khtml_factory.cpp
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00021 #include "khtml_factory.h"
00022 #include "khtml_part.h"
00023 #include "khtml_settings.h"
00024
00025 #include "css/cssstyleselector.h"
00026 #include "html/html_imageimpl.h"
00027 #include "rendering/render_style.h"
00028 #include "misc/loader.h"
00029
00030 #include <kinstance.h>
00031 #include <kaboutdata.h>
00032 #include <klocale.h>
00033
00034 #include <assert.h>
00035
00036 #include <kdebug.h>
00037
00038 template class QPtrList<KHTMLPart>;
00039
00040 extern "C" void *init_libkhtml()
00041 {
00042
00043
00044
00045
00046
00047
00048
00049
00050
00051
00052
00053
00054 return new KHTMLFactory( true );
00055 }
00056
00057 KHTMLFactory *KHTMLFactory::s_self = 0;
00058 unsigned long int KHTMLFactory::s_refcnt = 0;
00059 KInstance *KHTMLFactory::s_instance = 0;
00060 KAboutData *KHTMLFactory::s_about = 0;
00061 KHTMLSettings *KHTMLFactory::s_settings = 0;
00062 QPtrList<KHTMLPart> *KHTMLFactory::s_parts = 0;
00063 QString *KHTMLSettings::avFamilies = 0;
00064
00065 KHTMLFactory::KHTMLFactory( bool clone )
00066 {
00067 if ( clone )
00068 ref();
00069 }
00070
00071 KHTMLFactory::~KHTMLFactory()
00072 {
00073 if ( s_self == this )
00074 {
00075 assert( !s_refcnt );
00076
00077 delete s_instance;
00078 delete s_about;
00079 delete s_settings;
00080 delete KHTMLSettings::avFamilies;
00081 if ( s_parts )
00082 {
00083 assert( s_parts->isEmpty() );
00084 delete s_parts;
00085 }
00086
00087 s_instance = 0;
00088 s_about = 0;
00089 s_settings = 0;
00090 s_parts = 0;
00091 KHTMLSettings::avFamilies = 0;
00092
00093 kdDebug( 6000 ) << "KHTMLFactory::~KHTMLFactory" << endl;
00094
00095 khtml::CSSStyleSelector::clear();
00096 khtml::RenderStyle::cleanup();
00097 khtml::Cache::clear();
00098 }
00099 else
00100 deref();
00101 }
00102
00103 KParts::Part *KHTMLFactory::createPartObject( QWidget *parentWidget, const char *widgetName, QObject *parent, const char *name, const char *className, const QStringList & )
00104 {
00105 KHTMLPart::GUIProfile prof = KHTMLPart::DefaultGUI;
00106 if ( strcmp( className, "Browser/View" ) == 0 )
00107 prof = KHTMLPart::BrowserViewGUI;
00108
00109 return new KHTMLPart( parentWidget, widgetName, parent, name, prof );
00110 }
00111
00112 void KHTMLFactory::ref()
00113 {
00114 if ( !s_refcnt && !s_self )
00115 {
00116
00117
00118
00119
00120
00121
00122
00123
00124
00125 s_self = new KHTMLFactory;
00126 khtml::Cache::init();
00127 }
00128
00129 s_refcnt++;
00130 }
00131
00132 void KHTMLFactory::deref()
00133 {
00134 if ( !--s_refcnt && s_self )
00135 {
00136 delete s_self;
00137 s_self = 0;
00138 }
00139 }
00140
00141 void KHTMLFactory::registerPart( KHTMLPart *part )
00142 {
00143 if ( !s_parts )
00144 s_parts = new QPtrList<KHTMLPart>;
00145
00146 if ( !s_parts->containsRef( part ) )
00147 {
00148 s_parts->append( part );
00149 ref();
00150 }
00151 }
00152
00153 void KHTMLFactory::deregisterPart( KHTMLPart *part )
00154 {
00155 assert( s_parts );
00156
00157 if ( s_parts->removeRef( part ) )
00158 {
00159 if ( s_parts->isEmpty() )
00160 {
00161 delete s_parts;
00162 s_parts = 0;
00163 }
00164 deref();
00165 }
00166 }
00167
00168 KInstance *KHTMLFactory::instance()
00169 {
00170 assert( s_self );
00171
00172 if ( !s_instance )
00173 {
00174 s_about = new KAboutData( "khtml", I18N_NOOP( "KHTML" ), "4.0",
00175 I18N_NOOP( "Embeddable HTML component" ),
00176 KAboutData::License_LGPL );
00177 s_about->addAuthor( "Lars Knoll", 0, "knoll@kde.org" );
00178 s_about->addAuthor( "Antti Koivisto", 0, "koivisto@kde.org" );
00179 s_about->addAuthor( "Waldo Bastian", 0, "bastian@kde.org" );
00180 s_about->addAuthor( "Dirk Mueller", 0, "mueller@kde.org" );
00181 s_about->addAuthor( "Peter Kelly", 0, "pmk@kde.org" );
00182 s_about->addAuthor( "Torben Weis", 0, "weis@kde.org" );
00183 s_about->addAuthor( "Martin Jones", 0, "mjones@kde.org" );
00184 s_about->addAuthor( "Simon Hausmann", 0, "hausmann@kde.org" );
00185 s_about->addAuthor( "Tobias Anton", 0, "anton@stud.fbi.fh-darmstadt.de" );
00186
00187 s_instance = new KInstance( s_about );
00188 }
00189
00190 return s_instance;
00191 }
00192
00193 KHTMLSettings *KHTMLFactory::defaultHTMLSettings()
00194 {
00195 assert( s_self );
00196 if ( !s_settings )
00197 s_settings = new KHTMLSettings();
00198
00199 return s_settings;
00200 }
00201
00202 using namespace KParts;
00203 #include "khtml_factory.moc"
00204
This file is part of the documentation for khtml Library Version 3.2.0.