You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
420 lines
11 KiB
420 lines
11 KiB
/* This file is part of the KDE libraries
|
|
Copyright (C) 2002 Carsten Pfeiffer <pfeiffer@kde.org>
|
|
|
|
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 "ktextedit.h"
|
|
|
|
#include <tqapplication.h>
|
|
#include <tqclipboard.h>
|
|
#include <tqpopupmenu.h>
|
|
|
|
#include <ksyntaxhighlighter.h>
|
|
#include <kspell.h>
|
|
#include <kcursor.h>
|
|
#include <kglobalsettings.h>
|
|
#include <kstdaccel.h>
|
|
#include <kiconloader.h>
|
|
#include <klocale.h>
|
|
|
|
class KTextEdit::KTextEditPrivate
|
|
{
|
|
public:
|
|
KTextEditPrivate()
|
|
: customPalette( false ),
|
|
checkSpellingEnabled( false ),
|
|
highlighter( 0 ),
|
|
spell( 0 )
|
|
{}
|
|
~KTextEditPrivate() {
|
|
delete highlighter;
|
|
delete spell;
|
|
}
|
|
|
|
bool customPalette;
|
|
bool checkSpellingEnabled;
|
|
KDictSpellingHighlighter *highlighter;
|
|
KSpell *spell;
|
|
};
|
|
|
|
KTextEdit::KTextEdit( const TQString& text, const TQString& context,
|
|
TQWidget *parent, const char *name )
|
|
: TQTextEdit ( text, context, parent, name )
|
|
{
|
|
d = new KTextEditPrivate();
|
|
KCursor::setAutoHideCursor( this, true, false );
|
|
}
|
|
|
|
KTextEdit::KTextEdit( TQWidget *parent, const char *name )
|
|
: TQTextEdit ( parent, name )
|
|
{
|
|
d = new KTextEditPrivate();
|
|
KCursor::setAutoHideCursor( this, true, false );
|
|
}
|
|
|
|
KTextEdit::~KTextEdit()
|
|
{
|
|
delete d;
|
|
}
|
|
|
|
void KTextEdit::keyPressEvent( TQKeyEvent *e )
|
|
{
|
|
KKey key( e );
|
|
|
|
if ( KStdAccel::copy().contains( key ) ) {
|
|
copy();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::paste().contains( key ) ) {
|
|
paste();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::cut().contains( key ) ) {
|
|
cut();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::undo().contains( key ) ) {
|
|
undo();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::redo().contains( key ) ) {
|
|
redo();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::deleteWordBack().contains( key ) )
|
|
{
|
|
deleteWordBack();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::deleteWordForward().contains( key ) )
|
|
{
|
|
deleteWordForward();
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::backwardWord().contains( key ) )
|
|
{
|
|
CursorAction action = MoveWordBackward;
|
|
int para, index;
|
|
getCursorPosition( ¶, & index );
|
|
if (text(para).isRightToLeft())
|
|
action = MoveWordForward;
|
|
moveCursor(action, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::forwardWord().contains( key ) )
|
|
{
|
|
CursorAction action = MoveWordForward;
|
|
int para, index;
|
|
getCursorPosition( ¶, & index );
|
|
if (text(para).isRightToLeft())
|
|
action = MoveWordBackward;
|
|
moveCursor( action, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::next().contains( key ) )
|
|
{
|
|
moveCursor( MovePgDown, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::prior().contains( key ) )
|
|
{
|
|
moveCursor( MovePgUp, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::home().contains( key ) )
|
|
{
|
|
moveCursor( MoveHome, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::end().contains( key ) )
|
|
{
|
|
moveCursor( MoveEnd, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::beginningOfLine().contains( key ) )
|
|
{
|
|
moveCursor( MoveLineStart, false );
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::endOfLine().contains( key ) )
|
|
{
|
|
moveCursor(MoveLineEnd, false);
|
|
e->accept();
|
