C++ Writer::incInd方法代码示例

void DynamicProperty::Save (Base::Writer &writer) const 
{
    std::map<std::string,Property*> Map;
    getPropertyMap(Map);

    writer.incInd(); // indentation for 'Properties Count'
    writer.Stream() << writer.ind() << "<Properties Count=\"" << Map.size() << "\">" << std::endl;
    std::map<std::string,Property*>::iterator it;
    for (it = Map.begin(); it != Map.end(); ++it)
    {
        writer.incInd(); // indentation for 'Property name'
        // check whether a static or dynamic property
        std::map<std::string,PropData>::const_iterator pt = props.find(it->first);
        if (pt == props.end()) {
            writer.Stream() << writer.ind() << "<Property name=\"" << it->first << "\" type=\"" 
                            << it->second->getTypeId().getName() << "\">" << std::endl;
        }
        else {
            writer.Stream() << writer.ind() << "<Property name=\"" << it->first
                            << "\" type=\"" << it->second->getTypeId().getName()
                            << "\" group=\"" << encodeAttribute(pt->second.group)
                            << "\" doc=\"" << encodeAttribute(pt->second.doc)
                            << "\" attr=\"" << pt->second.attr << "\" ro=\"" << pt->second.readonly
                            << "\" hide=\"" << pt->second.hidden << "\">" << std::endl;
        }

        writer.incInd(); // indentation for the actual property
        try {
            // We must make sure to handle all exceptions accordingly so that
            // the project file doesn't get invalidated. In the error case this
            // means to proceed instead of aborting the write operation.

            // Don't write transient properties 
            if (!(getPropertyType(it->second) & Prop_Transient))
                it->second->Save(writer);
        }
        catch (const Base::Exception &e) {
            Base::Console().Error("%s\n", e.what());
        }
        catch (const std::exception &e) {
            Base::Console().Error("%s\n", e.what());
        }
        catch (const char* e) {
            Base::Console().Error("%s\n", e);
        }
#ifndef FC_DEBUG
        catch (...) {
            Base::Console().Error("DynamicProperty::Save: Unknown C++ exception thrown. Try to continue...\n");
        }
#endif
        writer.decInd(); // indentation for the actual property
        writer.Stream() << writer.ind() << "</Property>" << std::endl;
        writer.decInd(); // indentation for 'Property name'
    }
    writer.Stream() << writer.ind() << "</Properties>" << std::endl;
    writer.decInd(); // indentation for 'Properties Count'
}

/**
 * Saves the properties of the view providers.
 */
void Document::SaveDocFile (Base::Writer &writer) const
{
    writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl
                    << "<!--" << std::endl
                    << " FreeCAD Document, see http://free-cad.sourceforge.net for more information..."
                    << std::endl << "-->" << std::endl;

    writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;

    std::map<const App::DocumentObject*,ViewProviderDocumentObject*>::const_iterator it;

    // writing the view provider names itself
    writer.incInd(); // indention for 'ViewProviderData Count'
    writer.Stream() << writer.ind() << "<ViewProviderData Count=\"" 
                    << d->_ViewProviderMap.size() <<"\">" << std::endl;

    bool xml = writer.isForceXML();
    //writer.setForceXML(true);
    writer.incInd(); // indention for 'ViewProvider name'
    for(it = d->_ViewProviderMap.begin(); it != d->_ViewProviderMap.end(); ++it) {
        const App::DocumentObject* doc = it->first;
        ViewProvider* obj = it->second;
        writer.Stream() << writer.ind() << "<ViewProvider name=\""
                        << doc->getNameInDocument() << "\" "
                        << "expanded=\"" << (doc->testStatus(App::Expand) ? 1:0)
                        << "\">" << std::endl;
        obj->Save(writer);
        writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
    }
    writer.setForceXML(xml);

    writer.decInd(); // indention for 'ViewProvider name'
    writer.Stream() << writer.ind() << "</ViewProviderData>" << std::endl;
    writer.decInd();  // indention for 'ViewProviderData Count'

