YQPkgRepoList.h

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  File:       YQPkgRepoList.h
 
  Author:     Stefan Hundhammer <sh@suse.de>
 
/-*/
 
 
#ifndef YQPkgRepoList_h
#define YQPkgRepoList_h
 
#include "YQZypp.h"
#include "QY2ListView.h"
#include <zypp/Repository.h>
#include <zypp/Product.h>
 
 
class YQPkgRepoListItem;
 
typedef zypp::Repository        ZyppRepo;
 
 
/**
 * @short Display a list of libzypp repositories.
 **/
class YQPkgRepoList : public QY2ListView
{
    Q_OBJECT
 
public:
 
    /**
     * Constructor
     **/
    YQPkgRepoList( QWidget * parent );
 
    /**
     * Destructor
     **/
    virtual ~YQPkgRepoList();
 
    /**
     * Returns the number of enabled repositories.
     **/
    static int countEnabledRepositories();
 
 
public slots:
 
    /**
     * Filter according to the view's rules and current selection.
     * Emits those signals:
     *    filterStart()
     *    filterMatch() for each pkg that matches the filter
     *    filterFinished()
     **/
    void filter();
 
    /**
     * Same as filter(), but only if this widget is currently visible.
     **/
    void filterIfVisible();
 
    /**
     * Add a repository to the list.
     **/
    void addRepo( ZyppRepo repo );
 
 
public:
 
    // Column numbers
 
    int nameCol()       const   { return _nameCol;      }
    int urlCol()        const   { return _urlCol;       }
 
 
    /**
     * Returns the currently selected item or 0 if there is none.
     **/
    YQPkgRepoListItem * selection() const;
 
 
signals:
 
    /**
     * Emitted when the filtering starts. Use this to clear package lists
     * etc. prior to adding new entries.
     **/
    void filterStart();
 
    /**
     * Emitted during filtering for each pkg that matches the filter
     * and the candidate package comes from the respective repository
     **/
    void filterMatch( ZyppSel   selectable,
                      ZyppPkg   pkg );
 
    /**
     * Emitted during filtering for each pkg that matches the filter
     * and the candidate package does not come from the respective repository
     **/
    void filterNearMatch( ZyppSel       selectable,
                          ZyppPkg       pkg );
 
    /**
     * Emitted when filtering is finished.
     **/
    void filterFinished();
 
 
protected slots:
 
    /**
     * Fill the list.
     **/
    void fillList();
 
 
private:
 
    //
    // Data members
    //
 
    int _nameCol;
    int _urlCol;
 
};
 
 
 
class YQPkgRepoListItem: public QY2ListViewItem
{
public:
 
    /**
     * Constructor
     **/
    YQPkgRepoListItem( YQPkgRepoList *parentList, ZyppRepo repo );
 
    /**
     * Destructor
     **/
    virtual ~YQPkgRepoListItem();
 
    /**
     * Returns the ZYPP repository this item corresponds to
     **/
    ZyppRepo zyppRepo() const { return _zyppRepo; }
 
    /**
     * Returns the parent list
     **/
    const YQPkgRepoList * repoList() const { return _repoList; }
 
    /**
     * Returns the product on a source if it has one single product
     * or 0 if there are no or multiple products.
     **/
    static ZyppProduct singleProduct( ZyppRepo repo );
 
 
    // Columns
 
    int nameCol()       const   { return _repoList->nameCol();  }
    int urlCol()        const   { return _repoList->urlCol();   }
 
    virtual bool operator< ( const QTreeWidgetItem & other ) const;
protected:
 
    // Data members
 
    YQPkgRepoList *             _repoList;
    ZyppRepo                    _zyppRepo;
};
 
 
#endif // ifndef YQPkgRepoList_h