From 6865b8aae9736e73a2153bce89d979737f8162cc Mon Sep 17 00:00:00 2001 From: Ian Fan Date: Wed, 18 Jul 2018 11:37:50 +0100 Subject: [PATCH] ipc: add binding event --- include/sway/config.h | 2 -- include/sway/ipc-server.h | 1 + sway/commands/bind.c | 52 ++++++++++++++++++++++++++- sway/ipc-server.c | 76 +++++++++++++++++++++++++++++++++++++++ 4 files changed, 128 insertions(+), 3 deletions(-) diff --git a/include/sway/config.h b/include/sway/config.h index 0f74b439..909b6827 100644 --- a/include/sway/config.h +++ b/include/sway/config.h @@ -488,8 +488,6 @@ int sway_binding_cmp_keys(const void *a, const void *b); void free_sway_binding(struct sway_binding *sb); -struct sway_binding *sway_binding_dup(struct sway_binding *sb); - void seat_execute_command(struct sway_seat *seat, struct sway_binding *binding); void load_swaybars(); diff --git a/include/sway/ipc-server.h b/include/sway/ipc-server.h index a11735cf..4b6d0e25 100644 --- a/include/sway/ipc-server.h +++ b/include/sway/ipc-server.h @@ -17,5 +17,6 @@ void ipc_event_window(struct sway_container *window, const char *change); void ipc_event_barconfig_update(struct bar_config *bar); void ipc_event_mode(const char *mode, bool pango); void ipc_event_shutdown(const char *reason); +void ipc_event_binding(struct sway_binding *binding); #endif diff --git a/sway/commands/bind.c b/sway/commands/bind.c index 133fd089..8270b958 100644 --- a/sway/commands/bind.c +++ b/sway/commands/bind.c @@ -1,3 +1,4 @@ +#define _XOPEN_SOURCE 500 #ifdef __linux__ #include #elif __FreeBSD__ @@ -5,9 +6,11 @@ #endif #include #include +#include #include #include "sway/commands.h" #include "sway/config.h" +#include "sway/ipc-server.h" #include "list.h" #include "log.h" #include "stringop.h" @@ -27,6 +30,33 @@ void free_sway_binding(struct sway_binding *binding) { free(binding); } +static struct sway_binding *sway_binding_dup(struct sway_binding *sb) { + struct sway_binding *new_sb = calloc(1, sizeof(struct sway_binding)); + if (!new_sb) { + return NULL; + } + + new_sb->type = sb->type; + new_sb->order = sb->order; + new_sb->flags = sb->flags; + new_sb->modifiers = sb->modifiers; + new_sb->command = strdup(sb->command); + + new_sb->keys = create_list(); + int i; + for (i = 0; i < sb->keys->length; ++i) { + xkb_keysym_t *key = malloc(sizeof(xkb_keysym_t)); + if (!key) { + free_sway_binding(new_sb); + return NULL; + } + *key = *(xkb_keysym_t *)sb->keys->items[i]; + list_add(new_sb->keys, key); + } + + return new_sb; +} + /** * Returns true if the bindings have the same key and modifier combinations. * Note that keyboard layout is not considered, so the bindings might actually @@ -275,11 +305,31 @@ struct cmd_results *cmd_bindcode(int argc, char **argv) { void seat_execute_command(struct sway_seat *seat, struct sway_binding *binding) { wlr_log(WLR_DEBUG, "running command for binding: %s", binding->command); + + struct sway_binding *binding_copy = binding; + bool reload = false; + // if this is a reload command we need to make a duplicate of the + // binding since it will be gone after the reload has completed. + if (strcasecmp(binding->command, "reload") == 0) { + reload = true; + binding_copy = sway_binding_dup(binding); + if (!binding_copy) { + wlr_log(WLR_ERROR, "Failed to duplicate binding during reload"); + return; + } + } + config->handler_context.seat = seat; struct cmd_results *results = execute_command(binding->command, NULL); - if (results->status != CMD_SUCCESS) { + if (results->status == CMD_SUCCESS) { + ipc_event_binding(binding_copy); + } else { wlr_log(WLR_DEBUG, "could not run command for binding: %s (%s)", binding->command, results->error); } + + if (reload) { // free the binding if we made a copy + free_sway_binding(binding_copy); + } free_cmd_results(results); } diff --git a/sway/ipc-server.c b/sway/ipc-server.c index 72031e24..8fceafa2 100644 --- a/sway/ipc-server.c +++ b/sway/ipc-server.c @@ -3,12 +3,18 @@ // Any value will hide SOCK_CLOEXEC on FreeBSD (__BSD_VISIBLE=0) #define _XOPEN_SOURCE 700 #endif +#ifdef __linux__ +#include +#elif __FreeBSD__ +#include +#endif #include #include #include #include #include #include +#include #include #include #include @@ -28,6 +34,7 @@ #include "sway/tree/view.h" #include "list.h" #include "log.h" +#include "util.h" static int ipc_socket = -1; static struct wl_event_source *ipc_event_source = NULL; @@ -367,6 +374,75 @@ void ipc_event_shutdown(const char *reason) { json_object_put(json); } +void ipc_event_binding(struct sway_binding *binding) { + if (!ipc_has_event_listeners(IPC_EVENT_BINDING)) { + return; + } + wlr_log(WLR_DEBUG, "Sending binding event"); + + json_object *json_binding = json_object_new_object(); + json_object_object_add(json_binding, "command", json_object_new_string(binding->command)); + + const char *names[10]; + int len = get_modifier_names(names, binding->modifiers); + json_object *modifiers = json_object_new_array(); + for (int i = 0; i < len; ++i) { + json_object_array_add(modifiers, json_object_new_string(names[i])); + } + json_object_object_add(json_binding, "event_state_mask", modifiers); + + json_object *input_codes = json_object_new_array(); + int input_code = 0; + json_object *symbols = json_object_new_array(); + json_object *symbol = NULL; + + if (binding->type == BINDING_KEYCODE) { // bindcode: populate input_codes + uint32_t keycode; + for (int i = 0; i < binding->keys->length; ++i) { + keycode = *(uint32_t *)binding->keys->items[i]; + json_object_array_add(input_codes, json_object_new_int(keycode)); + if (i == 0) { + input_code = keycode; + } + } + } else { // bindsym/mouse: populate symbols + uint32_t keysym; + char buffer[64]; + for (int i = 0; i < binding->keys->length; ++i) { + keysym = *(uint32_t *)binding->keys->items[i]; + if (keysym >= BTN_LEFT && keysym <= BTN_LEFT + 8) { + snprintf(buffer, 64, "button%u", keysym - BTN_LEFT + 1); + } else if (xkb_keysym_get_name(keysym, buffer, 64) < 0) { + continue; + } + + json_object *str = json_object_new_string(buffer); + if (i == 0) { + // str is owned by both symbol and symbols. Make sure + // to bump the ref count. + json_object_array_add(symbols, json_object_get(str)); + symbol = str; + } else { + json_object_array_add(symbols, str); + } + } + } + + json_object_object_add(json_binding, "input_codes", input_codes); + json_object_object_add(json_binding, "input_code", json_object_new_int(input_code)); + json_object_object_add(json_binding, "symbols", symbols); + json_object_object_add(json_binding, "symbol", symbol); + json_object_object_add(json_binding, "input_type", binding->type == BINDING_MOUSE ? + json_object_new_string("mouse") : json_object_new_string("keyboard")); + + json_object *json = json_object_new_object(); + json_object_object_add(json, "change", json_object_new_string("run")); + json_object_object_add(json, "binding", json_binding); + const char *json_string = json_object_to_json_string(json); + ipc_send_event(json_string, IPC_EVENT_BINDING); + json_object_put(json); +} + int ipc_client_handle_writable(int client_fd, uint32_t mask, void *data) { struct ipc_client *client = data;