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/** -*- C++ -*-
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@file adept/filterlist.h
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@author Peter Rockai <me@mornfall.net>
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*/
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#include <tqtooltip.h>
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#include <kdebug.h>
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#include <apt-front/predicate/matchers.h>
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#include <apt-front/predicate/combinators.h>
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#include <apt-front/predicate/factory.h>
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#include <apt-front/cache/entity/entity.h>
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#include <apt-front/cache/component/packagetags.h>
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#include <apt-front/cache/component/tags.h>
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#include <adept/listerpredicate.h>
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#include <adept/extendablelist.h>
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#ifndef EPT_FILTERLIST_H
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#define EPT_FILTERLIST_H
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class TQPopupMenu;
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namespace adept {
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using namespace aptFront;
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using namespace aptFront::cache;
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class Lister;
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struct InterfacingPredicate
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{
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public:
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virtual std::string summary() const = 0;
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virtual void reset() {}
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signals:
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void changed();
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};
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class PredicateInterface: public ItemExtender
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{
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Q_OBJECT
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public:
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typedef predicate::Predicate< entity::Entity > Predicate;
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PredicateInterface( TQWidget *w = 0, const char *n = 0 );
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virtual Predicate predicate() = 0;
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signals:
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void predicateAdd( Predicate );
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void predicateDrop( Predicate );
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public slots:
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virtual void setPredicate( const Predicate &p ) {
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m_pred = p;
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predicateChanged();
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}
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virtual void widgetsChanged();
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virtual void predicateChanged() = 0;
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protected:
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predicate::Predicate< entity::Entity > m_pred;
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};
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class FilterItem;
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class FilterList : public ExtendableList
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{
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Q_OBJECT
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public:
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friend class FilterItem;
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typedef predicate::Predicate< entity::Entity > Predicate;
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// typedef std::map< TDEListViewItem *, Predicate > Map;
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FilterList( TQWidget *parent = 0, const char *name = 0 );
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typedef predicate::And< entity::Entity > And;
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void appendPredicate( Predicate p );
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void plugLister( Lister *l );
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void emitPredicateChanged();
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signals:
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void predicateChanged( ListerPredicate p );
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public slots:
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void setPredicate( Predicate p );
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void setHiddenPredicate( Predicate p );
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protected slots:
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void editorPredicateDrop( Predicate );
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void editorPredicateAdd( Predicate );
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void contextMenu( TQListViewItem *, const TQPoint &, int );
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// TQPopupMenu *tagMenu();
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void contextActivated( int );
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// void tagMenuActivated( int );
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void updateHeight();
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protected:
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void drawContents( TQPainter *, int, int, int, int );
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Predicate m_pred;
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Predicate m_hidden;
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FilterItem *m_context;
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bool m_changed;
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Lister *m_lister;
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int m_itemsSeen;
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std::vector< entity::Tag > m_tagMenuMap;
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};
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class FilterItem : public ExtendableItem
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{
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public:
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ItemExtender *createExtender();
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FilterItem( FilterList *l )
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: ExtendableItem( l ), m_delayedDone( false )
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{
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}
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void setup() {
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ExtendableItem::setup();
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if (m_delayedDone)
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return;
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m_delayedDone = true;
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showExtender();
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}
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TQString text( int ) const;
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virtual bool less( const ExtendableItem *other ) const {
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const FilterItem *o = dynamic_cast< const FilterItem * >( other );
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return downcast< InterfacingPredicate >( m_pred ).summary() <
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downcast< InterfacingPredicate >( o->m_pred ).summary();
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}
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void setPredicate( predicate::Predicate< entity::Entity > p ) {
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m_pred = p;
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}
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FilterList::Predicate predicate() const {
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return m_pred;
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}
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FilterList *filterList() { return dynamic_cast< FilterList * >( list() ); }
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void reset() {
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filterList()->editorPredicateDrop( m_pred );
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downcast< InterfacingPredicate >( m_pred ).reset();
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if ( extender() ) {
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downcast< PredicateInterface >( extender() ).setPredicate( m_pred );
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extender()->setFocus();
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}
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filterList()->editorPredicateAdd( m_pred );
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}
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protected:
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predicate::Predicate< entity::Entity > m_pred;
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bool m_delayedDone:1;
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};
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}
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#endif
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