  if ( m_ignoreMapping ) m_ignoreMapping = false;

  if ( key == 'f' || key == 'F' || key == 't' || key == 'T' || key == 'r' ) {
      // don't translate next character, we need the actual character so that
      // 'ab' is translated to 'fb' if the mapping 'a' -> 'f' exists
      m_ignoreMapping = true;
  }

  // Use replace caret when reading a character for "r"
  if ( key == 'r' ) {
    m_view->setCaretStyle( KateRenderer::Underline, true );
  }

  m_keysVerbatim.append( KateViKeyParser::self()->decodeKeySequence( key ) );

  QChar c = QChar::Null;
  if ( m_keys.size() > 0 ) {
    c = m_keys.at( m_keys.size()-1 ); // last char
  }

  if ( ( keyCode >= Qt::Key_0 && keyCode <= Qt::Key_9 && c != '"' )       // key 0-9
      && ( m_countTemp != 0 || keyCode != Qt::Key_0 )                     // first digit can't be 0
      && ( c != 'f' && c != 't' && c != 'F' && c != 'T' && c != 'r' ) ) { // "find char" motions

    m_countTemp *= 10;
    m_countTemp += keyCode-Qt::Key_0;

    return true;
  } else if ( m_countTemp != 0 ) {
    m_count = getCount() * m_countTemp;
    m_countTemp = 0;
    m_iscounted = true;

    kDebug( 13070 ) << "count = " << getCount();
  }

  m_keys.append( key );

  // Special case: "cw" and "cW" work the same as "ce" and "cE" if the cursor is
  // on a non-blank.  This is because Vim interprets "cw" as change-word, and a
  // word does not include the following white space. (:help cw in vim)
  if ( ( m_keys == "cw" || m_keys == "cW" ) && !getCharUnderCursor().isSpace() ) {
    // Special case of the special case: :-)
    // If the cursor is at the end of the current word rewrite to "cl"
    Cursor c1( m_view->cursorPosition() ); // current position
    Cursor c2 = findWordEnd(c1.line(), c1.column()-1, true); // word end

    if ( c1 == c2 ) { // the cursor is at the end of a word
      m_keys = "cl";
    } else {
      if ( m_keys.at(1) == 'w' ) {
        m_keys = "ce";
      } else {
        m_keys = "cE";
      }
    }
  }

  if ( m_keys[ 0 ] == Qt::Key_QuoteDbl ) {
    if ( m_keys.size() < 2 ) {
      return true; // waiting for a register
    }
    else {
      QChar r = m_keys[ 1 ].toLower();

      if ( ( r >= '0' && r <= '9' ) || ( r >= 'a' && r <= 'z' ) ||
           r == '_' || r == '+' || r == '*' || r == '#' || r == '^' ) {
        m_register = r;
        kDebug( 13070 ) << "Register set to " << r;
        m_keys.clear();
        return true;
      }
      else {
        resetParser();
        return true;
      }
    }
  }

  // if we have any matching commands so far, check which ones still match
  if ( m_matchingCommands.size() > 0 ) {
    int n = m_matchingCommands.size()-1;

    // remove commands not matching anymore
    for ( int i = n; i >= 0; i-- ) {
      if ( !m_commands.at( m_matchingCommands.at( i ) )->matches( m_keys ) ) {
        //kDebug( 13070 ) << "removing " << m_commands.at( m_matchingCommands.at( i ) )->pattern() << ", size before remove is " << m_matchingCommands.size();
        if ( m_commands.at( m_matchingCommands.at( i ) )->needsMotion() ) {
          // "cache" command needing a motion for later
          //kDebug( 13070 ) << "m_motionOperatorIndex set to " << m_motionOperatorIndex;
          m_motionOperatorIndex = m_matchingCommands.at( i );
        }
        m_matchingCommands.remove( i );
      }
    }

    // check if any of the matching commands need a motion/text object, if so
    // push the current command length to m_awaitingMotionOrTextObject so one
    // knows where to split the command between the operator and the motion
    for ( int i = 0; i < m_matchingCommands.size(); i++ ) {
      if ( m_commands.at( m_matchingCommands.at( i ) )->needsMotion() ) {
        m_awaitingMotionOrTextObject.push( m_keys.size() );
        break;
      }
    }
  } else {
    // go through all registered commands and put possible matches in m_matchingCommands
    for ( int i = 0; i < m_commands.size(); i++ ) {
      if ( m_commands.at( i )->matches( m_keys ) ) {
        m_matchingCommands.push_back( i );
        if ( m_commands.at( i )->needsMotion() && m_commands.at( i )->pattern().length() == m_keys.size() ) {
          m_awaitingMotionOrTextObject.push( m_keys.size() );
        }
      }
    }
  }

  // this indicates where in the command string one should start looking for a motion command
  int checkFrom = ( m_awaitingMotionOrTextObject.isEmpty() ? 0 : m_awaitingMotionOrTextObject.top() );

  // Use operator-pending caret when reading a motion for an operator
  // in normal mode. We need to check that we are indeed in normal mode
  // since visual mode inherits from it.
  if( m_viInputModeManager->getCurrentViMode() == NormalMode &&
      !m_awaitingMotionOrTextObject.isEmpty() ) {
    m_view->setCaretStyle( KateRenderer::Half, true );
  }

  //kDebug( 13070 ) << "checkFrom: " << checkFrom;

  // look for matching motion commands from position 'checkFrom'
  // FIXME: if checkFrom hasn't changed, only motions whose index is in
  // m_matchingMotions should be checked
  if ( checkFrom < m_keys.size() ) {
    for ( int i = 0; i < m_motions.size(); i++ ) {
      //kDebug( 13070 )  << "\tchecking " << m_keys.mid( checkFrom )  << " against " << m_motions.at( i )->pattern();
      if ( m_motions.at( i )->matches( m_keys.mid( checkFrom ) ) ) {
        //kDebug( 13070 )  << m_keys.mid( checkFrom ) << " matches!";
        m_matchingMotions.push_back( i );

