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author | Michele Calgaro <[email protected]> | 2020-12-07 22:58:44 +0900 |
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committer | Michele Calgaro <[email protected]> | 2020-12-07 22:58:44 +0900 |
commit | 145abc15d57fb29701a12e8a14dcb9c1fd72e9be (patch) | |
tree | fbb4f2f737ec6f4e8a85bea5f2ca2257d20d7e22 /konqueror/preloader/preloader.cpp | |
parent | d95494d97233919fa0b2eebf60759537b793e05b (diff) | |
download | tdebase-145abc15d57fb29701a12e8a14dcb9c1fd72e9be.tar.gz tdebase-145abc15d57fb29701a12e8a14dcb9c1fd72e9be.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <[email protected]>
Diffstat (limited to 'konqueror/preloader/preloader.cpp')
-rw-r--r-- | konqueror/preloader/preloader.cpp | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/konqueror/preloader/preloader.cpp b/konqueror/preloader/preloader.cpp new file mode 100644 index 000000000..5d87a8b07 --- /dev/null +++ b/konqueror/preloader/preloader.cpp @@ -0,0 +1,151 @@ +/* This file is part of the KDE project + Copyright (C) 2002 Lubos Lunak <[email protected]> + + 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 "preloader.h" +#include "konq_settingsxt.h" + +#include <tdeconfig.h> +#include <dcopref.h> +#include <tdeapplication.h> +#include <dcopclient.h> +#include <kdebug.h> + +KonqyPreloader::KonqyPreloader( const TQCString& obj ) + : KDEDModule( obj ) + { + reconfigure(); + connect( kapp->dcopClient(), TQT_SIGNAL( applicationRemoved( const TQCString& )), + TQT_SLOT( appRemoved( const TQCString& ))); + connect( &check_always_preloaded_timer, TQT_SIGNAL( timeout()), + TQT_SLOT( checkAlwaysPreloaded())); + } + +KonqyPreloader::~KonqyPreloader() + { + updateCount(); + } + +bool KonqyPreloader::registerPreloadedKonqy( TQCString id, int screen ) + { + if( instances.count() >= (uint)KonqSettings::maxPreloadCount() ) + return false; + instances.append( KonqyData( id, screen )); + return true; + } + +TQCString KonqyPreloader::getPreloadedKonqy( int screen ) + { + if( instances.count() == 0 ) + return ""; + for( InstancesList::Iterator it = instances.begin(); + it != instances.end(); + ++it ) + { + if( (*it).screen == screen ) + { + TQCString ret = (*it).id; + instances.remove( it ); + check_always_preloaded_timer.start( 5000, true ); + return ret; + } + } + return ""; + } + +void KonqyPreloader::unregisterPreloadedKonqy( TQCString id_P ) + { + for( InstancesList::Iterator it = instances.begin(); + it != instances.end(); + ++it ) + if( (*it).id == id_P ) + { + instances.remove( it ); + return; + } + } + +void KonqyPreloader::appRemoved( const TQCString& id ) + { + unregisterPreloadedKonqy( id ); + } + +void KonqyPreloader::reconfigure() + { + KonqSettings::self()->readConfig(); + updateCount(); + // Ignore "PreloadOnStartup" here, it's used by the .desktop file + // in the autostart folder, which will do 'konqueror --preload' in autostart + // phase 2. This will also cause activation of this kded module. + } + +void KonqyPreloader::updateCount() + { + while( instances.count() > (uint)KonqSettings::maxPreloadCount() ) + { + KonqyData konqy = instances.first(); + instances.pop_front(); + DCOPRef ref( konqy.id, "KonquerorIface" ); + ref.send( "terminatePreloaded" ); + } + if( KonqSettings::alwaysHavePreloaded() && + KonqSettings::maxPreloadCount() > 0 && + instances.count() == 0 ) + { + if( !check_always_preloaded_timer.isActive()) + { + if( kapp->tdeinitExec( TQString::fromLatin1( "konqueror" ), + TQStringList() << TQString::fromLatin1( "--preload" ), NULL, NULL, "0" ) == 0 ) + { + kdDebug( 1202 ) << "Preloading Konqueror instance" << endl; + check_always_preloaded_timer.start( 5000, true ); + } + // else do nothing, the launching failed + } + } + } + +// have 5s interval between attempts to preload a new konqy +// in order not to start many of them at the same time +void KonqyPreloader::checkAlwaysPreloaded() + { + // TODO here should be detection whether the system is too busy, + // and delaying preloading another konqy in such case + // but I have no idea how to do it + updateCount(); + } + +void KonqyPreloader::unloadAllPreloaded() + { + while( instances.count() > 0 ) + { + KonqyData konqy = instances.first(); + instances.pop_front(); + DCOPRef ref( konqy.id, "KonquerorIface" ); + ref.send( "terminatePreloaded" ); + } + // ignore 'always_have_preloaded' here + } + +extern "C" +KDE_EXPORT KDEDModule *create_konqy_preloader( const TQCString& obj ) + { + return new KonqyPreloader( obj ); + } + +#include "preloader.moc" |