YQPkgStatusFilterView.h

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  File:       YQPkgStatusFilterView.h
 
  Author:     Stefan Hundhammer <sh@suse.de>
 
/-*/
 
 
#ifndef YQPkgStatusFilterView_h
#define YQPkgStatusFilterView_h
 
#include "YQZypp.h"
#include <QWidget>
#include <QRegExp>
#include <QPixmap>
#include <QScrollArea>
 
 
class QComboBox;
class QCheckBox;
class QPushButton;
 
 
/**
 * @short Filter view for packages that made problems during update
 **/
class YQPkgStatusFilterView : public QScrollArea
{
    Q_OBJECT
 
public:
 
    /**
     * Constructor
     **/
    YQPkgStatusFilterView( QWidget * parent );
 
    /**
     * Destructor
     **/
    virtual ~YQPkgStatusFilterView();
 
    /**
     * Returns the minimum size required for this widget.
     * Inherited from QWidget.
     **/
    virtual QSize minimumSizeHint() const;
 
    /**
     * Check if pkg matches the filter criteria.
     **/
    bool check( ZyppSel selectable,
                ZyppObj         pkg );
 
 
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();
 
 
    /**
     * Reset all check boxes (set them all to "off")
     **/
    void clear();
    
    /**
     * Set up the check boxes so all pending transactions are displayed.
     **/
    void showTransactions();
 
    /**
     * Set up the check boxes so pending manual transactions (no "auto" states)
     * are displayed.
     **/
    void showManualTransactions();
    
    /**
     * Set up the check boxes so pending automatic transactions (the "auto" states)
     * are displayed.
     **/
    void showAutoTransactions();
 
    /**
     * Set the check boxes for locked packages ("Taboo" and "Protected") to "on".
     **/
    void showLocks();
 
    /**
     * Set the check box for installed packages to "on".
     **/
    void showInstalled();
 
    /**
     * Set the check box for not installed packages to "on".
     **/
    void showNotInstalled();
 
    
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:
 
    /**
     * Add a check box
     **/
    QCheckBox * addStatusCheckBox( QWidget *            parent,
                                   const QString &      label,
                                   const QPixmap &      icon,
                                   bool                 initiallyChecked );
 
    // Data members
 
    QCheckBox *         _showAutoDel;
    QCheckBox *         _showAutoInstall;
    QCheckBox *         _showAutoUpdate;
    QCheckBox *         _showDel;
    QCheckBox *         _showInstall;
    QCheckBox *         _showKeepInstalled;
    QCheckBox *         _showNoInst;
    QCheckBox *         _showTaboo;
    QCheckBox *         _showProtected;
    QCheckBox *         _showUpdate;
 
    QPushButton *       _refreshButton;
};
 
 
 
#endif // ifndef YQPkgStatusFilterView_h