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Save/restore file paths as relative to project file.

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This commit is contained in:
Jim Evins
2019-08-18 21:56:37 -04:00
parent ec3d900e87
commit 6a789c9632
11 changed files with 312 additions and 132 deletions
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model/Model.cpp
+20 -5
View File
@@ -32,7 +32,6 @@
#include <QApplication>
#include <QClipboard>
#include <QDir>
#include <QFileInfo>
#include <QMimeData>
#include <QtDebug>
@@ -282,9 +281,25 @@ namespace glabels
///
/// Get directory.
/// Get directory as a QDir.
///
QString Model::dir() const
QDir Model::dir() const
{
if ( mFileName.isEmpty() )
{
return QDir::current();
}
else
{
return QFileInfo( mFileName ).absoluteDir();
}
}
///
/// Get directory as a path.
///
QString Model::dirPath() const
{
if ( mFileName.isEmpty() )
{
@@ -1400,7 +1415,7 @@ namespace glabels
QClipboard *clipboard = QApplication::clipboard();
QByteArray buffer;
XmlLabelCreator::serializeObjects( getSelection(), buffer );
XmlLabelCreator::serializeObjects( getSelection(), this, buffer );
auto *mimeData = new QMimeData;
mimeData->setData( MIME_TYPE, buffer );
@@ -1456,7 +1471,7 @@ namespace glabels
{
// Native objects
QByteArray buffer = mimeData->data( MIME_TYPE );
QList <ModelObject*> objects = XmlLabelParser::deserializeObjects( buffer );
QList <ModelObject*> objects = XmlLabelParser::deserializeObjects( buffer, this );
unselectAll();
foreach ( ModelObject* object, objects )
model/Model.h
+3 -1
View File
@@ -29,6 +29,7 @@
#include "merge/Merge.h"
#include "merge/Record.h"
#include <QDir>
#include <QList>
#include <QObject>
#include <QPainter>
@@ -91,7 +92,8 @@ namespace glabels
void setModified();
void clearModified();
QString dir() const;
QDir dir() const;
QString dirPath() const;
QString shortName();
const QString& fileName() const;
void setFileName( const QString &fileName );
model/ModelImageObject.cpp
+2 -2
View File
@@ -435,7 +435,7 @@ namespace glabels
{
// Look for image file relative to project file 1st then CWD 2nd
auto* model = dynamic_cast<Model*>( parent() );
QDir::setSearchPaths( "images", {model->dir(), QDir::currentPath()} );
QDir::setSearchPaths( "images", {model->dirPath(), QDir::currentPath()} );
QString filename = QString("images:") + mFilenameNode.text( record, variables );
auto* image = new QImage( filename );
@@ -537,7 +537,7 @@ namespace glabels
{
// Look for image file relative to project file 1st then CWD 2nd
auto* model = dynamic_cast<Model*>( parent() );
QDir::setSearchPaths( "images", {model->dir(), QDir::currentPath()} );
QDir::setSearchPaths( "images", {model->dirPath(), QDir::currentPath()} );
QString filename = QString("images:") + mFilenameNode.text( record, variables );
auto* image = new QImage( filename );
model/XmlLabelCreator.cpp
+66 -32
View File
@@ -33,6 +33,7 @@
#include "XmlTemplateCreator.h"
#include "XmlUtil.h"
#include "merge/Factory.h"
#include "merge/None.h"
#include <QByteArray>
@@ -49,38 +50,41 @@ namespace glabels
{
void
XmlLabelCreator::writeFile( const Model* label, const QString& fileName )
XmlLabelCreator::writeFile( Model* model, const QString& fileName )
{
QDomDocument doc;
createDoc( doc, label );
QByteArray buffer = doc.toByteArray( 2 );
QFile file( fileName );
if ( !file.open( QFile::WriteOnly | QFile::Text) )
{
qWarning() << "Error: Cannot write file " << fileName
<< ": " << file.errorString();
return;
}
model->setFileName( fileName );
model->clearModified();
QDomDocument doc;
createDoc( doc, model );
QByteArray buffer = doc.toByteArray( 2 );
file.write( buffer.data(), buffer.size() );
}
void
XmlLabelCreator::writeBuffer( const Model* label, QByteArray& buffer )
XmlLabelCreator::writeBuffer( const Model* model, QByteArray& buffer )
{
QDomDocument doc;
createDoc( doc, label );
createDoc( doc, model );
buffer = doc.toByteArray( 2 );
}
void
