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swmctl.c
raw
| 1 | /* |
| 2 | * swmctl.c |
| 3 | * Control and inspect swm's state. |
| 4 | */ |
| 5 | #include <errno.h> |
| 6 | #include <inttypes.h> |
| 7 | #include <stdbool.h> |
| 8 | #include <stdint.h> |
| 9 | #include <stdio.h> |
| 10 | #include <stdlib.h> |
| 11 | #include <string.h> |
| 12 | #include <wayland-client.h> |
| 13 | |
| 14 | #include "ext-foreign-toplevel-list-v1-client-protocol.h" |
| 15 | #include "swm-toplevel-v1-client-protocol.h" |
| 16 | #include "swm-workspace-v1-client-protocol.h" |
| 17 | |
| 18 | #define MAX_WORKSPACES 32 |
| 19 | #define MAX_WORKSPACE_TITLE 256 |
| 20 | |
| 21 | typedef struct { |
| 22 | bool seen; |
| 23 | uint32_t flags; |
| 24 | char title[MAX_WORKSPACE_TITLE]; |
| 25 | uint32_t color; |
| 26 | } workspace_t; |
| 27 | |
| 28 | /* Wayland globals required by one command family. */ |
| 29 | enum command_kind { |
| 30 | COMMAND_WORKSPACE, |
| 31 | COMMAND_WINDOW_LIST, |
| 32 | COMMAND_WINDOW_ACTIVATE, |
| 33 | }; |
| 34 | |
| 35 | /* Cached state for one ext-foreign-toplevel handle. */ |
| 36 | typedef struct { |
| 37 | struct wl_list link; |
| 38 | struct ext_foreign_toplevel_handle_v1 *handle; |
| 39 | char *title; |
| 40 | char *app_id; |
| 41 | char identifier[33]; |
| 42 | bool closed; |
| 43 | } window_t; |
| 44 | |
| 45 | static struct wl_display *display; |
| 46 | static struct swm_workspace_manager_v1 *manager; |
| 47 | static struct ext_foreign_toplevel_list_v1 *toplevel_list; |
| 48 | static struct swm_toplevel_manager_v1 *toplevel_control; |
| 49 | static struct wl_list windows; |
| 50 | static workspace_t workspaces[MAX_WORKSPACES]; |
| 51 | static bool subscribing; |
| 52 | static bool waybar; |
| 53 | static bool toplevel_list_finished; |
| 54 | static enum command_kind requested_kind; |
| 55 | |
| 56 | [[noreturn]] static void usage(void) { |
| 57 | fprintf( |
| 58 | stderr, |
| 59 | "usage:\n" |
| 60 | " swmctl workspace list\n" |
| 61 | " swmctl workspace get N (title | color | selected)\n" |
| 62 | " swmctl workspace set N (title TITLE | color COLOR)\n" |
| 63 | " swmctl workspace clear N (title | color)\n" |
| 64 | " swmctl workspace subscribe [--format=waybar]\n" |
| 65 | " swmctl window list\n" |
| 66 | " swmctl window activate IDENTIFIER\n" |
| 67 | ); |
| 68 | exit(EXIT_FAILURE); |
| 69 | } |
| 70 | |
| 71 | /* Print a color in its shortest lossless notation. */ |
| 72 | static void print_color(uint32_t color) { |
| 73 | if ((color & 0xff) == 0xff) |
| 74 | printf("#%06" PRIx32, color >> 8); |
| 75 | else |
| 76 | printf("#%08" PRIx32, color); |
| 77 | } |
| 78 | |
| 79 | /* Write a string with JSON quoting. */ |
| 80 | static void json_string(const char *value) { |
| 81 | const unsigned char *p; |
| 82 | |
| 83 | putchar('"'); |
| 84 | for (p = (const unsigned char *)value; *p; p++) { |
| 85 | if (*p == '"' || *p == '\\') |
| 86 | printf("\\%c", *p); |
| 87 | else if (*p == '\n') |
| 88 | fputs("\\n", stdout); |
| 89 | else if (*p == '\r') |
| 90 | fputs("\\r", stdout); |
| 91 | else if (*p == '\t') |
| 92 | fputs("\\t", stdout); |
| 93 | else if (*p < 0x20) |
| 94 | printf("\\u%04x", *p); |
| 95 | else |
| 96 | putchar(*p); |
| 97 | } |
| 98 | putchar('"'); |
| 99 | } |
| 100 | |
| 101 | /* Print one workspace as a JSON object. */ |
| 102 | static void print_json_workspace(uint32_t number, workspace_t *ws) { |
