resource.cpp

这个是Linux的qt源代码

				}
				prop.type = pType;
				cw->lstProperties.append( prop );
			    }
			}

			total = w->metaObject()->numSlots( TRUE );
			for ( i = 0; i < total; i++ ) {
			    const QMetaData *md = w->metaObject()->slot( i, TRUE );
			    MetaDataBase::Function funky;
			    // Find out if we have a return type.
			    if ( md->method->count > 0 ) {
				const QUParameter p = md->method->parameters[0];
				if ( p.inOut == QUParameter::InOut )
				    funky.returnType = p.type->desc();
			    }

			    funky.function = md->name;
			    funky.language = "C++";
			    switch ( md->access ) {
				case QMetaData::Public:
				    funky.access = "public";
				    break;
				case QMetaData::Protected:
				    funky.access = "protected";
				    break;
				case QMetaData::Private:
				    funky.access = "private";
				    break;
			    }
			    cw->lstSlots.append( funky );
			}
			MetaDataBase::addCustomWidget( cw );
		    }
		    iface2->release();
		}
		iface->release();
	    }
	}
#endif
	if ( !saved )
	    saveChildrenOf( obj, ts, indent );
    }

    indent--;
    ts << closeTag;
}

void Resource::saveItems( QObject *obj, QTextStream &ts, int indent )
{
    if ( obj->inherits( "QListBox" ) || obj->inherits( "QComboBox" ) ) {
	QListBox *lb = 0;
	if ( obj->inherits( "QListBox" ) )
	    lb = (QListBox*)obj;
	else
	    lb = ( (QComboBox*)obj )->listBox();

	QListBoxItem *i = lb->firstItem();
	for ( ; i; i = i->next() ) {
	    ts << makeIndent( indent ) << "<item>" << endl;
	    indent++;
	    QStringList text;
	    text << i->text();
	    QPtrList<QPixmap> pixmaps;
	    if ( i->pixmap() )
		pixmaps.append( i->pixmap() );
	    saveItem( text, pixmaps, ts, indent );
	    indent--;
	    ts << makeIndent( indent ) << "</item>" << endl;
	}
    } else if ( obj->inherits( "QIconView" ) ) {
	QIconView *iv = (QIconView*)obj;

	QIconViewItem *i = iv->firstItem();
	for ( ; i; i = i->nextItem() ) {
	    ts << makeIndent( indent ) << "<item>" << endl;
	    indent++;
	    QStringList text;
	    text << i->text();
	    QPtrList<QPixmap> pixmaps;
	    if ( i->pixmap() )
		pixmaps.append( i->pixmap() );
	    saveItem( text, pixmaps, ts, indent );
	    indent--;
	    ts << makeIndent( indent ) << "</item>" << endl;
	}
    } else if ( obj->inherits( "QListView" ) ) {
	QListView *lv = (QListView*)obj;
	int i;
	for ( i = 0; i < lv->header()->count(); ++i ) {
	    ts << makeIndent( indent ) << "<column>" << endl;
	    indent++;
	    QStringList l;
	    l << lv->header()->label( i );
	    QPtrList<QPixmap> pix;
	    pix.setAutoDelete( TRUE );
	    if ( lv->header()->iconSet( i ) )
		pix.append( new QPixmap( lv->header()->iconSet( i )->pixmap() ) );
	    saveItem( l, pix, ts, indent );
	    ts << makeIndent( indent ) << "<property name=\"clickable\">" << endl;
	    indent++;
	    ts << makeIndent( indent ) << "<bool>" << mkBool( lv->header()->isClickEnabled( i ) )<< "</bool>" << endl;
	    indent--;
	    ts << makeIndent( indent ) << "</property>" << endl;
	    ts << makeIndent( indent ) << "<property name=\"resizable\">" << endl;
	    indent++;
	    ts << makeIndent( indent ) << "<bool>" << mkBool( lv->header()->isResizeEnabled( i ) ) << "</bool>" << endl;
	    indent--;
	    ts << makeIndent( indent ) << "</property>" << endl;
	    indent--;
	    ts << makeIndent( indent ) << "</column>" << endl;
	}
	saveItem( lv->firstChild(), ts, indent - 1 );
    }
#ifndef QT_NO_TABLE
    else if ( obj->inherits( "QTable" ) ) {
	QTable *table = (QTable*)obj;
	int i;
	QMap<QString, QString> columnFields = MetaDataBase::columnFields( table );
	bool isDataTable = table->inherits( "QDataTable" );
	for ( i = 0; i < table->horizontalHeader()->count(); ++i ) {
	    if ( !table->horizontalHeader()->label( i ).isNull() &&
		 table->horizontalHeader()->label( i ).toInt() != i + 1 ||
		 table->horizontalHeader()->iconSet( i ) ||
		  isDataTable ) {
		ts << makeIndent( indent ) << "<column>" << endl;
		indent++;
		QStringList l;
		l << table->horizontalHeader()->label( i );
		QPtrList<QPixmap> pix;
		pix.setAutoDelete( TRUE );
		if ( table->horizontalHeader()->iconSet( i ) )
		    pix.append( new QPixmap( table->horizontalHeader()->iconSet( i )->pixmap() ) );
		saveItem( l, pix, ts, indent );
		if ( table->inherits( "QDataTable" ) && !columnFields.isEmpty() ) {
		    ts << makeIndent( indent ) << "<property name=\"field\">" << endl;
		    indent++;
		    ts << makeIndent( indent ) << "<string>" << entitize( *columnFields.find( l[ 0 ] ) ) << "</string>" << endl;
		    indent--;
		    ts << makeIndent( indent ) << "</property>" << endl;
		}
		indent--;
		ts << makeIndent( indent ) << "</column>" << endl;
	    }
	}
	for ( i = 0; i < table->verticalHeader()->count(); ++i ) {
	    if ( !table->verticalHeader()->label( i ).isNull() &&
		 table->verticalHeader()->label( i ).toInt() != i + 1 ||
		 table->verticalHeader()->iconSet( i ) ) {
		ts << makeIndent( indent ) << "<row>" << endl;
		indent++;
		QStringList l;
		l << table->verticalHeader()->label( i );
		QPtrList<QPixmap> pix;
		pix.setAutoDelete( TRUE );
		if ( table->verticalHeader()->iconSet( i ) )
		    pix.append( new QPixmap( table->verticalHeader()->iconSet( i )->pixmap() ) );
		saveItem( l, pix, ts, indent );
		indent--;
		ts << makeIndent( indent ) << "</row>" << endl;
	    }
	}
    }
#endif
}

