ncreportdesignerresourcehandler.cpp

基于QT的报表工具

	pasteOffset = 0;
	if ( !designArea )
		return FALSE;
	
	QDomNode n = e.firstChild();
	QDomElement widgetelement; // = e.firstChild().toElement();
	
#ifdef REPORTDESIGNER_DEBUG
	QTime t;
	t.start();
#endif		
	while ( !n.isNull() ) {
		
		if ( n.nodeType() == QDomNode::ElementNode ) {
			
			widgetelement = n.toElement();
			
			QWidget *w = NCReportDesignerWidgetFactory::create( widgetelement, designArea, 0, FALSE );
#ifdef REPORTDESIGNER_DEBUG
	qDebug("NCReportDesignerWidgetFactory::create() time: %i", t.elapsed() );
#endif		
			if ( w ) {
			
				NCReportDesignerWidget *dw =0;
				if ( ::qt_cast<NCReportDesignerWidget*>(w) )
					dw = (NCReportDesignerWidget*)w;
				
#ifdef REPORTDESIGNER_DEBUG
	qDebug("loadWidget before time: %i", t.elapsed() );
#endif		
				loadWidget( widgetelement, dw );
				w->show();
				designArea->widgets()->insert( w, w );
#ifdef REPORTDESIGNER_DEBUG
	qDebug("loadWidget after time: %i", t.elapsed() );
#endif		
			}
		}
		n = n.nextSibling();
		//widgetelement = widgetelement.nextSibling().toElement();
	}
#ifdef REPORTDESIGNER_DEBUG
	qDebug("loadSectionWidgets time: %i", t.elapsed() );
#endif		
	return TRUE;
}


QString NCReportDesignerResourceHandler::copy( )
{
	if ( !designArea )
		return QString::null;

	copying = TRUE;
	QString s;
	QTextOStream ts( &s );

	ts << "<NCREPORT-SELECTION>" << CRLF;
	QWidgetList widgets = designArea->selectedWidgets();
	QWidgetList tmp( widgets );
	for ( QWidget *w = widgets.first(); w; w = widgets.next() ) {
		if ( !::qt_cast<NCReportDesignerWidget*>(w) )
			break;
		NCReportDesignerWidget *dw = ::qt_cast<NCReportDesignerWidget*>(w);
		saveWidget( dw, ts, 1 );
	}
	ts << "</NCREPORT-SELECTION>" << CRLF;

	return s;
}

bool NCReportDesignerResourceHandler::save( const QString & )
{
	return true;
}

bool NCReportDesignerResourceHandler::save( QIODevice *f )
{
	QTextStream t( f );
	t.setCodec( QTextCodec::codecForName(document->po.encoding) );	
	
	t << "<?xml version=\"1.0\" encoding=\"" << document->po.encoding << "\"?>" << CRLF;
	t << "<NCReport" << CRLF;
	t << makeIndent(1) << "name=\"" << document->po.reportName << "\"" << CRLF;
	t << makeIndent(1) << "dataSource=\"" << (document->po.dataSource == ReportPageOptions::Database ? "DB" : "text") << "\"" << CRLF;
	
	if ( document->po.dataSource == ReportPageOptions::Textfile ) {
		t << makeIndent(1) << "resourceTextFile=\"" << document->po.resourceTextFile << "\"" << CRLF;
		t << makeIndent(1) << "textDataDelimiter=\"" << document->po.textDataDelimiter << "\"" << CRLF;
		t << makeIndent(1) << "textRowFilterRegExp=\"" << document->po.rowFilterRegExp << "\"" << CRLF;
	}

