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/*
* Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@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 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.
**/
#ifdef QT_ONLY
#include "compat.h"
#else
#include <klocale.h>
#include "lookaheadwidget.moc"
#endif
#include "lookaheadwidget.h"
#include "lookaheadregexp.h"
#include "concwidget.h"
#include <qpainter.h>
LookAheadWidget::LookAheadWidget( RegExpEditorWindow* editorWindow, RegExpType tp, QWidget* parent, const char* name )
:SingleContainerWidget(editorWindow, parent, name ? name : "LookAheadWidget" ), _tp(tp)
{
_child = new ConcWidget( editorWindow, this );
init();
}
LookAheadWidget::LookAheadWidget( LookAheadRegExp* regexp, RegExpEditorWindow* editorWindow, RegExpType tp,
QWidget* parent, const char* name )
:SingleContainerWidget( editorWindow, parent, name ? name : "LookAheadWidget" ), _tp(tp)
{
RegExpWidget* child = WidgetFactory::createWidget( regexp->child(), editorWindow, this );
if ( ! (_child = dynamic_cast<ConcWidget*>( child ) ) )
_child = new ConcWidget( editorWindow, child, this );
init();
}
void LookAheadWidget::init()
{
if ( _tp == POSLOOKAHEAD )
_text = i18n("Pos. Look Ahead");
else
_text = i18n("Neg. Look Ahead");
}
RegExp* LookAheadWidget::regExp() const
{
return new LookAheadRegExp( isSelected(), ( (_tp == POSLOOKAHEAD) ? LookAheadRegExp::POSITIVE : LookAheadRegExp::NEGATIVE),
_child->regExp() );
}
QSize LookAheadWidget::sizeHint() const
{
// TODO: Merge with RepeatWidget::sizeHint
QFontMetrics metrics = fontMetrics();
_textSize = metrics.size( 0, _text );
_childSize = _child->sizeHint();
int height = _textSize.height() + bdSize + _childSize.height() + bdSize + 2*pw;
int width = 2 * pw + QMAX(_childSize.width(), 4*bdSize + _textSize.width());
return QSize(width,height);
}
void LookAheadWidget::paintEvent( QPaintEvent *e )
{
// TODO: Merge with RepeatWidget::paintEvent
QSize mySize = sizeHint();
QPainter painter(this);
drawPossibleSelection( painter, mySize );
// move the child to its position and resize it.
_child->move(pw,_textSize.height()+bdSize);
_child->resize(mySize.width() - 2*pw, _childSize.height());
// Draw the border and the text.
int startY = _textSize.height()/2;
// Top lines and text
painter.drawLine(pw,startY,bdSize,startY);
painter.drawText(pw+2*bdSize,0,_textSize.width(), _textSize.height(),0, _text);
int offset = pw + 3*bdSize + _textSize.width();
painter.drawLine(offset,startY,mySize.width()-pw,startY);
// horizontal lines
painter.drawLine(0,startY,0,mySize.height()-pw);
painter.drawLine(mySize.width()-pw,startY,mySize.width()-pw, mySize.height()-pw);
// buttom line
painter.drawLine(0, mySize.height()-pw, mySize.width()-pw, mySize.height()-pw);
SingleContainerWidget::paintEvent(e);
}
RegExpWidget* LookAheadWidget::findWidgetToEdit( QPoint globalPos )
{
return _child->findWidgetToEdit( globalPos );
}
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