| 103 | printf("{\"workspace\":%" PRIu32 ",\"title\":", number); |
| 104 | if (ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_TITLE) |
| 105 | json_string(ws->title); |
| 106 | else |
| 107 | fputs("null", stdout); |
| 108 | fputs(",\"color\":", stdout); |
| 109 | if (ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_COLOR) { |
| 110 | putchar('"'); |
| 111 | print_color(ws->color); |
| 112 | putchar('"'); |
| 113 | } else { |
| 114 | fputs("null", stdout); |
| 115 | } |
| 116 | printf( |
| 117 | ",\"selected\":%s}", |
| 118 | ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_SELECTED ? "true" : "false" |
| 119 | ); |
| 120 | } |
| 121 | |
| 122 | /* Write a JSON string safe for use as Pango markup in Waybar. */ |
| 123 | static void json_markup_string(const char *value, bool has_color, uint32_t color) { |
| 124 | const unsigned char *p; |
| 125 | |
| 126 | putchar('"'); |
| 127 | if (has_color) { |
| 128 | printf("<span foreground=\\\"#%06" PRIx32 "\\\"", color >> 8); |
| 129 | if ((color & 0xff) != 0xff) |
| 130 | printf(" foreground_alpha=\\\"%" PRIu32 "\\\"", (color & 0xff) * 257); |
| 131 | putchar('>'); |
| 132 | } |
| 133 | for (p = (const unsigned char *)value; *p; p++) { |
| 134 | if (*p == '&') |
| 135 | fputs("&", stdout); |
| 136 | else if (*p == '<') |
| 137 | fputs("<", stdout); |
| 138 | else if (*p == '>') |
| 139 | fputs(">", stdout); |
| 140 | else if (*p == '"') |
| 141 | fputs(""", stdout); |
| 142 | else if (*p == '\'') |
| 143 | fputs("'", stdout); |
| 144 | else if (*p == '\\') |
| 145 | fputs("\\\\", stdout); |
| 146 | else if (*p == '\n') |
| 147 | fputs("\\n", stdout); |
| 148 | else if (*p == '\r') |
| 149 | fputs("\\r", stdout); |
| 150 | else if (*p == '\t') |
| 151 | fputs("\\t", stdout); |
| 152 | else if (*p < 0x20) |
| 153 | printf("\\u%04x", *p); |
| 154 | else |
| 155 | putchar(*p); |
| 156 | } |
| 157 | if (has_color) |
| 158 | fputs("</span>", stdout); |
| 159 | |
| 160 | putchar('"'); |
| 161 | } |
| 162 | |
| 163 | /* Print the selected workspace label as a Waybar custom-module update. */ |
| 164 | static void print_waybar(void) { |
| 165 | workspace_t *selected = nullptr; |
| 166 | uint32_t number = 0; |
| 167 | bool has_title; |
| 168 | |
| 169 | for (uint32_t i = 0; i < MAX_WORKSPACES; i++) { |
| 170 | if (workspaces[i].seen && |
| 171 | workspaces[i].flags & SWM_WORKSPACE_MANAGER_V1_METADATA_SELECTED) { |
| 172 | selected = &workspaces[i]; |
| 173 | number = i + 1; |
| 174 | break; |
| 175 | } |
| 176 | } |
| 177 | has_title = selected && selected->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_TITLE; |
| 178 | fputs("{\"text\":", stdout); |
| 179 | json_markup_string( |
| 180 | has_title ? selected->title : "", |
| 181 | has_title && selected->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_COLOR, |
| 182 | selected ? selected->color : 0 |
| 183 | ); |
| 184 | printf(",\"tooltip\":\"Workspace %" PRIu32 "\"}\n", number); |
| 185 | fflush(stdout); |
| 186 | } |
| 187 | |
| 188 | /* Print the complete cached workspace metadata as one JSON value. */ |
| 189 | static void print_json_workspaces(void) { |
| 190 | bool first = true; |
| 191 | |
| 192 | putchar('['); |
| 193 | for (uint32_t i = 0; i < MAX_WORKSPACES; i++) { |
| 194 | if (!workspaces[i].seen) |
| 195 | continue; |
| 196 | if (!first) |
| 197 | putchar(','); |
| 198 | print_json_workspace(i + 1, &workspaces[i]); |
| 199 | first = false; |
| 200 | } |