XmlLabelCreator::serializeObjects( const QList<ModelObject*>& objects,
QByteArray& buffer )
const Model* model,
QByteArray& buffer )
{
QDomDocument doc;
@@ -91,15 +95,15 @@ namespace glabels
doc.appendChild( root );
XmlUtil::setStringAttr( root, "version", "4.0" );
createDataNode( root, objects );
createObjectsNode( root, objects, false );
createDataNode( root, model, objects );
createObjectsNode( root, model, objects, false );
buffer = doc.toByteArray( 2 );
}
void
XmlLabelCreator::createDoc( QDomDocument& doc, const Model* label )
XmlLabelCreator::createDoc( QDomDocument& doc, const Model* model )
{
QDomNode xmlNode( doc.createProcessingInstruction( "xml", "version=\"1.0\"" ) );
doc.appendChild( xmlNode );
@@ -108,26 +112,29 @@ namespace glabels
doc.appendChild( root );
XmlUtil::setStringAttr( root, "version", "4.0" );
XmlTemplateCreator().createTemplateNode( root, label->tmplate() );
XmlTemplateCreator().createTemplateNode( root, model->tmplate() );
createObjectsNode( root, label->objectList(), label->rotate() );
createObjectsNode( root, model, model->objectList(), model->rotate() );
if ( label->merge() && !dynamic_cast<merge::None*>(label->merge()) )
if ( model->merge() && !dynamic_cast<merge::None*>(model->merge()) )
{
createMergeNode( root, label );
createMergeNode( root, model );
}
if ( label->variables()->size() != 0 )
if ( model->variables()->size() != 0 )
{
createVariablesNode( root, label );
createVariablesNode( root, model );
}
createDataNode( root, label->objectList() );
createDataNode( root, model, model->objectList() );
}
void
XmlLabelCreator::createObjectsNode( QDomElement &parent, const QList<ModelObject*>& objects, bool rotate )
XmlLabelCreator::createObjectsNode( QDomElement& parent,
const Model* model,
const QList<ModelObject*>& objects,
bool rotate )
{
QDomDocument doc = parent.ownerDocument();
QDomElement node = doc.createElement( "Objects" );
@@ -152,7 +159,7 @@ namespace glabels
}
else if ( auto* imageObject = dynamic_cast<ModelImageObject*>(object) )
{
createObjectImageNode( node, imageObject );
createObjectImageNode( node, model, imageObject );
}
else if ( auto* barcodeObject = dynamic_cast<ModelBarcodeObject*>(object) )
{
@@ -250,7 +257,9 @@ namespace glabels
void
XmlLabelCreator::createObjectImageNode( QDomElement &parent, const ModelImageObject* object )
XmlLabelCreator::createObjectImageNode( QDomElement& parent,
const Model* model,
const ModelImageObject* object )
{
QDomDocument doc = parent.ownerDocument();
QDomElement node = doc.createElement( "Object-image" );
@@ -269,7 +278,8 @@ namespace glabels
}
else
{
XmlUtil::setStringAttr( node, "src", object->filenameNode().data() );
QString fn = model->dir().relativeFilePath( object->filenameNode().data() );
XmlUtil::setStringAttr( node, "src", fn );
}
/* affine attrs */
@@ -461,25 +471,45 @@ namespace glabels
void
XmlLabelCreator::createMergeNode( QDomElement &parent, const Model* label )
XmlLabelCreator::createMergeNode( QDomElement &parent, const Model* model )
{
QDomDocument doc = parent.ownerDocument();
QDomElement node = doc.createElement( "Merge" );
parent.appendChild( node );
XmlUtil::setStringAttr( node, "type", label->merge()->id() );
XmlUtil::setStringAttr( node, "src", label->merge()->source() );
QString id = model->merge()->id();
QString src = model->merge()->source();
XmlUtil::setStringAttr( node, "type", id );
switch ( merge::Factory::idToType( id ) )
{
case merge::Factory::NONE:
case merge::Factory::FIXED:
break;
case merge::Factory::FILE:
{
QString fn = model->dir().relativeFilePath( src );
XmlUtil::setStringAttr( node, "src", fn );
}
break;
default:
qWarning() << "XmlLabelCreator::createMergeNode(): Should not be reached!";
break;
}
}
void
XmlLabelCreator::createVariablesNode( QDomElement &parent, const Model* label )
XmlLabelCreator::createVariablesNode( QDomElement &parent, const Model* model )
{
QDomDocument doc = parent.ownerDocument();
QDomElement node = doc.createElement( "Variables" );
