/* This file is part of the KDE project Copyright (C) 2004 Esben Mose Hansen <kde@mosehansen.dk> Copyright (C) by Andrew Stanley-Jones Copyright (C) 2000 by Carsten Pfeiffer <pfeiffer@kde.org> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include <kdebug.h> #include "history.h" #include "historystringitem.h" #include "klipperpopup.h" History::History( TQWidget* parent, const char* name ) : TQObject( parent, name ), m_popup( new KlipperPopup( this, parent, "main_widget" ) ), m_topIsUserSelected( false ) { connect( this, TQT_SIGNAL( changed() ), m_popup, TQT_SLOT( slotHistoryChanged() ) ); itemList.setAutoDelete( true ); } History::~History() { } History::iterator History::youngest() { return iterator( itemList ); } void History::insert( const HistoryItem* item ) { if ( !item ) return; m_topIsUserSelected = false; // Optimisation: Compare with top item. if ( !itemList.isEmpty() && *itemList.first() == *item ) { delete item; return; } remove( item ); forceInsert( item ); emit topChanged(); } void History::forceInsert( const HistoryItem* item ) { if ( !item ) return; itemList.prepend( item ); emit changed(); trim(); } void History::trim() { int i = itemList.count() - max_size(); if ( i <= 0 ) return; while ( i-- ) { itemList.removeLast(); } emit changed(); } void History::remove( const HistoryItem* newItem ) { if ( !newItem ) return; for ( const HistoryItem* item = itemList.first(); item; item=next() ) { if ( *item == *newItem ) { itemList.remove(); emit changed(); return; } } } void History::slotClear() { itemList.clear(); emit changed(); } void History::slotMoveToTop(int pos ) { if ( pos < 0 || static_cast<unsigned>( pos ) >= itemList.count() ) { kdDebug() << "Argument pos out of range: " << pos << endl; return; } m_topIsUserSelected = true; itemList.first(); for ( ; pos; pos-- ) { itemList.next(); } HistoryItem* item = itemList.take(); itemList.prepend( item ); emit changed(); emit topChanged(); } void History::max_size( unsigned max_size ) { m_max_size = max_size; trim(); } KlipperPopup* History::popup() { return m_popup; } #include "history.moc"