text: #ifndef _SWAYBAR_TRAY_ITEM_H
  #define _SWAYBAR_TRAY_ITEM_H
  
  #include <cairo.h>
  #include <stdbool.h>
  #include <stdint.h>
  #include "swaybar/tray/tray.h"
  #include "list.h"
  
  struct swaybar_menu;
  struct swaybar_output;
  
  struct swaybar_pixmap {
  	int size;
  	unsigned char pixels[];
  };
  
  struct swaybar_sni_slot {
  	struct wl_list link; // swaybar_sni::slots
  	struct swaybar_sni *sni;
  	const char *prop;
  	const char *type;
  	void *dest;
  	sd_bus_slot *slot;
  	int menu_id;
  };
  
  struct swaybar_sni {
  	// icon properties
  	struct swaybar_tray *tray;
  	cairo_surface_t *icon;
  	int min_size;
  	int max_size;
  	int target_size;
  
  	// dbus properties
  	char *watcher_id;
  	char *service;
  	char *path;
  	const char *interface;
  
  	char *status;
  	char *icon_name;
  	list_t *icon_pixmap; // struct swaybar_pixmap *
  	char *attention_icon_name;
  	list_t *attention_icon_pixmap; // struct swaybar_pixmap *
  	bool item_is_menu;
  	char *menu_path;
  	char *icon_theme_path; // non-standard KDE property
  
  	struct wl_list slots; // swaybar_sni_slot::link
  
  	struct swaybar_menu_item *menu;
  	char **menu_icon_theme_paths;
  };
  
  struct swaybar_sni *create_sni(char *id, struct swaybar_tray *tray);
  void destroy_sni(struct swaybar_sni *sni);
  uint32_t render_sni(cairo_t *cairo, struct swaybar_output *output, double *x,
  		struct swaybar_sni *sni);
  
  #endif
  