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-rw-r--r--swaybar/CMakeLists.txt11
-rw-r--r--swaybar/bar.c84
-rw-r--r--swaybar/config.c12
-rw-r--r--swaybar/event_loop.c143
-rw-r--r--swaybar/ipc.c40
-rw-r--r--swaybar/render.c15
-rw-r--r--swaybar/tray/dbus.c189
-rw-r--r--swaybar/tray/icon.c404
-rw-r--r--swaybar/tray/sni.c471
-rw-r--r--swaybar/tray/sni_watcher.c487
-rw-r--r--swaybar/tray/tray.c393
11 files changed, 2210 insertions, 39 deletions
diff --git a/swaybar/CMakeLists.txt b/swaybar/CMakeLists.txt
index f59a48fd..373719de 100644
--- a/swaybar/CMakeLists.txt
+++ b/swaybar/CMakeLists.txt
@@ -5,7 +5,13 @@ include_directories(
${PANGO_INCLUDE_DIRS}
${JSONC_INCLUDE_DIRS}
${XKBCOMMON_INCLUDE_DIRS}
+ ${DBUS_INCLUDE_DIRS}
)
+if (enable-tray)
+ file(GLOB tray
+ tray/*.c
+ )
+endif()
add_executable(swaybar
main.c
@@ -14,6 +20,8 @@ add_executable(swaybar
bar.c
status_line.c
ipc.c
+ event_loop.c
+ ${tray}
)
target_link_libraries(swaybar
@@ -24,6 +32,7 @@ target_link_libraries(swaybar
${CAIRO_LIBRARIES}
${PANGO_LIBRARIES}
${JSONC_LIBRARIES}
+ ${DBUS_LIBRARIES}
)
if (WITH_GDK_PIXBUF)
@@ -32,6 +41,8 @@ if (WITH_GDK_PIXBUF)
)
endif()
+target_link_libraries(swaybar rt)
+
install(
TARGETS swaybar
RUNTIME
diff --git a/swaybar/bar.c b/swaybar/bar.c
index 5ed0d266..3412ff29 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -7,10 +7,17 @@
#include <sys/wait.h>
#include <signal.h>
#include <poll.h>
+#ifdef ENABLE_TRAY
+#include <dbus/dbus.h>
+#include "swaybar/tray/sni_watcher.h"
+#include "swaybar/tray/tray.h"
+#include "swaybar/tray/sni.h"
+#endif
#include "swaybar/ipc.h"
#include "swaybar/render.h"
#include "swaybar/config.h"
#include "swaybar/status_line.h"
+#include "swaybar/event_loop.h"
#include "swaybar/bar.h"
#include "ipc-client.h"
#include "list.h"
@@ -57,12 +64,15 @@ struct output *new_output(const char *name) {
output->window = NULL;
output->registry = NULL;
output->workspaces = create_list();
+#ifdef ENABLE_TRAY
+ output->items = create_list();
+#endif
return output;
}
static void mouse_button_notify(struct window *window, int x, int y,
uint32_t button, uint32_t state_w) {
- sway_log(L_DEBUG, "Mouse button %d clicked at %d %d %d\n", button, x, y, state_w);
+ sway_log(L_DEBUG, "Mouse button %d clicked at %d %d %d", button, x, y, state_w);
if (!state_w) {
return;
}
@@ -93,6 +103,10 @@ static void mouse_button_notify(struct window *window, int x, int y,
break;
}
}
+
+#ifdef ENABLE_TRAY
+ tray_mouse_event(clicked_output, x, y, button, state_w);
+#endif
}
static void mouse_scroll_notify(struct window *window, enum scroll_direction direction) {
@@ -137,6 +151,9 @@ void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {
/* initialize bar with default values */
bar_init(bar);
+ /* Initialize event loop lists */
+ init_event_loop();
+
/* connect to sway ipc */
bar->ipc_socketfd = ipc_open_socket(socket_path);
bar->ipc_event_socketfd = ipc_open_socket(socket_path);
@@ -179,23 +196,41 @@ void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {
}
/* spawn status command */
spawn_status_cmd_proc(bar);
+
+#ifdef ENABLE_TRAY
+ init_tray(bar);
+#endif
}
-void bar_run(struct bar *bar) {
- int pfds = bar->outputs->length + 2;
- struct pollfd *pfd = malloc(pfds * sizeof(struct pollfd));
- bool dirty = true;
+bool dirty = true;
+
+static void respond_ipc(int fd, short mask, void *_bar) {
+ struct bar *bar = (struct bar *)_bar;
+ sway_log(L_DEBUG, "Got IPC event.");
+ dirty = handle_ipc_event(bar);
+}
+
+static void respond_command(int fd, short mask, void *_bar) {
+ struct bar *bar = (struct bar *)_bar;
+ dirty = handle_status_line(bar);
+}
+
+static void respond_output(int fd, short mask, void *_output) {
+ struct output *output = (struct output *)_output;
+ if (wl_display_dispatch(output->registry->display) == -1) {
+ sway_log(L_ERROR, "failed to dispatch wl: %d", errno);
+ }
+}
- pfd[0].fd = bar->ipc_event_socketfd;
- pfd[0].events = POLLIN;
- pfd[1].fd = bar->status_read_fd;
- pfd[1].events = POLLIN;
+void bar_run(struct bar *bar) {
+ add_event(bar->ipc_event_socketfd, POLLIN, respond_ipc, bar);
+ add_event(bar->status_read_fd, POLLIN, respond_command, bar);
int i;
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
- pfd[i+2].fd = wl_display_get_fd(output->registry->display);
- pfd[i+2].events = POLLIN;
+ add_event(wl_display_get_fd(output->registry->display),
+ POLLIN, respond_output, output);
}
while (1) {
@@ -213,29 +248,10 @@ void bar_run(struct bar *bar) {
dirty = false;
- poll(pfd, pfds, -1);
-
- if (pfd[0].revents & POLLIN) {
- sway_log(L_DEBUG, "Got IPC event.");
- dirty = handle_ipc_event(bar);
- }
-
- if (bar->config->status_command && pfd[1].revents & POLLIN) {
- sway_log(L_DEBUG, "Got update from status command.");
- dirty = handle_status_line(bar);
- }
-
- // dispatch wl_display events
- for (i = 0; i < bar->outputs->length; ++i) {
- struct output *output = bar->outputs->items[i];
- if (pfd[i+2].revents & POLLIN) {
- if (wl_display_dispatch(output->registry->display) == -1) {
- sway_log(L_ERROR, "failed to dispatch wl: %d", errno);
- }
- } else {
- wl_display_dispatch_pending(output->registry->display);
- }
- }
+ event_loop_poll();
+#ifdef ENABLE_TRAY
+ dispatch_dbus();
+#endif
}
}
diff --git a/swaybar/config.c b/swaybar/config.c
index 1d802022..8fe552f2 100644
--- a/swaybar/config.c
+++ b/swaybar/config.c
@@ -48,6 +48,18 @@ struct config *init_config() {
/* height */
config->height = 0;
+#ifdef ENABLE_TRAY
+ config->tray_output = NULL;
+ config->icon_theme = NULL;
+ config->tray_padding = 2;
+ /**
+ * These constants are used by wayland and are defined in
+ * linux/input-event-codes.h
+ */
+ config->activate_button = 0x110; /* BTN_LEFT */
+ config->context_button = 0x111; /* BTN_RIGHT */
+#endif
+
/* colors */
config->colors.background = 0x000000FF;
config->colors.statusline = 0xFFFFFFFF;
diff --git a/swaybar/event_loop.c b/swaybar/event_loop.c
new file mode 100644
index 00000000..80655d8b
--- /dev/null
+++ b/swaybar/event_loop.c
@@ -0,0 +1,143 @@
+#define _XOPEN_SOURCE 500
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <strings.h>
+#include <poll.h>
+#include "swaybar/bar.h"
+#include "swaybar/event_loop.h"
+#include "list.h"
+#include "log.h"
+
+struct event_item {
+ void(*cb)(int fd, short mask, void *data);
+ void *data;
+};
+
+struct timer_item {
+ timer_t timer;
+ void(*cb)(timer_t timer, void *data);
+ void *data;
+};
+
+static struct {
+ // The order of each must be kept consistent
+ struct { /* pollfd array */
+ struct pollfd *items;
+ int capacity;
+ int length;
+ } fds;
+ list_t *items; /* event_item list */
+
+ // Timer list
+ list_t *timers;
+} event_loop;
+
+void add_timer(timer_t timer,
+ void(*cb)(timer_t timer, void *data),
+ void *data) {
+
+ struct timer_item *item = malloc(sizeof(struct timer_item));
+ item->timer = timer;
+ item->cb = cb;
+ item->data = data;
+
+ list_add(event_loop.timers, item);
+}
+
+void add_event(int fd, short mask,
+ void(*cb)(int fd, short mask, void *data), void *data) {
+
+ struct pollfd pollfd = {
+ fd,
+ mask,
+ 0,
+ };
+
+ // Resize
+ if (event_loop.fds.length == event_loop.fds.capacity) {
+ event_loop.fds.capacity += 10;
+ event_loop.fds.items = realloc(event_loop.fds.items,
+ sizeof(struct pollfd) * event_loop.fds.capacity);
+ }
+
+ event_loop.fds.items[event_loop.fds.length++] = pollfd;
+
+ struct event_item *item = malloc(sizeof(struct event_item));
+ item->cb = cb;
+ item->data = data;
+
+ list_add(event_loop.items, item);
+
+ return;
+}
+
+bool remove_event(int fd) {
+ int index = -1;
+ for (int i = 0; i < event_loop.fds.length; ++i) {
+ if (event_loop.fds.items[i].fd == fd) {
+ index = i;
+ }
+ }
+ if (index != -1) {
+ free(event_loop.items->items[index]);
+
+ --event_loop.fds.length;
