khtml_factory.cpp
00001 
00002 
00003 
00004 
00005 
00006 
00007 
00008 
00009 
00010 
00011 
00012 
00013 
00014 
00015 
00016 
00017 
00018 
00019 
00020 
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.