    // set camera settings
    QString viewPos;
    if (d->_pcAppWnd->sendHasMsgToActiveView("GetCamera")) {
        const char* ppReturn=0;
        d->_pcAppWnd->sendMsgToActiveView("GetCamera",&ppReturn);
  
        // remove the first line because it's a comment like '#Inventor V2.1 ascii'
        QStringList lines = QString(QString::fromAscii(ppReturn)).split(QLatin1String("\n"));
        if (lines.size() > 1) {
            lines.pop_front();
            viewPos = lines.join(QLatin1String(" "));
        }
    }

    writer.incInd(); // indention for camera settings
    writer.Stream() << writer.ind() << "<Camera settings=\"" 
                    << (const char*)viewPos.toAscii() <<"\"/>" << std::endl;
    writer.decInd(); // indention for camera settings
    writer.Stream() << "</Document>" << std::endl;
}

void PropertyContainer::Save (Base::Writer &writer) const
{
    std::map<std::string,Property*> Map;
    getPropertyMap(Map);

    // ignore the properties we won't store
    size_t ct = std::count_if(Map.begin(), Map.end(), std::bind2nd(PropertyAttribute
        <std::pair<std::string,Property*> >(this), Prop_Transient));
    size_t size = Map.size() - ct;

    writer.incInd(); // indentation for 'Properties Count'
    writer.Stream() << writer.ind() << "<Properties Count=\"" << size << "\">" << endl;
    std::map<std::string,Property*>::iterator it;
    for (it = Map.begin(); it != Map.end(); ++it)
    {
        // Don't write transient properties
        if (!(getPropertyType(it->second) & Prop_Transient))
        {
            writer.incInd(); // indentation for 'Property name'
            writer.Stream() << writer.ind() << "<Property name=\"" << it->first << "\" type=\""
                            << it->second->getTypeId().getName() << "\">" << endl;;
            writer.incInd(); // indentation for the actual property
            try {
                // We must make sure to handle all exceptions accordingly so that
                // the project file doesn't get invalidated. In the error case this
                // means to proceed instead of aborting the write operation.
                it->second->Save(writer);
            }
            catch (const Base::Exception &e) {
                Base::Console().Error("%s\n", e.what());
            }
            catch (const std::exception &e) {
                Base::Console().Error("%s\n", e.what());
            }
            catch (const char* e) {
                Base::Console().Error("%s\n", e);
            }
#ifndef FC_DEBUG
            catch (...) {
                Base::Console().Error("PropertyContainer::Save: Unknown C++ exception thrown. Try to continue...\n");
            }
#endif
            writer.decInd(); // indentation for the actual property
            writer.Stream() << writer.ind() << "</Property>" << endl;
            writer.decInd(); // indentation for 'Property name'
        }
    }
    writer.Stream() << writer.ind() << "</Properties>" << endl;
    writer.decInd(); // indentation for 'Properties Count'
}

void PropertyFileIncluded::Save (Base::Writer &writer) const
{
    if (writer.isForceXML()) {
        if (!_cValue.empty()) {
            Base::FileInfo file(_cValue.c_str());
            writer.Stream() << writer.ind() << "<FileIncluded data=\"" << 
            file.fileName() << "\">" << std::endl;
            // write the file in the XML stream
            writer.incInd();
            writer.insertBinFile(_cValue.c_str());
            writer.decInd();
            writer.Stream() << writer.ind() <<"</FileIncluded>" << endl;
        }
        else
            writer.Stream() << writer.ind() << "<FileIncluded data=\"\"/>" << std::endl;
    }
    else {
        // instead initiate an extra file 
        if (!_cValue.empty()) {
            Base::FileInfo file(_cValue.c_str());
            writer.Stream() << writer.ind() << "<FileIncluded file=\"" << 
            writer.addFile(file.fileName().c_str(), this) << "\"/>" << std::endl;
        }
        else
            writer.Stream() << writer.ind() << "<FileIncluded file=\"\"/>" << std::endl;
    }
}

