studio_style.c

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/*
    This file is part of the Ansel project.
    Copyright (C) 2026 Guillaume STUTIN.
 
    Ansel is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    Ansel is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
*/
 
#include "common/darktable.h"
#include "common/debug.h"
#include "common/folder_survey.h"
#include "common/history_merge.h"
#include "common/image.h"
#include "common/styles.h"
#include "control/conf.h"
#include "control/control.h"
#include "gui/gtk.h"
#include "libs/lib.h"
#include "libs/lib_api.h"
#include "views/view.h"
 
DT_MODULE(1)
 
typedef enum dt_studio_pool_cols_t
{
  POOL_COL_NAME = 0,
  POOL_NUM_COLS
} dt_studio_pool_cols_t;
 
typedef enum dt_studio_styles_cols_t
{
  STYLES_COL_NAME = 0,
  STYLES_COL_FULLNAME, // set only on leaves (actual styles, not category nodes)
  STYLES_NUM_COLS
} dt_studio_styles_cols_t;
 
typedef struct dt_lib_studio_style_t
{
  GtkWidget *pool_treeview;         // flat, ordered list of applied style names
  GtkTreeViewColumn *pool_up_col;
  GtkTreeViewColumn *pool_down_col;
  GtkTreeViewColumn *pool_remove_col;
 
  GtkWidget *styles_treeview;       // categories (split on "|") with styles as leaves
  GtkTreeViewColumn *styles_add_col;
  // A treeview cell rendered by GtkCellRenderer is not its own CSS node, so
  // the theme's `*:disabled { opacity }` rule never reaches it: "sensitive"
  // bindings render identically whether true or false. Graying a leaf
  // already in the pool therefore uses two direct mechanisms computed live
  // in cell_data_func callbacks instead: an explicit "foreground" color for
  // the name, and swapping in a pre-dimmed pixbuf for the add icon.
  GdkPixbuf *add_icon_enabled;
  GdkPixbuf *add_icon_disabled;
 
  GList *pool; // ordered list of g_strdup'd style names: the source of truth
} dt_lib_studio_style_t;
 
const char *name(dt_lib_module_t *self)
{
  return _("Auto style");
}
 
const char **views(dt_lib_module_t *self)
{
  static const char *v[] = { "studio_capture", NULL };
  return v;
}
 
uint32_t container(dt_lib_module_t *self)
{
  return DT_UI_CONTAINER_PANEL_LEFT_CENTER;
}
 
int position()
{
  return 980;
}
 
static gboolean _studio_style_pool_contains(dt_lib_studio_style_t *d, const char *name)
{
  for(GList *l = d->pool; l; l = g_list_next(l))
    if(!g_strcmp0((const char *)l->data, name)) return TRUE;
  return FALSE;
}
 
static void _studio_style_save(dt_lib_studio_style_t *d)
{
  GString *conf = g_string_new(NULL);
  for(GList *l = d->pool; l; l = g_list_next(l))
  {
    if(conf->len) g_string_append(conf, DT_FOLDER_SURVEY_STYLES_SEPARATOR);
    g_string_append(conf, (const char *)l->data);
  }
 
  dt_conf_set_string(DT_FOLDER_SURVEY_STYLES_CONF_KEY, conf->str);
  g_string_free(conf, TRUE);
}
 
static void _studio_style_rebuild_pool_ui(dt_lib_studio_style_t *d)
{
  GtkListStore *store = gtk_list_store_new(POOL_NUM_COLS, G_TYPE_STRING);
  GtkTreeIter iter;
  for(GList *l = d->pool; l; l = g_list_next(l))
  {
    gtk_list_store_append(store, &iter);
    gtk_list_store_set(store, &iter, POOL_COL_NAME, (const char *)l->data, -1);
  }
  gtk_tree_view_set_model(GTK_TREE_VIEW(d->pool_treeview), GTK_TREE_MODEL(store));
  g_object_unref(store);
}
 
