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remove the *brrr* goto

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This commit is contained in:
Peinthor Rene
2013-03-28 18:47:38 +01:00
parent 50b160227b
commit e46d3401df
1 changed files with 37 additions and 35 deletions
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72
src/ImportCsvDialog.cpp
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@@ -22,6 +22,17 @@ ImportCsvDialog::~ImportCsvDialog()
delete ui;
}
namespace {
void rollback(ImportCsvDialog* dialog, DBBrowserDB* pdb, QProgressDialog& progress)
{
progress.hide();
QApplication::restoreOverrideCursor(); // restore original cursor
QString error = QObject::tr("Error importing data. Message from database engine: %1").arg(pdb->lastErrorMessage);
QMessageBox::warning(dialog, QApplication::applicationName(), error);
pdb->executeSQL("ROLLBACK TO SAVEPOINT CSVIMPORT;", false);
}
}
void ImportCsvDialog::accept()
{
QString sql;
@@ -96,58 +107,49 @@ void ImportCsvDialog::accept()
// Create a savepoint, so we can rollback in case of any errors during importing
// db needs to be saved or an error will occur
if(!pdb->executeSQL("SAVEPOINT CSVIMPORT;", false))
goto rollback;
return rollback(this, pdb, progress);
// Create table
if(!importToExistingTable)
{
if(!pdb->createTable(ui->editName->text(), fieldList))
goto rollback;
return rollback(this, pdb, progress);
}
{ // avoid error on MSVC due to rollback label
// now lets import all data, one row at a time
for(int i=0;i<curList.size();++i)
// now lets import all data, one row at a time
for(int i=0;i<curList.size();++i)
{
if(colNum == 0)
sql = QString("INSERT INTO `%1` VALUES(").arg(ui->editName->text());
// need to mprintf here
char* formSQL = sqlite3_mprintf("%Q", (const char*)curList[i].toUtf8());
sql.append(formSQL);
if(formSQL)
sqlite3_free(formSQL);
colNum++;
if(colNum < numfields)
{
if(colNum == 0)
sql = QString("INSERT INTO `%1` VALUES(").arg(ui->editName->text());
// need to mprintf here
char* formSQL = sqlite3_mprintf("%Q", (const char*)curList[i].toUtf8());
sql.append(formSQL);
if(formSQL)
sqlite3_free(formSQL);
colNum++;
if(colNum < numfields)
{
sql.append(",");
} else {
colNum = 0;
sql.append(");");
if(!pdb->executeSQL(sql, false, false))
goto rollback;
}
progress.setValue(i);
if(progress.wasCanceled())
goto rollback;
sql.append(",");
} else {
colNum = 0;
sql.append(");");
if(!pdb->executeSQL(sql, false, false))
return rollback(this, pdb, progress);
}
progress.setValue(i);
if(progress.wasCanceled())
return rollback(this, pdb, progress);
}
// Everything ok, release the savepoint
if(!pdb->executeSQL("RELEASE SAVEPOINT CSVIMPORT;"))
goto rollback;
return rollback(this, pdb, progress);
pdb->setDirty(true);
QApplication::restoreOverrideCursor(); // restore original cursor
QDialog::accept();
return;
rollback:
progress.hide();
QApplication::restoreOverrideCursor(); // restore original cursor
QString error = tr("Error importing data. Message from database engine: %1").arg(pdb->lastErrorMessage);
QMessageBox::warning(this, QApplication::applicationName(), error);
pdb->executeSQL("ROLLBACK TO SAVEPOINT CSVIMPORT;", false);
}
void ImportCsvDialog::updatePreview()