| 201 | puts("]"); |
| 202 | fflush(stdout); |
| 203 | } |
| 204 | |
| 205 | /* Cache one workspace metadata event. */ |
| 206 | static void metadata( |
| 207 | void *data, |
| 208 | struct swm_workspace_manager_v1 *object, |
| 209 | uint32_t number, |
| 210 | uint32_t flags, |
| 211 | const char *title, |
| 212 | uint32_t color |
| 213 | ) { |
| 214 | workspace_t *ws; |
| 215 | |
| 216 | if (!number || number > MAX_WORKSPACES) |
| 217 | return; |
| 218 | ws = &workspaces[number - 1]; |
| 219 | ws->seen = true; |
| 220 | ws->flags = flags; |
| 221 | ws->color = color; |
| 222 | |
| 223 | snprintf(ws->title, sizeof(ws->title), "%s", title); |
| 224 | } |
| 225 | |
| 226 | /* Finish a snapshot, printing it when following changes. */ |
| 227 | static void done(void *data, struct swm_workspace_manager_v1 *object) { |
| 228 | if (!subscribing) |
| 229 | return; |
| 230 | if (waybar) |
| 231 | print_waybar(); |
| 232 | else |
| 233 | print_json_workspaces(); |
| 234 | } |
| 235 | |
| 236 | static const struct swm_workspace_manager_v1_listener manager_listener = { |
| 237 | .metadata = metadata, |
| 238 | .done = done, |
| 239 | }; |
| 240 | |
| 241 | /* Replace one cached toplevel string. */ |
| 242 | static void replace_string(char **target, const char *value) { |
| 243 | char *copy = strdup(value); |
| 244 | |
| 245 | if (!copy) { |
| 246 | fprintf(stderr, "swmctl: out of memory\n"); |
| 247 | exit(EXIT_FAILURE); |
| 248 | } |
| 249 | free(*target); |
| 250 | *target = copy; |
| 251 | } |
| 252 | |
| 253 | /* Release a closed toplevel handle. */ |
| 254 | static void window_closed(void *data, struct ext_foreign_toplevel_handle_v1 *handle) { |
| 255 | window_t *window = data; |
| 256 | |
| 257 | ext_foreign_toplevel_handle_v1_destroy(handle); |
| 258 | window->handle = nullptr; |
| 259 | window->closed = true; |
| 260 | } |
| 261 | |
| 262 | /* Accept a complete toplevel state update. */ |
| 263 | static void window_done(void *data, struct ext_foreign_toplevel_handle_v1 *handle) {} |
| 264 | |
| 265 | /* Cache a toplevel title. */ |
| 266 | static void window_title( |
| 267 | void *data, struct ext_foreign_toplevel_handle_v1 *handle, const char *title |
| 268 | ) { |
| 269 | window_t *window = data; |
| 270 | |
| 271 | replace_string(&window->title, title); |
| 272 | } |
| 273 | |
| 274 | /* Cache a toplevel application ID. */ |
| 275 | static void window_app_id( |
| 276 | void *data, struct ext_foreign_toplevel_handle_v1 *handle, const char *app_id |
| 277 | ) { |
| 278 | window_t *window = data; |
| 279 | |
| 280 | replace_string(&window->app_id, app_id); |
| 281 | } |
| 282 | |
| 283 | /* Cache a toplevel's stable identifier. */ |
| 284 | static void window_identifier( |
| 285 | void *data, struct ext_foreign_toplevel_handle_v1 *handle, const char *identifier |
| 286 | ) { |
| 287 | window_t *window = data; |
| 288 | |
| 289 | if (strlen(identifier) >= sizeof(window->identifier)) { |
| 290 | fprintf(stderr, "swmctl: compositor sent an invalid toplevel identifier\n"); |
| 291 | exit(EXIT_FAILURE); |
| 292 | } |
| 293 | strcpy(window->identifier, identifier); |
| 294 | } |
| 295 | |
| 296 | static const struct ext_foreign_toplevel_handle_v1_listener window_listener = { |
| 297 | .closed = window_closed, |
| 298 | .done = window_done, |
| 299 | .title = window_title, |
| 300 | .app_id = window_app_id, |
| 301 | .identifier = window_identifier, |
| 302 | }; |
