YQPkgVersionsView.h

/**************************************************************************
Copyright (C) 2000 - 2010 Novell, Inc.
All Rights Reserved.

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
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/*---------------------------------------------------------------------\
|                                      |
|              __   __    ____ _____ ____              |
|              \ \ / /_ _/ ___|_   _|___ \             |
|           \ V / _` \___ \ | |   __) |            |
|            | | (_| |___) || |  / __/             |
|            |_|\__,_|____/ |_| |_____|            |
|                                      |
|               core system                |
|                            (C) SuSE GmbH |
\----------------------------------------------------------------------/

  File:       YQPkgVersionsView.h

  Author:     Stefan Hundhammer <shundhammer.de>

/-*/


#ifndef YQPkgVersionsView_h
#define YQPkgVersionsView_h

#include <QScrollArea>
#include <QRadioButton>
#include <QCheckBox>
#include <QButtonGroup>
#include <QBoxLayout>
#include <QLabel>
#include <QList>

#include "YQZypp.h"


class QTabWidget;
class YQPkgMultiVersion;
class YQPkgVersion;


class YQPkgVersionsView: public QScrollArea
{
    Q_OBJECT

public:

    YQPkgVersionsView( QWidget * parent );

    virtual ~YQPkgVersionsView();

    virtual QSize minimumSizeHint() const;

    static bool isMixedMultiVersion( ZyppSel selectable );

    bool isMixedMultiVersion() const { return _isMixedMultiVersion; }

    bool handleMixedMultiVersion( YQPkgMultiVersion * newSelected );

    ZyppSel selectable() const { return _selectable; }

    static void setRetractedColor( QWidget * widget );

    static bool installedIsRetracted( ZyppSel selectable, ZyppObj installed );


public slots:

    void showDetailsIfVisible( ZyppSel selectable );

    // slot clear() inherited from QListView


    void reload( int newCurrent );


signals:

    void candidateChanged( ZyppObj newCandidate );

    void statusChanged();


protected slots:

    void checkForChangedCandidate();


protected:

    void showDetails( ZyppSel selectable );

    bool mixedMultiVersionPopup( bool multiversion ) const;

    bool anyMultiVersionToInstall( bool multiversion ) const;

    void unselectAllMultiVersion();

    // Data members

    QTabWidget  *   _parentTab;
    ZyppSel     _selectable;
    bool        _isMixedMultiVersion;
    QButtonGroup *  _buttonGroup;
    QVBoxLayout *   _layout;
};


class YQPkgVersion: public QRadioButton
{
public:

    YQPkgVersion( QWidget * parent,
          ZyppSel   selectable,
          ZyppObj   zyppObj );

    virtual ~YQPkgVersion();

    ZyppObj zyppObj() const { return _zyppObj; }

    ZyppSel selectable() const { return _selectable; }

    virtual QString toolTip( int column );


protected:

    // Data members

    ZyppSel _selectable;
    ZyppObj _zyppObj;
};



class YQPkgMultiVersion: public QCheckBox
{
    Q_OBJECT

public:

    YQPkgMultiVersion( YQPkgVersionsView * parent,
               ZyppSel         selectable,
               ZyppPoolItem    zyppPoolItem );

    virtual ~YQPkgMultiVersion();

    ZyppPoolItem zyppPoolItem() const { return _zyppPoolItem; }

    ZyppSel selectable() const { return _selectable; }

    void paintEvent(QPaintEvent *);

signals:

    void statusChanged();


protected slots:
    void slotIconClicked();


protected:

    void cycleStatus();

    void setStatus( ZyppStatus newStatus );
    QPixmap statusIcon( ZyppStatus status );

    //
    // Data members
    //

    YQPkgVersionsView * _parent;
    ZyppSel     _selectable;
    ZyppPoolItem    _zyppPoolItem;
};




#endif // ifndef YQPkgVersionsView_h