Don't simplify table/index/... names when using them internally

See issue sqlitebrowser#773.

Author: MKleusberg

src/DbStructureModel.cpp

@@ -39,6 +39,8 @@ QVariant DbStructureModel::data(const QModelIndex& index, int role) const
     // Depending on the role either return the text or the icon
     if(role == Qt::DisplayRole)
         return Settings::getSettingsValue("db", "hideschemalinebreaks").toBool() ? item->text(index.column()).replace("\n", " ").simplified() : item->text(index.column());
+    else if(role == Qt::EditRole)
+        return item->text(index.column());
     else if(role == Qt::ToolTipRole)
         return item->text(index.column());  // Don't modify the text when it's supposed to be shown in a tooltip
     else if(role == Qt::DecorationRole)

src/MainWindow.cpp

@@ -729,8 +729,8 @@ void MainWindow::compact()
 void MainWindow::deleteObject()
 {
     // Get name and type of object to delete
-    QString table = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), 0)).toString();
-    QString type = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), 1)).toString();
+    QString table = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), 0), Qt::EditRole).toString();
+    QString type = ui->dbTreeWidget->model()->data(ui->dbTreeWidget->currentIndex().sibling(ui->dbTreeWidget->currentIndex().row(), 1), Qt::EditRole).toString();
 
     // Ask user if he really wants to delete that table
     if(QMessageBox::warning(this, QApplication::applicationName(), tr("Are you sure you want to delete the %1 '%2'?\nAll data associated with the %1 will be lost.").arg(type).arg(table),