YQPkgUpdateProblemFilterView.h

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  File:       YQPkgUpdateProblemFilterView.h
 
  Author:     Stefan Hundhammer <sh@suse.de>
 
/-*/
 
 
#ifndef YQPkgUpdateProblemFilterView_h
#define YQPkgUpdateProblemFilterView_h
 
 
#include "YQZypp.h"
#include <QTextBrowser>
#include "YQPkgSelMapper.h"
 
 
/**
 * @short Filter view for packages that made problems during update
 **/
class YQPkgUpdateProblemFilterView : public QTextBrowser
{
    Q_OBJECT
 
public:
 
    /**
     * Constructor
     **/
    YQPkgUpdateProblemFilterView( QWidget * parent );
 
    /**
     * Destructor
     **/
    virtual ~YQPkgUpdateProblemFilterView();
 
    /**
     * Check if there are any problematic packages at all, i.e. if it is
     * worthwhile to create this widget at all
     **/
    static bool haveProblematicPackages();
 
 
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();
 
 
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.
     **/
    void filterMatch( ZyppSel   selectable,
                      ZyppPkg   pkg );
 
    /**
     * Emitted when filtering is finished.
     **/
    void filterFinished();
 
 
protected:
 
    YQPkgSelMapper _selMapper;
};
 
 
 
#endif // ifndef YQPkgUpdateProblemFilterView_h