/* -*- c++ -*-
 * progressdialog.h
 *
 *  Copyright (c) 2004 Till Adam <adam@kde.org>
 *  based on imapprogressdialog.cpp ,which is
 *  Copyright (c) 2002-2003 Klar�vdalens Datakonsult AB
 *
 *  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; version 2 of the License
 *
 *  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.
 *
 *  In addition, as a special exception, the copyright holders give
 *  permission to link the code of this program with any edition of
 *  the Qt library by Trolltech AS, Norway (or with modified versions
 *  of Qt that use the same license as Qt), and distribute linked
 *  combinations including the two.  You must obey the GNU General
 *  Public License in all respects for all of the code used other than
 *  Qt.  If you modify this file, you may extend this exception to
 *  your version of the file, but you are not obligated to do so.  If
 *  you do not wish to do so, delete this exception statement from
 *  your version.
 */

#ifndef KDEPIM_PROGRESSDIALOG_H
#define KDEPIM_PROGRESSDIALOG_H

#include "libkdepim/overlaywidget.h"
#include "kdepim_export.h"

#include "progressmanager.h"

#include <QScrollArea>
#include <QMap>

class QProgressBar;
class QFrame;
class QLabel;
class QPushButton;

namespace KPIM
{
class TransactionItem;
class SSLLabel;

class TransactionItemView : public QScrollArea
{
    Q_OBJECT
public:
    explicit TransactionItemView(QWidget *parent = Q_NULLPTR, const char *name = Q_NULLPTR);

    virtual ~TransactionItemView() {}
    TransactionItem *addTransactionItem(ProgressItem *item, bool first);

    QSize sizeHint() const Q_DECL_OVERRIDE;
    QSize minimumSizeHint() const Q_DECL_OVERRIDE;

public Q_SLOTS:
    void slotLayoutFirstItem();

protected:
    void resizeEvent(QResizeEvent *event) Q_DECL_OVERRIDE;

private:
    QWidget *mBigBox;
};

class TransactionItem : public QWidget
{
    Q_OBJECT
public:
    TransactionItem(QWidget *parent, ProgressItem *item, bool first);

    ~TransactionItem();

    void hideHLine();

    void setProgress(int progress);
    void setLabel(const QString &);

    // the given text is interpreted as RichText, so you might need to
    // .toHtmlEscaped() it before passing
    void setStatus(const QString &);

    void setCryptoStatus(KPIM::ProgressItem::CryptoStatus);
    void setTotalSteps(int totalSteps);

    ProgressItem *item() const
    {
        return mItem;
    }

    void addSubTransaction(ProgressItem *item);

    // The progressitem is deleted immediately, we take 5s to go out,
    // so better not use mItem during this time.
    void setItemComplete()
    {
        mItem = Q_NULLPTR;
    }

public Q_SLOTS:
    void slotItemCanceled();

protected:
    QProgressBar *mProgress;
    QPushButton  *mCancelButton;
    QLabel       *mItemLabel;
    QLabel       *mItemStatus;
    QFrame       *mFrame;
    SSLLabel     *mSSLLabel;
    ProgressItem *mItem;
};

class KDEPIM_EXPORT ProgressDialog : public OverlayWidget
{
    Q_OBJECT
public:
    ProgressDialog(QWidget *alignWidget, QWidget *parent);
    ~ProgressDialog();
    void setVisible(bool b) Q_DECL_OVERRIDE;

    void setShowTypeProgressItem(unsigned int type);

public Q_SLOTS:
    void slotToggleVisibility();

protected Q_SLOTS:
    void slotTransactionAdded(KPIM::ProgressItem *item);
    void slotTransactionCompleted(KPIM::ProgressItem *item);
    void slotTransactionCanceled(KPIM::ProgressItem *item);
    void slotTransactionProgress(KPIM::ProgressItem *item, unsigned int progress);
    void slotTransactionStatus(KPIM::ProgressItem *item, const QString &);
    void slotTransactionLabel(KPIM::ProgressItem *item, const QString &);
    void slotTransactionCryptoStatus(KPIM::ProgressItem *item, KPIM::ProgressItem::CryptoStatus);
    void slotTransactionUsesBusyIndicator(KPIM::ProgressItem *, bool);

    void slotClose();
    void slotShow();
    void slotHide();

Q_SIGNALS:
    void visibilityChanged(bool);

protected:
    void closeEvent(QCloseEvent *) Q_DECL_OVERRIDE;

    TransactionItemView *mScrollView;
    QMap<const ProgressItem *, TransactionItem *> mTransactionsToListviewItems;
    unsigned int mShowTypeProgressItem;
    bool mWasLastShown;
};

} // namespace KPIM

#endif // __KPIM_PROGRESSDIALOG_H__