|
return;
|
|
}
|
|
else if ( KStdAccel::pasteSelection().contains( key ) )
|
|
{
|
|
TQString text = TQApplication::clipboard()->text( QClipboard::Selection);
|
|
if ( !text.isEmpty() )
|
|
insert( text );
|
|
e->accept();
|
|
return;
|
|
}
|
|
|
|
// ignore Ctrl-Return so that KDialogs can close the dialog
|
|
else if ( e->state() == ControlButton &&
|
|
(e->key() == Key_Return || e->key() == Key_Enter) &&
|
|
topLevelWidget()->inherits( "KDialog" ) )
|
|
{
|
|
e->ignore();
|
|
return;
|
|
}
|
|
|
|
TQTextEdit::keyPressEvent( e );
|
|
}
|
|
|
|
void KTextEdit::deleteWordBack()
|
|
{
|
|
removeSelection();
|
|
moveCursor( MoveWordBackward, true );
|
|
removeSelectedText();
|
|
}
|
|
|
|
void KTextEdit::deleteWordForward()
|
|
{
|
|
removeSelection();
|
|
moveCursor( MoveWordForward, true );
|
|
removeSelectedText();
|
|
}
|
|
|
|
void KTextEdit::slotAllowTab()
|
|
{
|
|
setTabChangesFocus(!tabChangesFocus());
|
|
}
|
|
|
|
TQPopupMenu *KTextEdit::createPopupMenu( const TQPoint &pos )
|
|
{
|
|
enum { IdUndo, IdRedo, IdSep1, IdCut, IdCopy, IdPaste, IdClear, IdSep2, IdSelectAll };
|
|
|
|
TQPopupMenu *menu = TQTextEdit::createPopupMenu( pos );
|
|
|
|
if ( isReadOnly() )
|
|
menu->changeItem( menu->idAt(0), SmallIconSet("editcopy"), menu->text( menu->idAt(0) ) );
|
|
else {
|
|
int id = menu->idAt(0);
|
|
menu->changeItem( id - IdUndo, SmallIconSet("undo"), menu->text( id - IdUndo) );
|
|
menu->changeItem( id - IdRedo, SmallIconSet("redo"), menu->text( id - IdRedo) );
|
|
menu->changeItem( id - IdCut, SmallIconSet("editcut"), menu->text( id - IdCut) );
|
|
menu->changeItem( id - IdCopy, SmallIconSet("editcopy"), menu->text( id - IdCopy) );
|
|
menu->changeItem( id - IdPaste, SmallIconSet("editpaste"), menu->text( id - IdPaste) );
|
|
menu->changeItem( id - IdClear, SmallIconSet("editclear"), menu->text( id - IdClear) );
|
|
|
|
menu->insertSeparator();
|
|
id = menu->insertItem( SmallIconSet( "spellcheck" ), i18n( "Check Spelling..." ),
|
|
this, TQT_SLOT( checkSpelling() ) );
|
|
|
|
if( text().isEmpty() )
|
|
menu->setItemEnabled( id, false );
|
|
|
|
id = menu->insertItem( i18n( "Auto Spell Check" ),
|
|
this, TQT_SLOT( toggleAutoSpellCheck() ) );
|
|
menu->setItemChecked(id, d->checkSpellingEnabled);
|
|
menu->insertSeparator();
|
|
id=menu->insertItem(i18n("Allow Tabulations"),this,TQT_SLOT(slotAllowTab()));
|
|
menu->setItemChecked(id, !tabChangesFocus());
|
|
}
|
|
|
|
return menu;
|
|
}
|
|
|
|
TQPopupMenu *KTextEdit::createPopupMenu()
|
|
{
|
|
return TQTextEdit::createPopupMenu();
|
|
}
|
|
|
|
void KTextEdit::contentsWheelEvent( TQWheelEvent *e )
|
|
{
|
|
if ( KGlobalSettings::wheelMouseZooms() )
|
|
TQTextEdit::contentsWheelEvent( e );
|
|
else // thanks, we don't want to zoom, so skip QTextEdit's impl.
|
|
TQScrollView::contentsWheelEvent( e );
|
|
}
|
|
|
|
void KTextEdit::setPalette( const TQPalette& palette )
|
|
{
|
|
TQTextEdit::setPalette( palette );
|
|
// unsetPalette() is not virtual and calls setPalette() as well
|
|
// so we can use ownPalette() to find out about unsetting
|
|
d->customPalette = ownPalette();
|
|
}
|
|
|
|
void KTextEdit::toggleAutoSpellCheck()
|
|
{
|
|
setCheckSpellingEnabled( !d->checkSpellingEnabled );
|
|
}
|
|
|
|
void KTextEdit::setCheckSpellingEnabled( bool check )
|
|
{
|
|
if ( check == d->checkSpellingEnabled )
|
|
return;
|
|
|
|
// From the above statment we know know that if we're turning checking
|
|
// on that we need to create a new highlighter and if we're turning it
|
|
// off we should remove the old one.