+ memmove(&event_loop.fds.items[index], &event_loop.fds.items[index + 1],
+ sizeof(struct pollfd) * event_loop.fds.length - index);
+
+ list_del(event_loop.items, index);
+ return true;
+ } else {
+ return false;
+ }
+}
+
+static int timer_item_timer_cmp(const void *_timer_item, const void *_timer) {
+ const struct timer_item *timer_item = _timer_item;
+ const timer_t *timer = _timer;
+ if (timer_item->timer == timer) {
+ return 0;
+ } else {
+ return -1;
+ }
+}
+bool remove_timer(timer_t timer) {
+ int index = list_seq_find(event_loop.timers, timer_item_timer_cmp, &timer);
+ if (index != -1) {
+ list_del(event_loop.timers, index);
+ return true;
+ }
+ return false;
+}
+
+void event_loop_poll() {
+ poll(event_loop.fds.items, event_loop.fds.length, -1);
+
+ for (int i = 0; i < event_loop.fds.length; ++i) {
+ struct pollfd pfd = event_loop.fds.items[i];
+ struct event_item *item = (struct event_item *)event_loop.items->items[i];
+
+ if (pfd.revents & pfd.events) {
+ item->cb(pfd.fd, pfd.revents, item->data);
+ }
+ }
+
+ // check timers
+ // not tested, but seems to work
+ for (int i = 0; i < event_loop.timers->length; ++i) {
+ struct timer_item *item = event_loop.timers->items[i];
+ int overrun = timer_getoverrun(item->timer);
+ if (overrun && overrun != -1) {
+ item->cb(item->timer, item->data);
+ }
+ }
+}
+
+void init_event_loop() {
+ event_loop.fds.length = 0;
+ event_loop.fds.capacity = 10;
+ event_loop.fds.items = malloc(event_loop.fds.capacity * sizeof(struct pollfd));
+ event_loop.items = create_list();
+ event_loop.timers = create_list();
+}
diff --git a/swaybar/ipc.c b/swaybar/ipc.c
index b08eeea8..93d1219c 100644
--- a/swaybar/ipc.c
+++ b/swaybar/ipc.c
@@ -19,11 +19,19 @@ void ipc_send_workspace_command(const char *workspace_name) {
static void ipc_parse_config(struct config *config, const char *payload) {
json_object *bar_config = json_tokener_parse(payload);
- json_object *tray_output, *mode, *hidden_bar, *position, *status_command;
+ json_object *markup, *mode, *hidden_bar, *position, *status_command;
json_object *font, *bar_height, *wrap_scroll, *workspace_buttons, *strip_workspace_numbers;
json_object *binding_mode_indicator, *verbose, *colors, *sep_symbol, *outputs;
- json_object *markup;
+#ifdef ENABLE_TRAY
+ json_object *tray_output, *icon_theme, *tray_padding, *activate_button, *context_button;
+ json_object *secondary_button;
json_object_object_get_ex(bar_config, "tray_output", &tray_output);
+ json_object_object_get_ex(bar_config, "icon_theme", &icon_theme);
+ json_object_object_get_ex(bar_config, "tray_padding", &tray_padding);
+ json_object_object_get_ex(bar_config, "activate_button", &activate_button);
+ json_object_object_get_ex(bar_config, "context_button", &context_button);
+ json_object_object_get_ex(bar_config, "secondary_button", &secondary_button);
+#endif
json_object_object_get_ex(bar_config, "mode", &mode);
json_object_object_get_ex(bar_config, "hidden_bar", &hidden_bar);
json_object_object_get_ex(bar_config, "position", &position);
@@ -83,6 +91,34 @@ static void ipc_parse_config(struct config *config, const char *payload) {
config->pango_markup = json_object_get_boolean(markup);
}
+#ifdef ENABLE_TRAY
+ if (tray_output) {
+ free(config->tray_output);
+ config->tray_output = strdup(json_object_get_string(tray_output));
+ }
+
+ if (icon_theme) {
+ free(config->icon_theme);
+ config->icon_theme = strdup(json_object_get_string(icon_theme));
+ }
+
+ if (tray_padding) {
+ config->tray_padding = json_object_get_int(tray_padding);
+ }
+
+ if (activate_button) {
+ config->activate_button = json_object_get_int(activate_button);
+ }
+
+ if (context_button) {
+ config->context_button = json_object_get_int(context_button);
+ }
+
+ if (secondary_button) {
+ config->secondary_button = json_object_get_int(secondary_button);
+ }
+#endif
+
// free previous outputs list
int i;
for (i = 0; i < config->outputs->length; ++i) {
diff --git a/swaybar/render.c b/swaybar/render.c
index 2eae997f..6ec47e79 100644
--- a/swaybar/render.c
+++ b/swaybar/render.c
@@ -8,6 +8,10 @@
#include "swaybar/config.h"
#include "swaybar/status_line.h"
#include "swaybar/render.h"
+#ifdef ENABLE_TRAY
+#include "swaybar/tray/tray.h"
+#include "swaybar/tray/sni.h"
+#endif
#include "log.h"
@@ -297,6 +301,12 @@ void render(struct output *output, struct config *config, struct status_line *li
}
cairo_paint(cairo);
+#ifdef ENABLE_TRAY
+ uint32_t tray_width = tray_render(output, config);
+#else
+ const uint32_t tray_width = window->width * window->scale;
+#endif
+
// Command output
if (is_focused) {
cairo_set_source_u32(cairo, config->colors.focused_statusline);
@@ -309,12 +319,11 @@ void render(struct output *output, struct config *config, struct status_line *li
if (line->protocol == TEXT) {
get_text_size(window->cairo, window->font, &width, &height,
window->scale, config->pango_markup, "%s", line->text_line);
- cairo_move_to(cairo, (window->width * window->scale)
- - margin - width, margin);
+ cairo_move_to(cairo, tray_width - margin - width, margin);
pango_printf(window->cairo, window->font, window->scale,
config->pango_markup, "%s", line->text_line);
} else if (line->protocol == I3BAR && line->block_line) {
- double pos = (window->width * window->scale) - 0.5;
+ double pos = tray_width - 0.5;
bool edge = true;
for (i = line->block_line->length - 1; i >= 0; --i) {
struct status_block *block = line->block_line->items[i];
diff --git a/swaybar/tray/dbus.c b/swaybar/tray/dbus.c
new file mode 100644
index 00000000..333d398e
--- /dev/null
+++ b/swaybar/tray/dbus.c
@@ -0,0 +1,189 @@
+#define _XOPEN_SOURCE 500
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <poll.h>
+#include <signal.h>
+#include <time.h>
+#include <dbus/dbus.h>
+#include "swaybar/tray/dbus.h"
+#include "swaybar/event_loop.h"
+#include "log.h"
+
+DBusConnection *conn = NULL;
+
+static void dispatch_watch(int fd, short mask, void *data) {
+ sway_log(L_DEBUG, "Dispatching watch");
+ DBusWatch *watch = data;
+
+ if (!dbus_watch_get_enabled(watch)) {
+ return;
+ }
+
+ uint32_t flags = 0;
+
+ if (mask & POLLIN) {
+ flags |= DBUS_WATCH_READABLE;
+ } if (mask & POLLOUT) {
+ flags |= DBUS_WATCH_WRITABLE;
+ } if (mask & POLLHUP) {
+ flags |= DBUS_WATCH_HANGUP;
+ } if (mask & POLLERR) {
+ flags |= DBUS_WATCH_ERROR;
+ }
+
+ dbus_watch_handle(watch, flags);
+}
+
+static dbus_bool_t add_watch(DBusWatch *watch, void *_data) {
+ if (!dbus_watch_get_enabled(watch)) {
+ // Watch should not be polled
+ return TRUE;
+ }
+
+ short mask = 0;
+ uint32_t flags = dbus_watch_get_flags(watch);
+
+ if (flags & DBUS_WATCH_READABLE) {
+ mask |= POLLIN;
+ } if (flags & DBUS_WATCH_WRITABLE) {
+ mask |= POLLOUT;
+ }
+
+ int fd = dbus_watch_get_unix_fd(watch);
+
+ sway_log(L_DEBUG, "Adding DBus watch fd: %d", fd);
+ add_event(fd, mask, dispatch_watch, watch);
+
+ return TRUE;
+}
+
+static void remove_watch(DBusWatch *watch, void *_data) {
+ int fd = dbus_watch_get_unix_fd(watch);
+
+ remove_event(fd);
+}
+
+static void dispatch_timeout(timer_t timer, void *data) {
+ sway_log(L_DEBUG, "Dispatching DBus timeout");
+ DBusTimeout *timeout = data;
+
+ if (dbus_timeout_get_enabled(timeout)) {
+ dbus_timeout_handle(timeout);
+ }
+}
+
+static dbus_bool_t add_timeout(DBusTimeout *timeout, void *_data) {
+ if (!dbus_timeout_get_enabled(timeout)) {
+ return TRUE;
+ }
+
+ timer_t *timer = malloc(sizeof(timer_t));
+ if (!timer) {
+ sway_log(L_ERROR, "Cannot allocate memory");
+ return FALSE;
+ }
+ struct sigevent ev = {
+ .sigev_notify = SIGEV_NONE,
+ };
+
+ if (timer_create(CLOCK_MONOTONIC, &ev, timer)) {
+ sway_log(L_ERROR, "Could not create DBus timer");
+ return FALSE;
+ }
+
+ int interval = dbus_timeout_get_interval(timeout);
+ int interval_sec = interval / 1000;