        // if it matches exact, we have found the motion command to execute
        if ( m_motions.at( i )->matchesExact( m_keys.mid( checkFrom ) ) ) {
          if ( checkFrom == 0 ) {
            // no command given before motion, just move the cursor to wherever
            // the motion says it should go to
            KateViRange r = m_motions.at( i )->execute();

            // jump over folding regions since we are just moving the cursor
            int currLine = m_view->cursorPosition().line();
            int delta = r.endLine - currLine;
            int vline = doc()->foldingTree()->getVirtualLine( currLine );
            r.endLine = doc()->foldingTree()->getRealLine( vline+delta );
            if ( r.endLine >= doc()->lines() ) r.endLine = doc()->lines()-1;

            // make sure the position is valid before moving the cursor there
            // TODO: can this be simplified? :/
            if ( r.valid
                && r.endLine >= 0
                && ( r.endLine == 0 || r.endLine <= doc()->lines()-1 )
                && r.endColumn >= 0 ) {
               if ( r.endColumn >= doc()->lineLength( r.endLine )
                   && doc()->lineLength( r.endLine ) > 0 ) {
                   r.endColumn = doc()->lineLength( r.endLine ) - 1;
               }

              kDebug( 13070 ) << "No command given, going to position ("
                << r.endLine << "," << r.endColumn << ")";
              goToPos( r );
              m_viInputModeManager->clearLog();
            } else {
              kDebug( 13070 ) << "Invalid position: (" << r.endLine << "," << r.endColumn << ")";
            }

            resetParser();

            // if normal mode was started by using Ctrl-O in insert mode,
            // it's time to go back to insert mode.
            if (m_viInputModeManager->getTemporaryNormalMode()) {
                startInsertMode();
                m_viewInternal->repaint();
            }

            return true;
          } else {
            // execute the specified command and supply the position returned from
            // the motion

            m_commandRange = m_motions.at( i )->execute();
            m_linewiseCommand = m_motions.at( i )->isLineWise();

            // if we didn't get an explicit start position, use the current cursor position
            if ( m_commandRange.startLine == -1 ) {
              Cursor c( m_view->cursorPosition() );
              m_commandRange.startLine = c.line();
              m_commandRange.startColumn = c.column();
            }

            // special case: When using the "w" motion in combination with an operator and
            // the last word moved over is at the end of a line, the end of that word
            // becomes the end of the operated text, not the first word in the next line.
            if ( m_keys.right(1) == "w" || m_keys.right(1) == "W" ) {
               if(m_commandRange.endLine != m_commandRange.startLine &&
                   m_commandRange.endColumn == getLine(m_commandRange.endLine).indexOf( QRegExp("\\S") )){
                     m_commandRange.endLine--;
                     m_commandRange.endColumn = doc()->lineLength(m_commandRange.endLine );
                   }
            }

            m_commandWithMotion = true;

            if ( m_commandRange.valid ) {
              kDebug( 13070 ) << "Run command" << m_commands.at( m_motionOperatorIndex )->pattern()
                << "from (" << m_commandRange.startLine << "," << m_commandRange.endLine << ")"
                << "to (" << m_commandRange.endLine << "," << m_commandRange.endColumn << ")";
              executeCommand( m_commands.at( m_motionOperatorIndex ) );
            } else {
              kDebug( 13070 ) << "Invalid range: "
                << "from (" << m_commandRange.startLine << "," << m_commandRange.endLine << ")"
                << "to (" << m_commandRange.endLine << "," << m_commandRange.endColumn << ")";
            }

            if( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
              m_view->setCaretStyle( KateRenderer::Block, true );
            }
            m_commandWithMotion = false;
            reset();
            return true;
          }
        }
      }
    }
  }

  //kDebug( 13070 ) << "'" << m_keys << "' MATCHING COMMANDS: " << m_matchingCommands.size();
  //kDebug( 13070 ) << "'" << m_keys << "' MATCHING MOTIONS: " << m_matchingMotions.size();
  //kDebug( 13070 ) << "'" << m_keys << "' AWAITING MOTION OR TO (INDEX): " << ( m_awaitingMotionOrTextObject.isEmpty() ? 0 : m_awaitingMotionOrTextObject.top() );

  // if we have only one match, check if it is a perfect match and if so, execute it
  // if it's not waiting for a motion or a text object
  if ( m_matchingCommands.size() == 1 ) {
    if ( m_commands.at( m_matchingCommands.at( 0 ) )->matchesExact( m_keys )
        && !m_commands.at( m_matchingCommands.at( 0 ) )->needsMotion() ) {
      //kDebug( 13070 ) << "Running command at index " << m_matchingCommands.at( 0 );

      if( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
        m_view->setCaretStyle( KateRenderer::Block, true );
      }

      KateViCommand *cmd = m_commands.at( m_matchingCommands.at( 0 ) );
      executeCommand( cmd );

      // check if reset() should be called. some commands in visual mode should not end visual mode
      if ( cmd->shouldReset() ) {
        reset();
        m_view->setBlockSelectionMode(false);
      }
      resetParser();

      return true;
    }
  } else if ( m_matchingCommands.size() == 0 && m_matchingMotions.size() == 0 ) {
      resetParser();
      return false;
  }

  m_matchingMotions.clear();
  return false;
}

/**
 * (re)set to start configuration. This is done when a command is completed
 * executed or when a command is aborted
 */
void KateViNormalMode::resetParser()
{
//  kDebug( 13070 ) << "***RESET***";
  m_keys.clear();
  m_keysVerbatim.clear();
  m_count = 0;
  m_iscounted = false;
  m_countTemp = 0;
  m_register = QChar::Null;
  m_findWaitingForChar = false;
  m_matchingCommands.clear();
  m_matchingMotions.clear();
  m_awaitingMotionOrTextObject.clear();
  m_motionOperatorIndex = 0;

  m_commandWithMotion = false;
  m_linewiseCommand = true;
  m_deleteCommand = false;

  m_commandShouldKeepSelection = false;