void PropertyLinkList::Save (Base::Writer &writer) const
{
    writer.Stream() << writer.ind() << "<LinkList count=\"" <<  getSize() <<"\">" << endl;
    writer.incInd();
    for(int i = 0;i<getSize(); i++)
        writer.Stream() << writer.ind() << "<Link value=\"" <<  _lValueList[i]->getNameInDocument() <<"\"/>" << endl; ;
    writer.decInd();
    writer.Stream() << writer.ind() << "</LinkList>" << endl ;
}

void PropertyIntegerList::Save (Base::Writer &writer) const
{
    writer.Stream() << writer.ind() << "<IntegerList count=\"" <<  getSize() <<"\">" << endl;
    writer.incInd();
    for(int i = 0;i<getSize(); i++)
        writer.Stream() << writer.ind() << "<I v=\"" <<  _lValueList[i] <<"\"/>" << endl; ;
    writer.decInd();
    writer.Stream() << writer.ind() << "</IntegerList>" << endl ;
}

void Document::exportObjects(const std::vector<App::DocumentObject*>& obj, Base::Writer& writer)
{
    writer.Stream() << "<?xml version='1.0' encoding='utf-8'?>" << std::endl;
    writer.Stream() << "<Document SchemaVersion=\"1\">" << std::endl;

    std::map<const App::DocumentObject*,ViewProvider*> views;
    for (std::vector<App::DocumentObject*>::const_iterator it = obj.begin(); it != obj.end(); ++it) {
        Document* doc = Application::Instance->getDocument((*it)->getDocument());
        if (doc) {
            ViewProvider* vp = doc->getViewProvider(*it);
            if (vp) views[*it] = vp;
        }
    }

    // writing the view provider names itself
    writer.incInd(); // indention for 'ViewProviderData Count'
    writer.Stream() << writer.ind() << "<ViewProviderData Count=\"" 
                    << views.size() <<"\">" << std::endl;

    bool xml = writer.isForceXML();
    //writer.setForceXML(true);
    writer.incInd(); // indention for 'ViewProvider name'
    std::map<const App::DocumentObject*,ViewProvider*>::const_iterator jt;
    for (jt = views.begin(); jt != views.end(); ++jt) {
        const App::DocumentObject* doc = jt->first;
        ViewProvider* obj = jt->second;
        writer.Stream() << writer.ind() << "<ViewProvider name=\""
                        << doc->getNameInDocument() << "\" type=\""
                        << obj->getTypeId().getName()
                        << "\">" << std::endl;
        obj->Save(writer);
        writer.Stream() << writer.ind() << "</ViewProvider>" << std::endl;
    }
    writer.setForceXML(xml);

    writer.decInd(); // indention for 'ViewProvider name'
    writer.Stream() << writer.ind() << "</ViewProviderData>" << std::endl;
    writer.decInd();  // indention for 'ViewProviderData Count'
    writer.incInd(); // indention for camera settings
    writer.Stream() << writer.ind() << "<Camera settings=\"\"/>" << std::endl;
    writer.decInd(); // indention for camera settings
    writer.Stream() << "</Document>" << std::endl;
}

void PropertyColumnWidths::Save(Base::Writer &writer) const
{
        // Save column information
    writer.Stream() << writer.ind() << "<ColumnInfo Count=\"" << size() << "\">" << std::endl;
    writer.incInd(); // indention for 'ColumnInfo'
    std::map<int, int>::const_iterator coli = begin();
    while (coli != end()) {
        writer.Stream() << writer.ind() << "<Column name=\"" << columnName(coli->first) << "\" width=\"" << coli->second << "\" />" << std::endl;
        ++coli;
    }
    writer.decInd(); // indention for 'ColumnInfo'
    writer.Stream() << writer.ind() << "</ColumnInfo>" << std::endl;
}

