/*!
Sets the application-wide default style sheet to \a sheet,
deleting any style sheet previously set. The ownership is
transferred to Q3StyleSheet.
\sa defaultSheet()
*/
void Q3StyleSheet::setDefaultSheet(Q3StyleSheet* sheet)
{
if (defaultsheet != sheet) {
if (defaultsheet)
qt_cleanup_stylesheet.reset();
delete defaultsheet;
}
defaultsheet = sheet;
if (defaultsheet)
qt_cleanup_stylesheet.set(&defaultsheet);
}
/*!
Sets the default \a factory, destroying any previously set mime
source provider. The ownership of the factory is transferred to
Qt.
\sa defaultFactory()
*/
void Q3MimeSourceFactory::setDefaultFactory(Q3MimeSourceFactory* factory)
{
if (!defaultfactory)
qmime_cleanup_factory.set(&defaultfactory);
else if (defaultfactory != factory)
delete defaultfactory;
defaultfactory = factory;
}
/*!
Returns the application-wide default style sheet. This style sheet
is used by rich text rendering classes such as QSimpleRichText,
QWhatsThis and QMessageBox to define the rendering style and
available tags within rich text documents. It also serves as the
initial style sheet for the more complex render widgets, QTextEdit
and QTextBrowser.
\sa setDefaultSheet()
*/
Q3StyleSheet* Q3StyleSheet::defaultSheet()
{
if (!defaultsheet) {
defaultsheet = new Q3StyleSheet();
qt_cleanup_stylesheet.set(&defaultsheet);
}
return defaultsheet;
}
/*!
Returns the application-wide default mime source factory. This
factory is used by rich text rendering classes such as
QSimpleRichText, QWhatsThis and QMessageBox to resolve named
references within rich text documents. It serves also as the
initial factory for the more complex render widgets, QTextEdit and
QTextBrowser.
\sa setDefaultFactory()
*/
Q3MimeSourceFactory* Q3MimeSourceFactory::defaultFactory()
{
if (!defaultfactory)
{
defaultfactory = new Q3MimeSourceFactory();
qmime_cleanup_factory.set(&defaultfactory);
QTextImageHandler::externalLoader = richTextImageLoader;
}
return defaultfactory;
}