void Resource::saveItem( QListViewItem *i, QTextStream &ts, int indent )
{
    QListView *lv = i->listView();
    while ( i ) {
	ts << makeIndent( indent ) << "<item>" << endl;
	indent++;

	QPtrList<QPixmap> pixmaps;
	QStringList textes;
	for ( int c = 0; c < lv->columns(); ++c ) {
	    pixmaps.append( i->pixmap( c ) );
	    textes << i->text( c );
	}
	saveItem( textes, pixmaps, ts, indent );

	if ( i->firstChild() )
	    saveItem( i->firstChild(), ts, indent );

	indent--;
	ts << makeIndent( indent ) << "</item>" << endl;
	i = i->nextSibling();
    }
}

void Resource::savePixmap( const QPixmap &p, QTextStream &ts, int indent, const QString &tagname )
{
    if ( p.isNull() ) {
	ts << makeIndent( indent ) << "<" << tagname << "></"  << tagname << ">" << endl;
	return;
    }

    if ( formwindow && formwindow->savePixmapInline() )
	ts << makeIndent( indent ) << "<" << tagname << ">" << saveInCollection( p ) << "</" << tagname << ">" << endl;
    else if ( formwindow && formwindow->savePixmapInProject() )
	ts << makeIndent( indent ) << "<" << tagname << ">" << MetaDataBase::pixmapKey( formwindow, p.serialNumber() )
	   << "</" << tagname << ">" << endl;
    else
	ts << makeIndent( indent ) << "<" << tagname << ">" << MetaDataBase::pixmapArgument( formwindow, p.serialNumber() )
	   << "</" << tagname << ">" << endl;
}

QPixmap Resource::loadPixmap( const QDomElement &e, const QString &/*tagname*/ )
{
    QString arg = e.firstChild().toText().data();

    if ( formwindow && formwindow->savePixmapInline() ) {
	QImage img = loadFromCollection( arg );
	QPixmap pix;
	pix.convertFromImage( img );
	MetaDataBase::setPixmapArgument( formwindow, pix.serialNumber(), arg );
	return pix;
    } else if ( formwindow && formwindow->savePixmapInProject() ) {
	QPixmap pix;
	if ( mainwindow && mainwindow->currProject() ) {
	    pix = mainwindow->currProject()->pixmapCollection()->pixmap( arg );
	} else {
	    pix = QPixmap::fromMimeSource( "designer_image.png" );
	    // we have to force the pixmap to get a new and unique serial number. Unfortunately detatch() doesn't do that
	    pix.convertFromImage( pix.convertToImage() );
	}