	t << makeIndent(1) << "encoding=\"" << document->po.encoding << "\"" << CRLF;
	t << makeIndent(1) << "pageSize=\"" << document->po.pageSize << "\"" << CRLF;
	t << makeIndent(1) << "orientation=\"" << (document->po.orient == ReportPageOptions::Portrait ? 'P' : 'L') << "\"" << CRLF;
	t << makeIndent(1) << "printerMode=\"" << document->po.printerMode << "\"" << CRLF;
	//t << makeIndent(1) << "columnCount=\"" << document->name << "\"" << CRLF;
	t << makeIndent(1) << "topMargin=\"" << document->po.topMargin << "\"" << CRLF;
	t << makeIndent(1) << "bottomMargin=\"" << document->po.bottomMargin << "\"" << CRLF;
	t << makeIndent(1) << "leftMargin=\"" << document->po.leftMargin << "\"" << CRLF;
	t << makeIndent(1) << "rightMargin=\"" << document->po.rightMargin << "\"" << CRLF;
	t << makeIndent(1) << "defaultFontName=\"" << document->po.defaultFontName << "\"" << CRLF;
	t << makeIndent(1) << "defaultFontSize=\"" << document->po.defaultFontSize << "\"" << CRLF;
	t << makeIndent(1) << "backcolor=\"" << document->po.backColor << "\"" << CRLF;
	t << makeIndent(1) << "masterAlias=\"" << document->po.masterAlias << "\"" << CRLF;
	t << makeIndent(1) << ">" << CRLF;
	t << makeIndent(1) << CRLF;
	t << "<queries>" << CRLF;
	{
		QMap<QString,ReportQuery>::ConstIterator it;
		for ( it = document->queries.begin(); it != document->queries.end(); ++it ) {
			t << makeIndent(1) << "<query alias=\"" << it.data().alias << "\">" << CRLF;
			t << makeIndent(2) << entitize(it.data().queryString, FALSE) << CRLF;
			t << makeIndent(1) << "</query>" << CRLF;
		}
	}
	t << "</queries>" << CRLF;
	t << "<variables>" << CRLF;
	{
		QMap<QString,ReportVariable>::ConstIterator it;
		for ( it = document->variables.begin(); it != document->variables.end(); ++it ) {
			t << makeIndent(1) << "<variable name=\"" << it.data().name << "\"";
			t << " type=\"" << it.data().type << "\"";
			t << " funcType=\"" << it.data().funcType << "\"";
			t << ">";
			t << it.data().field;
			t << "</variable>" << CRLF;
		}
	}
	t << "</variables>" << CRLF;
	//--------------------------------
	// page header
	//--------------------------------
	NCReportDesignerSection *s = document->sections["pheader"];
	t << "<pageHeader";
	t << " height=\"" << m->pixelToMeasure( s->designArea()->height() ) << "\"";
	t << ">" << CRLF;
	saveWidgetsOfSection( s, t, 1 );
	t << "</pageHeader>" << CRLF;
	//--------------------------------
	// page footer
	//--------------------------------
	s = document->sections["pfooter"];
	t << "<pageFooter";
	t << " height=\"" << m->pixelToMeasure( s->designArea()->height() ) << "\"";
	t << ">" << CRLF;
	saveWidgetsOfSection( s, t, 1 );
	t << "</pageFooter>" << CRLF;
	//--------------------------------
	// groups
	//--------------------------------
	t << "<groups>" << CRLF;
	{
		QMap<QString,ReportGroup>::ConstIterator it;
		for ( it = document->groups.begin(); it != document->groups.end(); ++it ) {
			//ReportGroup g = it.data();
			
			t << makeIndent(1) << "<group name=\"" << it.data().name << "\"";
			t << " groupExpression=\"" << it.data().groupExpression << "\"";
			t << " resetVariables=\"" << it.data().resetVariables << "\"";
			t << ">" << CRLF;
			// ------ GROUP HEADER
			s = it.data().header;
			t << makeIndent(2) << "<groupHeader";
			t << " height=\"" << m->pixelToMeasure( s->designArea()->height() ) << "\"";
			t << ">" << CRLF;			
			saveWidgetsOfSection( s, t, 3 );
			t << makeIndent(2) << "</groupHeader>" << CRLF;
			// ------ GROUP FOOTER
			s = it.data().footer;
			t << makeIndent(2) << "<groupFooter";
			t << " height=\"" << m->pixelToMeasure( s->designArea()->height() ) << "\"";
			t << ">" << CRLF;			
			saveWidgetsOfSection( s, t, 3 );
			t << makeIndent(2) << "</groupFooter>" << CRLF;
			// --------------------
			t << makeIndent(1) << "</group>" << CRLF;
		}
	}
	t << "</groups>" << CRLF;
	
