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Diffstat (limited to 'krdc/maindialogwidget.cpp')
| -rw-r--r-- | krdc/maindialogwidget.cpp | 359 |
1 files changed, 359 insertions, 0 deletions
diff --git a/krdc/maindialogwidget.cpp b/krdc/maindialogwidget.cpp new file mode 100644 index 00000000..8bc86c39 --- /dev/null +++ b/krdc/maindialogwidget.cpp @@ -0,0 +1,359 @@ +/* This file is part of the KDE project + Copyright (C) 2002-2003 Tim Jansen <[email protected]> + Copyright (C) 2003-2004 Nadeem Hasan <[email protected]> + + 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <qregexp.h> +#include <qtimer.h> + +#include <kcombobox.h> +#include <kdebug.h> +#include <klineedit.h> +#include <klistview.h> +#include <klocale.h> +#include <kmessagebox.h> +#include <kpushbutton.h> + +#include "hostpreferences.h" +#include "maindialogwidget.h" + +static const QString DEFAULT_SCOPE = "default"; + +class UrlListViewItem : public KListViewItem +{ + public: + UrlListViewItem( QListView *v, const QString &url, const QString &host, + const QString &protocol, const QString &type, const QString &userid, + const QString &fullname, const QString &desc, + const QString &serviceid ) + : KListViewItem( v, host, i18n( "unknown" ), host, protocol ), + m_url( url ), m_serviceid( serviceid ) + { + if ( !type.isNull() ) + { + //User connects to somebody else's desktop, used for krfb + if ( type.lower() == "shared" ) + setText( 1, i18n( "Shared Desktop" ) ); + //User connects to desktop that exists only on the network + else if ( type.lower() == "private" ) + setText( 1, i18n( "Standalone Desktop" ) ); + } + if ( !desc.isNull() ) + setText( 0, desc ); + if ( ( !userid.isEmpty() ) && ( !fullname.isEmpty() ) ) + setText( 0, QString( "%1 (%2)" ).arg( fullname ).arg( userid ) ); + else if ( !userid.isNull() ) + setText( 0, userid ); + else if ( !fullname.isNull() ) + setText( 0, fullname ); + } + + QString url() + { + return m_url; + } + const QString& serviceid() const + { + return m_serviceid; + } + + protected: + QString m_url; + QString m_serviceid; +}; + +MainDialogWidget::MainDialogWidget( QWidget *parent, const char *name ) + : MainDialogBase( parent, name ), + m_scanning( false ) +{ + HostPreferences *hp = HostPreferences::instance(); + QStringList list; + + list = hp->serverCompletions(); + m_serverInput->completionObject()->setItems( list ); + list = hp->serverHistory(); + m_serverInput->setHistoryItems( list ); + + m_searchInput->setTrapReturnKey( true ); + + connect( m_browsingView, + SIGNAL( selectionChanged( QListViewItem * ) ), + SLOT( itemSelected( QListViewItem * ) ) ); + connect( m_browsingView, + SIGNAL( doubleClicked( QListViewItem *, const QPoint &, int ) ), + SLOT( itemDoubleClicked( QListViewItem * ) ) ); + connect( m_scopeCombo, + SIGNAL( activated( const QString & ) ), + SLOT( scopeSelected( const QString & ) ) ); + connect( m_serverInput, + SIGNAL( returnPressed( const QString & ) ), + SLOT( rescan() ) ); + + bool showBrowse = hp->showBrowsingPanel(); + enableBrowsingArea( showBrowse ); + + m_locator_dnssd = new