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The application now avoids reading and keeping in memory every element file in the collection.

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/branches/0.3@1366 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
xavier
2011-10-08 21:54:53 +00:00
parent 883da2a9c0
commit d431139d57
7 changed files with 59 additions and 16 deletions
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36
sources/fileelementdefinition.cpp
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@@ -15,6 +15,7 @@
You should have received a copy of the GNU General Public License
along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
*/
#include "elementscollectioncache.h"
#include "fileelementdefinition.h"
#include "fileelementscategory.h"
#include "fileelementscollection.h"
@@ -43,7 +44,17 @@ FileElementDefinition::~FileElementDefinition() {
@return la definition XML de l'element
*/
QDomElement FileElementDefinition::xml() {
return(xml_element_.documentElement());
// ouvre le fichier
QFile file(file_path);
// charge le contenu du fichier en s'attendant a du XML
is_null = !xml_element_.setContent(&file);
if (is_null) {
return(QDomElement());
} else {
// l'ouverture de la definition a reussi
return(xml_element_.documentElement());
}
}
/**
@@ -122,18 +133,21 @@ void FileElementDefinition::reload() {
}
file_path = file_info.canonicalFilePath();
// ouvre le fichier
QFile file(file_path);
// charge le contenu du fichier en s'attendant a du XML
bool read_xml = xml_element_.setContent(&file);
if (!read_xml) {
is_null = true;
return;
if (parentCollection()) {
ElementsCollectionCache *cache = parentCollection() -> cache();
if (cache && cache -> fetchNameFromCache(location().toString(), file_info.lastModified())) {
// the element file has not been modified since the last time
// we put its name in cache: we do not need to load it.
is_null = false;
return;
}
}
// l'ouverture de la definition a reussi
is_null = false;
// we need to ensure this is a valid XML document
QFile file(file_path);
QDomDocument xml_document;
is_null = !xml_document.setContent(&file);
xml_document.clear();
}
/**