	//--------------------------------
	// detail
	//--------------------------------
	s = document->sections["detail"];
	t << "<detail";
	t << " height=\"" << m->pixelToMeasure( s->designArea()->height() ) << "\"";
	t << ">" << CRLF;
	saveWidgetsOfSection( s, t, 1 );
	t << "</detail>" << CRLF;
	
	
	// FOOTER
	t << "</NCReport>" << CRLF;

		
	return true;
}

void NCReportDesignerResourceHandler::saveWidgetsOfSection( NCReportDesignerSection *s, QTextStream &ts, int indent )
{
	QObjectList *l = s->designArea()->queryList( "QWidget" );
	//QObjectList *l = s->designArea()->queryList( "NCReportDesignerWidget" );
	if ( l ) {
		for ( QObject *o = l->first(); o; o = l->next() ) {
			//if ( ::qt_cast<QWidget*>(o) ) {
			if ( o->isA("QWidget") ) {
				NCReportDesignerWidget *dw = ::qt_cast<NCReportDesignerWidget*>(o);
				if ( ( (QWidget*)o )->isVisible() )
				//if ( dw->isVisibleTo( s->designArea() ) )
					saveWidget( dw, ts, indent );
			}
		}
		delete l;
	}
}


void NCReportDesignerResourceHandler::saveElement( QObject * , QTextStream &, int )
{
/*	if ( obj && obj->isWidgetType() && ( (QWidget*)obj )->isHidden() )
		return;
	
	if ( !::qt_cast<NCReportDesignerWidget*>(obj) )
		return;*/
}

void NCReportDesignerResourceHandler::paste( const QString &cb, QWidget *parent )
{
	if ( !designArea )
		return;

	pasteOffset = designArea->grid().x();
	//pasteOffset = 2;
	
	pasting = TRUE;
	QDomDocument doc;
	QString errorMsg;
	int errorLine;
	bool ok = doc.setContent( cb, TRUE, &errorMsg, &errorLine );
	
	if ( !ok ) {
		QMessageBox::warning( 0, QObject::tr("Designer error"), QObject::tr("Paste error occured. Cannot parse copied information.")+'\n'
				+errorMsg );
		return;
	}

	QDomElement widgetelement = doc.firstChild().toElement().firstChild().toElement();
	QWidgetList widgets;
	designArea->clearSelection( FALSE );
	
	/*
	<rectangle posX="0" posY="14" height="6" lineWidth="1" roundValue="8" lineColor="#0000FF"></rectangle>
	<label fontSize="8" posX="1" posY="15" alignmentH="left" forecolor="#0000FF">No.</label>
	<label fontSize="8" posX="7" posY="15" alignmentH="left" forecolor="#0000FF">Product no.</label>
	<label fontSize="8" posX="31" posY="15" alignmentH="left" forecolor="#0000FF">Product name</label>
	<label fontSize="8" posX="101" posY="15" alignmentH="right" width="19" forecolor="#0000FF">List price</label>
	<label fontSize="8" posX="121" posY="15" alignmentH="right" width="19" forecolor="#0000FF">Price II.</label>
	<label fontSize="8" posX="141" posY="15" alignmentH="right" width="19" forecolor="#0000FF">Price III.</label>
	<label fontSize="8" posX="161" posY="15" alignmentH="right" width="19" forecolor="#0000FF">Price IV.</label>
	
	*/
	//designArea->setPropertyShowingBlocked( TRUE );
	while ( !widgetelement.isNull() ) {
		
		//QWidget *w = (QWidget*)createObject( widgetelement, parent, 0 );
		QWidget *w = NCReportDesignerWidgetFactory::create( widgetelement, parent, 0, FALSE );
		if ( !w )
			continue;
		