+ int interval_msec = (interval_sec * 1000) - interval;
+
+ struct timespec period = {
+ (time_t) interval_sec,
+ ((long) interval_msec) * 1000 * 1000,
+ };
+ struct itimerspec time = {
+ period,
+ period,
+ };
+
+ timer_settime(*timer, 0, &time, NULL);
+
+ dbus_timeout_set_data(timeout, timer, free);
+
+ sway_log(L_DEBUG, "Adding DBus timeout. Interval: %ds %dms", interval_sec, interval_msec);
+ add_timer(*timer, dispatch_timeout, timeout);
+
+ return TRUE;
+}
+static void remove_timeout(DBusTimeout *timeout, void *_data) {
+ timer_t *timer = (timer_t *) dbus_timeout_get_data(timeout);
+ sway_log(L_DEBUG, "Removing DBus timeout.");
+
+ if (timer) {
+ remove_timer(*timer);
+ }
+}
+
+static bool should_dispatch = true;
+
+static void dispatch_status(DBusConnection *connection, DBusDispatchStatus new_status,
+ void *_data) {
+ if (new_status == DBUS_DISPATCH_DATA_REMAINS) {
+ should_dispatch = true;
+ }
+}
+
+/* Public functions below */
+
+void dispatch_dbus() {
+ if (!should_dispatch) {
+ return;
+ }
+
+ DBusDispatchStatus status;
+
+ do {
+ status = dbus_connection_dispatch(conn);
+ } while (status == DBUS_DISPATCH_DATA_REMAINS);
+
+ if (status != DBUS_DISPATCH_COMPLETE) {
+ sway_log(L_ERROR, "Cannot dispatch dbus events: %d", status);
+ }
+
+ should_dispatch = false;
+}
+
+int dbus_init() {
+ DBusError error;
+ dbus_error_init(&error);
+
+ conn = dbus_bus_get(DBUS_BUS_SESSION, &error);
+ dbus_connection_set_exit_on_disconnect(conn, FALSE);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "Cannot get bus connection: %s\n", error.message);
+ conn = NULL;
+ return -1;
+ }
+
+ sway_log(L_INFO, "Unique name: %s\n", dbus_bus_get_unique_name(conn));
+
+ // Will be called if dispatch status changes
+ dbus_connection_set_dispatch_status_function(conn, dispatch_status, NULL, NULL);
+
+ if (!dbus_connection_set_watch_functions(conn, add_watch, remove_watch,
+ NULL, NULL, NULL)) {
+ dbus_connection_set_watch_functions(conn, NULL, NULL, NULL, NULL, NULL);
+ sway_log(L_ERROR, "Failed to activate DBUS watch functions");
+ return -1;
+ }
+
+ if (!dbus_connection_set_timeout_functions(conn, add_timeout, remove_timeout,
+ NULL, NULL, NULL)) {
+ dbus_connection_set_watch_functions(conn, NULL, NULL, NULL, NULL, NULL);
+ dbus_connection_set_timeout_functions(conn, NULL, NULL, NULL, NULL, NULL);
+ sway_log(L_ERROR, "Failed to activate DBUS timeout functions");
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/swaybar/tray/icon.c b/swaybar/tray/icon.c
new file mode 100644
index 00000000..29151a74
--- /dev/null
+++ b/swaybar/tray/icon.c
@@ -0,0 +1,404 @@
+#define _XOPEN_SOURCE 500
+#define _POSIX_C_SOURCE 200809L
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <dirent.h>
+#include <sys/stat.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <limits.h>
+#include "swaybar/tray/icon.h"
+#include "swaybar/bar.h"
+#include "swaybar/config.h"
+#include "stringop.h"
+#include "log.h"
+
+/**
+ * REVIEW:
+ * This file repeats lots of "costly" operations that are the same for every
+ * icon. It's possible to create a dictionary or some other structure to cache
+ * these, though it may complicate things somewhat.
+ *
+ * Also parsing (index.theme) is currently pretty messy, so that could be made
+ * much better as well. Over all, things work, but are not optimal.
+ */
+
+/* Finds all themes that the given theme inherits */
+static list_t *find_inherits(const char *theme_dir) {
+ const char inherits[] = "Inherits";
+ const char index_name[] = "index.theme";
+ list_t *themes = create_list();
+ FILE *index = NULL;
+ char *path = malloc(strlen(theme_dir) + sizeof(index_name));
+ if (!path) {
+ goto fail;
+ }
+ if (!themes) {
+ goto fail;
+ }
+
+ strcpy(path, theme_dir);
+ strcat(path, index_name);
+
+ index = fopen(path, "r");
+ if (!index) {
+ goto fail;
+ }
+
+ char *buf = NULL;
+ size_t n = 0;
+ while (!feof(index)) {
+ getline(&buf, &n, index);
+ if (n <= sizeof(inherits) + 1) {
+ continue;
+ }
+ if (strncmp(inherits, buf, sizeof(inherits) - 1) == 0) {
+ char *themestr = buf + sizeof(inherits);
+ themes = split_string(themestr, ",");
+ break;
+ }
+ }
+ free(buf);
+
+fail:
+ free(path);
+ if (index) {
+ fclose(index);
+ }
+ return themes;
+}
+
+static bool isdir(const char *path) {
+ struct stat statbuf;
+ if (stat(path, &statbuf) != -1) {
+ if (S_ISDIR(statbuf.st_mode)) {
+ return true;
+ }
+ }
+ return false;
+
+}
+
+/**
+ * Returns the directory of a given theme if it exists.
+ * The returned pointer must be freed.
+ */
+static char *find_theme_dir(const char *theme) {
+ char *basedir;
+ char *icon_dir;
+
+ if (!theme) {
+ return NULL;
+ }
+
+ if (!(icon_dir = malloc(1024))) {
+ sway_log(L_ERROR, "Out of memory!");
+ goto fail;
+ }
+
+ if ((basedir = getenv("HOME"))) {
+ if (snprintf(icon_dir, 1024, "%s/.icons/%s", basedir, theme) >= 1024) {
+ sway_log(L_ERROR, "Path too long to render");
+ // XXX perhaps just goto trying in /usr/share? This
+ // shouldn't happen anyway, but might with a long global
+ goto fail;
+ }
+
+ if (isdir(icon_dir)) {
+ return icon_dir;
+ }
+ }
+
+ if ((basedir = getenv("XDG_DATA_DIRS"))) {
+ if (snprintf(icon_dir, 1024, "%s/icons/%s", basedir, theme) >= 1024) {
+ sway_log(L_ERROR, "Path too long to render");
+ // ditto
+ goto fail;
+ }
+
+ if (isdir(icon_dir)) {
+ return icon_dir;
+ }
+ }
+
+ // Spec says use "/usr/share/pixmaps/", but I see everything in
+ // "/usr/share/icons/" look it both, I suppose.
+ if (snprintf(icon_dir, 1024, "/usr/share/pixmaps/%s", theme) >= 1024) {
+ sway_log(L_ERROR, "Path too long to render");
+ goto fail;
+ }
+ if (isdir(icon_dir)) {
+ return icon_dir;
+ }
+
+ if (snprintf(icon_dir, 1024, "/usr/share/icons/%s", theme) >= 1024) {
+ sway_log(L_ERROR, "Path too long to render");
+ goto fail;
+ }
+ if (isdir(icon_dir)) {
+ return icon_dir;
+ }
+
+fail:
+ free(icon_dir);
+ sway_log(L_ERROR, "Could not find dir for theme: %s", theme);
+ return NULL;
+}
+
+/**
+ * Returns all theme dirs needed to be looked in for an icon.
+ * Does not check for duplicates
+ */
+static list_t *find_all_theme_dirs(const char *theme) {
+ list_t *dirs = create_list();
+ if (!dirs) {
+ return NULL;
+ }
+ char *dir = find_theme_dir(theme);
+ if (dir) {
+ list_add(dirs, dir);
+ list_t *inherits = find_inherits(dir);
+ list_cat(dirs, inherits);
+ list_free(inherits);
+ }
+ dir = find_theme_dir("hicolor");
+ if (dir) {
+ list_add(dirs, dir);
+ }
+
+ return dirs;
+}
+
+struct subdir {
+ int size;
+ char name[];
+};
+
+static int subdir_str_cmp(const void *_subdir, const void *_str) {
+ const struct subdir *subdir = _subdir;
+ const char *str = _str;
+ return strcmp(subdir->name, str);
+}
+/**
+ * Helper to find_subdirs. Acts similar to `split_string(subdirs, ",")` but
+ * generates a list of struct subdirs
+ */
+static list_t *split_subdirs(char *subdir_str) {
+ list_t *subdir_list = create_list();
+ char *copy = strdup(subdir_str);
+ if (!subdir_list || !copy) {
+ list_free(subdir_list);
+ free(copy);
+ return NULL;
+ }
+
+ char *token;
+ token = strtok(copy, ",");
+ while(token) {
+ int len = strlen(token) + 1;
+ struct subdir *subdir =
+ malloc(sizeof(struct subdir) + sizeof(char [len]));
+ if (!subdir) {
+ // Return what we have
+ return subdir_list;
+ }
+ subdir->size = 0;
+ strcpy(subdir->name, token);
+
+ list_add(subdir_list, subdir);
+
+ token = strtok(NULL, ",");
+ }
+ free(copy);
+
+ return subdir_list;
+}
+/**
+ * Returns a list of all subdirectories of a theme.
+ * Take note: the subdir names are all relative to `theme_dir` and must be
+ * combined with it to form a valid directory.
+ *
+ * Each member of the list is of type (struct subdir *) this struct contains
+ * the name of the subdir, along with size information. These must be freed
+ * bye the caller.