void PropertyExpressionEngine::Save(Base::Writer &writer) const
{
    writer.Stream() << writer.ind() << "<ExpressionEngine count=\"" <<  expressions.size() <<"\">" << std::endl;
    writer.incInd();
    for (ExpressionMap::const_iterator it = expressions.begin(); it != expressions.end(); ++it) {
        writer.Stream() << writer.ind() << "<Expression path=\"" <<  Property::encodeAttribute(it->first.toString()) <<"\"" <<
                           " expression=\"" << Property::encodeAttribute(it->second.expression->toString()) << "\"";
        if (it->second.comment.size() > 0)
            writer.Stream() << " comment=\"" << Property::encodeAttribute(it->second.comment) << "\"";
        writer.Stream() << "/>" << std::endl;
    }
    writer.decInd();
    writer.Stream() << writer.ind() << "</ExpressionEngine>" << std::endl;
}

void PropertyLinkSub::Save (Base::Writer &writer) const
{
    const char* internal_name = "";
    // it can happen that the object is still alive but is not part of the document anymore and thus
    // returns 0
    if (_pcLinkSub && _pcLinkSub->getNameInDocument())
        internal_name = _pcLinkSub->getNameInDocument();
    writer.Stream() << writer.ind() << "<LinkSub value=\"" <<  internal_name <<"\" count=\"" <<  _cSubList.size() <<"\">" << std::endl;
    writer.incInd();
    for(unsigned int i = 0;i<_cSubList.size(); i++)
        writer.Stream() << writer.ind() << "<Sub value=\"" <<  _cSubList[i]<<"\"/>" << endl;
    writer.decInd();
    writer.Stream() << writer.ind() << "</LinkSub>" << endl ;
}

void PropertyRowHeights::Save(Base::Writer &writer) const
{
    // Save row information
    writer.Stream() << writer.ind() << "<RowInfo Count=\"" << size() << "\">" << std::endl;
    writer.incInd(); // indention for 'RowInfo'

    std::map<int, int>::const_iterator ri = begin();
    while (ri != end()) {
        writer.Stream() << writer.ind() << "<Row name=\"" << rowName(ri->first) << "\"  height=\"" << ri->second << "\" />" << std::endl;
        ++ri;
    }
    writer.decInd(); // indention for 'RowInfo'
    writer.Stream() << writer.ind() << "</RowInfo>" << std::endl;
}

void PropertyGreyValueList::Save (Base::Writer &writer) const
{
    if (writer.isForceXML()) {
        writer.Stream() << writer.ind() << "<FloatList count=\"" <<  getSize() <<"\">" << endl;
        writer.incInd();
        for(int i = 0;i<getSize(); i++)
            writer.Stream() << writer.ind() << "<F v=\"" <<  _lValueList[i] <<"\"/>" << endl; ;
        writer.decInd();
        writer.Stream() << writer.ind() <<"</FloatList>" << endl ;
    }
    else {
        writer.Stream() << writer.ind() << "<FloatList file=\"" << 
        writer.addFile(getName(), this) << "\"/>" << std::endl;
    }
}

void PropertyFileIncluded::Save (Base::Writer &writer) const
{
    // when saving a document under a new file name the transient directory
    // name changes and thus the stored file name doesn't work any more.
    if (!_cValue.empty() && !Base::FileInfo(_cValue).exists()) {
        Base::FileInfo fi(getDocTransientPath() + "/" + _BaseFileName);
        if (fi.exists())
            _cValue = fi.filePath();
    }

    if (writer.isForceXML()) {
        if (!_cValue.empty()) {
            Base::FileInfo file(_cValue.c_str());
            writer.Stream() << writer.ind() << "<FileIncluded data=\""
                            << file.fileName() << "\">" << std::endl;
            // write the file in the XML stream
            writer.incInd();
            writer.insertBinFile(_cValue.c_str());
            writer.decInd();
            writer.Stream() << writer.ind() <<"</FileIncluded>" << endl;
        }
        else {
            writer.Stream() << writer.ind() << "<FileIncluded data=\"\"/>" << std::endl;
        }
    }
    else {
        // instead initiate an extra file 
        if (!_cValue.empty()) {
            Base::FileInfo file(_cValue.c_str());
            writer.Stream() << writer.ind() << "<FileIncluded file=\""
                            << writer.addFile(file.fileName().c_str(), this) << "\"/>" << std::endl;
        }
        else {
            writer.Stream() << writer.ind() << "<FileIncluded file=\"\"/>" << std::endl;
        }
    }
}