YQPkgPatchList.h

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

  File:       YQPkgPatchList.h

  Author:     Stefan Hundhammer <shundhammer.de>

/-*/


#ifndef YQPkgPatchList_h
#define YQPkgPatchList_h

#include <string>
#include "YQPkgObjList.h"
#include "YQPkgSelMapper.h"
#include <QTreeWidgetItem>
#include <QEvent>
#include <QMenu>

#define ENABLE_DELETING_PATCHES 1

using std::string;

class YQPkgPatchListItem;
class YQPkgPatchCategoryItem;

enum YQPkgPatchCategory // This is also the sort order
{
    YQPkgYaSTPatch,
    YQPkgSecurityPatch,
    YQPkgRecommendedPatch,
    YQPkgOptionalPatch,
    YQPkgDocumentPatch,

    YQPkgUnknownPatchCategory = 9999
};



class YQPkgPatchList : public YQPkgObjList
{
    Q_OBJECT

public:

    YQPkgPatchList( QWidget * parent );

    virtual ~YQPkgPatchList();


    enum FilterCriteria
    {
        RelevantPatches,        // needed (or broken)
        RelevantAndInstalledPatches,    // unneeded
        AllPatches          // all
    };


public slots:

    void filter();

    void filterIfVisible();

    void addPatchItem( ZyppSel   selectable,
               ZyppPatch zyppPatch );

    void fillList();

    virtual void message( const QString & text );


public:

    void setFilterCriteria( FilterCriteria filterCriteria );

    FilterCriteria filterCriteria() const { return _filterCriteria; }

    YQPkgPatchListItem * selection() const;

    int categoryCol() const { return _categoryCol; }

    virtual QMenu * addAllInListSubMenu( QMenu * menu );

    virtual void polish();


signals:

    void filterStart();

    void filterMatch( ZyppSel   selectable,
              ZyppPkg   pkg );

    void filterMatch( const QString &   name,
              const QString &   summary,
              FSize         size );

    void filterFinished();


protected:
    YQPkgPatchCategoryItem * category( YQPkgPatchCategory category );

    virtual void createNotInstalledContextMenu();

    virtual void createInstalledContextMenu();

    virtual void keyPressEvent( QKeyEvent * ev );


    // Data members

    int         _categoryCol;
    YQPkgSelMapper  _selMapper;
    FilterCriteria  _filterCriteria;
    QMap<YQPkgPatchCategory, YQPkgPatchCategoryItem*> _categories;
};



class YQPkgPatchListItem: public YQPkgObjListItem
{
public:

    YQPkgPatchListItem( YQPkgPatchList *    patchList,
               ZyppSel      selectable,
               ZyppPatch        zyppPatch );


    YQPkgPatchListItem( YQPkgPatchList *    patchList,
                        YQPkgPatchCategoryItem *    parentCategory,
                        ZyppSel     selectable,
                        ZyppPatch       zyppPatch );

    virtual ~YQPkgPatchListItem();

    ZyppPatch zyppPatch() const { return _zyppPatch; }

    virtual void cycleStatus();

    virtual QString toolTip( int column );

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

    // Columns

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

    YQPkgPatchCategory patchCategory() const { return _patchCategory; }

protected:
    void init();
    virtual void applyChanges();


    // Data members

    YQPkgPatchList *    _patchList;
    ZyppPatch       _zyppPatch;
    YQPkgPatchCategory  _patchCategory;
};

class YQPkgPatchCategoryItem: public QY2ListViewItem
{
public:

    YQPkgPatchCategoryItem( YQPkgPatchCategory category, YQPkgPatchList *   patternList );

    virtual ~YQPkgPatchCategoryItem();

    ZyppPatch firstPatch() const { return _firstPatch; }

    void addPatch( ZyppPatch patch );

    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 );
    
    static YQPkgPatchCategory patchCategory( QString category );
    static YQPkgPatchCategory patchCategory( const string & category );
    static QString asString( YQPkgPatchCategory category );

   
    YQPkgPatchCategory category() const { return _category; }


protected:

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

    YQPkgPatchCategory _category;
    YQPkgPatchList *    _patchList;
    ZyppPatch       _firstPatch;
};


#endif // ifndef YQPkgPatchList_h