+ *
+ * This currently ignores min and max sizes of icons.
+ */
+static list_t* find_theme_subdirs(const char *theme_dir) {
+ const char index_name[] = "/index.theme";
+ list_t *dirs = NULL;
+ char *path = malloc(strlen(theme_dir) + sizeof(index_name));
+ FILE *index = NULL;
+ if (!path) {
+ sway_log(L_ERROR, "Failed to allocate memory");
+ goto fail;
+ }
+
+ strcpy(path, theme_dir);
+ strcat(path, index_name);
+
+ index = fopen(path, "r");
+ if (!index) {
+ sway_log(L_ERROR, "Could not open file: %s", path);
+ goto fail;
+ }
+
+ char *buf = NULL;
+ size_t n = 0;
+ while (!feof(index)) {
+ const char directories[] = "Directories";
+ getline(&buf, &n, index);
+ if (n <= sizeof(directories) + 1) {
+ continue;
+ }
+ if (strncmp(directories, buf, sizeof(directories) - 1) == 0) {
+ char *dirstr = buf + sizeof(directories);
+ dirs = split_subdirs(dirstr);
+ break;
+ }
+ }
+ // Now, find the size of each dir
+ struct subdir *current_subdir = NULL;
+ while (!feof(index)) {
+ const char size[] = "Size";
+ getline(&buf, &n, index);
+
+ if (buf[0] == '[') {
+ int len = strlen(buf);
+ if (buf[len-1] == '\n') {
+ len--;
+ }
+ // replace ']'
+ buf[len-1] = '\0';
+
+ int index;
+ if ((index = list_seq_find(dirs, subdir_str_cmp, buf+1)) != -1) {
+ current_subdir = (dirs->items[index]);
+ }
+ }
+
+ if (strncmp(size, buf, sizeof(size) - 1) == 0) {
+ if (current_subdir) {
+ current_subdir->size = atoi(buf + sizeof(size));
+ }
+ }
+ }
+ free(buf);
+fail:
+ free(path);
+ if (index) {
+ fclose(index);
+ }
+ return dirs;
+}
+
+/* Returns the file of an icon given its name and size */
+static char *find_icon_file(const char *name, int size) {
+ int namelen = strlen(name);
+ list_t *dirs = find_all_theme_dirs(swaybar.config->icon_theme);
+ if (!dirs) {
+ return NULL;
+ }
+ int min_size_diff = INT_MAX;
+ char *current_file = NULL;
+
+ for (int i = 0; i < dirs->length; ++i) {
+ char *dir = dirs->items[i];
+ list_t *subdirs = find_theme_subdirs(dir);
+
+ if (!subdirs) {
+ continue;
+ }
+
+ for (int i = 0; i < subdirs->length; ++i) {
+ struct subdir *subdir = subdirs->items[i];
+
+ // Only use an unsized if we don't already have a
+ // canidate this should probably change to allow svgs
+ if (!subdir->size && current_file) {
+ continue;
+ }
+
+ int size_diff = abs(size - subdir->size);
+
+ if (size_diff >= min_size_diff) {
+ continue;
+ }
+
+ char *path = malloc(strlen(subdir->name) + strlen(dir) + 2);
+
+ strcpy(path, dir);
+ path[strlen(dir)] = '/';
+ strcpy(path + strlen(dir) + 1, subdir->name);
+
+ DIR *icons = opendir(path);
+ if (!icons) {
+ free(path);
+ continue;
+ }
+
+ struct dirent *direntry;
+ while ((direntry = readdir(icons)) != NULL) {
+ int len = strlen(direntry->d_name);
+ if (len <= namelen + 2) { //must have some ext
+ continue;
+ }
+ if (strncmp(direntry->d_name, name, namelen) == 0) {
+ char *ext = direntry->d_name + namelen + 1;
+#ifdef WITH_GDK_PIXBUF
+ if (strcmp(ext, "png") == 0 ||
+ strcmp(ext, "xpm") == 0 ||
+ strcmp(ext, "svg") == 0) {
+#else
+ if (strcmp(ext, "png") == 0) {
+#endif
+ free(current_file);
+ char *icon_path = malloc(strlen(path) + len + 2);
+
+ strcpy(icon_path, path);
+ icon_path[strlen(path)] = '/';
+ strcpy(icon_path + strlen(path) + 1, direntry->d_name);
+ current_file = icon_path;
+ min_size_diff = size_diff;
+ }
+ }
+ }
+ free(path);
+ closedir(icons);
+ }
+ free_flat_list(subdirs);
+ }
+ free_flat_list(dirs);
+
+ return current_file;
+}
+
+cairo_surface_t *find_icon(const char *name, int size) {
+ char *image_path = find_icon_file(name, size);
+ if (image_path == NULL) {
+ return NULL;
+ }
+
+ cairo_surface_t *image = NULL;
+#ifdef WITH_GDK_PIXBUF
+ GError *err = NULL;
+ GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(image_path, &err);
+ if (!pixbuf) {
+ sway_log(L_ERROR, "Failed to load icon image: %s", err->message);
+ }
+ image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf);
+ g_object_unref(pixbuf);
+#else
+ // TODO make svg work? cairo supports it. maybe remove gdk alltogether
+ image = cairo_image_surface_create_from_png(image_path);
+#endif //WITH_GDK_PIXBUF
+ if (!image) {
+ sway_log(L_ERROR, "Could not read icon image");
+ return NULL;
+ }
+
+ free(image_path);
+ return image;
+}
diff --git a/swaybar/tray/sni.c b/swaybar/tray/sni.c
new file mode 100644
index 00000000..0c46d5c0
--- /dev/null
+++ b/swaybar/tray/sni.c
@@ -0,0 +1,471 @@
+#define _XOPEN_SOURCE 500
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <dbus/dbus.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include "swaybar/tray/dbus.h"
+#include "swaybar/tray/sni.h"
+#include "swaybar/tray/icon.h"
+#include "swaybar/bar.h"
+#include "client/cairo.h"
+#include "log.h"
+
+// Not sure what this is but cairo needs it.
+static const cairo_user_data_key_t cairo_user_data_key;
+
+struct sni_icon_ref *sni_icon_ref_create(struct StatusNotifierItem *item,
+ int height) {
+ struct sni_icon_ref *sni_ref = malloc(sizeof(struct sni_icon_ref));
+ if (!sni_ref) {
+ return NULL;
+ }
+ sni_ref->icon = cairo_image_surface_scale(item->image, height, height);
+ sni_ref->ref = item;
+
+ return sni_ref;
+}
+
+void sni_icon_ref_free(struct sni_icon_ref *sni_ref) {
+ if (!sni_ref) {
+ return;
+ }
+ cairo_surface_destroy(sni_ref->icon);
+ free(sni_ref);
+}
+
+/* Gets the pixmap of an icon */
+static void reply_icon(DBusPendingCall *pending, void *_data) {
+ struct StatusNotifierItem *item = _data;
+
+ DBusMessage *reply = dbus_pending_call_steal_reply(pending);
+
+ if (!reply) {
+ sway_log(L_ERROR, "Did not get reply");
+ goto bail;
+ }
+
+ int message_type = dbus_message_get_type(reply);
+
+ if (message_type == DBUS_MESSAGE_TYPE_ERROR) {
+ char *msg;
+
+ dbus_message_get_args(reply, NULL,
+ DBUS_TYPE_STRING, &msg,
+ DBUS_TYPE_INVALID);
+
+ sway_log(L_ERROR, "Message is error: %s", msg);
+ goto bail;
+ }
+
+ DBusMessageIter iter;
+ DBusMessageIter variant; /* v[a(iiay)] */
+ DBusMessageIter array; /* a(iiay) */
+ DBusMessageIter d_struct; /* (iiay) */
+ DBusMessageIter icon; /* ay */
+
+ dbus_message_iter_init(reply, &iter);
+
+ // Each if here checks the types above before recursing
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
+ sway_log(L_ERROR, "Relpy type incorrect");
+ sway_log(L_ERROR, "Should be \"v\", is \"%s\"",
+ dbus_message_iter_get_signature(&iter));
+ goto bail;
+ }
+ dbus_message_iter_recurse(&iter, &variant);
+
+ if (strcmp("a(iiay)", dbus_message_iter_get_signature(&variant)) != 0) {
+ sway_log(L_ERROR, "Relpy type incorrect");
+ sway_log(L_ERROR, "Should be \"a(iiay)\", is \"%s\"",
+ dbus_message_iter_get_signature(&variant));
+ goto bail;
+ }
+
+ if (dbus_message_iter_get_element_count(&variant) == 0) {
+ // Can't recurse if there are no items
+ sway_log(L_INFO, "Item has no icon");
+ goto bail;
+ }
+ dbus_message_iter_recurse(&variant, &array);
+
+ dbus_message_iter_recurse(&array, &d_struct);
+
+ int width;
+ dbus_message_iter_get_basic(&d_struct, &width);
+ dbus_message_iter_next(&d_struct);
+
+ int height;
+ dbus_message_iter_get_basic(&d_struct, &height);
+ dbus_message_iter_next(&d_struct);
