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/*
This file is part of kdepim.
Copyright (c) 2005 Will Stephenson <lists@stevello.free-online.co.uk>
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 <kapplication.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kstaticdeleter.h>
#include "clientiface_stub.h"
#include "networkstatuscommon.h"
#include "connectionmanager.h"
// ConnectionManager's private parts
class ConnectionManagerPrivate
{
public:
// this holds the currently active state
ConnectionManager::State m_state;
ClientIface_stub * m_stub;
bool m_userInitiatedOnly;
};
// Connection manager itself
ConnectionManager::ConnectionManager( QObject * parent, const char * name ) : DCOPObject( "ConnectionManager" ),QObject( parent, name )
{
d = new ConnectionManagerPrivate;
d->m_stub = new ClientIface_stub( kapp->dcopClient(), "kded", "networkstatus" );
connectDCOPSignal( "kded", "networkstatus", "statusChange(QString,int)", "slotStatusChanged(QString,int)", false );
d->m_userInitiatedOnly = false;
initialise();
}
ConnectionManager *ConnectionManager::s_self = 0L;
ConnectionManager *ConnectionManager::self()
{
static KStaticDeleter<ConnectionManager> deleter;
if(!s_self)
deleter.setObject( s_self, new ConnectionManager( 0, "connection_manager" ) );
return s_self;
}
void ConnectionManager::initialise()
{
// determine initial state and set the state object accordingly.
d->m_state = Offline;
updateStatus();
}
void ConnectionManager::updateStatus()
{
/*NetworkStatus::EnumStatus daemonStatus = (NetworkStatus::EnumStatus)d->m_stub->status( QString::null );
switch ( daemonStatus )
{
case Offline:
case OfflineFailed:
case OfflineDisconnected:
case ShuttingDown:
if ( d->m_state == Online )
d->m_state = Pending;
else
d->m_state = Offline;
break;
case Establishing:
case Online:
d->m_state = Online;
break;
case NoNetworks:
case Unreachable:
d->m_state = Inactive;
break;
}*/
}
ConnectionManager::~ConnectionManager()
{
delete d;
}
NetworkStatus::EnumStatus ConnectionManager::status( const QString & host )
{
if ( d->m_state == Inactive )
return NetworkStatus::NoNetworks;
else
return NetworkStatus::Offline;
}
NetworkStatus::EnumRequestResult ConnectionManager::requestConnection( QWidget * mainWidget, const QString & host, bool userInitiated )
{
NetworkStatus::EnumRequestResult result;
// if offline and the user has previously indicated they didn't want any new connections, suppress it
if ( d->m_state == Offline && !userInitiated && d->m_userInitiatedOnly )
result = NetworkStatus::UserRefused;
// if offline, ask the user whether this connection should be allowed
if ( d->m_state == Offline )
{
if ( askToConnect( mainWidget ) )
result = (NetworkStatus::EnumRequestResult)d->m_stub->request( host, userInitiated );
else
result = NetworkStatus::UserRefused;
}
// otherwise, just ask for the connection
else
result = (NetworkStatus::EnumRequestResult)d->m_stub->request( host, userInitiated );
return result;
}
void ConnectionManager::relinquishConnection( const QString & host )
{
d->m_stub->relinquish( host );
}
void ConnectionManager::slotStatusChanged( QString host, int status )
{
updateStatus();
// reset user initiated only flag if we are now online
if ( d->m_state == Online )
d->m_userInitiatedOnly = false;
emit statusChanged( host, (NetworkStatus::EnumStatus)status );
}
bool ConnectionManager::askToConnect( QWidget * mainWidget )
{
i18n( "A network connection was disconnected. The application is now in offline mode. Do you want the application to resume network operations when the network is available again?" );
i18n( "This application is currently in offline mode. Do you want to connect?" );
i18n( "Message shown when a network connection failed. The placeholder contains the concrete description of the operation eg 'while performing this operation", "A network connection failed %1. Do you want to place the application in offline mode?" );
return ( KMessageBox::questionYesNo( mainWidget,
i18n("This application is currently in offline mode. Do you want to connect in order to carry out this operation?"),
i18n("Leave Offline Mode?"),
i18n("Connect"), i18n("Do Not Connect"),
QString::fromLatin1("OfflineModeAlwaysGoOnline") ) == KMessageBox::Yes );
}
#include "connectionmanager.moc"
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