plasma-framework/widgets/lineedit.h

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/*
* Copyright (C) 2007 by Alexander Wiedenbruch <mail@wiedenbruch.de>
*
* This program 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 program 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 General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef LINEEDIT_H
#define LINEEDIT_H
#include <QtCore/QObject>
#include <QtGui/QGraphicsTextItem>
#include <plasma/plasma_export.h>
#include <plasma/dataengine.h>
#include <plasma/plasma.h>
#include <plasma/widgets/layoutitem.h>
namespace Plasma
{
/**
* Class that emulates a QLineEdit inside plasma
*/
class PLASMA_EXPORT LineEdit : public QGraphicsTextItem, public LayoutItem
{
Q_OBJECT
public:
explicit LineEdit(QGraphicsItem *parent = 0, QGraphicsScene *scene = 0);
~LineEdit();
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
Qt::Orientations expandingDirections() const;
QSizeF minimumSize() const;
QSizeF maximumSize() const;
bool hasHeightForWidth() const;
qreal heightForWidth(qreal w) const;
bool hasWidthForHeight() const;
qreal widthForHeight(qreal h) const;
QRectF geometry() const;
void setGeometry(const QRectF& geometry);
QSizeF sizeHint() const;
void setDefaultText(QString text);
const QString toHtml();
const QString toPlainText();
/**
* Reimplented from QGraphicsItem
**/
enum { Type = Plasma::LineEditType };
int type() const { return Type; }
Q_SIGNALS:
void editingFinished();
void textChanged(const QString &text);
public Q_SLOTS:
void updated(const QString&, const Plasma::DataEngine::Data&);
private:
class Private;
Private* const d;
protected:
void keyPressEvent(QKeyEvent *event);
void focusInEvent(QFocusEvent *event);
void focusOutEvent(QFocusEvent *event);
};
} // namespace Plasma
#endif