static void _studio_style_prune_pool(dt_lib_studio_style_t *d, GList *all_styles)
{
  GList *l = d->pool;
  while(l)
  {
    GList *next = g_list_next(l);
    gboolean found = FALSE;
    for(GList *s = all_styles; s && !found; s = g_list_next(s))
      found = !g_strcmp0(((dt_style_t *)s->data)->name, (const char *)l->data);
    if(!found)
    {
      dt_free(l->data);
      d->pool = g_list_delete_link(d->pool, l);
    }
    l = next;
  }
}
 
static gboolean _studio_style_get_node_for_name(GtkTreeModel *model, const gboolean root, GtkTreeIter *iter,
                                                const gchar *segment_name)
{
  GtkTreeIter parent = *iter;
 
  if(root)
  {
    if(!gtk_tree_model_get_iter_first(model, iter))
    {
      gtk_tree_store_append(GTK_TREE_STORE(model), iter, NULL);
      return FALSE;
    }
  }
  else
  {
    if(!gtk_tree_model_iter_children(model, iter, &parent))
    {
      gtk_tree_store_append(GTK_TREE_STORE(model), iter, &parent);
      return FALSE;
    }
  }
 
  do
  {
    gchar *node_name = NULL;
    gtk_tree_model_get(model, iter, STYLES_COL_NAME, &node_name, -1);
    const gboolean match = !g_strcmp0(node_name, segment_name);
    dt_free(node_name);
    if(match) return TRUE;
  }
  while(gtk_tree_model_iter_next(model, iter));
 
  gtk_tree_store_append(GTK_TREE_STORE(model), iter, root ? NULL : &parent);
  return FALSE;
}
 
static void _studio_style_populate_styles_tree(dt_lib_studio_style_t *d)
{
  GList *all_styles = dt_styles_get_list("");
  _studio_style_prune_pool(d, all_styles);
 
  GtkTreeStore *store = gtk_tree_store_new(STYLES_NUM_COLS, G_TYPE_STRING, G_TYPE_STRING);
  GtkTreeIter iter;
 
  for(GList *s = all_styles; s; s = g_list_next(s))
  {
    const dt_style_t *style = (const dt_style_t *)s->data;
    gchar **segments = g_strsplit(style->name, "|", 0);
 
    for(int k = 0; segments[k]; k++)
    {
      const gboolean found = _studio_style_get_node_for_name(GTK_TREE_MODEL(store), k == 0, &iter, segments[k]);
      if(!found)
      {
        if(segments[k + 1])
          gtk_tree_store_set(store, &iter, STYLES_COL_NAME, segments[k], -1);
        else
          gtk_tree_store_set(store, &iter, STYLES_COL_NAME, segments[k], STYLES_COL_FULLNAME, style->name, -1);
      }
    }
    g_strfreev(segments);
  }
 
  gtk_tree_view_set_model(GTK_TREE_VIEW(d->styles_treeview), GTK_TREE_MODEL(store));
  g_object_unref(store);
 
  g_list_free_full(all_styles, dt_style_free);
}
 
static void _studio_style_name_cell_data_func(GtkTreeViewColumn *column, GtkCellRenderer *renderer,
                                              GtkTreeModel *model, GtkTreeIter *iter, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  gchar *fullname = NULL;
  gtk_tree_model_get(model, iter, STYLES_COL_FULLNAME, &fullname, -1);
 
  if(!IS_NULL_PTR(fullname) && _studio_style_pool_contains(d, fullname))
    g_object_set(renderer, "foreground-set", TRUE, "foreground", "#888", NULL);
  else
    g_object_set(renderer, "foreground-set", FALSE, NULL);
 
  dt_free(fullname);
}
 
static void _studio_style_add_cell_data_func(GtkTreeViewColumn *column, GtkCellRenderer *renderer,
                                             GtkTreeModel *model, GtkTreeIter *iter, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  gchar *fullname = NULL;
  gtk_tree_model_get(model, iter, STYLES_COL_FULLNAME, &fullname, -1);
 