}

// reset the command parser
void KateViNormalMode::reset()
{
    resetParser();
    m_commandRange.startLine = -1;
    m_commandRange.startColumn = -1;
}

void KateViNormalMode::setMappingTimeout(int timeoutMS)
{
  m_timeoutlen = timeoutMS;
}

void KateViNormalMode::goToPos( const KateViRange &r )
{
  Cursor c;
  c.setLine( r.endLine );
  c.setColumn( r.endColumn );

  if ( r.jump ) {
    addCurrentPositionToJumpList();
  }

  if ( c.line() >= doc()->lines() ) {
    c.setLine( doc()->lines()-1 );
  }

  updateCursor( c );
}

void KateViNormalMode::executeCommand( const KateViCommand* cmd )
{
  cmd->execute();

  // if normal mode was started by using Ctrl-O in insert mode,
  // it's time to go back to insert mode.
  if (m_viInputModeManager->getTemporaryNormalMode()) {
      startInsertMode();
      m_viewInternal->repaint();
  }

  // if the command was a change, and it didn't enter insert mode, store the key presses so that
  // they can be repeated with '.'
  if ( m_viInputModeManager->getCurrentViMode() != InsertMode ) {
    if ( cmd->isChange() && !m_viInputModeManager->isReplayingLastChange() ) {
      m_viInputModeManager->storeChangeCommand();
    }

    m_viInputModeManager->clearLog();
  }

  // make sure the cursor does not end up after the end of the line
  Cursor c( m_view->cursorPosition() );
  if ( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
    int lineLength = doc()->lineLength( c.line() );

    if ( c.column() >= lineLength ) {
      if ( lineLength == 0 ) {
        c.setColumn( 0 );
      } else {
        c.setColumn( lineLength-1 );
      }
    }
    updateCursor( c );
  }
}

void KateViNormalMode::addCurrentPositionToJumpList() {
    m_viInputModeManager->addJump(m_view->cursorPosition());
}

////////////////////////////////////////////////////////////////////////////////
// COMMANDS AND OPERATORS
////////////////////////////////////////////////////////////////////////////////

/**
 * enter insert mode at the cursor position
 */

bool KateViNormalMode::commandEnterInsertMode()
{
  m_stickyColumn = -1;
  return startInsertMode();
}

/**
 * enter insert mode after the current character
 */

bool KateViNormalMode::commandEnterInsertModeAppend()
{
  Cursor c( m_view->cursorPosition() );
  c.setColumn( c.column()+1 );

  // if empty line, the cursor should start at column 0
  if ( doc()->lineLength( c.line() ) == 0 ) {
    c.setColumn( 0 );
  }

  // cursor should never be in a column > number of columns
  if ( c.column() > doc()->lineLength( c.line() ) ) {
    c.setColumn( doc()->lineLength( c.line() ) );
  }

  updateCursor( c );

  m_stickyColumn = -1;
  return startInsertMode();
}

/**
 * start insert mode after the last character of the line
 */

bool KateViNormalMode::commandEnterInsertModeAppendEOL()
{
  Cursor c( m_view->cursorPosition() );
  c.setColumn( doc()->lineLength( c.line() ) );
  updateCursor( c );

  m_stickyColumn = -1;
  return startInsertMode();
}

bool KateViNormalMode::commandEnterInsertModeBeforeFirstNonBlankInLine()
{
  Cursor cursor( m_view->cursorPosition() );
  QRegExp nonSpace( "\\S" );
  int c = getLine().indexOf( nonSpace );
  if ( c == -1 ) {
    c = 0;
  }
  cursor.setColumn( c );
  updateCursor( cursor );

  m_stickyColumn = -1;
  return startInsertMode();
}

/**
 * enter insert mode at the last insert position
 */

bool KateViNormalMode::commandEnterInsertModeLast()
{
  Cursor c = m_view->getViInputModeManager()->getMarkPosition( '^' );
  if ( c.isValid() ) {
    updateCursor( c );
  }

  m_stickyColumn = -1;
  return startInsertMode();
}

bool KateViNormalMode::commandEnterVisualLineMode()
{
  if ( m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
    reset();
    return true;
  }

  return startVisualLineMode();
}

bool KateViNormalMode::commandEnterVisualBlockMode()
{
  if ( m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
    reset();
    return true;
  }

  return startVisualBlockMode();
}

bool KateViNormalMode::commandReselectVisual()
{
  // start last visual mode and set start = `< and cursor = `>
  Cursor c1 = m_view->getViInputModeManager()->getMarkPosition( '<' );
  Cursor c2 = m_view->getViInputModeManager()->getMarkPosition( '>' );

  // we should either get two valid cursors or two invalid cursors
  Q_ASSERT( c1.isValid() == c2.isValid() );

  if ( c1.isValid() && c2.isValid() ) {
    m_viInputModeManager->getViVisualMode()->setStart( c1 );
    updateCursor( c2 );

    switch ( m_viInputModeManager->getViVisualMode()->getLastVisualMode() ) {
    case VisualMode:
      return commandEnterVisualMode();
      break;
    case VisualLineMode:
      return commandEnterVisualLineMode();
      break;
    case VisualBlockMode:
      return commandEnterVisualBlockMode();
      break;
    default:
      Q_ASSERT( "invalid visual mode" );
    }
  } else {
    error("No previous visual selection");
  }

  return false;
}

bool KateViNormalMode::commandEnterVisualMode()
{
  if ( m_viInputModeManager->getCurrentViMode() == VisualMode ) {
    reset();
    return true;
  }

  return startVisualMode();
}

bool KateViNormalMode::commandToOtherEnd()
{
  if ( m_viInputModeManager->getCurrentViMode() == VisualMode
      || m_viInputModeManager->getCurrentViMode() == VisualLineMode
      || m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
    m_viInputModeManager->getViVisualMode()->switchStartEnd();
    return true;
  }

  return false;
}

bool KateViNormalMode::commandEnterReplaceMode()
{
  return startReplaceMode();
}

bool KateViNormalMode::commandDeleteLine()
{
  Cursor c( m_view->cursorPosition() );

