/*******************************************************************
* statuswidget.h
* Copyright 2009    Dario Andres Rodriguez <andresbajotierra@gmail.com>
*
* 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, see <http://www.gnu.org/licenses/>.
*
******************************************************************/
#ifndef STATUSWIDGET__H
#define STATUSWIDGET__H

#include <QtCore/QEvent>
#include <QtGui/QStackedWidget>
#include <QtGui/QLabel>
#include <QtGui/QTextDocument>

class WrapLabel;
class QProgressBar;
class QHideEvent;

class StatusWidget: public QStackedWidget
{
    Q_OBJECT
public:
    StatusWidget(QWidget * parent = 0);

    void setBusy(QString);
    void setIdle(QString);

    void addCustomStatusWidget(QWidget *);
   
private:
    void showEvent(QShowEvent *);
    void hideEvent(QHideEvent *);
    
    void setBusyCursor();
    void setIdleCursor();

    WrapLabel *         m_statusLabel;

    QProgressBar *      m_progressBar;
    WrapLabel *         m_busyLabel;

    QWidget *           m_statusPage;
    QWidget *           m_busyPage;
    
    int                 m_cursorStackCount;
    bool                m_busy;
};

//Dummy class to avoid a QLabel+wordWrap height bug
class WrapLabel: public QLabel
{
    Q_OBJECT
public:
    WrapLabel(QWidget * parent = 0) : QLabel(parent){
        setWordWrap(true);
    }
    
    void setText(const QString & text) {
        QLabel::setText(text);
        adjustHeight();
    }
    
    bool event(QEvent * e) {
        if (e->type() == QEvent::ApplicationFontChange || e->type() == QEvent::Resize) {
            adjustHeight();
        }
        return QLabel::event(e);
    }
    
private:
    void adjustHeight() {
        QTextDocument document(text());
        document.setTextWidth(width());
        setMaximumHeight(document.size().height());
    }
    
};

#endif