+
+ int len = dbus_message_iter_get_element_count(&d_struct);
+
+ if (!len) {
+ sway_log(L_ERROR, "No icon data");
+ goto bail;
+ }
+
+ // Also implies len % 4 == 0, useful below
+ if (len != width * height * 4) {
+ sway_log(L_ERROR, "Incorrect array size passed");
+ goto bail;
+ }
+
+ dbus_message_iter_recurse(&d_struct, &icon);
+
+ int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
+ // FIXME support a variable stride
+ // (works on my machine though for all tested widths)
+ if (!sway_assert(stride == width * 4, "Stride must be equal to byte length")) {
+ goto bail;
+ }
+
+ // Data is by reference, no need to free
+ uint8_t *message_data;
+ dbus_message_iter_get_fixed_array(&icon, &message_data, &len);
+
+ uint8_t *image_data = malloc(stride * height);
+ if (!image_data) {
+ sway_log(L_ERROR, "Could not allocate memory for icon");
+ goto bail;
+ }
+
+ // Transform from network byte order to host byte order
+ // Assumptions are safe because the equality above
+ uint32_t *network = (uint32_t *) message_data;
+ uint32_t *host = (uint32_t *)image_data;
+ for (int i = 0; i < width * height; ++i) {
+ host[i] = ntohl(network[i]);
+ }
+
+ cairo_surface_t *image = cairo_image_surface_create_for_data(
+ image_data, CAIRO_FORMAT_ARGB32,
+ width, height, stride);
+
+ if (image) {
+ if (item->image) {
+ cairo_surface_destroy(item->image);
+ }
+ item->image = image;
+ // Free the image data on surface destruction
+ cairo_surface_set_user_data(image,
+ &cairo_user_data_key,
+ image_data,
+ free);
+ item->dirty = true;
+ dirty = true;
+
+ dbus_message_unref(reply);
+ return;
+ } else {
+ sway_log(L_ERROR, "Could not create image surface");
+ free(image_data);
+ }
+
+bail:
+ if (reply) {
+ dbus_message_unref(reply);
+ }
+ sway_log(L_ERROR, "Could not get icon from item");
+ return;
+}
+static void send_icon_msg(struct StatusNotifierItem *item) {
+ DBusPendingCall *pending;
+ DBusMessage *message = dbus_message_new_method_call(
+ item->name,
+ "/StatusNotifierItem",
+ "org.freedesktop.DBus.Properties",
+ "Get");
+ const char *iface;
+ if (item->kde_special_snowflake) {
+ iface = "org.kde.StatusNotifierItem";
+ } else {
+ iface = "org.freedesktop.StatusNotifierItem";
+ }
+ const char *prop = "IconPixmap";
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_STRING, &iface,
+ DBUS_TYPE_STRING, &prop,
+ DBUS_TYPE_INVALID);
+
+ bool status =
+ dbus_connection_send_with_reply(conn, message, &pending, -1);
+
+ dbus_message_unref(message);
+
+ if (!(pending || status)) {
+ sway_log(L_ERROR, "Could not get item icon");
+ return;
+ }
+
+ dbus_pending_call_set_notify(pending, reply_icon, item, NULL);
+}
+
+/* Get an icon by its name */
+static void reply_icon_name(DBusPendingCall *pending, void *_data) {
+ struct StatusNotifierItem *item = _data;
+
+ DBusMessage *reply = dbus_pending_call_steal_reply(pending);
+
+ if (!reply) {
+ sway_log(L_INFO, "Got no icon name reply from item");
+ goto bail;
+ }
+
+ int message_type = dbus_message_get_type(reply);
+
+ if (message_type == DBUS_MESSAGE_TYPE_ERROR) {
+ char *msg;
+
+ dbus_message_get_args(reply, NULL,
+ DBUS_TYPE_STRING, &msg,
+ DBUS_TYPE_INVALID);
+
+ sway_log(L_INFO, "Could not get icon name: %s", msg);
+ goto bail;
+ }
+
+ DBusMessageIter iter; /* v[s] */
+ DBusMessageIter variant; /* s */
+
+ dbus_message_iter_init(reply, &iter);
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
+ sway_log(L_ERROR, "Relpy type incorrect");
+ sway_log(L_ERROR, "Should be \"v\", is \"%s\"",
+ dbus_message_iter_get_signature(&iter));
+ goto bail;
+ }
+ dbus_message_iter_recurse(&iter, &variant);
+
+
+ if (dbus_message_iter_get_arg_type(&variant) != DBUS_TYPE_STRING) {
+ sway_log(L_ERROR, "Relpy type incorrect");
+ sway_log(L_ERROR, "Should be \"s\", is \"%s\"",
+ dbus_message_iter_get_signature(&iter));
+ goto bail;
+ }
+
+ char *icon_name;
+ dbus_message_iter_get_basic(&variant, &icon_name);
+
+ cairo_surface_t *image = find_icon(icon_name, 256);
+
+ if (image) {
+ sway_log(L_DEBUG, "Icon for %s found with size %d", icon_name,
+ cairo_image_surface_get_width(image));
+ if (item->image) {
+ cairo_surface_destroy(item->image);
+ }
+ item->image = image;
+ item->dirty = true;
+ dirty = true;
+
+ dbus_message_unref(reply);
+ return;
+ }
+
+bail:
+ if (reply) {
+ dbus_message_unref(reply);
+ }
+ // Now try the pixmap
+ send_icon_msg(item);
+ return;
+}
+static void send_icon_name_msg(struct StatusNotifierItem *item) {
+ DBusPendingCall *pending;
+ DBusMessage *message = dbus_message_new_method_call(
+ item->name,
+ "/StatusNotifierItem",
+ "org.freedesktop.DBus.Properties",
+ "Get");
+ const char *iface;
+ if (item->kde_special_snowflake) {
+ iface = "org.kde.StatusNotifierItem";
+ } else {
+ iface = "org.freedesktop.StatusNotifierItem";
+ }
+ const char *prop = "IconName";
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_STRING, &iface,
+ DBUS_TYPE_STRING, &prop,
+ DBUS_TYPE_INVALID);
+
+ bool status =
+ dbus_connection_send_with_reply(conn, message, &pending, -1);
+
+ dbus_message_unref(message);
+
+ if (!(pending || status)) {
+ sway_log(L_ERROR, "Could not get item icon name");
+ return;
+ }
+
+ dbus_pending_call_set_notify(pending, reply_icon_name, item, NULL);
+}
+
+void get_icon(struct StatusNotifierItem *item) {
+ send_icon_name_msg(item);
+}
+
+void sni_activate(struct StatusNotifierItem *item, uint32_t x, uint32_t y) {
+ const char *iface =
+ (item->kde_special_snowflake ? "org.kde.StatusNotifierItem"
+ : "org.freedesktop.StatusNotifierItem");
+ DBusMessage *message = dbus_message_new_method_call(
+ item->name,
+ "/StatusNotifierItem",
+ iface,
+ "Activate");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_INT32, &x,
+ DBUS_TYPE_INT32, &y,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(conn, message, NULL);
+
+ dbus_message_unref(message);
+}
+
+void sni_context_menu(struct StatusNotifierItem *item, uint32_t x, uint32_t y) {
+ const char *iface =
+ (item->kde_special_snowflake ? "org.kde.StatusNotifierItem"
+ : "org.freedesktop.StatusNotifierItem");
+ DBusMessage *message = dbus_message_new_method_call(
+ item->name,
+ "/StatusNotifierItem",
+ iface,
+ "ContextMenu");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_INT32, &x,
+ DBUS_TYPE_INT32, &y,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(conn, message, NULL);
+
+ dbus_message_unref(message);
+}
+void sni_secondary(struct StatusNotifierItem *item, uint32_t x, uint32_t y) {
+ const char *iface =
+ (item->kde_special_snowflake ? "org.kde.StatusNotifierItem"
+ : "org.freedesktop.StatusNotifierItem");
+ DBusMessage *message = dbus_message_new_method_call(
+ item->name,
+ "/StatusNotifierItem",
+ iface,
+ "SecondaryActivate");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_INT32, &x,
+ DBUS_TYPE_INT32, &y,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(conn, message, NULL);
+
+ dbus_message_unref(message);
+}
+
+static void get_unique_name(struct StatusNotifierItem *item) {
+ // I think that we're fine being sync here becaues the message is
+ // directly to the message bus. Could be async though.