  KateViRange r;

  r.startLine = c.line();
  r.endLine = c.line()+getCount()-1;

  int column = c.column();

  bool ret = deleteRange( r, LineWise );

  c = m_view->cursorPosition();
  if ( column > doc()->lineLength( c.line() )-1 ) {
    column = doc()->lineLength( c.line() )-1;
  }
  if ( column < 0 ) {
    column = 0;
  }

  if ( c.line() > doc()->lines()-1 ) {
    c.setLine( doc()->lines()-1 );
  }

  c.setColumn( column );
  m_stickyColumn = -1;
  updateCursor( c );

  m_deleteCommand = true;
  return ret;
}

bool KateViNormalMode::commandDelete()
{
  m_deleteCommand = true;
  return deleteRange( m_commandRange, getOperationMode() );
}

bool KateViNormalMode::commandDeleteToEOL()
{
  Cursor c( m_view->cursorPosition() );
  OperationMode m = CharWise;

  if ( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
    m_commandRange.startLine = c.line();
    m_commandRange.startColumn = c.column();
    m_commandRange.endLine = c.line()+getCount()-1;
    m_commandRange.endColumn = doc()->lineLength( m_commandRange.endLine )-1;
  }

  if ( m_viInputModeManager->getCurrentViMode() == VisualMode
      || m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
    m = LineWise;
  } else if ( m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
    m_commandRange.normalize();
    m_commandRange.endColumn = KateVi::EOL;
    m = Block;
  }

  bool r = deleteRange( m_commandRange, m );

  switch (m) {
  case CharWise:
    c.setColumn( doc()->lineLength( c.line() )-1 );
    break;
  case LineWise:
    c.setLine( m_commandRange.startLine );
    c.setColumn( 0 ); // FIXME: should be first non-blank
    break;
  case Block:
    c.setLine( m_commandRange.startLine );
    c.setColumn( m_commandRange.startColumn-1 );
    break;
  }

  // make sure cursor position is valid after deletion
  if ( c.line() < 0 ) {
    c.setLine( 0 );
  }
  if ( c.line() > doc()->lastLine() ) {
    c.setLine( doc()->lastLine() );
  }
  if ( c.column() > doc()->lineLength( c.line() )-1 ) {
    c.setColumn( doc()->lineLength( c.line() )-1 );
  }
  if ( c.column() < 0 ) {
    c.setColumn( 0 );
  }

  updateCursor( c );

  m_deleteCommand = true;
  return r;
}

bool KateViNormalMode::commandMakeLowercase()
{
  Cursor c = m_view->cursorPosition();

  OperationMode m = getOperationMode();
  QString text = getRange( m_commandRange, m );
  if (m == LineWise)
    text = text.left(text.size() - 1); // don't need '\n' at the end;
  QString lowerCase = text.toLower();

  m_commandRange.normalize();
  Cursor start( m_commandRange.startLine, m_commandRange.startColumn );
  Cursor end( m_commandRange.endLine, m_commandRange.endColumn );
  Range range( start, end );

  doc()->replaceText( range, lowerCase, m == Block );

  if (m_viInputModeManager->getCurrentViMode() == NormalMode)
    updateCursor( start );
  else
    updateCursor(c);

  return true;
}

bool KateViNormalMode::commandMakeLowercaseLine()
{
  Cursor c( m_view->cursorPosition() );

  m_commandRange.startLine = c.line();
  m_commandRange.endLine = c.line() + getCount() - 1;
  m_commandRange.startColumn = 0;
  m_commandRange.endColumn = doc()->lineLength( c.line() )-1;

  return commandMakeLowercase();
}

bool KateViNormalMode::commandMakeUppercase()
{
  Cursor c = m_view->cursorPosition();
  OperationMode m = getOperationMode();
  QString text = getRange( m_commandRange, m );
  if (m == LineWise)
    text = text.left(text.size() - 1); // don't need '\n' at the end;
  QString upperCase = text.toUpper();

  m_commandRange.normalize();
  Cursor start( m_commandRange.startLine, m_commandRange.startColumn );
  Cursor end( m_commandRange.endLine, m_commandRange.endColumn );
  Range range( start, end );

  doc()->replaceText( range, upperCase, m == Block );
  if (m_viInputModeManager->getCurrentViMode() == NormalMode)
    updateCursor( start );
  else
    updateCursor(c);

  return true;
}

bool KateViNormalMode::commandMakeUppercaseLine()
{
  Cursor c( m_view->cursorPosition() );

  m_commandRange.startLine = c.line();
  m_commandRange.endLine = c.line() + getCount() - 1;
  m_commandRange.startColumn = 0;
  m_commandRange.endColumn = doc()->lineLength( c.line() )-1;

  return commandMakeUppercase();
}

bool KateViNormalMode::commandChangeCase()
{
  switchView();
  QString text;
  Range range;
  Cursor c( m_view->cursorPosition() );

  // in visual mode, the range is from start position to end position...
  if ( m_viInputModeManager->getCurrentViMode() == VisualMode
    || m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
    Cursor c2 = m_viInputModeManager->getViVisualMode()->getStart();

    if ( c2 > c ) {
      c2.setColumn( c2.column()+1 );
    } else {
      c.setColumn( c.column()+1 );
    }

    range.setRange( c, c2 );
  // ... in visual line mode, the range is from column 0 on the first line to
  // the line length of the last line...
  } else if ( m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
    Cursor c2 = m_viInputModeManager->getViVisualMode()->getStart();

    if ( c2 > c ) {
      c2.setColumn( doc()->lineLength( c2.line() ) );
      c.setColumn( 0 );
    } else {
      c.setColumn( doc()->lineLength( c.line() ) );
      c2.setColumn( 0 );
    }

    range.setRange( c, c2 );
  // ... and in normal mode the range is from the current position to the
  // current position + count
  } else {
    Cursor c2 = c;
    c2.setColumn( c.column()+getCount() );

    if ( c2.column() > doc()->lineLength( c.line() ) ) {
      c2.setColumn( doc()->lineLength( c.line() ) );
    }

    range.setRange( c, c2 );
  }

  bool block = m_viInputModeManager->getCurrentViMode() == VisualBlockMode;

