make module preset label opional

Author: zisoft

src/libs/export.c

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2009-2025 darktable developers.
+    Copyright (C) 2009-2026 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -175,6 +175,11 @@ const char *name(dt_lib_module_t *self)
   return _("export");
 }
 
+gboolean has_preset_label(dt_lib_module_t *self)
+{
+  return TRUE;
+}
+
 const char *description(dt_lib_module_t *self)
 {
   return _("create new files for the\n"

src/libs/filtering.c

@@ -19,8 +19,10 @@
 #include "bauhaus/bauhaus.h"
 #include "common/collection.h"
 #include "common/darktable.h"
+#include "common/metadata.h"
 #include "control/conf.h"
 #include "control/control.h"
+#include "control/jobs.h"
 #include "dtgtk/button.h"
 #include "dtgtk/range.h"
 #include "gui/accelerators.h"

src/libs/import.c

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2011-2025 darktable developers.
+    Copyright (C) 2011-2026 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -185,6 +185,10 @@ const char *name(dt_lib_module_t *self)
   return _("import");
 }
 
+gboolean has_preset_label(dt_lib_module_t *self)
+{
+  return TRUE;
+}
 
 dt_view_type_flags_t views(dt_lib_module_t *self)
 {

src/libs/lib.c

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2009-2025 darktable developers.
+    Copyright (C) 2009-2026 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -130,7 +130,7 @@ static dt_lib_module_info_t *_get_module_info_for_module(dt_lib_module_t *module
 static void _set_module_preset_label(dt_lib_module_t *module,
                                      const gchar *preset_name)
 {
-  if(!module->expander) return;
+  if(!module->expander || !module->has_preset_label(module)) return;
 
   gchar *preset_label_text = (*preset_name == '\0')? g_strdup("")
                                                    : g_strdup_printf("• %s", preset_name);
@@ -667,6 +667,12 @@ uint32_t dt_lib_get_container(dt_lib_module_t *module)
   return container;
 }
 
+/* default has_preset_label  implementation */
+static gboolean default_has_preset_label(dt_lib_module_t *self)
+{
+  return FALSE;
+}
+
 /* default expandable implementation */
 static gboolean default_expandable(dt_lib_module_t *self)
 {

src/libs/lib.h

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2009-2025 darktable developers.
+    Copyright (C) 2009-2026 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by

src/libs/lib_api.h

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2016-2024 darktable developers.
+    Copyright (C) 2016-2026 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU Lesser General Public License as published by
@@ -41,6 +41,9 @@ struct dt_view_t;
 /** get name of the module, to be translated. */
 REQUIRED(const char *, name, struct dt_lib_module_t *self);
 
+/** does the module support a preset label? */
+DEFAULT(gboolean, has_preset_label, struct dt_lib_module_t *self);
+
 /** get the views which the module should be loaded in. */
 REQUIRED(enum dt_view_type_flags_t, views, struct dt_lib_module_t *self);
 /** get the container which the module should be placed in */