DNSSD::ServiceBrowser(QStringList::split(',',"_rfb._tcp,_rdp._tcp"),0,DNSSD::ServiceBrowser::AutoResolve); + connect(m_locator_dnssd,SIGNAL(serviceAdded(DNSSD::RemoteService::Ptr)), + SLOT(addedService(DNSSD::RemoteService::Ptr))); + connect(m_locator_dnssd,SIGNAL(serviceRemoved(DNSSD::RemoteService::Ptr)), + SLOT(removedService(DNSSD::RemoteService::Ptr))); + m_locator_dnssd->startBrowse(); + + adjustSize(); +} + +MainDialogWidget::~MainDialogWidget() +{ + delete m_locator_dnssd; +} + +void MainDialogWidget::save() +{ + HostPreferences *hp = HostPreferences::instance(); + QStringList list; + + m_serverInput->addToHistory( m_serverInput->currentText() ); + list = m_serverInput->completionObject()->items(); + hp->setServerCompletions( list ); + list = m_serverInput->historyItems(); + hp->setServerHistory( list ); + + hp->setShowBrowsingPanel( m_browsingPanel->isVisible() ); +} + +void MainDialogWidget::setRemoteHost( const QString &host ) +{ + m_serverInput->setEditText( host ); +} + +QString MainDialogWidget::remoteHost() +{ + return m_serverInput->currentText(); +} + +void MainDialogWidget::hostChanged( const QString &text ) +{ + emit hostValid(text.contains(QRegExp(":[0-9]+$")) || + text.contains(QRegExp("^vnc:/.+")) || + text.contains(QRegExp("^rdp:/.+"))); +} + +void MainDialogWidget::toggleBrowsingArea() +{ + enableBrowsingArea(!m_browsingPanel->isVisible()); +} + +void MainDialogWidget::enableBrowsingArea( bool enable ) +{ + int hOffset = 0; + if (enable) + { + m_browsingPanel->show(); + m_browsingPanel->setMaximumSize(1000, 1000); + m_browsingPanel->setEnabled(true); + m_browseButton->setText(m_browseButton->text().replace(">>", "<<")); + } + else + { + hOffset = m_browsingPanel->height(); + m_browsingPanel->hide(); + m_browsingPanel->setMaximumSize(0, 0); + m_browsingPanel->setEnabled(false); + m_browseButton->setText(m_browseButton->text().replace("<<", ">>")); + int h = minimumSize().height()-hOffset; + setMinimumSize(minimumSize().width(), (h > 0) ? h : 0); + resize(width(), height()-hOffset); + + QTimer::singleShot( 0, parentWidget(), SLOT( adjustSize() ) ); + } + + if (enable) + rescan(); +} + +void MainDialogWidget::itemSelected( QListViewItem *item ) +{ + UrlListViewItem *u = ( UrlListViewItem* ) item; + QRegExp rx( "^service:remotedesktop\\.kde:([^;]*)" ); + if ( rx.search( u->url() ) < 0 ) + m_serverInput->setCurrentText( u->url()); + else m_serverInput->setCurrentText( rx.cap( 1 ) ); +} + +void MainDialogWidget::itemDoubleClicked( QListViewItem *item ) +{ + itemSelected( item ); + emit accept(); +} + +void MainDialogWidget::scopeSelected( const QString &scope ) +{ + QString s = scope; + if ( s == i18n( "default" ) ) + s = DEFAULT_SCOPE; + + if ( m_scope == s ) + return; + m_scope = s; + rescan(); +} + +void MainDialogWidget::rescan() +{ + QStringList scopeList; + + if ( m_scanning ) + return; + m_scanning = true; + m_rescanButton->setEnabled( false ); + m_scopeCombo->setEnabled( false ); + if ( !ensureLocatorOpen() ) + return; + + m_browsingView->clear(); + + QString filter; + if ( !m_searchInput->text().stripWhiteSpace().isEmpty() ) { + QString ef = KServiceLocator::escapeFilter( + m_searchInput->text().stripWhiteSpace() ); + filter = "(|(|(description=*"+ef+"*)(username=*"+ef+"*))(fullname=*"+ef+"*))"; + } + + if ( !m_locator->findServices( "service:remotedesktop.kde", + filter, m_scope ) ) { + kdWarning() << "Failure in findServices()" << endl; + errorScanning(); + return; + } +} + +bool