  // get the text the command should operate on
  text = doc()->text ( range, block );

  // for every character, switch its case
  for ( int i = 0; i < text.length(); i++ ) {
    if ( text.at(i).isUpper() ) {
      text[i] = text.at(i).toLower();
    } else if ( text.at(i).isLower() ) {
      text[i] = text.at(i).toUpper();
    }
  }

  // replace the old text with the modified text
  doc()->replaceText( range, text, block );

  // in normal mode, move the cursor to the right, in visual mode move the
  // cursor to the start of the selection
  if ( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
    updateCursor( range.end() );
  } else {
    updateCursor( range.start() );
  }

  return true;
}

bool KateViNormalMode::commandOpenNewLineUnder()
{
  Cursor c( m_view->cursorPosition() );

  c.setColumn( doc()->lineLength( c.line() ) );
  updateCursor( c );

  for ( unsigned int i = 0; i < getCount(); i++ ) {
    doc()->newLine( m_view );
  }

  m_stickyColumn = -1;
  startInsertMode();
  m_viewInternal->repaint ();

  return true;
}

bool KateViNormalMode::commandOpenNewLineOver()
{
  Cursor c( m_view->cursorPosition() );

  if ( c.line() == 0 ) {
    for (unsigned int i = 0; i < getCount(); i++ ) {
      doc()->insertLine( 0, QString() );
    }
    c.setColumn( 0 );
    c.setLine( 0 );
    updateCursor( c );
  } else {
    c.setLine( c.line()-1 );
    c.setColumn( getLine( c.line() ).length() );
    updateCursor( c );
    for ( unsigned int i = 0; i < getCount(); i++ ) {
        doc()->newLine( m_view );
    }

    if ( getCount() > 1 ) {
      c = m_view->cursorPosition();
      c.setLine( c.line()-(getCount()-1 ) );
      updateCursor( c );
    }
    //c.setLine( c.line()-getCount() );
  }

  m_stickyColumn = -1;
  startInsertMode();
  m_viewInternal->repaint ();

  return true;
}

bool KateViNormalMode::commandJoinLines()
{
  Cursor c( m_view->cursorPosition() );

  // remember line length so the cursor can be put between the joined lines
  int l = doc()->lineLength( c.line() );

  unsigned int from = c.line();
  unsigned int to = c.line()+getCount();

  // if we were given a range of lines, this information overrides the previous
  if ( m_commandRange.startLine != -1 && m_commandRange.endLine != -1 ) {
    m_commandRange.normalize();
    c.setLine ( m_commandRange.startLine );
    to = m_commandRange.endLine;
  }

  joinLines( from, to );

  // position cursor between the joined lines
  c.setColumn( l );
  updateCursor( c );

  m_deleteCommand = true;
  return true;
}

bool KateViNormalMode::commandChange()
{
  Cursor c( m_view->cursorPosition() );

  OperationMode m = getOperationMode();

  doc()->editStart();
  commandDelete();

  // if we deleted several lines, insert an empty line and put the cursor there
  if ( m == LineWise ) {
    doc()->insertLine( m_commandRange.startLine, QString() );
    c.setLine( m_commandRange.startLine );
    c.setColumn(0);
  }
  doc()->editEnd();

  if ( m == LineWise ) {
    updateCursor( c );
  }

  // block substitute can be simulated by first deleting the text (done above) and then starting
  // block prepend
  if ( m == Block ) {
    return commandPrependToBlock();
  }

  commandEnterInsertMode();

  // correct indentation level
  if ( m == LineWise ) {
    m_view->align();
  }

  m_deleteCommand = true;
  return true;
}

bool KateViNormalMode::commandChangeToEOL()
{
  commandDeleteToEOL();

  if ( getOperationMode() == Block ) {
    return commandPrependToBlock();
  }

  m_deleteCommand = true;
  return commandEnterInsertModeAppend();
}

bool KateViNormalMode::commandChangeLine()
{
  m_deleteCommand = true;
  Cursor c( m_view->cursorPosition() );
  c.setColumn( 0 );
  updateCursor( c );

  doc()->editStart();

  // if count >= 2 start by deleting the whole lines
  if ( getCount() >= 2 ) {
    KateViRange r( c.line(), 0, c.line()+getCount()-2, 0, ViMotion::InclusiveMotion );
    deleteRange( r );
  }

  // ... then delete the _contents_ of the last line, but keep the line
  KateViRange r( c.line(), c.column(), c.line(), doc()->lineLength( c.line() )-1,
      ViMotion::InclusiveMotion );
  deleteRange( r, CharWise, true );
  doc()->editEnd();

  // ... then enter insert mode
  if ( getOperationMode() == Block ) {
    return commandPrependToBlock();
  }
  commandEnterInsertModeAppend();

  // correct indentation level
  m_view->align();

  return true;
}

bool KateViNormalMode::commandSubstituteChar()
{
  if ( commandDeleteChar() ) {
    return commandEnterInsertMode();
  }

  m_deleteCommand = true;
  return false;
}

bool KateViNormalMode::commandSubstituteLine()
{
  m_deleteCommand = true;
  return commandChangeLine();
}

bool KateViNormalMode::commandYank()
{
  Cursor c( m_view->cursorPosition() );

  bool r = false;
  QString yankedText;

  OperationMode m = getOperationMode();
  yankedText = getRange( m_commandRange, m );

  fillRegister( getChosenRegister( '0' ), yankedText, m );

  return r;
}

bool KateViNormalMode::commandYankLine()
{
  Cursor c( m_view->cursorPosition() );
  QString lines;
  int linenum = c.line();

  for ( unsigned int i = 0; i < getCount(); i++ ) {
      lines.append( getLine( linenum + i ) + '\n' );
  }
  fillRegister( getChosenRegister( '0' ), lines, LineWise );

  return true;
}

bool KateViNormalMode::commandYankToEOL()
{
  Cursor c( m_view->cursorPosition() );

  bool r = false;
  QString yankedText;

  m_commandRange.endLine = c.line()+getCount()-1;
  m_commandRange.endColumn = doc()->lineLength( m_commandRange.endLine )-1;