|
|
|
|
d->checkSpellingEnabled = check;
|
|
if ( check )
|
|
{
|
|
if (hasFocus())
|
|
d->highlighter = new KDictSpellingHighlighter( this );
|
|
}
|
|
else
|
|
{
|
|
delete d->highlighter;
|
|
d->highlighter = 0;
|
|
}
|
|
}
|
|
|
|
void KTextEdit::focusInEvent( TQFocusEvent *e )
|
|
{
|
|
if ( d->checkSpellingEnabled && !isReadOnly() && !d->highlighter )
|
|
d->highlighter = new KDictSpellingHighlighter( this );
|
|
|
|
TQTextEdit::focusInEvent( e );
|
|
}
|
|
|
|
bool KTextEdit::checkSpellingEnabled() const
|
|
{
|
|
return d->checkSpellingEnabled;
|
|
}
|
|
|
|
void KTextEdit::setReadOnly(bool readOnly)
|
|
{
|
|
if ( !readOnly && hasFocus() && d->checkSpellingEnabled && !d->highlighter )
|
|
d->highlighter = new KDictSpellingHighlighter( this );
|
|
|
|
if ( readOnly == isReadOnly() )
|
|
return;
|
|
|
|
if (readOnly)
|
|
{
|
|
delete d->highlighter;
|
|
d->highlighter = 0;
|
|
|
|
bool custom = ownPalette();
|
|
TQPalette p = palette();
|
|
TQColor color = p.color(TQPalette::Disabled, TQColorGroup::Background);
|
|
p.setColor(TQColorGroup::Base, color);
|
|
p.setColor(TQColorGroup::Background, color);
|
|
setPalette(p);
|
|
d->customPalette = custom;
|
|
}
|
|
else
|
|
{
|
|
if ( d->customPalette )
|
|
{
|
|
TQPalette p = palette();
|
|
TQColor color = p.color(TQPalette::Normal, TQColorGroup::Base);
|
|
p.setColor(TQColorGroup::Base, color);
|
|
p.setColor(TQColorGroup::Background, color);
|
|
setPalette( p );
|
|
}
|
|
else
|
|
unsetPalette();
|
|
}
|
|
|
|
TQTextEdit::setReadOnly (readOnly);
|
|
}
|
|
|
|
void KTextEdit::virtual_hook( int, void* )
|
|
{ /*BASE::virtual_hook( id, data );*/ }
|
|
|
|
void KTextEdit::checkSpelling()
|
|
{
|
|
delete d->spell;
|
|
d->spell = new KSpell( this, i18n( "Spell Checking" ),
|
|
this, TQT_SLOT( slotSpellCheckReady( KSpell *) ), 0, true, true);
|
|
|
|
connect( d->spell, TQT_SIGNAL( death() ),
|
|
this, TQT_SLOT( spellCheckerFinished() ) );
|
|
|
|
connect( d->spell, TQT_SIGNAL( misspelling( const TQString &, const TQStringList &, unsigned int ) ),
|
|
this, TQT_SLOT( spellCheckerMisspelling( const TQString &, const TQStringList &, unsigned int ) ) );
|
|
|
|
connect( d->spell, TQT_SIGNAL( corrected( const TQString &, const TQString &, unsigned int ) ),
|
|
this, TQT_SLOT( spellCheckerCorrected( const TQString &, const TQString &, unsigned int ) ) );
|
|
}
|
|
|
|
void KTextEdit::spellCheckerMisspelling( const TQString &text, const TQStringList &, unsigned int pos )
|
|
{
|
|
highLightWord( text.length(), pos );
|
|
}
|
|
|
|
void KTextEdit::spellCheckerCorrected( const TQString &oldWord, const TQString &newWord, unsigned int pos )
|
|
{
|
|
unsigned int l = 0;
|
|
unsigned int cnt = 0;
|
|
if ( oldWord != newWord ) {
|
|
posToRowCol( pos, l, cnt );
|
|
setSelection( l, cnt, l, cnt + oldWord.length() );
|
|
removeSelectedText();
|
|
insert( newWord );
|
|
}
|
|
}
|
|
|
|
void KTextEdit::posToRowCol(unsigned int pos, unsigned int &line, unsigned int &col)
|
|
{
|
|
for ( line = 0; line < static_cast<uint>( lines() ) && col <= pos; line++ )
|
|
col += paragraphLength( line ) + 1;
|
|
|
|
line--;
|
|
col = pos - col + paragraphLength( line ) + 1;
|
|
}
|
|
|
|
void KTextEdit::spellCheckerFinished()
|
|
{
|
|
delete d->spell;
|
|
d->spell = 0L;
|
|
}
|
|
|
|
void KTextEdit::slotSpellCheckReady( KSpell *s )
|
|
{
|
|
s->check( text() );
|
|
connect( s, TQT_SIGNAL( done( const TQString & ) ), this, TQT_SLOT( slotSpellCheckDone( const TQString & ) ) );
|
|
}
|
|
|
|
void KTextEdit::slotSpellCheckDone( const TQString &s )
|
|
{
|
|
if ( s != text() )
|
|
setText( s );
|
|
}
|
|
|
|
|
|
void KTextEdit::highLightWord( unsigned int length, unsigned int pos )
|
|
{
|
|
unsigned int l = 0;
|
|
unsigned int cnt = 0;
|
|
posToRowCol( pos, l, cnt );
|
|
setSelection( l, cnt, l, cnt + length );
|
|
}
|
|
|
|
#include "ktextedit.moc"
|