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Improve the use of the database

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This commit is contained in:
Claveau Joshua
2020-06-03 19:46:27 +02:00
parent b445ce8934
commit 8ad876fb31
4 changed files with 29 additions and 34 deletions
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30
sources/qetgraphicsitem/ViewItem/nomenclaturemodel.cpp
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@@ -24,6 +24,7 @@
#include <QFont>
#include <QSqlQuery>
#include <QSqlRecord>
#include <QSqlError>
/**
@@ -183,7 +184,7 @@ void NomenclatureModel::query(const QString &query)
m_project->dataBase()->updateDB();
if (rm_) {
setHeaderString();
m_record = m_project->dataBase()->elementsInfoFromQuery(m_query);
fillValue();
connect(m_project->dataBase(), &projectDataBase::dataBaseUpdated, this, &NomenclatureModel::dataBaseUpdated);
}
}
@@ -276,7 +277,10 @@ void NomenclatureModel::fromXml(const QDomElement &element)
*/
void NomenclatureModel::dataBaseUpdated()
{
auto new_record = m_project->dataBase()->elementsInfoFromQuery(m_query);
auto original_record = m_record;
fillValue();
auto new_record = m_record;
m_record = original_record;
//This a very special case, if this nomenclature model is added
//befor any element, column count return 0, so in this case we emit column inserted
@@ -322,3 +326,25 @@ void NomenclatureModel::setHeaderString()
this->setHeaderData(i, Qt::Horizontal, header_name);
}
}
void NomenclatureModel::fillValue()
{
m_record.clear();
auto query_ = m_project->dataBase()->newQuery(m_query);
if (!query_.exec()) {
qDebug() << "Query error : " << query_.lastError();
}
while (query_.next())
{
QStringList record_;
auto i=0;
while (query_.value(i).isValid())
{
record_ << query_.value(i).toString();
++i;
}
m_record << record_;
}
}