	MetaDataBase::setPixmapKey( formwindow, pix.serialNumber(), arg );
	return pix;
    }
    QPixmap pix = QPixmap::fromMimeSource( "designer_image.png" );
    // we have to force the pixmap to get a new and unique serial number. Unfortunately detatch() doesn't do that
    pix.convertFromImage( pix.convertToImage() );
    MetaDataBase::setPixmapArgument( formwindow, pix.serialNumber(), arg );
    return pix;
}

void Resource::saveItem( const QStringList &text,
			 const QPtrList<QPixmap> &pixmaps, QTextStream &ts,
			 int indent )
{
    QStringList::ConstIterator it = text.begin();
    for ( ; it != text.end(); ++it ) {
	ts << makeIndent( indent ) << "<property name=\"text\">" << endl;
	indent++;
	ts << makeIndent( indent ) << "<string>" << entitize( *it ) << "</string>" << endl;
	indent--;
	ts << makeIndent( indent ) << "</property>" << endl;
    }

    for ( int i = 0; i < (int)pixmaps.count(); ++i ) {
	QPixmap *p = ( (QPtrList<QPixmap>)pixmaps ).at( i );
	ts << makeIndent( indent ) << "<property name=\"pixmap\">" << endl;
	indent++;
	if ( p )
	    savePixmap( *p, ts, indent );
	else
	    savePixmap( QPixmap(), ts, indent );
	indent--;
	ts << makeIndent( indent ) << "</property>" << endl;
    }
}

void Resource::saveChildrenOf( QObject* obj, QTextStream &ts, int indent )
{
    const QObjectList *l = obj->children();
    if ( !l )
	return; // no children to save

    QString closeTag;
    // if the widget has a layout we pretend that all widget's childs are childs of the layout - makes the structure nicer
    QLayout *layout = 0;
    QDesignerGridLayout* grid = 0;
    if ( !obj->inherits( "QSplitter" ) &&
	 WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( obj ) ) ) &&
	 obj->isWidgetType() &&
	 WidgetFactory::layoutType( (QWidget*)obj, layout ) != WidgetFactory::NoLayout ) {
	WidgetFactory::LayoutType lay = WidgetFactory::layoutType( (QWidget*)obj, layout );
	switch ( lay ) {
	case WidgetFactory::HBox:
	    closeTag = makeIndent( indent ) + "</hbox>";
	    ts << makeIndent( indent ) << "<hbox>" << endl;
	    ++indent;
	    break;
	case WidgetFactory::VBox:
	    closeTag = makeIndent( indent ) + "</vbox>";
	    ts << makeIndent( indent ) << "<vbox>" << endl;
	    ++indent;
	    break;
	case WidgetFactory::Grid:
	    closeTag = makeIndent( indent ) + "</grid>";
	    ts << makeIndent( indent ) << "<grid>" << endl;
	    ++indent;
	    grid = (QDesignerGridLayout*) layout;
	    break;
	default:
	    break;
	}

	// save properties of layout
	if ( lay != WidgetFactory::NoLayout )
	    saveObjectProperties( layout, ts, indent );

    }

    QObject *o = 0;
    for ( QPtrListIterator<QObject> it ( *l ); ( o = it.current() ); ++it )
	if ( !QString( o->name() ).startsWith( "qt_dead_widget_" ) )
	    saveObject( o, grid, ts, indent );
    if ( !closeTag.isEmpty() ) {
	indent--;
	ts << closeTag << endl;
    }
}

void Resource::saveObjectProperties( QObject *w, QTextStream &ts, int indent )
{
    QStringList saved;
    QStringList changed;
    changed = MetaDataBase::changedProperties( w );
    if ( w->isWidgetType() ) {
	if ( ::qt_cast<Spacer*>(w) ) {
	    if ( !changed.contains( "sizeHint" ) )
		changed << "sizeHint";
	    if ( !changed.contains( "geometry" ) )
		changed << "geometry";
 	} else {
	    QToolButton *tb = ::qt_cast<QToolButton*>(w);
	    if ( tb && !tb->iconSet().isNull() ) {
		changed << "iconSet";
	    }
	}
    } else if ( w->inherits( "QLayout" ) ) {
	if ( MetaDataBase::spacing( WidgetFactory::containerOfWidget( WidgetFactory::layoutParent( (QLayout*)w ) ) ) > -1 )
	    changed << "spacing";
	if ( MetaDataBase::margin( WidgetFactory::containerOfWidget( WidgetFactory::layoutParent( (QLayout*)w ) ) ) > -1 )
	    changed << "margin";
	if ( MetaDataBase::resizeMode( WidgetFactory::containerOfWidget( WidgetFactory::layoutParent( (QLayout*)w ) ) ) != "Auto"
	     && !MetaDataBase::resizeMode( WidgetFactory::containerOfWidget( WidgetFactory::layoutParent( (QLayout*)w ) ) ).isEmpty() )
	    changed << "resizeMode";
    }

    if ( w == formwindow->mainContainer() ) {
	if ( changed.findIndex( "geometry" ) == -1 )
	    changed << "geometry";
	if ( changed.findIndex( "caption" ) == -1 )
	    changed << "caption";
    }

    if ( changed.isEmpty() )
	    return;

    bool inLayout = w != formwindow->mainContainer() && !copying && w->isWidgetType() && ( (QWidget*)w )->parentWidget() &&
		    WidgetFactory::layoutType( ( (QWidget*)w )->parentWidget() ) != WidgetFactory::NoLayout;

    QStrList lst = w->metaObject()->propertyNames( !w->inherits( "Spacer" ) );