  if(IS_NULL_PTR(fullname))
  {
    g_object_set(renderer, "visible", FALSE, NULL);
  }
  else
  {
    const gboolean in_pool = _studio_style_pool_contains(d, fullname);
    g_object_set(renderer, "visible", TRUE, "pixbuf", in_pool ? d->add_icon_disabled : d->add_icon_enabled,
                NULL);
  }
 
  dt_free(fullname);
}
 
static void _studio_style_pool_action_click(dt_lib_studio_style_t *d, GtkTreePath *path, GtkTreeViewColumn *column)
{
  const int index = gtk_tree_path_get_indices(path)[0];
 
  if(column == d->pool_up_col)
  {
    if(index <= 0) return;
    GList *previous = g_list_nth(d->pool, index - 1);
    GList *current = g_list_next(previous);
    gpointer tmp = previous->data;
    previous->data = current->data;
    current->data = tmp;
  }
  else if(column == d->pool_down_col)
  {
    GList *current = g_list_nth(d->pool, index);
    GList *next = current ? g_list_next(current) : NULL;
    if(IS_NULL_PTR(current) || IS_NULL_PTR(next)) return;
    gpointer tmp = current->data;
    current->data = next->data;
    next->data = tmp;
  }
  else if(column == d->pool_remove_col)
  {
    GList *link = g_list_nth(d->pool, index);
    if(IS_NULL_PTR(link)) return;
    char *removed_name = (char *)link->data;
    d->pool = g_list_delete_link(d->pool, link);
    gtk_widget_queue_draw(d->styles_treeview); // un-gray the corresponding leaf, if visible
    dt_free(removed_name);
  }
  else
    return;
 
  _studio_style_rebuild_pool_ui(d);
  _studio_style_save(d);
}
 
static gboolean _studio_style_pool_button_pressed(GtkWidget *treeview, GdkEventButton *event, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  if(IS_NULL_PTR(event) || event->type != GDK_BUTTON_PRESS || event->button != GDK_BUTTON_PRIMARY) return FALSE;
 
  GtkTreePath *path = NULL;
  GtkTreeViewColumn *column = NULL;
  if(!gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(treeview), (gint)event->x, (gint)event->y, &path, &column,
                                    NULL, NULL))
    return FALSE;
 
  const gboolean consumed = column == d->pool_up_col || column == d->pool_down_col
                            || column == d->pool_remove_col;
  if(consumed) _studio_style_pool_action_click(d, path, column);
  gtk_tree_path_free(path);
  return consumed;
}
 
static gboolean _studio_style_pool_query_tooltip(GtkWidget *treeview, gint x, gint y, gboolean keyboard_tip,
                                                 GtkTooltip *tooltip, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  if(keyboard_tip) return FALSE;
 
  GtkTreePath *path = NULL;
  GtkTreeViewColumn *column = NULL;
  if(!gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(treeview), x, y, &path, &column, NULL, NULL)) return FALSE;
  gtk_tree_path_free(path);
 
  const char *text = NULL;
  if(column == d->pool_up_col) text = _("Apply this style earlier");
  else if(column == d->pool_down_col) text = _("Apply this style later");
  else if(column == d->pool_remove_col) text = _("Remove this style from the pool");
  if(IS_NULL_PTR(text)) return FALSE;
 
  gtk_tooltip_set_text(tooltip, text);
  return TRUE;
}
 
static gboolean _studio_style_add_click(dt_lib_studio_style_t *d, GtkWidget *treeview, GtkTreePath *path)
{
  GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(treeview));
  GtkTreeIter iter;
  if(!gtk_tree_model_get_iter(model, &iter, path)) return FALSE;
 
  gchar *fullname = NULL;
  gtk_tree_model_get(model, &iter, STYLES_COL_FULLNAME, &fullname, -1);
  if(IS_NULL_PTR(fullname)) return FALSE; // a category node, not a style
 
  if(!_studio_style_pool_contains(d, fullname))
  {
    d->pool = g_list_append(d->pool, g_strdup(fullname));
    _studio_style_rebuild_pool_ui(d);
    gtk_widget_queue_draw(d->styles_treeview); // gray out the just-added leaf
    _studio_style_save(d);
  }
  dt_free(fullname);
  return TRUE;
}
 
static gboolean _studio_style_styles_button_pressed(GtkWidget *treeview, GdkEventButton *event, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  if(IS_NULL_PTR(event) || event->type != GDK_BUTTON_PRESS || event->button != GDK_BUTTON_PRIMARY) return FALSE;
 