		NCReportDesignerWidget *dw =0;
		if ( ::qt_cast<NCReportDesignerWidget*>(w) )
			dw = (NCReportDesignerWidget*)w;
		
		loadWidget( widgetelement, dw );
		widgets.append( w );
		
/*		int x = w->x() + designArea->grid().x();
		int y = w->y() + designArea->grid().y();
		if ( w->x() + dw->width() > parent->width() )
			x = QMAX( 0, parent->width() - w->width() );
		if ( w->y() + w->height() > parent->height() )
			y = QMAX( 0, parent->height() - w->height() );
		if ( x != w->x() || y != w->y() )
			w->move( x, y );*/
			
		widgetelement = widgetelement.nextSibling().toElement();
	}
	//designArea->setPropertyShowingBlocked( FALSE );
	//designArea->emitShowProperties();

	cmd_PasteCommand *cmd = new cmd_PasteCommand( QObject::tr( "Paste" ), designArea, widgets );
	designArea->commandHistory()->addCommand( cmd );
	cmd->execute();
}


void NCReportDesignerResourceHandler::loadWidget( QDomElement & e, NCReportDesignerWidget * w )
{
	double _fromX=0,_toX =0,_fromY=0,_toY=0;
	
	if ( e.hasAttribute("ftype") ) w->p.ftype = e.attribute("ftype");
	if ( e.hasAttribute("type") ) w->p.type = e.attribute("type");
	if ( e.hasAttribute("printWhen") ) w->p.printWhen = e.attribute("printWhen");
	if ( e.hasAttribute("embedString") ) w->p.embedString = e.attribute("embedString");
	if ( e.hasAttribute("callFunction") ) w->p.callFunction = e.attribute("callFunction");
	if ( e.hasAttribute("lookupClass") ) w->p.lookupClass = e.attribute("lookupClass");
		
	if ( e.hasAttribute("numDigitNo") ) w->p.numDigitNo = e.attribute("numDigitNo").toInt();
	if ( e.hasAttribute("numSeparation") ) w->p.numSeparation = (e.attribute("numSeparation")=="true");
	if ( e.hasAttribute("numSeparator") ) w->p.numSeparator = e.attribute("numSeparator").at(0).latin1();
	if ( e.hasAttribute("numDigitPoint") ) w->p.numDigitPoint = e.attribute("numDigitPoint").at(0).latin1();
	if ( e.hasAttribute("numBlankIfZero") ) w->p.numBlankIfZero = (e.attribute("numBlankIfZero")=="true");
	if ( e.hasAttribute("numFormat") ) w->p.numFormat = e.attribute("numFormat");
	if ( e.hasAttribute("dateFormat") ) w->p.dateFormat = e.attribute("dateFormat");
	
	if ( e.hasAttribute("posX") ) w->p._posX = e.attribute("posX").toDouble();
	if ( e.hasAttribute("posY") ) w->p._posY = e.attribute("posY").toDouble();
	if ( e.hasAttribute("fromX") ) _fromX = e.attribute("fromX").toDouble();
	if ( e.hasAttribute("fromY") ) _fromY = e.attribute("fromY").toDouble();
	if ( e.hasAttribute("toX") ) _toX = e.attribute("toX").toDouble();
	if ( e.hasAttribute("toY") ) _toY = e.attribute("toY").toDouble();
	if ( e.hasAttribute("width") ) w->p._width = e.attribute("width").toDouble();
	if ( e.hasAttribute("height") ) w->p._height = e.attribute("height").toDouble();
	if ( e.hasAttribute("fontName") ) w->p.fontName = e.attribute("fontName");
	if ( e.hasAttribute("fontSize") ) w->p.fontSize = e.attribute("fontSize").toInt();
	if ( e.hasAttribute("fontWeight") ) {
		QFont::Weight we = QFont::Normal;
		QString att = e.attribute("fontWeight");
		if (att == "light")
			we = QFont::Light;
		else if (att == "normal")
			we = QFont::Normal;
		else if (att == "demibold")
			we = QFont::DemiBold;
		else if (att == "bold")
			we = QFont::Bold;
		else if (att == "black")
			we = QFont::Black;