+ DBusMessage *message = dbus_message_new_method_call(
+ "org.freedesktop.DBus",
+ "/org/freedesktop/DBus",
+ "org.freedesktop.DBus",
+ "GetNameOwner");
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_STRING, &item->name,
+ DBUS_TYPE_INVALID);
+
+ DBusMessage *reply = dbus_connection_send_with_reply_and_block(
+ conn, message, -1, NULL);
+
+ dbus_message_unref(message);
+
+ if (!reply) {
+ sway_log(L_ERROR, "Could not get unique name for item: %s",
+ item->name);
+ return;
+ }
+
+ char *unique_name;
+ if (!dbus_message_get_args(reply, NULL,
+ DBUS_TYPE_STRING, &unique_name,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error parsing method args");
+ } else {
+ if (item->unique_name) {
+ free(item->unique_name);
+ }
+ item->unique_name = strdup(unique_name);
+ }
+
+ dbus_message_unref(reply);
+}
+
+struct StatusNotifierItem *sni_create(const char *name) {
+ struct StatusNotifierItem *item = malloc(sizeof(struct StatusNotifierItem));
+ item->name = strdup(name);
+ item->unique_name = NULL;
+ item->image = NULL;
+ item->dirty = false;
+
+ // If it doesn't use this name then assume that it uses the KDE spec
+ // This is because xembed-sni-proxy uses neither "org.freedesktop" nor
+ // "org.kde" and just gives us the items "unique name"
+ //
+ // We could use this to our advantage and fill out the "unique name"
+ // field with the given name if it is neither freedesktop or kde, but
+ // that's makes us rely on KDE hackyness which is bad practice
+ const char freedesktop_name[] = "org.freedesktop";
+ if (strncmp(name, freedesktop_name, sizeof(freedesktop_name) - 1) != 0) {
+ item->kde_special_snowflake = true;
+ } else {
+ item->kde_special_snowflake = false;
+ }
+
+ get_icon(item);
+
+ get_unique_name(item);
+
+ return item;
+}
+/* Return 0 if `item` has a name of `str` */
+int sni_str_cmp(const void *_item, const void *_str) {
+ const struct StatusNotifierItem *item = _item;
+ const char *str = _str;
+
+ return strcmp(item->name, str);
+}
+/* Returns 0 if `item` has a unique name of `str` */
+int sni_uniq_cmp(const void *_item, const void *_str) {
+ const struct StatusNotifierItem *item = _item;
+ const char *str = _str;
+
+ if (!item->unique_name) {
+ return false;
+ }
+ return strcmp(item->unique_name, str);
+}
+void sni_free(struct StatusNotifierItem *item) {
+ if (!item) {
+ return;
+ }
+ free(item->name);
+ if (item->unique_name) {
+ free(item->unique_name);
+ }
+ if (item->image) {
+ cairo_surface_destroy(item->image);
+ }
+ free(item);
+}
diff --git a/swaybar/tray/sni_watcher.c b/swaybar/tray/sni_watcher.c
new file mode 100644
index 00000000..388e181d
--- /dev/null
+++ b/swaybar/tray/sni_watcher.c
@@ -0,0 +1,487 @@
+#define _XOPEN_SOURCE 500
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+#include <dbus/dbus.h>
+#include "swaybar/tray/dbus.h"
+#include "list.h"
+#include "log.h"
+
+static list_t *items = NULL;
+static list_t *hosts = NULL;
+
+/**
+ * Describes the function of the StatusNotifierWatcher
+ * See https://freedesktop.org/wiki/Specifications/StatusNotifierItem/StatusNotifierWatcher/
+ *
+ * We also implement KDE's special snowflake protocol, it's like this but with
+ * all occurrences 'freedesktop' replaced with 'kde'. There is no KDE introspect.
+ */
+static const char *interface_xml =
+ "<!DOCTYPE node PUBLIC '-//freedesktop//DTD D-BUS Object Introspection 1.0//EN'"
+ "'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd'>"
+ "<node>"
+ " <interface name='org.freedesktop.DBus.Introspectable'>"
+ " <method name='Introspect'>"
+ " <arg name='xml_data' direction='out' type='s'/>"
+ " </method>"
+ " </interface>"
+ " <interface name='org.freedesktop.DBus.Properties'>"
+ " <method name='Get'>"
+ " <arg name='interface' direction='in' type='s'/>"
+ " <arg name='propname' direction='in' type='s'/>"
+ " <arg name='value' direction='out' type='v'/>"
+ " </method>"
+ " <method name='Set'>"
+ " <arg name='interface' direction='in' type='s'/>"
+ " <arg name='propname' direction='in' type='s'/>"
+ " <arg name='value' direction='in' type='v'/>"
+ " </method>"
+ " <method name='GetAll'>"
+ " <arg name='interface' direction='in' type='s'/>"
+ " <arg name='props' direction='out' type='a{sv}'/>"
+ " </method>"
+ " </interface>"
+ " <interface name='org.freedesktop.StatusNotifierWatcher'>"
+ " <method name='RegisterStatusNotifierItem'>"
+ " <arg type='s' name='service' direction='in'/>"
+ " </method>"
+ " <method name='RegisterStatusNotifierHost'>"
+ " <arg type='s' name='service' direction='in'/>"
+ " </method>"
+ " <property name='RegisteredStatusNotifierItems' type='as' access='read'/>"
+ " <property name='IsStatusNotifierHostRegistered' type='b' access='read'/>"
+ " <property name='ProtocolVersion' type='i' access='read'/>"
+ " <signal name='StatusNotifierItemRegistered'>"
+ " <arg type='s' name='service' direction='out'/>"
+ " </signal>"
+ " <signal name='StatusNotifierItemUnregistered'>"
+ " <arg type='s' name='service' direction='out'/>"
+ " </signal>"
+ " <signal name='StatusNotifierHostRegistered'>"
+ " <arg type='' name='service' direction='out'/>"
+ " </signal>"
+ " </interface>"
+ "</node>";
+
+static void host_registered_signal(DBusConnection *connection) {
+ // Send one signal for each protocol
+ DBusMessage *signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.freedesktop.StatusNotifierWatcher",
+ "StatusNotifierHostRegistered");
+
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+
+
+ signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.kde.StatusNotifierWatcher",
+ "StatusNotifierHostRegistered");
+
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+}
+static void item_registered_signal(DBusConnection *connection, const char *name) {
+ DBusMessage *signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.freedesktop.StatusNotifierWatcher",
+ "StatusNotifierItemRegistered");
+ dbus_message_append_args(signal,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+
+ signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.kde.StatusNotifierWatcher",
+ "StatusNotifierItemRegistered");
+ dbus_message_append_args(signal,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+}
+static void item_unregistered_signal(DBusConnection *connection, const char *name) {
+ DBusMessage *signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.freedesktop.StatusNotifierWatcher",
+ "StatusNotifierItemUnregistered");
+ dbus_message_append_args(signal,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+
+ signal = dbus_message_new_signal(
+ "/StatusNotifierWatcher",
+ "org.kde.StatusNotifierWatcher",
+ "StatusNotifierItemUnregistered");
+ dbus_message_append_args(signal,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, signal, NULL);
+ dbus_message_unref(signal);
+}
+
+static void respond_to_introspect(DBusConnection *connection, DBusMessage *request) {
+ DBusMessage *reply;
+
+ reply = dbus_message_new_method_return(request);
+ dbus_message_append_args(reply,
+ DBUS_TYPE_STRING, &interface_xml,
+ DBUS_TYPE_INVALID);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+}
+
+static void register_item(DBusConnection *connection, DBusMessage *message) {
+ DBusError error;
+ char *name;
+
+ dbus_error_init(&error);
+ if (!dbus_message_get_args(message, &error,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error parsing method args: %s\n", error.message);
+ }
+
+ name = strdup(name);
+ sway_log(L_INFO, "RegisterStatusNotifierItem called with \"%s\"\n", name);
+
+ // Don't add duplicate or not real item
+ if (list_seq_find(items, (int (*)(const void *, const void *))strcmp, name) != -1) {
+ return;
+ }
+ if (!dbus_bus_name_has_owner(connection, name, &error)) {
+ return;
+ }
+
+ list_add(items, name);
+ item_registered_signal(connection, name);
+
+ // It's silly, but xembedsniproxy wants a reply for this function
+ DBusMessage *reply = dbus_message_new_method_return(message);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+}
+
+static void register_host(DBusConnection *connection, DBusMessage *message) {
+ DBusError error;
+ char *name;
+
+ dbus_error_init(&error);
+ if (!dbus_message_get_args(message, &error,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error parsing method args: %s\n", error.message);
+ }
+
+ sway_log(L_INFO, "RegisterStatusNotifierHost called with \"%s\"\n", name);
+
+ // Don't add duplicate or not real host
+ if (list_seq_find(hosts, (int (*)(const void *, const void *))strcmp, name) != -1) {
+ return;
+ }
+ if (!dbus_bus_name_has_owner(connection, name, &error)) {
+ return;
+ }
+
+ list_add(hosts, strdup(name));
+ host_registered_signal(connection);
+}
+
+static void get_property(DBusConnection *connection, DBusMessage *message) {
+ DBusError error;
+ char *interface;
+ char *property;
+
+ dbus_error_init(&error);
+ if (!dbus_message_get_args(message, &error,
+ DBUS_TYPE_STRING, &interface,
+ DBUS_TYPE_STRING, &property,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error parsing prop args: %s\n", error.message);
+ return;
+ }
+
+ if (strcmp(property, "RegisteredStatusNotifierItems") == 0) {
+ sway_log(L_INFO, "Replying with items\n");
+ DBusMessage *reply;
+ reply = dbus_message_new_method_return(message);
+ DBusMessageIter iter;
+ DBusMessageIter sub;
+ DBusMessageIter subsub;
+
+ dbus_message_iter_init_append(reply, &iter);
+
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
+ "as", &sub);
+ dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY,
+ "s", &subsub);
+
+ for (int i = 0; i < items->length; ++i) {