  GtkTreePath *path = NULL;
  GtkTreeViewColumn *column = NULL;
  if(!gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(treeview), (gint)event->x, (gint)event->y, &path, &column,
                                    NULL, NULL))
    return FALSE;
 
  gboolean consumed = FALSE;
  if(column == d->styles_add_col) consumed = _studio_style_add_click(d, treeview, path);
  gtk_tree_path_free(path);
  return consumed;
}
 
static gboolean _studio_style_styles_query_tooltip(GtkWidget *treeview, gint x, gint y, gboolean keyboard_tip,
                                                   GtkTooltip *tooltip, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  if(keyboard_tip) return FALSE;
 
  GtkTreePath *path = NULL;
  GtkTreeViewColumn *column = NULL;
  if(!gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(treeview), x, y, &path, &column, NULL, NULL)) return FALSE;
  gtk_tree_path_free(path);
 
  if(column != d->styles_add_col) return FALSE;
  gtk_tooltip_set_text(tooltip, _("Add this style to the pool"));
  return TRUE;
}
 
static void _studio_style_apply_callback(GtkWidget *widget, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
 
  const int32_t imgid = dt_view_active_images_get_first();
  if(imgid <= UNKNOWN_IMAGE)
  {
    dt_control_log(_("No image is displayed."));
    return;
  }
  if(IS_NULL_PTR(d->pool))
  {
    dt_control_log(_("The pool is empty."));
    return;
  }
 
  dt_hm_batch_state_t batch = { 0 };
  int applied = 0;
 
  for(GList *l = d->pool; l; l = g_list_next(l))
  {
    const char *pool_name = (const char *)l->data;
    const int32_t style_id = dt_styles_get_id_by_name(pool_name);
    if(style_id > 0
       && !dt_styles_apply_to_image_merge(pool_name, style_id, imgid, DT_HISTORY_MERGE_APPEND, &batch))
    {
      applied++;
    }
  }
  dt_hm_batch_state_cleanup(&batch);
 
  if(applied == 0)
  {
    dt_control_log(_("No style could be applied."));
    return;
  }
 
  // History went straight to DB: refresh cached metadata, mipmap and thumbnails,
  // then let listeners (studio center view) re-fetch their surfaces.
  dt_image_history_changed(imgid, TRUE);
  DT_DEBUG_CONTROL_SIGNAL_RAISE(darktable.signals, DT_SIGNAL_DEVELOP_HISTORY_CHANGE);
  dt_control_log(ngettext("Applied %d style.", "Applied %d styles.", applied), applied);
}
 
static void _studio_style_changed_callback(gpointer instance, gpointer user_data)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)user_data;
  _studio_style_populate_styles_tree(d);
  _studio_style_rebuild_pool_ui(d);
  _studio_style_save(d);
}
 
static void _studio_style_load_pool(dt_lib_studio_style_t *d)
{
  char *conf = dt_conf_get_string(DT_FOLDER_SURVEY_STYLES_CONF_KEY);
  gchar **names = g_strsplit(conf && conf[0] ? conf : "", DT_FOLDER_SURVEY_STYLES_SEPARATOR, -1);
  dt_free(conf);
 
  for(gchar **pool_name = names; *pool_name; pool_name++)
    if((*pool_name)[0] != '\0') d->pool = g_list_append(d->pool, g_strdup(*pool_name));
 