  OperationMode m = CharWise;

  if ( m_viInputModeManager->getCurrentViMode() == VisualMode
      || m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
    m = LineWise;
    KateViVisualMode* visualmode = static_cast<KateViVisualMode*>(this);
    visualmode->setStart( Cursor(visualmode->getStart().line(),0) );
  } else if (m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
    m = Block;;
  }

  if ( m_viInputModeManager->getCurrentViMode() == NormalMode ) {
    m_commandRange.startLine = c.line();
    m_commandRange.startColumn = c.column();
  }

  yankedText = getRange( m_commandRange, m );

  fillRegister( getChosenRegister( '0' ), yankedText, m );

  return r;
}

// insert the text in the given register at the cursor position
// the cursor should end up at the beginning of what was pasted
bool KateViNormalMode::commandPasteLeaveCursorAtStart()
{
  return paste(true);
}

// insert the text in the given register before the cursor position
// the cursor should end up at the beginning of what was pasted
bool KateViNormalMode::commandPasteBeforeLeaveCursorAtStart()
{
  return pasteBefore(true);
}

// as with commandPasteLeaveCursorAtStart, but leaves the cursor at the end
// of what was pasted
bool KateViNormalMode::commandPasteLeaveCursorAtEnd()
{
  return paste(false);
}

// as with commandPasteBeforeLeaveCursorAtStart, but leaves the cursor at the end
// of what was pasted
bool KateViNormalMode::commandPasteBeforeLeaveCursorAtEnd()
{
  return pasteBefore(false);
}

bool KateViNormalMode::commandDeleteChar()
{
    Cursor c( m_view->cursorPosition() );
    KateViRange r( c.line(), c.column(), c.line(), c.column()+getCount(), ViMotion::ExclusiveMotion );

    if ( m_commandRange.startLine != -1 && m_commandRange.startColumn != -1 ) {
      r = m_commandRange;
    } else {
      if ( r.endColumn > doc()->lineLength( r.startLine ) ) {
        r.endColumn = doc()->lineLength( r.startLine );
      }
    }

    // should delete entire lines if in visual line mode and selection in visual block mode
    OperationMode m = CharWise;
    if ( m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
      m = LineWise;
    } else if ( m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
      m = Block;
    }

    m_deleteCommand = true;
    return deleteRange( r, m );
}

bool KateViNormalMode::commandDeleteCharBackward()
{
    Cursor c( m_view->cursorPosition() );

    KateViRange r( c.line(), c.column()-getCount(), c.line(), c.column(), ViMotion::ExclusiveMotion );

    if ( m_commandRange.startLine != -1 && m_commandRange.startColumn != -1 ) {
      r = m_commandRange;
    } else {
      if ( r.startColumn < 0 ) {
        r.startColumn = 0;
      }
    }

    // should delete entire lines if in visual line mode and selection in visual block mode
    OperationMode m = CharWise;
    if ( m_viInputModeManager->getCurrentViMode() == VisualLineMode ) {
      m = LineWise;
    } else if ( m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
      m = Block;
    }

    m_deleteCommand = true;
    return deleteRange( r, m );
}

bool KateViNormalMode::commandReplaceCharacter()
{

bool r;
if ( m_viInputModeManager->getCurrentViMode() == VisualMode
      || m_viInputModeManager->getCurrentViMode() == VisualLineMode
      || m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {

    OperationMode m = getOperationMode();
    QString text = getRange( m_commandRange, m );

    if (m == LineWise)
      text = text.left(text.size() - 1); // don't need '\n' at the end;

    text.replace( QRegExp( "[^\n]" ), m_keys.right( 1 ) );

    m_commandRange.normalize();
    Cursor start( m_commandRange.startLine, m_commandRange.startColumn );
    Cursor end( m_commandRange.endLine, m_commandRange.endColumn );
    Range range( start, end );

    r = doc()->replaceText( range, text, m == Block );

} else {
    Cursor c1( m_view->cursorPosition() );
    Cursor c2( m_view->cursorPosition() );

    c2.setColumn( c2.column()+1 );

    r = doc()->replaceText( Range( c1, c2 ), m_keys.right( 1 ) );
    updateCursor( c1 );

}
  m_ignoreMapping = false;

  return r;
}

bool KateViNormalMode::commandSwitchToCmdLine()
{
    Cursor c( m_view->cursorPosition() );

    m_view->switchToCmdLine();

    if ( m_viInputModeManager->getCurrentViMode() == VisualMode
      || m_viInputModeManager->getCurrentViMode() == VisualLineMode
      || m_viInputModeManager->getCurrentViMode() == VisualBlockMode ) {
      // if in visual mode, make command range == visual selection
      m_viInputModeManager->getViVisualMode()->saveRangeMarks();
      m_view->cmdLineBar()->setText( "'<,'>", false );
    }
    else if ( getCount() != 1 ) {
      // if a count is given, the range [current line] to [current line] +
      // count should be prepended to the command line
      m_view->cmdLineBar()->setText( ".,.+" +QString::number( getCount()-1 ), false);
    }

    m_commandShouldKeepSelection = true;

    return true;
}

bool KateViNormalMode::commandSearchBackward()
{
    m_view->find();
    m_viInputModeManager->setLastSearchBackwards( true );
    return true;
}

bool KateViNormalMode::commandSearchForward()
{
    m_view->find();
    m_viInputModeManager->setLastSearchBackwards( false );
    return true;
}

bool KateViNormalMode::commandUndo()
{
    doc()->undo();
    return true;
}

bool KateViNormalMode::commandRedo()
{
    doc()->redo();
    return true;
}

bool KateViNormalMode::commandSetMark()
{
  Cursor c( m_view->cursorPosition() );

  m_view->getViInputModeManager()->addMark( doc(), m_keys.at( m_keys.size()-1 ), c );
  kDebug( 13070 ) << "set mark at (" << c.line() << "," << c.column() << ")";

