/*
 *  Copyright (C) 2003 by Unai Garro <ugarro@users.sourceforge.net>
 *  Copyright (C) 2004 by Enrico Ros <rosenric@dei.unipd.it>
 *  Copyright (C) 2004 by Stephan Kulow <coolo@kde.org>
 *  Copyright (C) 2004 by Oswald Buddenhagen <ossi@kde.org>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  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 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 KDMLABEL_H
#define KDMLABEL_H

#include "kdmitem.h"

#include <KCharMacroExpander>

#include <QColor>
#include <QFont>

class QAction;
class QTimer;

/*
 * KdmLabel. A label element
 */

class KdmLabel : public KdmItem, private KCharMacroExpander {
    Q_OBJECT

public:
    KdmLabel(QObject *parent, const QDomNode &node);
    void setText(const QString &txt);

    static QString timedUser;
    static int timedDelay;

    /* Method to lookup the caption associated with an item */
    static QString lookupStock(const QString &stock);

protected:
    // reimplemented; returns the minimum size of rendered text
    virtual QSize sizeHint();

    // draw the label
    virtual void drawContents(QPainter *p, const QRect &r);

    // handle switching between normal / active / prelight configurations
    virtual void statusChanged(bool descend);

    virtual void doPlugActions(bool plug);

    virtual void setWidget(QWidget *widget);

    struct LabelStruct {
        QString text;
        bool isTimer;
        struct LabelClass {
            QColor color;
            FontType font;
            bool present;
        } normal, active, prelight;
    } label;

    QTimer *timer;
    QAction *action;

public Q_SLOTS:
    void update();

protected:
    virtual bool expandMacro(QChar chr, QStringList &ret);

private:
    /* Lookup variables in the text */
    QString lookupText(const QString &t);

    void setCText(const QString &txt);

    void updateWidgetAttribs();

    QString cText, pText;
    QSize pTextSize;
    int pAccelOff, pTextIndent, zeroWidth;

    static QHash<QChar, QString> expandoMap;
    static bool dateFormatSet;

private Q_SLOTS:
    void activate();
};

#endif // KDMLABEL_H