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154 lines
4.5 KiB
154 lines
4.5 KiB
15 years ago
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#include <kapplication.h>
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#include <kdebug.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <kstaticdeleter.h>
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#include "clientiface_stub.h"
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#include "networkstatuscommon.h"
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#include "connectionmanager.h"
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// ConnectionManager's private parts
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class ConnectionManagerPrivate
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{
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public:
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// this holds the currently active state
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ConnectionManager::State m_state;
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ClientIface_stub * m_stub;
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bool m_userInitiatedOnly;
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};
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// Connection manager itself
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ConnectionManager::ConnectionManager( QObject * parent, const char * name ) : DCOPObject( "ConnectionManager" ),QObject( parent, name )
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{
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d = new ConnectionManagerPrivate;
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d->m_stub = new ClientIface_stub( kapp->dcopClient(), "kded", "networkstatus" );
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connectDCOPSignal( "kded", "networkstatus", "statusChange(QString,int)", "slotStatusChanged(QString,int)", false );
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d->m_userInitiatedOnly = false;
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initialise();
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}
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ConnectionManager *ConnectionManager::s_self = 0L;
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ConnectionManager *ConnectionManager::self()
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{
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static KStaticDeleter<ConnectionManager> deleter;
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if(!s_self)
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deleter.setObject( s_self, new ConnectionManager( 0, "connection_manager" ) );
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return s_self;
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}
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void ConnectionManager::initialise()
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{
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// determine initial state and set the state object accordingly.
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d->m_state = Inactive;
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updateStatus();
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}
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void ConnectionManager::updateStatus()
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{
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NetworkStatus::EnumStatus daemonStatus = (NetworkStatus::EnumStatus)d->m_stub->status( QString::null );
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kdDebug() << k_funcinfo << endl;
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switch ( daemonStatus )
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{
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case NetworkStatus::Offline:
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case NetworkStatus::OfflineFailed:
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case NetworkStatus::OfflineDisconnected:
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case NetworkStatus::ShuttingDown:
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if ( d->m_state == Online )
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{
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kdDebug() << "STATE IS PENDING" << endl;
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d->m_state = Pending;
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}
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else
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{
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kdDebug() << "STATE IS OFFLINE" << endl;
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d->m_state = Offline;
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}
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break;
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case NetworkStatus::Establishing:
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case NetworkStatus::Online:
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kdDebug() << "STATE IS ONLINE" << endl;
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d->m_state = Online;
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break;
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case NetworkStatus::NoNetworks:
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case NetworkStatus::Unreachable:
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kdDebug() << "STATE IS INACTIVE" << endl;
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d->m_state = Inactive;
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break;
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}
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}
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ConnectionManager::~ConnectionManager()
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{
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delete d;
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}
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NetworkStatus::EnumStatus ConnectionManager::status( const QString & host )
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{
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// need also to check that the daemon hasn't died
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updateStatus();
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if ( d->m_state == Pending )
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return NetworkStatus::Offline;
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if ( d->m_state == Online )
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return NetworkStatus::Online;
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if ( d->m_state == Offline )
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return NetworkStatus::Offline;
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return NetworkStatus::NoNetworks;
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}
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NetworkStatus::EnumRequestResult ConnectionManager::requestConnection( QWidget * mainWidget, const QString & host, bool userInitiated )
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{
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kdDebug() << k_funcinfo << endl;
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NetworkStatus::EnumRequestResult result;
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// if offline and the user has previously indicated they didn't want any new connections, suppress it
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if ( d->m_state == Offline && !userInitiated && d->m_userInitiatedOnly )
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result = NetworkStatus::UserRefused;
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// if offline, ask the user whether this connection should be allowed
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if ( d->m_state == Offline )
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{
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if ( askToConnect( mainWidget ) )
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//result = NetworkStatus::Connected;
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result = (NetworkStatus::EnumRequestResult)d->m_stub->request( host, userInitiated );
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else
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result = NetworkStatus::UserRefused;
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}
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// otherwise, just ask for the connection
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else
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result = (NetworkStatus::EnumRequestResult)d->m_stub->request( host, userInitiated );
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return result;
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}
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void ConnectionManager::relinquishConnection( const QString & host )
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{
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d->m_stub->relinquish( host );
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}
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void ConnectionManager::slotStatusChanged( QString host, int status )
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{
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kdDebug() << k_funcinfo << endl;
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updateStatus();
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// reset user initiated only flag if we are now online
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if ( d->m_state == Online )
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d->m_userInitiatedOnly = false;
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emit statusChanged( host, (NetworkStatus::EnumStatus)status );
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}
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bool ConnectionManager::askToConnect( QWidget * mainWidget )
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{
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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?" );
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i18n( "This application is currently in offline mode. Do you want to connect?" );
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return ( KMessageBox::questionYesNo( mainWidget,
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i18n("This application is currently in offline mode. Do you want to connect in order to carry out this operation?"),
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i18n("Leave Offline Mode?"),
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i18n("Connect"), i18n("Stay Offline"),
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QString::fromLatin1("OfflineModeAlwaysGoOnline") ) == KMessageBox::Yes );
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}
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#include "connectionmanager.moc"
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