+ dbus_message_iter_append_basic(&subsub,
+ DBUS_TYPE_STRING, &items->items[i]);
+ }
+
+ dbus_message_iter_close_container(&sub, &subsub);
+ dbus_message_iter_close_container(&iter, &sub);
+
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+ } else if (strcmp(property, "IsStatusNotifierHostRegistered") == 0) {
+ DBusMessage *reply;
+ DBusMessageIter iter;
+ DBusMessageIter sub;
+ int registered = (hosts == NULL || hosts->length == 0) ? 0 : 1;
+
+ reply = dbus_message_new_method_return(message);
+
+ dbus_message_iter_init_append(reply, &iter);
+
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
+ "b", &sub);
+ dbus_message_iter_append_basic(&sub,
+ DBUS_TYPE_BOOLEAN, &registered);
+
+ dbus_message_iter_close_container(&iter, &sub);
+
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+ } else if (strcmp(property, "ProtocolVersion") == 0) {
+ DBusMessage *reply;
+ DBusMessageIter iter;
+ DBusMessageIter sub;
+ const int version = 0;
+
+ reply = dbus_message_new_method_return(message);
+
+ dbus_message_iter_init_append(reply, &iter);
+
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
+ "i", &sub);
+ dbus_message_iter_append_basic(&sub,
+ DBUS_TYPE_INT32, &version);
+
+ dbus_message_iter_close_container(&iter, &sub);
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+ }
+}
+
+static void set_property(DBusConnection *connection, DBusMessage *message) {
+ // All properties are read only and we don't allow new properties
+ return;
+}
+
+static void get_all(DBusConnection *connection, DBusMessage *message) {
+ DBusMessage *reply;
+ reply = dbus_message_new_method_return(message);
+ DBusMessageIter iter; /* a{v} */
+ DBusMessageIter arr;
+ DBusMessageIter dict;
+ DBusMessageIter sub;
+ DBusMessageIter subsub;
+ int registered = (hosts == NULL || hosts->length == 0) ? 0 : 1;
+ const int version = 0;
+ const char *prop;
+
+ // Could clean this up with a function for each prop
+ dbus_message_iter_init_append(reply, &iter);
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
+ "{sv}", &arr);
+
+ prop = "RegisteredStatusNotifierItems";
+ dbus_message_iter_open_container(&arr, DBUS_TYPE_DICT_ENTRY,
+ NULL, &dict);
+ dbus_message_iter_append_basic(&dict,
+ DBUS_TYPE_STRING, &prop);
+ dbus_message_iter_open_container(&dict, DBUS_TYPE_VARIANT,
+ "as", &sub);
+ dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY,
+ "s", &subsub);
+ for (int i = 0; i < items->length; ++i) {
+ dbus_message_iter_append_basic(&subsub,
+ DBUS_TYPE_STRING, &items->items[i]);
+ }
+ dbus_message_iter_close_container(&sub, &subsub);
+ dbus_message_iter_close_container(&dict, &sub);
+ dbus_message_iter_close_container(&arr, &dict);
+
+ prop = "IsStatusNotifierHostRegistered";
+ dbus_message_iter_open_container(&arr, DBUS_TYPE_DICT_ENTRY,
+ NULL, &dict);
+ dbus_message_iter_append_basic(&dict,
+ DBUS_TYPE_STRING, &prop);
+ dbus_message_iter_open_container(&dict, DBUS_TYPE_VARIANT,
+ "b", &sub);
+ dbus_message_iter_append_basic(&sub,
+ DBUS_TYPE_BOOLEAN, &registered);
+ dbus_message_iter_close_container(&dict, &sub);
+ dbus_message_iter_close_container(&arr, &dict);
+
+ prop = "ProtocolVersion";
+ dbus_message_iter_open_container(&arr, DBUS_TYPE_DICT_ENTRY,
+ NULL, &dict);
+ dbus_message_iter_append_basic(&dict,
+ DBUS_TYPE_STRING, &prop);
+ dbus_message_iter_open_container(&dict, DBUS_TYPE_VARIANT,
+ "i", &sub);
+ dbus_message_iter_append_basic(&sub,
+ DBUS_TYPE_INT32, &version);
+ dbus_message_iter_close_container(&dict, &sub);
+ dbus_message_iter_close_container(&arr, &dict);
+
+ dbus_message_iter_close_container(&iter, &arr);
+
+ dbus_connection_send(connection, reply, NULL);
+ dbus_message_unref(reply);
+}
+
+static DBusHandlerResult message_handler(DBusConnection *connection,
+ DBusMessage *message, void *data) {
+ const char *interface_name = dbus_message_get_interface(message);
+ const char *member_name = dbus_message_get_member(message);
+
+ // In order of the xml above
+ if (strcmp(interface_name, "org.freedesktop.DBus.Introspectable") == 0 &&
+ strcmp(member_name, "Introspect") == 0) {
+ // We don't have an introspect for KDE
+ respond_to_introspect(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (strcmp(interface_name, "org.freedesktop.DBus.Properties") == 0) {
+ if (strcmp(member_name, "Get") == 0) {
+ get_property(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (strcmp(member_name, "Set") == 0) {
+ set_property(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (strcmp(member_name, "GetAll") == 0) {
+ get_all(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else {
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ } else if (strcmp(interface_name, "org.freedesktop.StatusNotifierWatcher") == 0 ||
+ strcmp(interface_name, "org.kde.StatusNotifierWatcher") == 0) {
+ if (strcmp(member_name, "RegisterStatusNotifierItem") == 0) {
+ register_item(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (strcmp(member_name, "RegisterStatusNotifierHost") == 0) {
+ register_host(connection, message);
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else {
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ }
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static DBusHandlerResult signal_handler(DBusConnection *connection,
+ DBusMessage *message, void *_data) {
+ if (dbus_message_is_signal(message, "org.freedesktop.DBus", "NameOwnerChanged")) {
+ // Only eat the message if it is name that we are watching
+ const char *name;
+ const char *old_owner;
+ const char *new_owner;
+ int index;
+ if (!dbus_message_get_args(message, NULL,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &old_owner,
+ DBUS_TYPE_STRING, &new_owner,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error getting LostName args");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ if (strcmp(new_owner, "") != 0) {
+ // Name is not lost
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+ if ((index = list_seq_find(items, (int (*)(const void *, const void *))strcmp, name)) != -1) {
+ sway_log(L_INFO, "Status Notifier Item lost %s", name);
+ free(items->items[index]);
+ list_del(items, index);
+ item_unregistered_signal(connection, name);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ if ((index = list_seq_find(hosts, (int (*)(const void *, const void *))strcmp, name)) != -1) {
+ sway_log(L_INFO, "Status Notifier Host lost %s", name);
+ free(hosts->items[index]);
+ list_del(hosts, index);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ }
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static const DBusObjectPathVTable vtable = {
+ .message_function = message_handler,
+ .unregister_function = NULL,
+};
+
+int init_sni_watcher() {
+ DBusError error;
+ dbus_error_init(&error);
+ if (!conn) {
+ sway_log(L_ERROR, "Connection is null, cannot initiate StatusNotifierWatcher");
+ return -1;
+ }
+
+ items = create_list();
+ hosts = create_list();
+
+ int status = dbus_bus_request_name(conn, "org.freedesktop.StatusNotifierWatcher",
+ DBUS_NAME_FLAG_REPLACE_EXISTING,
+ &error);
+ if (status == DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+ sway_log(L_DEBUG, "Got watcher name");
+ } else if (status == DBUS_REQUEST_NAME_REPLY_IN_QUEUE) {
+ sway_log(L_INFO, "Could not get watcher name, it may start later");
+ }
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus err getting watcher name: %s\n", error.message);
+ return -1;
+ }
+
+ status = dbus_bus_request_name(conn, "org.kde.StatusNotifierWatcher",
+ DBUS_NAME_FLAG_REPLACE_EXISTING,
+ &error);
+ if (status == DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+ sway_log(L_DEBUG, "Got kde watcher name");
+ } else if (status == DBUS_REQUEST_NAME_REPLY_IN_QUEUE) {
+ sway_log(L_INFO, "Could not get kde watcher name, it may start later");
+ }
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus err getting kde watcher name: %s\n", error.message);
+ return -1;
+ }
+
+ dbus_connection_try_register_object_path(conn,
+ "/StatusNotifierWatcher",
+ &vtable, NULL, &error);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus_err: %s\n", error.message);
+ return -1;
+ }
+
+ dbus_bus_add_match(conn,
+ "type='signal',\
+ sender='org.freedesktop.DBus',\
+ interface='org.freedesktop.DBus',\
+ member='NameOwnerChanged'",
+ &error);
+
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "DBus error getting match args: %s", error.message);
+ }
+
+ dbus_connection_add_filter(conn, signal_handler, NULL, NULL);
+ return 0;
+}
diff --git a/swaybar/tray/tray.c b/swaybar/tray/tray.c
new file mode 100644
index 00000000..00f1a44f
--- /dev/null
+++ b/swaybar/tray/tray.c
@@ -0,0 +1,393 @@
+#define _XOPEN_SOURCE 500
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/wait.h>
+#include <dbus/dbus.h>
+#include "swaybar/bar.h"
+#include "swaybar/tray/tray.h"
+#include "swaybar/tray/dbus.h"
+#include "swaybar/tray/sni.h"
+#include "swaybar/tray/sni_watcher.h"
+#include "swaybar/bar.h"
+#include "swaybar/config.h"
+#include "list.h"
+#include "log.h"
+
+struct tray *tray;
+
+static void register_host(char *name) {
+ DBusMessage *message;
+
+ message = dbus_message_new_method_call(
+ "org.freedesktop.StatusNotifierWatcher",
+ "/StatusNotifierWatcher",
+ "org.freedesktop.StatusNotifierWatcher",
+ "RegisterStatusNotifierHost");
+ if (!message) {
+ sway_log(L_ERROR, "Cannot allocate dbus method call");
+ return;
+ }
+
+ dbus_message_append_args(message,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(conn, message, NULL);
+
+ dbus_message_unref(message);