  g_strfreev(names);
}
 
static GtkTreeViewColumn *_studio_style_add_name_column(GtkWidget *treeview, const int name_model_col,
                                                        GtkCellRenderer **out_renderer)
{
  GtkTreeViewColumn *col = gtk_tree_view_column_new();
  GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
  g_object_set(renderer, "ellipsize", PANGO_ELLIPSIZE_END, (gchar *)0);
  gtk_tree_view_column_pack_start(col, renderer, TRUE);
  gtk_tree_view_column_add_attribute(col, renderer, "text", name_model_col);
  gtk_tree_view_column_set_expand(col, TRUE);
  gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), col);
  if(out_renderer) *out_renderer = renderer;
  return col;
}
 
static GtkTreeViewColumn *_studio_style_add_icon_column(GtkWidget *treeview, const char *icon_name,
                                                        GtkCellRenderer **out_renderer)
{
  GtkTreeViewColumn *col = gtk_tree_view_column_new();
  GtkCellRenderer *renderer = gtk_cell_renderer_pixbuf_new();
  g_object_set(renderer, "icon-name", icon_name, "stock-size", GTK_ICON_SIZE_MENU, NULL);
  gtk_tree_view_column_pack_start(col, renderer, FALSE);
  gtk_tree_view_column_set_sizing(col, GTK_TREE_VIEW_COLUMN_FIXED);
  gtk_tree_view_column_set_fixed_width(col, DT_PIXEL_APPLY_DPI(24));
  gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), col);
  if(out_renderer) *out_renderer = renderer;
  return col;
}
 
static GdkPixbuf *_studio_style_load_icon(const char *icon_name, const double alpha)
{
  gint width = 16;
  gint height = 16;
  gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height);
 
  GdkPixbuf *base = gtk_icon_theme_load_icon(gtk_icon_theme_get_default(), icon_name, width,
                                             GTK_ICON_LOOKUP_FORCE_SIZE, NULL);
  if(IS_NULL_PTR(base) || alpha >= 1.0) return base;
 
  cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
  cairo_t *cr = cairo_create(surface);
  gdk_cairo_set_source_pixbuf(cr, base, 0, 0);
  cairo_paint_with_alpha(cr, alpha);
  cairo_destroy(cr);
 
  GdkPixbuf *dimmed = gdk_pixbuf_get_from_surface(surface, 0, 0, width, height);
  cairo_surface_destroy(surface);
  g_object_unref(base);
  return dimmed;
}
 
void gui_init(dt_lib_module_t *self)
{
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)g_malloc0(sizeof(dt_lib_studio_style_t));
  self->data = (void *)d;
 
  self->widget = gtk_box_new(GTK_ORIENTATION_VERTICAL, DT_GUI_BOX_SPACING);
 
  /* Pool: the ordered, applied styles, with inline reorder/remove icons. */
  GtkWidget *pool_label = gtk_label_new(_("Pool"));
  gtk_widget_set_halign(pool_label, GTK_ALIGN_START);
  gtk_box_pack_start(GTK_BOX(self->widget), pool_label, FALSE, FALSE, 0);
 
  d->pool_treeview = gtk_tree_view_new();
  gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(d->pool_treeview), FALSE);
  _studio_style_add_name_column(d->pool_treeview, POOL_COL_NAME, NULL);
  d->pool_up_col = _studio_style_add_icon_column(d->pool_treeview, "go-up-symbolic", NULL);
  d->pool_down_col = _studio_style_add_icon_column(d->pool_treeview, "go-down-symbolic", NULL);
  d->pool_remove_col = _studio_style_add_icon_column(d->pool_treeview, "list-remove-symbolic", NULL);
  g_signal_connect(d->pool_treeview, "button-press-event", G_CALLBACK(_studio_style_pool_button_pressed), d);
  gtk_widget_set_has_tooltip(d->pool_treeview, TRUE);
  g_signal_connect(d->pool_treeview, "query-tooltip", G_CALLBACK(_studio_style_pool_query_tooltip), d);
 
  gtk_box_pack_start(GTK_BOX(self->widget),
                     dt_ui_scroll_wrap(d->pool_treeview, 100, "plugins/darkroom/studio_style/poolwindowheight",
                                       DT_UI_RESIZE_DYNAMIC),
                     TRUE, TRUE, 0);
 
