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/*
ksyntaxhighlighter.cpp
Copyright (c) 2003 Trolltech AS
Copyright (c) 2003 Scott Wheeler <wheeler@kde.org>
This file is part of the KDE libraries
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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KSYNTAXHIGHLIGHTER_H
#define KSYNTAXHIGHLIGHTER_H
#include <tqtextedit.h>
#include <tqsyntaxhighlighter.h>
#include <tqcolor.h>
#include <tqstringlist.h>
#include <tdelibs_export.h>
class TQAccel;
class TQTimer;
class KSpell;
class KSpellConfig;
/**
* \brief Syntax sensitive text highlighter
*/
class TDEUI_EXPORT KSyntaxHighlighter : public TQSyntaxHighlighter
{
public:
enum SyntaxMode {
PlainTextMode,
RichTextMode
};
KSyntaxHighlighter( TQTextEdit *textEdit,
bool colorQuoting = false,
const TQColor& QuoteColor0 = black,
const TQColor& QuoteColor1 = TQColor( 0x00, 0x80, 0x00 ),
const TQColor& QuoteColor2 = TQColor( 0x00, 0x80, 0x00 ),
const TQColor& QuoteColor3 = TQColor( 0x00, 0x80, 0x00 ),
SyntaxMode mode = PlainTextMode );
~KSyntaxHighlighter();
int highlightParagraph( const TQString& text, int endStateOfLastPara );
private:
class KSyntaxHighlighterPrivate;
KSyntaxHighlighterPrivate *d;
};
class TDEUI_EXPORT KSpellingHighlighter : public KSyntaxHighlighter
{
public:
KSpellingHighlighter( TQTextEdit *textEdit,
const TQColor& spellColor = red,
bool colorQuoting = false,
const TQColor& QuoteColor0 = black,
const TQColor& QuoteColor1 = TQColor( 0x00, 0x80, 0x00 ),
const TQColor& QuoteColor2 = TQColor( 0x00, 0x80, 0x00 ),
const TQColor& QuoteColor3 = TQColor( 0x00, 0x80, 0x00 ) );
~KSpellingHighlighter();
virtual int highlightParagraph( const TQString &text,
int endStateOfLastPara );
virtual bool isMisspelled( const TQString& word ) = 0;
bool intraWordEditing() const;
void setIntraWordEditing( bool editing );
static TQStringList personalWords();
private:
void flushCurrentWord();
class KSpellingHighlighterPrivate;
KSpellingHighlighterPrivate *d;
};
/**
* \brief Dictionary sensitive text highlighter
*/
class TDEUI_EXPORT KDictSpellingHighlighter : public TQObject, public KSpellingHighlighter
{
TQ_OBJECT
public:
KDictSpellingHighlighter( TQTextEdit *textEdit,
bool spellCheckingActive = true,
bool autoEnable = true,
const TQColor& spellColor = red,
bool colorQuoting = false,
const TQColor& QuoteColor0 = black,
const TQColor& QuoteColor1 = TQColor( 0x00, 0x80, 0x00 ),
const TQColor& QuoteColor2 = TQColor( 0x00, 0x70, 0x00 ),
const TQColor& QuoteColor3 = TQColor( 0x00, 0x60, 0x00 ),
KSpellConfig *spellConfig = 0 );
~KDictSpellingHighlighter();
virtual bool isMisspelled( const TQString &word );
static void dictionaryChanged();
void restartBackgroundSpellCheck();
/**
* @short Enable/Disable spell checking.
*
* If @p active is true then spell checking is enabled; otherwise it
* is disabled. Note that you have to disable automatic (de)activation
* with @ref setAutomatic() before you change the state of spell checking
* if you want to persistently enable/disable spell checking.
*
* @param active if true, then spell checking is enabled
*
* @see isActive(), setAutomatic()
*/
void setActive( bool active );
/**
* Returns the state of spell checking.
*
* @return true if spell checking is active
*
* @see setActive()
*/
bool isActive() const;
/**
* @short En-/Disable automatic (de)activation in case of too many errors.
*
* If @p automatic is true then spell checking will be deactivated if
* too many words were mispelled and spell checking will be activated
* again if the amount of mispelled words drop below a certain threshold.
*
* @param automatic if true, then automatic (de)activation is enabled
*
* @see automatic()
*/
void setAutomatic( bool automatic );
/**
* Returns the state of automatic (de)activation.
*
* @return true if automatic (de)activation is enabled
*
* @see setAutomatic()
*/
bool automatic() const;
signals:
void activeChanged(const TQString &);
void newSuggestions(const TQString& originalword, const TQStringList& suggestions,
unsigned int pos);
protected:
TQString spellKey();
bool eventFilter(TQObject *o, TQEvent *e);
protected slots:
void slotMisspelling( const TQString &originalWord, const TQStringList &suggestions, unsigned int pos );
void slotCorrected( const TQString &originalWord, const TQString &, unsigned int );
void slotRehighlight();
void slotDictionaryChanged();
void slotSpellReady( KSpell *spell );
void slotAutoDetection();
void slotLocalSpellConfigChanged();
void slotKSpellNotResponding();
private:
class KDictSpellingHighlighterPrivate;
KDictSpellingHighlighterPrivate *d;
};
#endif
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