prop = RNA_def_property(srna, "filepath", PROP_STRING, PROP_FILEPATH);
RNA_def_property_string_sdna(prop, NULL, "name");
RNA_def_property_ui_text(prop, "File Name", "Image/Movie file name");
RNA_def_property_update(prop, NC_IMAGE | ND_DISPLAY, "rna_Image_reload_update");
/* eek. this is horrible but needed so we can save to a new name without blanking the data :( */
prop = RNA_def_property(srna, "filepath_raw", PROP_STRING, PROP_FILEPATH);
RNA_def_property_string_sdna(prop, NULL, "name");
RNA_def_property_ui_text(prop, "File Name", "Image/Movie file name (without data refreshing)");