parent.appendChild( node );
for ( const auto& v : *label->variables() )
for ( const auto& v : *model->variables() )
{
createVariableNode( node, v );
}
@@ -512,7 +542,9 @@ namespace glabels
void
XmlLabelCreator::createDataNode( QDomElement &parent, const QList<ModelObject*>& objects )
XmlLabelCreator::createDataNode( QDomElement& parent,
const Model* model,
const QList<ModelObject*>& objects )
{
QDomDocument doc = parent.ownerDocument();
QDomElement node = doc.createElement( "Data" );
@@ -522,12 +554,14 @@ namespace glabels
foreach ( QString name, data.imageNames() )
{
createPngFileNode( node, name, data.getImage( name ) );
QString fn = model->dir().relativeFilePath( name );
createPngFileNode( node, fn, data.getImage( name ) );
}
foreach ( QString name, data.svgNames() )
{
createSvgFileNode( node, name, data.getSvg( name ) );
QString fn = model->dir().relativeFilePath( name );
createSvgFileNode( node, fn, data.getSvg( name ) );
}
}
model/XmlLabelCreator.h
+79 -25
View File
@@ -51,33 +51,87 @@ namespace glabels
Q_OBJECT
public:
static void writeFile( const Model* label, const QString& fileName );
static void writeBuffer( const Model* label, QByteArray& buffer );
static void serializeObjects( const QList<ModelObject*>& objects, QByteArray& buffer );
static void writeFile( Model* model,
const QString& fileName );
static void writeBuffer( const Model* model,
QByteArray& buffer );
static void serializeObjects( const QList<ModelObject*>& objects,
const Model* model,
QByteArray& buffer );
private:
static void createDoc( QDomDocument& doc, const Model* label );
static void createRootNode( const Model* label );
static void createObjectsNode( QDomElement &parent, const QList<ModelObject*>& objects, bool rotate );
static void createObjectBoxNode( QDomElement &parent, const ModelBoxObject* object );
static void createObjectEllipseNode( QDomElement &parent, const ModelEllipseObject* object );
static void createObjectLineNode( QDomElement &parent, const ModelLineObject* object );
static void createObjectImageNode( QDomElement &parent, const ModelImageObject* object );
static void createObjectBarcodeNode( QDomElement &parent, const ModelBarcodeObject* object );
static void createObjectTextNode( QDomElement &parent, const ModelTextObject* object );
static void createPNode( QDomElement &parent, const QString& blockText );
static void createPositionAttrs( QDomElement &node, const ModelObject* object );
static void createSizeAttrs( QDomElement &node, const ModelObject* object );
static void createLineAttrs( QDomElement &node, const ModelObject* object );
static void createFillAttrs( QDomElement &node, const ModelObject* object );
static void createAffineAttrs( QDomElement &node, const ModelObject* object );
static void createShadowAttrs( QDomElement &node, const ModelObject* object );
static void createMergeNode( QDomElement &parent, const Model* label );
static void createVariablesNode( QDomElement &parent, const Model* label );
static void createVariableNode( QDomElement &parent, const Variable& v );
static void createDataNode( QDomElement &parent, const QList<ModelObject*>& objects );
static void createPngFileNode( QDomElement &parent, const QString& name, const QImage& image );
static void createSvgFileNode( QDomElement &parent, const QString& name, const QByteArray& svg );
static void createDoc( QDomDocument& doc,
const Model* model );
static void createRootNode( const Model* model );
static void createObjectsNode( QDomElement& parent,
const Model* model,
const QList<ModelObject*>& objects,
bool rotate );
static void createObjectBoxNode( QDomElement& parent,
const ModelBoxObject* object );
static void createObjectEllipseNode( QDomElement& parent,
const ModelEllipseObject* object );
static void createObjectLineNode( QDomElement& parent,
const ModelLineObject* object );
static void createObjectImageNode( QDomElement& parent,
const Model* model,
const ModelImageObject* object );