MainDialogWidget::ensureLocatorOpen() +{ + if ( m_locator ) + return true; + + m_locator = new KServiceLocator(); + + if ( !m_locator->available() ) { +#ifdef HAVE_SLP + KMessageBox::error( 0, + i18n( "Browsing the network is not possible. You probably " + "did not install SLP support correctly." ), + i18n( "Browsing Not Possible" ), false ); +#endif + return false; + } + + connect( m_locator, SIGNAL( foundService( QString,int ) ), + SLOT( foundService( QString,int ) ) ); + connect( m_locator, SIGNAL( lastServiceSignal( bool ) ), + SLOT( lastSignalServices( bool ) ) ); + connect( m_locator, SIGNAL( foundScopes( QStringList ) ), + SLOT( foundScopes( QStringList ) ) ); + return true; +} + +void MainDialogWidget::errorScanning() +{ + KMessageBox::error( 0, + i18n( "An error occurred while scanning the network." ), + i18n( "Error While Scanning" ), false ); + finishScanning(); +} + +void MainDialogWidget::finishScanning() +{ + m_rescanButton->setEnabled( true ); + m_scopeCombo->setEnabled( true ); + m_scanning = false; +} + +void MainDialogWidget::foundService( QString url, int ) +{ + QRegExp rx( "^service:remotedesktop\\.kde:(\\w+)://([^;]+);(.*)$" ); + + if ( rx.search( url ) < 0 ) + { + rx = QRegExp( "^service:remotedesktop\\.kde:(\\w+)://(.*)$" ); + if ( rx.search( url ) < 0 ) + return; + } + + QMap<QString,QString> map; + KServiceLocator::parseAttributeList( rx.cap( 3 ), map ); + + new UrlListViewItem( m_browsingView, url, rx.cap( 2 ), rx.cap( 1 ), + KServiceLocator::decodeAttributeValue( map[ "type" ] ), + KServiceLocator::decodeAttributeValue( map[ "username" ] ), + KServiceLocator::decodeAttributeValue( map[ "fullname" ] ), + KServiceLocator::decodeAttributeValue( map[ "description" ] ), + KServiceLocator::decodeAttributeValue( map[ "serviceid" ] ) ); +} + +void MainDialogWidget::addedService( DNSSD::RemoteService::Ptr service ) +{ +QString type = service->type().mid(1,3); +if (type == "rfb") type = "vnc"; +QString url = type+"://"+service->hostName()+":"+QString::number(service->port()); +new UrlListViewItem( m_browsingView, url, service->serviceName(), + type.upper(),service->textData()["type"], + service->textData()["u"],service->textData()["fullname"], + service->textData()["description"],service->serviceName()+service->domain()); +} + +void MainDialogWidget::removedService( DNSSD::RemoteService::Ptr service ) +{ + QListViewItemIterator it( m_browsingView ); + while ( it.current() ) { + if ( ((UrlListViewItem*)it.current())->serviceid() == service->serviceName()+service->domain() ) + delete it.current(); + else ++it; + } +} + + +void MainDialogWidget::lastSignalServices( bool success ) +{ + if ( !success ) + { + errorScanning(); + return; + } + + if ( !m_locator->findScopes() ) + { + kdWarning() << "Failure in findScopes()" << endl; + errorScanning(); + } +} + +void MainDialogWidget::foundScopes( QStringList scopeList ) +{ + int di = scopeList.findIndex( DEFAULT_SCOPE ); + if ( di >= 0 ) + scopeList[ di ] = i18n( "default" ); + + int ct = scopeList.findIndex( m_scopeCombo->currentText() ); + m_scopeCombo->clear(); + m_scopeCombo->insertStringList( scopeList ); + if ( ct >= 0 ) + m_scopeCombo->setCurrentItem( ct ); + finishScanning(); +} + +#include "maindialogwidget.moc" |