6 files changed, 160 insertions, 94 deletions

diff --git a/include/swaybar/tray/host.h b/include/swaybar/tray/host.h
new file mode 100644
index 00000000..2d4cf82b
--- /dev/null
+++ b/include/swaybar/tray/host.h
@@ -0,0 +1,17 @@
+#ifndef _SWAYBAR_TRAY_HOST_H
+#define _SWAYBAR_TRAY_HOST_H
+
+#include <stdbool.h>
+
+struct swaybar_tray;
+
+struct swaybar_host {
+        struct swaybar_tray *tray;
+        char *service;
+        char *watcher_interface;
+};
+
+bool init_host(struct swaybar_host *host, char *protocol, struct swaybar_tray *tray);
+void finish_host(struct swaybar_host *host);
+
+#endif
diff --git a/include/swaybar/tray/icon.h b/include/swaybar/tray/icon.h
index 1cc6ff9c..7a6c400c 100644
--- a/include/swaybar/tray/icon.h
+++ b/include/swaybar/tray/icon.h
@@ -1,16 +1,44 @@
-#ifndef _SWAYBAR_ICON_H
-#define _SWAYBAR_ICON_H
+#ifndef _SWAYBAR_TRAY_ICON_H
+#define _SWAYBAR_TRAY_ICON_H
 
-#include <stdint.h>
-#include <stdbool.h>
-#include <client/cairo.h>
+#include "list.h"
 
-/**
- * Returns the image found by `name` that is closest to `size`
- */
-cairo_surface_t *find_icon(const char *name, int size);
+enum subdir_type {
+        THRESHOLD,
+        SCALABLE,
+        FIXED
+};
+
+struct icon_theme_subdir {
+        char *name;
+        int size;
+        enum subdir_type type;
+        int max_size;
+        int min_size;
+        int threshold;
+};
+
+struct icon_theme {
+        char *name;
+        char *comment;
+        char *inherits;
+        list_t *directories; // char *
 
-/* Struct used internally only */
-struct subdir;
+        char *dir;
+        list_t *subdirs; // struct icon_theme_subdir *
+};
+
+void init_themes(list_t **themes, list_t **basedirs);
+void finish_themes(list_t *themes, list_t *basedirs);
+
+/*
+ * Finds an icon of a specified size given a list of themes and base directories.
+ * If the icon is found, the pointers min_size & max_size are set to minimum &
+ * maximum size that the icon can be scaled to, respectively.
+ * Returns: path of icon (which should be freed), or NULL if the icon is not found.
+ */
+char *find_icon(list_t *themes, list_t *basedirs, char *name, int size,
+                char *theme, int *min_size, int *max_size);
+char *find_icon_in_dir(char *name, char *dir, int *min_size, int *max_size);
 
