YQPkgPatternList.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
the Free Software Foundation; either version 2 of the License, or
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**************************************************************************/


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

  File:       YQPkgPatternList.h

  Author:     Stefan Hundhammer <shundhammer.de>

/-*/


#ifndef YQPkgPatternList_h
#define YQPkgPatternList_h

#include "YQPkgObjList.h"
#include <QMap>


class YQPkgPatternListItem;
class YQPkgPatternCategoryItem;


class YQPkgPatternList : public YQPkgObjList
{
    Q_OBJECT

public:

    YQPkgPatternList( QWidget * parent, bool autoFill = true, bool autoFilter = true );

    virtual ~YQPkgPatternList();

public slots:

    void filter();

    void filterIfVisible();


    void addPatternItem( ZyppSel    selectable,
             ZyppPattern    pattern );

    void fillList();

    virtual void pkgObjClicked( int     button,
                QTreeWidgetItem * item,
                int     col,
                const QPoint &  pos );

    virtual void selectSomething();

    
public:

    YQPkgPatternListItem * selection() const;

    int howmanyCol() const { return _howmanyCol; }
signals:

    void filterStart();

    void filterMatch( ZyppSel   selectable,
              ZyppPkg   pkg );

    void filterFinished();

protected:

    YQPkgPatternCategoryItem * category( const QString & categoryName );


    //
    // Data members
    //

    QMap<QString, YQPkgPatternCategoryItem*> _categories;
    int _howmanyCol;
};



class YQPkgPatternListItem: public YQPkgObjListItem
{
public:

    YQPkgPatternListItem( YQPkgPatternList *        patternList,
              ZyppSel           selectable,
              ZyppPattern           zyppPattern );

    YQPkgPatternListItem( YQPkgPatternList *        patternList,
              YQPkgPatternCategoryItem *    parentCategory,
              ZyppSel           selectable,
              ZyppPattern           zyppPattern );

    virtual ~YQPkgPatternListItem();

    ZyppPattern zyppPattern() const { return _zyppPattern; }

    virtual void cycleStatus();

    virtual bool operator< ( const QTreeWidgetItem & other ) const;

    // Columns

    int statusCol() const   { return _patternList->statusCol(); }
    int summaryCol()    const   { return _patternList->summaryCol();    }

    int totalPackages() const { return _total; }
    int installedPackages() const { return _installed; }

    // setters for installed and total packages values
    void setTotalPackages(int v) { _total = v; }
    void setInstalledPackages(int v) { _installed = v; }

    void resetToolTip();

protected:

    void init();
    
    virtual void applyChanges();


    // Data members

    YQPkgPatternList *  _patternList;
    ZyppPattern     _zyppPattern;
    // cache for total and installed packages
    int _total;
    int _installed;
};



class YQPkgPatternCategoryItem: public QY2ListViewItem
{
public:

    YQPkgPatternCategoryItem( YQPkgPatternList *    patternList,
                  const QString &       category    );

    virtual ~YQPkgPatternCategoryItem();

    ZyppPattern firstPattern() const { return _firstPattern; }

    void addPattern( ZyppPattern pattern );

    virtual bool operator< ( const QTreeWidgetItem & other ) const;

    /*
     * Open or close this subtree
     *
     * Reimplemented from QListViewItem to force categories open at all times
     **/
    virtual void setExpanded( bool open );
    

protected:

    void setTreeIcon( void );
    //
    // Data members
    //

    YQPkgPatternList *  _patternList;
    ZyppPattern     _firstPattern;
};


#endif // ifndef YQPkgPatternList_h