static void createObjectBarcodeNode( QDomElement& parent,
const ModelBarcodeObject* object );
static void createObjectTextNode( QDomElement& parent,
const ModelTextObject* object );
static void createPNode( QDomElement& parent,
const QString& blockText );
static void createPositionAttrs( QDomElement& node,
const ModelObject* object );
static void createSizeAttrs( QDomElement& node,
const ModelObject* object );
static void createLineAttrs( QDomElement& node,
const ModelObject* object );
static void createFillAttrs( QDomElement& node,
const ModelObject* object );
static void createAffineAttrs( QDomElement& node,
const ModelObject* object );
static void createShadowAttrs( QDomElement& node,
const ModelObject* object );
static void createMergeNode( QDomElement& parent,
const Model* model );
static void createVariablesNode( QDomElement& parent,
const Model* model );
static void createVariableNode( QDomElement& parent,
const Variable& v );
static void createDataNode( QDomElement& parent,
const Model* model,
const QList<ModelObject*>& objects );
static void createPngFileNode( QDomElement& parent,
const QString& name,
const QImage& image );
static void createSvgFileNode( QDomElement& parent,
const QString& name,
const QByteArray& svg );
};
model/XmlLabelParser.cpp
+72 -40
View File
@@ -105,7 +105,7 @@ namespace glabels
return nullptr;
}
return parseRootNode( root );
return parseRootNode( root, fileName );
}
@@ -132,12 +132,12 @@ namespace glabels
return nullptr;
}
return parseRootNode( root );
return parseRootNode( root, QString() );
}
QList<ModelObject*>
XmlLabelParser::deserializeObjects( const QByteArray& buffer )
XmlLabelParser::deserializeObjects( const QByteArray& buffer, const Model* model )
{
QList<ModelObject*> list;
@@ -167,7 +167,7 @@ namespace glabels
{
if ( child.toElement().tagName() == "Data" )
{
parseDataNode( child.toElement(), data );
parseDataNode( child.toElement(), model, data );
}
}
@@ -176,9 +176,10 @@ namespace glabels
{
if ( child.toElement().tagName() == "Objects" )
{
list = parseObjectsNode( child.toElement(), data );
list = parseObjectsNode( child.toElement(), model, data );
}
}
return list;
}
@@ -236,7 +237,7 @@ namespace glabels
Model*
XmlLabelParser::parseRootNode( const QDomElement &node )
XmlLabelParser::parseRootNode( const QDomElement &node, const QString& fileName )
{
QString version = XmlUtil::getStringAttr( node, "version", "" );
if ( version != "4.0" )
@@ -245,7 +246,8 @@ namespace glabels
return XmlLabelParser_3::parseRootNode(node);
}
auto* label = new Model();
auto* model = new Model();
model->setFileName( fileName );
/* Pass 1, extract data nodes to pre-load cache. */
DataCache data;
@@ -253,7 +255,7 @@ namespace glabels
{
if ( child.toElement().tagName() == "Data" )
{
parseDataNode( child.toElement(), data );
parseDataNode( child.toElement(), model, data );
}
}
@@ -268,27 +270,27 @@ namespace glabels
if ( tmplate == nullptr )
{
qWarning() << "Unable to parse template";
delete label;
delete model;
return nullptr;
}
label->setTmplate( tmplate );
model->setTmplate( tmplate );
}
else if ( tagName == "Objects" )
{
label->setRotate( parseRotateAttr( child.toElement() ) );
QList<ModelObject*> list = parseObjectsNode( child.toElement(), data );
model->setRotate( parseRotateAttr( child.toElement() ) );
auto list = parseObjectsNode( child.toElement(), model, data );
foreach ( ModelObject* object, list )
{
label->addObject( object );
model->addObject( object );
}
}
else if ( tagName == "Merge" )
{
parseMergeNode( child.toElement(), label );
parseMergeNode( child.toElement(), model );
}
else if ( tagName == "Variables" )
{
parseVariablesNode( child.toElement(), label );
parseVariablesNode( child.toElement(), model );
}
else if ( tagName == "Data" )
{
@@ -300,13 +302,15 @@ namespace glabels
}
}
label->clearModified();
return label;
model->clearModified();
return model;
}
QList<ModelObject*>
