/* This file is part of the KDE libraries Copyright (C) 2002 David Faure <faure@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 version 2 as published by the Free Software Foundation. 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. */ // // File previews configuration // #include <tqcheckbox.h> #include <tqlabel.h> #include <tqlayout.h> #include <tqwhatsthis.h> #include <dcopclient.h> #include <tdeapplication.h> #include <tdeconfig.h> #include <kdialog.h> #include <tdeglobal.h> #include <tdelistview.h> #include <tdelocale.h> #include <knuminput.h> #include <kprotocolinfo.h> #include "previews.h" //----------------------------------------------------------------------------- class PreviewCheckListItem : public TQCheckListItem { public: PreviewCheckListItem( TQListView *parent, const TQString &text ) : TQCheckListItem( parent, text, CheckBoxController ) {} PreviewCheckListItem( TQListViewItem *parent, const TQString &text ) : TQCheckListItem( parent, text, CheckBox ) {} protected: void stateChange( bool ) { static_cast<KPreviewOptions *>( listView()->parent() )->changed(); } }; KPreviewOptions::KPreviewOptions( TQWidget *parent, const char */*name*/ ) : TDECModule( parent, "kcmkonq" ) { TQVBoxLayout *lay = new TQVBoxLayout(this, 0, KDialog::spacingHint()); lay->addWidget( new TQLabel( i18n("<p>Allow previews, \"Folder Icons Reflect Contents\", and " "retrieval of meta-data on protocols:</p>"), this ) ); setQuickHelp( i18n("<h1>Preview Options</h1> Here you can modify the behavior " "of Konqueror when it shows the files in a folder." "<h2>The list of protocols:</h2> Check the protocols over which " "previews should be shown; uncheck those over which they should not. " "For instance, you might want to show previews over SMB if the local " "network is fast enough, but you might disable it for FTP if you often " "visit very slow FTP sites with large images." "<h2>Maximum File Size:</h2> Select the maximum file size for which " "previews should be generated. For instance, if set to 10 MB (the default), " "no preview will be generated for files bigger than 10 MB, for speed reasons.")); // Listview containing checkboxes for all protocols that support listing TDEListView *listView = new TDEListView( this, "listView" ); listView->addColumn( i18n( "Select Protocols" ) ); listView->setFullWidth( true ); TQHBoxLayout *hbox = new TQHBoxLayout( lay ); hbox->addWidget( listView ); hbox->addStretch(); PreviewCheckListItem *localItems = new PreviewCheckListItem( listView, i18n( "Local Protocols" ) ); PreviewCheckListItem *inetItems = new PreviewCheckListItem( listView, i18n( "Internet Protocols" ) ); TQStringList protocolList = KProtocolInfo::protocols(); protocolList.sort(); TQStringList::Iterator it = protocolList.begin(); KURL url; url.setPath("/"); for ( ; it != protocolList.end() ; ++it ) { url.setProtocol( *it ); if ( KProtocolInfo::supportsListing( url ) ) { TQCheckListItem *item; if ( KProtocolInfo::protocolClass( *it ) == ":local" ) item = new PreviewCheckListItem( localItems, ( *it ) ); else item = new PreviewCheckListItem( inetItems, ( *it ) ); m_items.append( item ); } } listView->setOpen( localItems, true ); listView->setOpen( inetItems, true ); TQWhatsThis::add( listView, i18n("This option makes it possible to choose when the file previews, " "smart folder icons, and meta-data in the File Manager should be activated.\n" "In the list of protocols that appear, select which ones are fast " "enough for you to allow previews to be generated.") ); TQLabel *label = new TQLabel( i18n( "&Maximum file size:" ), this ); lay->addWidget( label ); m_maxSize = new KDoubleNumInput( this ); m_maxSize->setSuffix( i18n(" MB") ); m_maxSize->setPrecision( 1 ); m_maxSize->setRange( 0.2, 100, 0.2, true ); label->setBuddy( m_maxSize ); lay->addWidget( m_maxSize ); connect( m_maxSize, TQT_SIGNAL( valueChanged(double) ), TQT_SLOT( changed() ) ); m_boostSize = new TQCheckBox(i18n("&Increase size of previews relative to icons"), this); connect( m_boostSize, TQT_SIGNAL( toggled(bool) ), TQT_SLOT( changed() ) ); lay->addWidget(m_boostSize); m_useFileThumbnails = new TQCheckBox(i18n("&Use thumbnails embedded in files"), this); connect( m_useFileThumbnails, TQT_SIGNAL( toggled(bool) ), TQT_SLOT( changed() ) ); lay->addWidget(m_useFileThumbnails); TQWhatsThis::add( m_useFileThumbnails, i18n("Select this to use thumbnails that are found inside some " "file types (e.g. JPEG). This will increase speed and reduce " "disk usage. Deselect it if you have files that have been processed " "by programs which create inaccurate thumbnails, such as ImageMagick.") ); lay->addWidget( new TQWidget(this), 10 ); load(); } // Default: 10 MB #define DEFAULT_MAXSIZE (1024*1024*10) void KPreviewOptions::load(bool useDefaults) { // *** load and apply to GUI *** TDEGlobal::config()->setReadDefaults(useDefaults); TDEConfigGroup group( TDEGlobal::config(), "PreviewSettings" ); TQPtrListIterator<TQCheckListItem> it( m_items ); for ( ; it.current() ; ++it ) { TQString protocol( it.current()->text() ); if ( ( protocol == "file" ) && ( !group.hasKey ( protocol ) ) ) // file should be enabled in case is not defined because if not so // than preview's lost when size is changed from default one it.current()->setOn( true ); else it.current()->setOn( group.readBoolEntry( protocol, false ) ); } // config key is in bytes (default value 10MB), numinput is in MB m_maxSize->setValue( ((double)group.readNumEntry( "MaximumSize", DEFAULT_MAXSIZE )) / (1024*1024) ); m_boostSize->setChecked( group.readBoolEntry( "BoostSize", false /*default*/ ) ); m_useFileThumbnails->setChecked( group.readBoolEntry( "UseFileThumbnails", true /*default*/ ) ); TDEGlobal::config()->setReadDefaults(false); } void KPreviewOptions::load() { load(false); } void KPreviewOptions::defaults() { load(true); } void KPreviewOptions::save() { TDEConfigGroup group( TDEGlobal::config(), "PreviewSettings" ); TQPtrListIterator<TQCheckListItem> it( m_items ); for ( ; it.current() ; ++it ) { TQString protocol( it.current()->text() ); group.writeEntry( protocol, it.current()->isOn(), true, true ); } // config key is in bytes, numinput is in MB group.writeEntry( "MaximumSize", tqRound( m_maxSize->value() *1024*1024 ), true, true ); group.writeEntry( "BoostSize", m_boostSize->isChecked(), true, true ); group.writeEntry( "UseFileThumbnails", m_useFileThumbnails->isChecked(), true, true ); group.sync(); // Send signal to konqueror // Warning. In case something is added/changed here, keep kfmclient in sync TQByteArray data; if ( !kapp->dcopClient()->isAttached() ) kapp->dcopClient()->attach(); kapp->dcopClient()->send( "konqueror*", "KonquerorIface", "reparseConfiguration()", data ); } TQString KPreviewOptions::handbookSection() const { return "fileman-previews"; } void KPreviewOptions::changed() { emit TDECModule::changed(true); } #include "previews.moc"