tray: tidy code

This includes some refactoring and fixing a small memory leak.

3 files changed, 10 insertions, 20 deletions

diff --git a/swaybar/tray/host.c b/swaybar/tray/host.c
index 451b0896..ddf2416d 100644
--- a/swaybar/tray/host.c
+++ b/swaybar/tray/host.c
@@ -65,9 +65,9 @@ static int handle_sni_unregistered(sd_bus_message *msg, void *data,
 static int get_registered_snis_callback(sd_bus_message *msg, void *data,
                 sd_bus_error *error) {
         if (sd_bus_message_is_method_error(msg, NULL)) {
-                sd_bus_error err = *sd_bus_message_get_error(msg);
-                sway_log(SWAY_ERROR, "Failed to get registered SNIs: %s", err.message);
-                return -sd_bus_error_get_errno(&err);
+                const sd_bus_error *err = sd_bus_message_get_error(msg);
+                sway_log(SWAY_ERROR, "Failed to get registered SNIs: %s", err->message);
+                return -sd_bus_error_get_errno(err);
         }
 
         int ret = sd_bus_message_enter_container(msg, 'v', NULL);
@@ -87,9 +87,11 @@ static int get_registered_snis_callback(sd_bus_message *msg, void *data,
                 struct swaybar_tray *tray = data;
                 for (char **id = ids; *id; ++id) {
                         add_sni(tray, *id);
+                        free(*id);
                 }
         }
 
+        free(ids);
         return ret;
 }
 
diff --git a/swaybar/tray/icon.c b/swaybar/tray/icon.c
index 69df3582..c426c3d4 100644
--- a/swaybar/tray/icon.c
+++ b/swaybar/tray/icon.c
@@ -412,7 +412,7 @@ static char *find_icon_in_subdir(char *name, char *basedir, char *theme,
 #endif
                 "png",
 #if HAVE_GDK_PIXBUF
-                "xpm"
+                "xpm" // deprecated
 #endif
         };
 
@@ -508,21 +508,13 @@ static char *find_icon_with_theme(list_t *basedirs, list_t *themes, char *name,
         return icon;
 }
 
-char *find_icon_in_dir(char *name, char *dir, int *min_size, int *max_size) {
-        char *icon = find_icon_in_subdir(name, dir, "", "");
-        if (icon) {
-                *min_size = 1;
-                *max_size = 512;
-        }
-        return icon;
-
-}
-
 static char *find_fallback_icon(list_t *basedirs, char *name, int *min_size,
                 int *max_size) {
         for (int i = 0; i < basedirs->length; ++i) {
-                char *icon = find_icon_in_dir(name, basedirs->items[i], min_size, max_size);
+                char *icon = find_icon_in_subdir(name, basedirs->items[i], "", "");
                 if (icon) {
+                        *min_size = 1;
+                        *max_size = 512;
                         return icon;
                 }
         }
@@ -537,7 +529,7 @@ char *find_icon(list_t *themes, list_t *basedirs, char *name, int size,
                 icon = find_icon_with_theme(basedirs, themes, name, size, theme,
                                 min_size, max_size);
         }
-        if (!icon) {
+        if (!icon && !(theme && strcmp(theme, "Hicolor") == 0)) {
                 icon = find_icon_with_theme(basedirs, themes, name, size, "Hicolor",
                                 min_size, max_size);
         }
diff --git a/swaybar/tray/item.c b/swaybar/tray/item.c
index b4238417..63578cd9 100644
--- a/swaybar/tray/item.c
+++ b/swaybar/tray/item.c
@@ -416,10 +416,6 @@ static void reload_sni(struct swaybar_sni *sni, char *icon_theme,
                                 icon_name, target_size, icon_theme,
                                 &sni->min_size, &sni->max_size);
                 list_free(icon_search_paths);
-                if (!icon_path && sni->icon_theme_path) {
-                        icon_path = find_icon_in_dir(icon_name, sni->icon_theme_path,
-                                        &sni->min_size, &sni->max_size);
-                }
                 if (icon_path) {
                         cairo_surface_destroy(sni->icon);
                         sni->icon = load_background_image(icon_path);