+}
+
+static void get_items_reply(DBusPendingCall *pending, void *_data) {
+ DBusMessage *reply = dbus_pending_call_steal_reply(pending);
+
+ if (!reply) {
+ sway_log(L_ERROR, "Got no items reply from sni watcher");
+ goto bail;
+ }
+
+ int message_type = dbus_message_get_type(reply);
+
+ if (message_type == DBUS_MESSAGE_TYPE_ERROR) {
+ char *msg;
+
+ dbus_message_get_args(reply, NULL,
+ DBUS_TYPE_STRING, &msg,
+ DBUS_TYPE_INVALID);
+
+ sway_log(L_ERROR, "Message is error: %s", msg);
+ goto bail;
+ }
+
+ DBusMessageIter iter;
+ DBusMessageIter variant;
+ DBusMessageIter array;
+
+ dbus_message_iter_init(reply, &iter);
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
+ sway_log(L_ERROR, "Replyed with wrong type, not v(as)");
+ goto bail;
+ }
+ dbus_message_iter_recurse(&iter, &variant);
+ if (dbus_message_iter_get_arg_type(&variant) != DBUS_TYPE_ARRAY ||
+ dbus_message_iter_get_element_type(&variant) != DBUS_TYPE_STRING) {
+ sway_log(L_ERROR, "Replyed with wrong type, not v(as)");
+ goto bail;
+ }
+
+ // Clear list
+ list_foreach(tray->items, (void (*)(void *))sni_free);
+ list_free(tray->items);
+ tray->items = create_list();
+
+ // O(n) function, could be faster dynamically reading values
+ int len = dbus_message_iter_get_element_count(&variant);
+
+ dbus_message_iter_recurse(&variant, &array);
+ for (int i = 0; i < len; i++) {
+ const char *name;
+ dbus_message_iter_get_basic(&array, &name);
+
+ struct StatusNotifierItem *item = sni_create(name);
+
+ sway_log(L_DEBUG, "Item registered with host: %s", name);
+ list_add(tray->items, item);
+ dirty = true;
+ }
+
+bail:
+ dbus_message_unref(reply);
+ return;
+}
+static void get_items() {
+ DBusPendingCall *pending;
+ DBusMessage *message = dbus_message_new_method_call(
+ "org.freedesktop.StatusNotifierWatcher",
+ "/StatusNotifierWatcher",
+ "org.freedesktop.DBus.Properties",
+ "Get");
+
+ const char *iface = "org.freedesktop.StatusNotifierWatcher";
+ const char *prop = "RegisteredStatusNotifierItems";
+ dbus_message_append_args(message,
+ DBUS_TYPE_STRING, &iface,
+ DBUS_TYPE_STRING, &prop,
+ DBUS_TYPE_INVALID);
+
+ bool status =
+ dbus_connection_send_with_reply(conn, message, &pending, -1);
+ dbus_message_unref(message);
+
+ if (!(pending || status)) {
+ sway_log(L_ERROR, "Could not get items");
+ return;
+ }
+
+ dbus_pending_call_set_notify(pending, get_items_reply, NULL, NULL);
+}
+
+static DBusHandlerResult signal_handler(DBusConnection *connection,
+ DBusMessage *message, void *_data) {
+ if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierWatcher",
+ "StatusNotifierItemRegistered")) {
+ const char *name;
+ if (!dbus_message_get_args(message, NULL,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error getting StatusNotifierItemRegistered args");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ if (list_seq_find(tray->items, sni_str_cmp, name) == -1) {
+ struct StatusNotifierItem *item = sni_create(name);
+
+ list_add(tray->items, item);
+ dirty = true;
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierWatcher",
+ "StatusNotifierItemUnregistered")) {
+ const char *name;
+ if (!dbus_message_get_args(message, NULL,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID)) {
+ sway_log(L_ERROR, "Error getting StatusNotifierItemUnregistered args");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ int index;
+ if ((index = list_seq_find(tray->items, sni_str_cmp, name)) != -1) {
+ sni_free(tray->items->items[index]);
+ list_del(tray->items, index);
+ dirty = true;
+ } else {
+ // If it's not in our list, then our list is incorrect.
+ // Fetch all items again
+ sway_log(L_INFO, "Host item list incorrect, refreshing");
+ get_items();
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ } else if (dbus_message_is_signal(message, "org.freedesktop.StatusNotifierItem",
+ "NewIcon") || dbus_message_is_signal(message,
+ "org.kde.StatusNotifierItem", "NewIcon")) {
+ const char *name;
+ int index;
+ struct StatusNotifierItem *item;
+
+ name = dbus_message_get_sender(message);
+ if ((index = list_seq_find(tray->items, sni_uniq_cmp, name)) != -1) {
+ item = tray->items->items[index];
+ sway_log(L_INFO, "NewIcon signal from item %s", item->name);
+ get_icon(item);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static int init_host() {
+ tray = (struct tray *)malloc(sizeof(tray));
+
+ tray->items = create_list();
+
+ DBusError error;
+ dbus_error_init(&error);
+ char *name = NULL;
+ if (!conn) {
+ sway_log(L_ERROR, "Connection is null, cannot init SNI host");
+ goto err;
+ }
+ name = calloc(sizeof(char), 256);
+
+ if (!name) {
+ sway_log(L_ERROR, "Cannot allocate name");
+ goto err;
+ }
+
+ pid_t pid = getpid();
+ if (snprintf(name, 256, "org.freedesktop.StatusNotifierHost-%d", pid)
+ >= 256) {
+ sway_log(L_ERROR, "Cannot get host name because string is too short."
+ "This should not happen");
+ goto err;
+ }
+
+ // We want to be the sole owner of this name
+ if (dbus_bus_request_name(conn, name, DBUS_NAME_FLAG_DO_NOT_QUEUE,
+ &error) != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+ sway_log(L_ERROR, "Cannot get host name and start the tray");
+ goto err;
+ }
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "Dbus err getting host name: %s\n", error.message);
+ goto err;
+ }
+ sway_log(L_DEBUG, "Got host name");
+
+ register_host(name);
+
+ get_items();
+
+ // Perhaps use addmatch helper functions like wlc does?
+ dbus_bus_add_match(conn,
+ "type='signal',\
+ sender='org.freedesktop.StatusNotifierWatcher',\
+ member='StatusNotifierItemRegistered'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus_err: %s", error.message);
+ goto err;
+ }
+ dbus_bus_add_match(conn,
+ "type='signal',\
+ sender='org.freedesktop.StatusNotifierWatcher',\
+ member='StatusNotifierItemUnregistered'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus_err: %s", error.message);
+ return -1;
+ }
+
+ // SNI matches
+ dbus_bus_add_match(conn,
+ "type='signal',\
+ interface='org.freedesktop.StatusNotifierItem',\
+ member='NewIcon'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus_err %s", error.message);
+ goto err;
+ }
+ dbus_bus_add_match(conn,
+ "type='signal',\
+ interface='org.kde.StatusNotifierItem',\
+ member='NewIcon'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ sway_log(L_ERROR, "dbus_err %s", error.message);
+ goto err;
+ }
+
+ dbus_connection_add_filter(conn, signal_handler, NULL, NULL);
+
+ free(name);
+ return 0;
+
+err:
+ // TODO better handle errors
+ free(name);
+ return -1;
+}
+
+void tray_mouse_event(struct output *output, int x, int y,
+ uint32_t button, uint32_t state) {
+
+ struct window *window = output->window;
+ uint32_t tray_padding = swaybar.config->tray_padding;
+ int tray_width = window->width * window->scale;
+
+ for (int i = 0; i < output->items->length; ++i) {
+ struct sni_icon_ref *item =
+ output->items->items[i];
+ int icon_width = cairo_image_surface_get_width(item->icon);
+
+ tray_width -= tray_padding;
+ if (x <= tray_width && x >= tray_width - icon_width) {
+ if (button == swaybar.config->activate_button) {
+ sni_activate(item->ref, x, y);
+ } else if (button == swaybar.config->context_button) {
+ sni_context_menu(item->ref, x, y);
+ } else if (button == swaybar.config->secondary_button) {
+ sni_secondary(item->ref, x, y);
+ }
+ break;
+ }
+ tray_width -= icon_width;
+ }
+}
+
+uint32_t tray_render(struct output *output, struct config *config) {
+ struct window *window = output->window;
+ cairo_t *cairo = window->cairo;
+
+ // Tray icons
+ uint32_t tray_padding = config->tray_padding;
+ uint32_t tray_width = window->width * window->scale;
+ const int item_size = (window->height * window->scale) - (2 * tray_padding);
+
+ if (item_size < 0) {
+ // Can't render items if the padding is too large
+ return tray_width;
+ }
+
+ if (config->tray_output && strcmp(config->tray_output, output->name) != 0) {
+ return tray_width;
+ }
+
+ for (int i = 0; i < tray->items->length; ++i) {
+ struct StatusNotifierItem *item =
+ tray->items->items[i];
+ if (!item->image) {
+ continue;
+ }
+
+ struct sni_icon_ref *render_item = NULL;
+ int j;
+ for (j = i; j < output->items->length; ++j) {
+ struct sni_icon_ref *ref =
+ output->items->items[j];
+ if (ref->ref == item) {
+ render_item = ref;
+ break;
+ } else {
+ sni_icon_ref_free(ref);
+ list_del(output->items, j);
+ }
+ }
+
+ if (!render_item) {
+ render_item = sni_icon_ref_create(item, item_size);
+ list_add(output->items, render_item);
+ } else if (item->dirty) {
+ // item needs re-render
+ sni_icon_ref_free(render_item);
+ output->items->items[j] = render_item =
+ sni_icon_ref_create(item, item_size);
+ }
+
+ tray_width -= tray_padding;
+ tray_width -= item_size;
+
+ cairo_operator_t op = cairo_get_operator(cairo);
+ cairo_set_operator(cairo, CAIRO_OPERATOR_OVER);
+ cairo_set_source_surface(cairo, render_item->icon, tray_width, tray_padding);
+ cairo_rectangle(cairo, tray_width, tray_padding, item_size, item_size);
+ cairo_fill(cairo);
+ cairo_set_operator(cairo, op);
+
+ item->dirty = false;
+ }
+
+
+ if (tray_width != window->width * window->scale) {
+ tray_width -= tray_padding;
+ }
+
+ return tray_width;
+}
+
+void init_tray(struct bar *bar) {
+ if (!bar->config->tray_output || strcmp(bar->config->tray_output, "none") != 0) {
+ /* Connect to the D-Bus */
+ dbus_init();
+
+ /* Start the SNI watcher */
+ init_sni_watcher();
+
+ /* Start the SNI host */
+ init_host();
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 15:49:50 +0000