historyprovider.cpp
/* This file is part of the KDE project
Copyright (C) 2001 Carsten Pfeiffer <pfeiffer@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <qdict.h>
#include <kapplication.h>
#include "historyprovider.h"
using namespace KParts;
template class QDict<void>;
HistoryProvider * HistoryProvider::s_self = 0L;
class HistoryProvider::HistoryProviderPrivate
{
public:
HistoryProviderPrivate()
: dict( 1009 ) {}
QDict<void> dict;
};
HistoryProvider * HistoryProvider::self()
{
if ( !s_self )
s_self = new HistoryProvider( kapp, "history provider" );
return s_self;
}
HistoryProvider::HistoryProvider( QObject *parent, const char *name )
: QObject( parent, name )
{
if ( !s_self )
s_self = this;
d = new HistoryProviderPrivate;
}
HistoryProvider::~HistoryProvider()
{
delete d;
if ( s_self == this )
s_self = 0;
}
bool HistoryProvider::contains( const QString& item ) const
{
return (bool) d->dict.find( item );
}
void HistoryProvider::insert( const QString& item )
{
// no need to allocate memory, we only want to have fast lookup, no mapping
d->dict.replace( item, (void*) 1 );
emit inserted( item );
}
void HistoryProvider::remove( const QString& item )
{
(void) d->dict.remove( item );
}
void HistoryProvider::clear()
{
d->dict.clear();
emit cleared();
}
void HistoryProvider::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
#include "historyprovider.moc"
KParts::HistoryProvider::~HistoryProvider
virtual ~HistoryProvider()
Destroys the provider.
Definition: historyprovider.cpp:56
KParts::HistoryProvider::contains
virtual bool contains(const QString &item) const
Definition: historyprovider.cpp:64
KParts::HistoryProvider
Basic class to manage a history of "items".
Definition: historyprovider.h:41
KParts::HistoryProvider::cleared
void cleared()
Emitted after the history has been cleared.
KParts::HistoryProvider::inserted
void inserted(const QString &item)
Emitted after the item has been inserted.
KParts::HistoryProvider::remove
virtual void remove(const QString &item)
Removes item from the history.
Definition: historyprovider.cpp:76
KParts::HistoryProvider::insert
virtual void insert(const QString &item)
Inserts item into the history.
Definition: historyprovider.cpp:69
KParts::HistoryProvider::HistoryProvider
HistoryProvider(QObject *parent=0L, const char *name=0)
Creates a KHistoryProvider with an optional parent and name.
Definition: historyprovider.cpp:47
KParts::HistoryProvider::clear
virtual void clear()
Clears the history.
Definition: historyprovider.cpp:81

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