  return true;
}

bool KateViNormalMode::commandIndentLine()
{
    Cursor c( m_view->cursorPosition() );

    for ( unsigned int i = 0; i < getCount(); i++ ) {
        doc()->indent( KTextEditor::Range( c.line()+i, 0, c.line()+i, 0), 1 );
    }

    return true;
}

bool KateViNormalMode::commandUnindentLine()
{
    Cursor c( m_view->cursorPosition() );

    for ( unsigned int i = 0; i < getCount(); i++ ) {
        doc()->indent( KTextEditor::Range( c.line()+i, 0, c.line()+i, 0), -1 );
    }

    return true;
}

bool KateViNormalMode::commandIndentLines()
{
  Cursor c( m_view->cursorPosition() );

  m_commandRange.normalize();

  int line1 = m_commandRange.startLine;
  int line2 = m_commandRange.endLine;
  int col = getLine( line2 ).length();

  doc()->indent( KTextEditor::Range( line1, 0, line2, col ), getCount() );

  return true;
}

bool KateViNormalMode::commandUnindentLines()
{
  Cursor c( m_view->cursorPosition() );

  m_commandRange.normalize();

  int line1 = m_commandRange.startLine;
  int line2 = m_commandRange.endLine;

  doc()->indent( KTextEditor::Range( line1, 0, line2, doc()->lineLength( line2 ) ), -getCount() );

  return true;
}

bool KateViNormalMode::commandScrollPageDown()
{
  if ( getCount() < m_scroll_count_limit ) {

    for(uint i = 0; i < getCount(); i++)
      m_view->pageDown();
  }
  return true;
}

bool KateViNormalMode::commandScrollPageUp()
{
  if ( getCount() < m_scroll_count_limit ) {
    for(uint i=0; i < getCount(); i++)
      m_view->pageUp();
  }
  return true;

}

bool KateViNormalMode::commandScrollHalfPageUp()
{
  if ( getCount() < m_scroll_count_limit ) {

    for(uint i=0; i < getCount(); i++)
      m_viewInternal->pageUp(false, true);
  }
  return true;
}

bool KateViNormalMode::commandScrollHalfPageDown()
{
  if ( getCount() < m_scroll_count_limit ) {
    for(uint i=0; i < getCount(); i++)
      m_viewInternal->pageDown(false, true);
  }
  return true;
}

bool KateViNormalMode::commandCentreViewOnCursor()
{
  Cursor c( m_view->cursorPosition() );
  int linesToScroll = (m_viewInternal->endLine()-linesDisplayed()/2)-c.line();

  scrollViewLines( -linesToScroll );

  return true;
}

bool KateViNormalMode::commandAbort()
{
  m_pendingResetIsDueToExit = true;
  reset();
  return true;
}

bool KateViNormalMode::commandPrintCharacterCode()
{
  QChar ch = getCharUnderCursor();

  if ( ch == QChar::Null ) {
      message( QString( "NUL" ) );
  } else {

    int code = ch.unicode();

    QString dec = QString::number( code );
    QString hex = QString::number( code, 16 );
    QString oct = QString::number( code, 8 );
    if ( oct.length() < 3 ) { oct.prepend( '0' ); }
    if ( code > 0x80 && code < 0x1000 ) { hex.prepend( ( code < 0x100 ? "00" : "0" ) ); }
    message( i18n("'%1' %2,  Hex %3,  Octal %4", ch, dec, hex, oct ) );
  }

  return true;
}

bool KateViNormalMode::commandRepeatLastChange()
{
  resetParser();
  doc()->editStart();
  m_viInputModeManager->repeatLastChange();
  doc()->editEnd();

  return true;
}

bool KateViNormalMode::commandAlignLine()
{
  const int line = m_view->cursorPosition().line();
  Range alignRange( Cursor(line, 0), Cursor(line, 0) );

  doc()->align( m_view, alignRange );

  return true;
}

bool KateViNormalMode::commandAlignLines()
{
  Cursor c( m_view->cursorPosition() );
  m_commandRange.normalize();

  Cursor start(m_commandRange.startLine, 0);
  Cursor end(m_commandRange.endLine, 0);

  doc()->align( m_view, Range( start, end ) );

  return true;
}

bool KateViNormalMode::commandAddToNumber()
{
    addToNumberUnderCursor( getCount() );

    return true;
}

bool KateViNormalMode::commandSubtractFromNumber()
{
    addToNumberUnderCursor( -getCount() );

    return true;
}

bool KateViNormalMode::commandPrependToBlock()
{
  Cursor c( m_view->cursorPosition() );

  // move cursor to top left corner of selection
  m_commandRange.normalize();
  c.setColumn( m_commandRange.startColumn );
  c.setLine( m_commandRange.startLine );
  updateCursor( c );

  m_stickyColumn = -1;
  m_viInputModeManager->getViInsertMode()->setBlockPrependMode( m_commandRange );
  return startInsertMode();
}

bool KateViNormalMode::commandAppendToBlock()
{
  Cursor c( m_view->cursorPosition() );

  m_commandRange.normalize();
  if ( m_stickyColumn == (unsigned int)KateVi::EOL ) { // append to EOL
    // move cursor to end of first line
    c.setLine( m_commandRange.startLine );
    c.setColumn( doc()->lineLength( c.line() ) );
    updateCursor( c );
    m_viInputModeManager->getViInsertMode()->setBlockAppendMode( m_commandRange, AppendEOL );
  } else {
    m_viInputModeManager->getViInsertMode()->setBlockAppendMode( m_commandRange, Append );
    // move cursor to top right corner of selection
    c.setColumn( m_commandRange.endColumn+1 );
    c.setLine( m_commandRange.startLine );
    updateCursor( c );
  }

  m_stickyColumn = -1;

  return startInsertMode();
}

bool KateViNormalMode::commandGoToNextJump() {
    Cursor c = getNextJump(m_view->cursorPosition());
    updateCursor(c);

    return true;
}

bool KateViNormalMode::commandGoToPrevJump() {
    Cursor c = getPrevJump(m_view->cursorPosition());
    updateCursor(c);

