test background img import

src/View/Results/translate.py

@@ -53,6 +53,9 @@ class ResultsTranslate(MainTranslate):
             "Results",
             "Max water elevation"
         )
+        self._dict["file_all"] = _translate("GeoTIFF", "All files (*)")
+        self._dict["file_geotiff"] = _translate(
+            "GeoTIFF", "GeoTIFF file (*.tiff *.tif)")
 
         self._sub_dict["table_headers_reach"] = {
             "name": _translate("Results", "Reach name"),