improved adjuster widget problem reporting

apps/opencs/view/doc/adjusterwidget.cpp

@@ -64,6 +64,7 @@ void CSVDoc::AdjusterWidget::setName (const QString& name, bool addon)
     QString message;
 
     mValid = (!name.isEmpty());
+    bool warning = false;
 
     if (!mValid)
     {
@@ -106,13 +107,14 @@ void CSVDoc::AdjusterWidget::setName (const QString& name, bool addon)
             {
                 /// \todo add an user setting to make this an error.
                 message += "<p>A file with the same name already exists. If you continue, it will be overwritten.";
+                warning = true;
             }
         }
     }
 
     mMessage->setText (message);
     mIcon->setPixmap (style()->standardIcon (
-        mValid ? QStyle::SP_MessageBoxInformation : QStyle::SP_MessageBoxWarning).
+        mValid ? (warning ? QStyle::SP_MessageBoxWarning : QStyle::SP_MessageBoxInformation) : QStyle::SP_MessageBoxCritical).
         pixmap (QSize (16, 16)));
 
     emit stateChanged (mValid);