-#endif /* _SWAYBAR_ICON_H */
+#endif
diff --git a/include/swaybar/tray/item.h b/include/swaybar/tray/item.h
new file mode 100644
index 00000000..9bba7951
--- /dev/null
+++ b/include/swaybar/tray/item.h
@@ -0,0 +1,45 @@
+#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_output;
+
+struct swaybar_pixmap {
+        int size;
+        unsigned char pixels[];
+};
+
+struct swaybar_sni {
+        // icon properties
+        struct swaybar_tray *tray;
+        cairo_surface_t *icon;
+        int min_size;
+        int max_size;
+
+        // dbus properties
+        char *watcher_id;
+        char *service;
+        char *path;
+        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;
+        char *icon_theme_path; // non-standard KDE property
+};
+
+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
diff --git a/include/swaybar/tray/sni.h b/include/swaybar/tray/sni.h
deleted file mode 100644
index c2544e2a..00000000
--- a/include/swaybar/tray/sni.h
+++ /dev/null
@@ -1,82 +0,0 @@
-#ifndef _SWAYBAR_SNI_H
-#define _SWAYBAR_SNI_H
-
-#include <stdbool.h>
-#include <client/cairo.h>
-
-struct StatusNotifierItem {
-        /* Name registered to sni watcher */
-        char *name;
-        /* Unique bus name, needed for determining signal origins */
-        char *unique_name;
-        bool kde_special_snowflake;
-
-        cairo_surface_t *image;
-        bool dirty;
-};
-
-/* Each output holds an sni_icon_ref of each item to render */
-struct sni_icon_ref {
-        cairo_surface_t *icon;
-        struct StatusNotifierItem *ref;
-};
-
-struct sni_icon_ref *sni_icon_ref_create(struct StatusNotifierItem *item,
-                int height);
-
-void sni_icon_ref_free(struct sni_icon_ref *sni_ref);
-
-/**
- * Will return a new item and get its icon. (see warning below)
- * May return `NULL` if `name` is not valid.
- */
-struct StatusNotifierItem *sni_create(const char *name);
-
-/**
- * `item` must be a struct StatusNotifierItem *
- * `str` must be a NUL terminated char *
- *
- * Returns 0 if `item` has a name of `str`
- */
-int sni_str_cmp(const void *item, const void *str);
-
-/**
- * Returns 0 if `item` has a unique name of `str` or if
- * `item->unique_name == NULL`
- */
-int sni_uniq_cmp(const void *item, const void *str);
-
-/**
- * Gets an icon for the given item if found.
- *
- * XXX
- * This function keeps a reference to the item until it gets responses, make
- * sure that the reference and item are valid during this time.
- */
-void get_icon(struct StatusNotifierItem *item);
-
-/**
- * Calls the "activate" method on the given StatusNotifierItem
- *
- * x and y should be where the item was clicked
- */
-void sni_activate(struct StatusNotifierItem *item, uint32_t x, uint32_t y);
-
-/**
- * Asks the item to draw a context menu at the given x and y coords
- */
-void sni_context_menu(struct StatusNotifierItem *item, uint32_t x, uint32_t y);
-
-/**
- * Calls the "secondary activate" method on the given StatusNotifierItem
- *
- * x and y should be where the item was clicked
- */
-void sni_secondary(struct StatusNotifierItem *item, uint32_t x, uint32_t y);
-
-/**
- * Deconstructs `item`
- */
-void sni_free(struct StatusNotifierItem *item);
-
-#endif /* _SWAYBAR_SNI_H */
diff --git a/include/swaybar/tray/tray.h b/include/swaybar/tray/tray.h
new file mode 100644
index 00000000..8958b69a
--- /dev/null
+++ b/include/swaybar/tray/tray.h
@@ -0,0 +1,40 @@
+#ifndef _SWAYBAR_TRAY_TRAY_H
+#define _SWAYBAR_TRAY_TRAY_H
+
+#include "config.h"
+#ifdef HAVE_SYSTEMD
+#include <systemd/sd-bus.h>
+#elif HAVE_ELOGIND
+#include <elogind/sd-bus.h>
+#endif
+#include <cairo.h>
+#include <stdint.h>
+#include "swaybar/tray/host.h"
+#include "list.h"
+
+struct swaybar;
+struct swaybar_output;
+struct swaybar_watcher;
+
+struct swaybar_tray {
+        struct swaybar *bar;
+
+        int fd;
+        sd_bus *bus;
+
+        struct swaybar_host host_xdg;
+        struct swaybar_host host_kde;
+        list_t *items; // struct swaybar_sni *
+        struct swaybar_watcher *watcher_xdg;
+        struct swaybar_watcher *watcher_kde;
+
+        list_t *basedirs; // char *
+        list_t *themes; // struct swaybar_theme *
+};
+
+struct swaybar_tray *create_tray(struct swaybar *bar);
+void destroy_tray(struct swaybar_tray *tray);
+void tray_in(int fd, short mask, void *data);
+uint32_t render_tray(cairo_t *cairo, struct swaybar_output *output, double *x);
+
+#endif
diff --git a/include/swaybar/tray/watcher.h b/include/swaybar/tray/watcher.h
new file mode 100644
index 00000000..8f276da8
--- /dev/null
+++ b/include/swaybar/tray/watcher.h
@@ -0,0 +1,18 @@
+#ifndef _SWAYBAR_TRAY_WATCHER_H
+#define _SWAYBAR_TRAY_WATCHER_H
+
+#include "swaybar/tray/tray.h"
+#include "list.h"
+
+struct swaybar_watcher {
+        char *interface;
+        sd_bus *bus;
+        list_t *hosts;
+        list_t *items;
+        int version;
+};
+
+struct swaybar_watcher *create_watcher(char *protocol, sd_bus *bus);
+void destroy_watcher(struct swaybar_watcher *watcher);
+
+#endif