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115 lines
2.6 KiB
115 lines
2.6 KiB
/* -*- C++ -*- adept/tagfilter.h
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written by Peter Rockai <me@mornfall.net> */
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#include <tdelocale.h>
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#include <tqlayout.h>
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#include <tqtimer.h>
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#include <tqpoint.h>
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#include <apt-front/cache/entity/entity.h>
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#include <apt-front/cache/entity/package.h>
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#include <apt-front/cache/entity/tag.h>
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#include <apt-front/predicate/factory.h>
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#include <adept/quickfilterui.h>
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#include <adept/filterlist.h>
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#include <adept/lister.h>
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#include <adept/taglist.h>
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#include <adept/tagfilterui.h>
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#include <adept/utils.h>
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#ifndef EPT_TAGFILTER_H
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#define EPT_TAGFILTER_H
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namespace adept {
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using namespace Tagcoll;
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template< typename T >
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struct TagFilter : predicate::Implementation< T, TagFilter< T > >,
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InterfacingPredicate, cache::Observer
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{
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typedef cache::entity::Tag Tag;
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TagFilter() {
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setupPredicate();
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observeComponent< cache::component::Tags >();
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}
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void setupPredicate() {
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Cache &cache = cache::Global::get(); // FIXME?
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m_op = predicate::Factory< T >::tagSet( m_wanted );
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for (Tag::Set::iterator i = m_unwanted.begin(); i != m_unwanted.end(); ++i ) {
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m_op = m_op and not predicate::Factory< T >::tag( *i );
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}
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}
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std::string summary() const {
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return u8( i18n( "Tag Filter" ) );
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}
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void parseArguments( const predicate::ArgumentList & ) {}
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bool operator==( const TagFilter &o ) const {
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return o.m_wanted == m_wanted && o.m_unwanted == m_unwanted;
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}
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bool operator()( const T &p ) {
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return m_op( p );
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}
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void setWanted( Tag::Set t ) {
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m_wanted = t;
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setupPredicate();
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}
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void setUnwanted( Tag::Set t ) {
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m_unwanted = t;
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setupPredicate();
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}
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Tag::Set wanted() const { return m_wanted; }
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Tag::Set unwanted() const { return m_unwanted; }
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void notifyPreRebuild( cache::component::Base * ) {
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kdDebug() << "TagFilter pre-rebuild" << endl;
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m_unwanted.clear(); m_wanted.clear();
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}
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void notifyPostRebuild( cache::component::Base * ) {
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Cache &c = cache::Global::get( m_cache );
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setupPredicate();
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}
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virtual void reset() {
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m_wanted.clear();
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m_unwanted.clear();
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setupPredicate();
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}
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protected:
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predicate::Predicate< T > m_op;
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Tag::Set m_wanted;
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Tag::Set m_unwanted;
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};
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class TagFilterWidget : public TagFilterUi
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{
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Q_OBJECT
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public:
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TagFilterWidget( TQWidget *p, const char *n );
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virtual Predicate predicate();
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public slots:
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void predicateChanged();
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void wantedChanged();
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void unwantedChanged();
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protected:
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TagList *m_addingTo;
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std::vector< entity::Tag > m_tagMenuMap;
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};
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}
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#endif
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