Gui: [skip ci] improve whitespaces

src/Gui/DocumentRecovery.cpp

@@ -245,9 +245,9 @@ void DocumentRecovery::accept()
         int index = -1;
         std::vector<int> indices;
         std::vector<std::string> filenames, paths, labels, errs;
-        for(auto &info : d->recoveryInfo) {
+        for (auto &info : d->recoveryInfo) {
             ++index;
-            std::string documentName;
+
             QString errorInfo;
             QTreeWidgetItem* item = d_ptr->ui.treeWidget->topLevelItem(index);
 
@@ -285,13 +285,14 @@ void DocumentRecovery::accept()
 
         auto docs = App::GetApplication().openDocuments(filenames,&paths,&labels,&errs);
 
-        for(int i=0;i<(int)docs.size();++i) {
+        for (size_t i = 0; i < docs.size(); ++i) {
             auto &info = d->recoveryInfo[indices[i]];
             QTreeWidgetItem* item = d_ptr->ui.treeWidget->topLevelItem(indices[i]);
-            if(!docs[i] || errs[i].size()) {
-                if(docs[i])
+            if (!docs[i] || !errs[i].empty()) {
+                if (docs[i])
                     App::GetApplication().closeDocument(docs[i]->getName());
                 info.status = DocumentRecoveryPrivate::Failure;
+
                 if (item) {
                     item->setText(1, tr("Failed to recover"));
                     item->setToolTip(1, QString::fromUtf8(errs[index].c_str()));
@@ -299,9 +300,10 @@ void DocumentRecovery::accept()
                 }
                 // write back current status
                 d->writeRecoveryInfo(info);
-            }else{
+            }
+            else {
                 auto gdoc = Application::Instance->getDocument(docs[i]);
-                if(gdoc)
+                if (gdoc)
                     gdoc->setModified(true);
 
                 info.status = DocumentRecoveryPrivate::Success;
@@ -315,21 +317,26 @@ void DocumentRecovery::accept()
                 QFileInfo xfi(info.xmlFile);
                 QFileInfo fi(info.projectFile);
                 bool res = false;
-                if(fi.fileName() == QLatin1String("fc_recovery_file.fcstd")) {
+
+                if (fi.fileName() == QLatin1String("fc_recovery_file.fcstd")) {
                     transDir.remove(fi.fileName());
                     res = transDir.rename(fi.absoluteFilePath(),fi.fileName());
-                }else{
+                }
+                else {
                     transDir.rmdir(fi.dir().dirName());
                     res = transDir.rename(fi.absolutePath(),fi.dir().dirName());
                 }
-                if(res) {
+
+                if (res) {
                     transDir.remove(xfi.fileName());
                     res = transDir.rename(xfi.absoluteFilePath(),xfi.fileName());
                 }
-                if(!res) {
+
+                if (!res) {
                     FC_WARN("Failed to move recovery file of document '"
                             << docs[i]->Label.getValue() << "'");
-                }else{
+                }
+                else {
                     clearDirectory(xfi.absolutePath());
                     QDir().rmdir(xfi.absolutePath());
                 }