    return true;
}

bool KateViNormalMode::commandSwitchToLeftView() {
    switchView(Left);
    return true;
}

bool KateViNormalMode::commandSwitchToDownView() {
    switchView(Down);
    return true;
}

bool KateViNormalMode::commandSwitchToUpView() {
    switchView(Up);
    return true;
}

bool KateViNormalMode::commandSwitchToRightView() {
    switchView(Right);
    return true;
}

bool KateViNormalMode::commandSwitchToNextView() {
    switchView(Next);
    return true;
}

bool KateViNormalMode::commandSplitHoriz() {
  m_view->cmdLineBar()->execute("split");
  return true;
}

bool KateViNormalMode::commandSplitVert() {
  m_view->cmdLineBar()->execute("vsplit");
  return true;
}

bool KateViNormalMode::commandSwitchToNextTab() {
  QString command = "bn";

  if ( m_iscounted )
    command = command + " " + QString::number(getCount());

  m_view->cmdLineBar()->execute(command);
  return true;
}

bool KateViNormalMode::commandSwitchToPrevTab() {
  QString command = "bp";

  if ( m_iscounted )
    command = command + " " + QString::number(getCount());

  m_view->cmdLineBar()->execute(command);
  return true;
}

bool KateViNormalMode::commandFormatLine()
{
  Cursor c( m_view->cursorPosition() );

  reformatLines( c.line(), c.line()+getCount()-1 );

  return true;
}

bool KateViNormalMode::commandFormatLines()
{
  reformatLines( m_commandRange.startLine, m_commandRange.endLine );
  return true;
}

bool KateViNormalMode::commandCollapseToplevelNodes()
{
  doc()->foldingTree()->collapseToplevelNodes();
  return true;
}

bool KateViNormalMode::commandCollapseLocal()
{
  Cursor c( m_view->cursorPosition() );
  doc()->foldingTree()->collapseOne( c.line(), c.column() );
  return true;
}

bool KateViNormalMode::commandExpandAll() {
  doc()->foldingTree()->expandAll();
  return true;
}

bool KateViNormalMode::commandExpandLocal()
{
  Cursor c( m_view->cursorPosition() );
  doc()->foldingTree()->expandOne( c.line() + 1, c.column() );
  return true;
}

bool KateViNormalMode::commandToggleRegionVisibility()
{
  Cursor c( m_view->cursorPosition() );
  doc()->foldingTree()->toggleRegionVisibility( c.line() );
  return true;
}


////////////////////////////////////////////////////////////////////////////////
// MOTIONS
////////////////////////////////////////////////////////////////////////////////

KateViRange KateViNormalMode::motionDown()
{
  return goLineDown();
}

KateViRange KateViNormalMode::motionUp()
{
  return goLineUp();
}

KateViRange KateViNormalMode::motionLeft()
{
  Cursor cursor ( m_view->cursorPosition() );
  m_stickyColumn = -1;
  KateViRange r( cursor.line(), cursor.column(), ViMotion::ExclusiveMotion );
  r.endColumn -= getCount();

  if ( r.endColumn < 0 ) {
    r.endColumn = 0;
  }

  return r;
}

KateViRange KateViNormalMode::motionRight()
{
  Cursor cursor ( m_view->cursorPosition() );
  m_stickyColumn = -1;
  KateViRange r( cursor.line(), cursor.column(), ViMotion::ExclusiveMotion );
  r.endColumn += getCount();

  // make sure end position isn't > line length
  if ( r.endColumn > doc()->lineLength( r.endLine ) ) {
    r.endColumn = doc()->lineLength( r.endLine );
  }

  return r;
}

KateViRange KateViNormalMode::motionPageDown()
{
  Cursor c( m_view->cursorPosition() );
  int linesToScroll = linesDisplayed();

  KateViRange r( c.line()+linesToScroll, c.column(), ViMotion::InclusiveMotion );

  if ( r.endLine >= doc()->lines() ) {
    r.endLine = doc()->lines()-1;
  }

  return r;
}

KateViRange KateViNormalMode::motionPageUp()
{
  Cursor c( m_view->cursorPosition() );
  int linesToScroll = linesDisplayed();

  KateViRange r( c.line()-linesToScroll, c.column(), ViMotion::InclusiveMotion );

  if ( r.endLine < 0 ) {
    r.endLine = 0;
  }

  return r;
}

KateViRange KateViNormalMode::motionDownToFirstNonBlank()
{
  Cursor c( m_view->cursorPosition() );
  KateViRange r = goLineDown();

  r.endColumn = getLine( r.endLine ).indexOf( QRegExp( "\\S" ) );

  if ( r.endColumn < 0 ) {
    r.endColumn = 0;
  }

  return r;
}

KateViRange KateViNormalMode::motionUpToFirstNonBlank()
{
  Cursor c( m_view->cursorPosition() );
  KateViRange r = goLineUp();

  r.endColumn = getLine( r.endLine ).indexOf( QRegExp( "\\S" ) );

  if ( r.endColumn < 0 ) {
    r.endColumn = 0;
  }

  return r;
}

KateViRange KateViNormalMode::motionWordForward()
{
  Cursor c( m_view->cursorPosition() );
  KateViRange r( c.line(), c.column(), ViMotion::ExclusiveMotion );

  m_stickyColumn = -1;

  // Special case: If we're already on the very last character in the document, the motion should be
  // inclusive so the last character gets included
  if ( c.line() == doc()->lines()-1 && c.column() == doc()->lineLength( c.line() )-1 ) {
    r.motionType = ViMotion::InclusiveMotion;
  } else {
    for ( unsigned int i = 0; i < getCount(); i++ ) {
      c = findNextWordStart( c.line(), c.column() );

      // stop when at the last char in the document
      if ( c.line() == doc()->lines()-1 && c.column() == doc()->lineLength( c.line() )-1 ) {
        // if we still haven't "used up the count", make the motion inclusive, so that the last char
        // is included
        if ( i < getCount() ) {
          r.motionType = ViMotion::InclusiveMotion;
        }
    …