XmlLabelParser::parseObjectsNode( const QDomElement &node, const DataCache& data )
XmlLabelParser::parseObjectsNode( const QDomElement& node,
const Model* model,
const DataCache& data )
{
QList<ModelObject*> list;
@@ -332,7 +336,7 @@ namespace glabels
}
else if ( tagName == "Object-image" )
{
list.append( parseObjectImageNode( child.toElement(), data ) );
list.append( parseObjectImageNode( child.toElement(), model, data ) );
}
else if ( tagName == "Object-barcode" )
{
@@ -501,7 +505,9 @@ namespace glabels
ModelImageObject*
XmlLabelParser::parseObjectImageNode( const QDomElement &node, const DataCache& data )
XmlLabelParser::parseObjectImageNode( const QDomElement& node,
const Model* model,
const DataCache& data )
{
/* position attrs */
Distance x0 = XmlUtil::getLengthAttr( node, "x", 0.0 );
@@ -546,23 +552,25 @@ namespace glabels
}
else
{
if ( data.hasImage( filename ) )
QString fn = QDir::cleanPath( model->dir().absoluteFilePath( filename ) );
if ( data.hasImage( fn ) )
{
return new ModelImageObject( x0, y0, w, h,
filename, data.getImage( filename ),
fn, data.getImage( fn ),
QMatrix( a[0], a[1], a[2], a[3], a[4], a[5] ),
shadowState, shadowX, shadowY, shadowOpacity, shadowColorNode );
}
else if ( data.hasSvg( filename ) )
else if ( data.hasSvg( fn ) )
{
return new ModelImageObject( x0, y0, w, h,
filename, data.getSvg( filename ),
fn, data.getSvg( fn ),
QMatrix( a[0], a[1], a[2], a[3], a[4], a[5] ),
shadowState, shadowX, shadowY, shadowOpacity, shadowColorNode );
}
else
{
qWarning() << "Embedded file" << filename << "missing. Trying actual file.";
qWarning() << "Embedded file" << fn << "missing. Trying actual file.";
return new ModelImageObject( x0, y0, w, h,
filenameNode,
QMatrix( a[0], a[1], a[2], a[3], a[4], a[5] ),
@@ -711,20 +719,37 @@ namespace glabels
void
XmlLabelParser::parseMergeNode( const QDomElement &node, Model* label )
XmlLabelParser::parseMergeNode( const QDomElement &node, Model* model )
{
QString type = XmlUtil::getStringAttr( node, "type", "None" );
QString src = XmlUtil::getStringAttr( node, "src", "" );
QString id = XmlUtil::getStringAttr( node, "type", "None" );
QString src = XmlUtil::getStringAttr( node, "src", "" );
merge::Merge* merge = merge::Factory::createMerge( type );
merge->setSource( src );
merge::Merge* merge = merge::Factory::createMerge( id );
label->setMerge( merge );
switch ( merge::Factory::idToType( id ) )
{
case merge::Factory::NONE:
case merge::Factory::FIXED:
break;
case merge::Factory::FILE:
{
QString fn = QDir::cleanPath( model->dir().absoluteFilePath( src ) );
merge->setSource( fn );
}
break;
default:
qWarning() << "XmlLabelCreator::createMergeNode(): Should not be reached!";
break;
}
model->setMerge( merge );
}
void
XmlLabelParser::parseVariablesNode( const QDomElement &node, Model* label )
XmlLabelParser::parseVariablesNode( const QDomElement &node, Model* model )
{
for ( QDomNode child = node.firstChild(); !child.isNull(); child = child.nextSibling() )
{
@@ -732,7 +757,7 @@ namespace glabels
if ( tagName == "Variable" )
{
parseVariableNode( child.toElement(), label );
parseVariableNode( child.toElement(), model );
}
else if ( !child.isComment() )
{
@@ -743,7 +768,7 @@ namespace glabels
void
XmlLabelParser::parseVariableNode( const QDomElement &node, Model* label )
XmlLabelParser::parseVariableNode( const QDomElement &node, Model* model )
{
QString typeString = XmlUtil::getStringAttr( node, "type", "string" );
QString name = XmlUtil::getStringAttr( node, "name", "unknown" );
@@ -755,12 +780,14 @@ namespace glabels
auto increment = Variable::idStringToIncrement( incrementString );
Variable v( type, name, initialValue, increment, stepSize );
label->variables()->addVariable( v );
model->variables()->addVariable( v );
}
void
XmlLabelParser::parseDataNode( const QDomElement &node, DataCache& data )
XmlLabelParser::parseDataNode( const QDomElement &node,
const Model* model,
DataCache& data )
{
for ( QDomNode child = node.firstChild(); !child.isNull(); child = child.nextSibling() )