  GtkWidget *apply = gtk_button_new_with_label(_("Apply to the displayed image"));
  gtk_widget_set_tooltip_text(apply, _("Replace the history of the displayed image with the pool of styles"));
  g_signal_connect(G_OBJECT(apply), "clicked", G_CALLBACK(_studio_style_apply_callback), d);
  gtk_box_pack_start(GTK_BOX(self->widget), apply, FALSE, FALSE, 0);
 
  /* Styles: every available style, grouped into categories, with an inline add icon on leaves. */
  GtkWidget *styles_label = gtk_label_new(_("Styles"));
  gtk_widget_set_halign(styles_label, GTK_ALIGN_START);
  gtk_box_pack_start(GTK_BOX(self->widget), styles_label, FALSE, FALSE, 0);
 
  d->add_icon_enabled = _studio_style_load_icon("list-add-symbolic", 1.0);
  d->add_icon_disabled = _studio_style_load_icon("list-add-symbolic", 0.35);
 
  d->styles_treeview = gtk_tree_view_new();
  gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(d->styles_treeview), FALSE);
  GtkCellRenderer *name_renderer = NULL;
  GtkTreeViewColumn *name_col
      = _studio_style_add_name_column(d->styles_treeview, STYLES_COL_NAME, &name_renderer);
  gtk_tree_view_column_set_cell_data_func(name_col, name_renderer, _studio_style_name_cell_data_func, d, NULL);
 
  GtkCellRenderer *add_renderer = NULL;
  d->styles_add_col = _studio_style_add_icon_column(d->styles_treeview, "list-add-symbolic", &add_renderer);
  /* The cell_data_func drives "pixbuf" on every row; clear the static "icon-name" set by
   * _studio_style_add_icon_column() so the two properties never compete. */
  g_object_set(add_renderer, "icon-name", NULL, NULL);
  gtk_tree_view_column_set_cell_data_func(d->styles_add_col, add_renderer, _studio_style_add_cell_data_func, d,
                                          NULL);
  g_signal_connect(d->styles_treeview, "button-press-event", G_CALLBACK(_studio_style_styles_button_pressed), d);
  gtk_widget_set_has_tooltip(d->styles_treeview, TRUE);
  g_signal_connect(d->styles_treeview, "query-tooltip", G_CALLBACK(_studio_style_styles_query_tooltip), d);
 
  gtk_box_pack_start(GTK_BOX(self->widget),
                     dt_ui_scroll_wrap(d->styles_treeview, 100,
                                       "plugins/darkroom/studio_style/styleswindowheight", DT_UI_RESIZE_DYNAMIC),
                     TRUE, TRUE, 0);
 
  _studio_style_load_pool(d);
  _studio_style_populate_styles_tree(d);
  _studio_style_rebuild_pool_ui(d);
 
  DT_DEBUG_CONTROL_SIGNAL_CONNECT(darktable.signals, DT_SIGNAL_STYLE_CHANGED,
                                  G_CALLBACK(_studio_style_changed_callback), d);
}
 
void gui_cleanup(dt_lib_module_t *self)
{
  DT_DEBUG_CONTROL_SIGNAL_DISCONNECT(darktable.signals, G_CALLBACK(_studio_style_changed_callback), self->data);
  dt_lib_studio_style_t *d = (dt_lib_studio_style_t *)self->data;
  if(!IS_NULL_PTR(d))
  {
    g_list_free_full(d->pool, dt_free_gpointer);
    if(!IS_NULL_PTR(d->add_icon_enabled)) g_object_unref(d->add_icon_enabled);
    if(!IS_NULL_PTR(d->add_icon_disabled)) g_object_unref(d->add_icon_disabled);
  }
  g_free(self->data);
  self->data = NULL;
}
 
// clang-format off
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.py
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-spaces modified;
// clang-format on