{
@@ -768,7 +795,7 @@ namespace glabels
if ( tagName == "File" )
{
parseFileNode( child.toElement(), data );
parseFileNode( child.toElement(), model, data );
}
else if ( !child.isComment() )
{
@@ -779,12 +806,17 @@ namespace glabels
void
XmlLabelParser::parseFileNode( const QDomElement& node, DataCache& data )
XmlLabelParser::parseFileNode( const QDomElement& node,
const Model* model,
DataCache& data )
{
QString name = XmlUtil::getStringAttr( node, "name", "" );
QString mimetype = XmlUtil::getStringAttr( node, "mimetype", "image/png" );
QString encoding = XmlUtil::getStringAttr( node, "encoding", "base64" );
// Rewrite name as absolute file path
QString fn = QDir::cleanPath( model->dir().absoluteFilePath( name ) );
if ( mimetype == "image/png" )
{
if ( encoding == "base64" )
@@ -794,7 +826,7 @@ namespace glabels
QImage image;
image.loadFromData( ba, "PNG" );
data.addImage( name, image );
data.addImage( fn, image );
}
else
{
@@ -803,7 +835,7 @@ namespace glabels
}
else if ( mimetype == "image/svg+xml" )
{
data.addSvg( name, node.text().toUtf8() );
data.addSvg( fn, node.text().toUtf8() );
}
}
model/XmlLabelParser.h
+48 -17
View File
@@ -52,26 +52,57 @@ namespace glabels
public:
static Model* readFile( const QString& fileName );
static Model* readBuffer( const QByteArray& buffer );
static QList<ModelObject*> deserializeObjects( const QByteArray& buffer );
static QList<ModelObject*> deserializeObjects( const QByteArray& buffer,
const Model* model );
private:
static void gunzip( const QByteArray& gzippedData, QByteArray& data );
static Model* parseRootNode( const QDomElement &node );
static QList<ModelObject*> parseObjectsNode( const QDomElement &node, const DataCache& data );
static ModelBoxObject* parseObjectBoxNode( const QDomElement &node );
static ModelEllipseObject* parseObjectEllipseNode( const QDomElement &node );
static ModelLineObject* parseObjectLineNode( const QDomElement &node );
static ModelImageObject* parseObjectImageNode( const QDomElement &node, const DataCache& data );
static ModelBarcodeObject* parseObjectBarcodeNode( const QDomElement &node );
static ModelTextObject* parseObjectTextNode( const QDomElement &node );
static QString parsePNode( const QDomElement &node );
static bool parseRotateAttr( const QDomElement &node );
static void parseMergeNode( const QDomElement &node, Model* label );
static void parseVariablesNode( const QDomElement &node, Model* label );
static void parseVariableNode( const QDomElement &node, Model* label );
static void parseDataNode( const QDomElement &node, DataCache& data );
static void parseFileNode( const QDomElement &node, DataCache& data );
static void gunzip( const QByteArray& gzippedData,
QByteArray& data );
static Model* parseRootNode( const QDomElement& node,
const QString& fileName );
static QList<ModelObject*> parseObjectsNode( const QDomElement& node,
const Model* model,
const DataCache& data );
static ModelBoxObject* parseObjectBoxNode( const QDomElement& node );
static ModelEllipseObject* parseObjectEllipseNode( const QDomElement& node );
static ModelLineObject* parseObjectLineNode( const QDomElement& node );
static ModelImageObject* parseObjectImageNode( const QDomElement& node,
const Model* model,
const DataCache& data );
static ModelBarcodeObject* parseObjectBarcodeNode( const QDomElement& node );
static ModelTextObject* parseObjectTextNode( const QDomElement& node );
static QString parsePNode( const QDomElement& node );
static bool parseRotateAttr( const QDomElement& node );
static void parseMergeNode( const QDomElement& node,
Model* model );
static void parseVariablesNode( const QDomElement& node,
Model* model );
static void parseVariableNode( const QDomElement& node,
Model* model );
static void parseDataNode( const QDomElement& node,
const Model* model,
DataCache& data );
static void parseFileNode( const QDomElement& node,
const Model* model,
DataCache& data );
};