| 303 | |
| 304 | /* Cache a toplevel announced by ext-foreign-toplevel-list. */ |
| 305 | static void window_announced( |
| 306 | void *data, |
| 307 | struct ext_foreign_toplevel_list_v1 *list, |
| 308 | struct ext_foreign_toplevel_handle_v1 *handle |
| 309 | ) { |
| 310 | window_t *window = calloc(1, sizeof(*window)); |
| 311 | |
| 312 | if (!window) { |
| 313 | fprintf(stderr, "swmctl: out of memory\n"); |
| 314 | exit(EXIT_FAILURE); |
| 315 | } |
| 316 | window->handle = handle; |
| 317 | wl_list_insert(windows.prev, &window->link); |
| 318 | ext_foreign_toplevel_handle_v1_add_listener(handle, &window_listener, window); |
| 319 | } |
| 320 | |
| 321 | /* Record that the compositor accepted the list's stop request. */ |
| 322 | static void window_list_finished(void *data, struct ext_foreign_toplevel_list_v1 *list) { |
| 323 | toplevel_list_finished = true; |
| 324 | } |
| 325 | |
| 326 | static const struct ext_foreign_toplevel_list_v1_listener window_list_listener = { |
| 327 | .toplevel = window_announced, |
| 328 | .finished = window_list_finished, |
| 329 | }; |
| 330 | |
| 331 | /* Bind swm's workspace and toplevel control globals. */ |
| 332 | static void global( |
| 333 | void *data, struct wl_registry *registry, uint32_t name, const char *interface, uint32_t version |
| 334 | ) { |
| 335 | if (requested_kind == COMMAND_WORKSPACE && |
| 336 | !strcmp(interface, swm_workspace_manager_v1_interface.name)) { |
| 337 | manager = wl_registry_bind(registry, name, &swm_workspace_manager_v1_interface, 1); |
| 338 | swm_workspace_manager_v1_add_listener(manager, &manager_listener, nullptr); |
| 339 | } else if ( |
| 340 | requested_kind == COMMAND_WINDOW_LIST && |
| 341 | !strcmp(interface, ext_foreign_toplevel_list_v1_interface.name) |
| 342 | ) { |
| 343 | toplevel_list = |
| 344 | wl_registry_bind(registry, name, &ext_foreign_toplevel_list_v1_interface, 1); |
| 345 | ext_foreign_toplevel_list_v1_add_listener(toplevel_list, &window_list_listener, nullptr); |
| 346 | } else if ( |
| 347 | requested_kind == COMMAND_WINDOW_ACTIVATE && |
| 348 | !strcmp(interface, swm_toplevel_manager_v1_interface.name) |
| 349 | ) { |
| 350 | toplevel_control = wl_registry_bind(registry, name, &swm_toplevel_manager_v1_interface, 1); |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | static void global_remove(void *data, struct wl_registry *registry, uint32_t name) {} |
| 355 | |
| 356 | static const struct wl_registry_listener registry_listener = { |
| 357 | .global = global, |
| 358 | .global_remove = global_remove, |
| 359 | }; |
| 360 | |
| 361 | /* Parse a one-based workspace number. */ |
| 362 | static uint32_t parse_workspace(const char *value) { |
| 363 | char *end; |
| 364 | unsigned long number; |
| 365 | |
| 366 | errno = 0; |
| 367 | number = strtoul(value, &end, 10); |
| 368 | |
| 369 | if (errno || *end || !number || number > MAX_WORKSPACES) |
| 370 | usage(); |
| 371 | |
| 372 | return (uint32_t)number; |
| 373 | } |
| 374 | |
| 375 | /* Parse a color in #RRGGBB or #RRGGBBAA notation. */ |
| 376 | static uint32_t parse_color(const char *value) { |
| 377 | char *end; |
| 378 | unsigned long color; |
| 379 | size_t length = strlen(value); |
| 380 | |
| 381 | if ((length != 7 && length != 9) || value[0] != '#') |
| 382 | usage(); |
| 383 | errno = 0; |
| 384 | color = strtoul(value + 1, &end, 16); |
| 385 | if (errno || *end || color > 0xffffffff) |
| 386 | usage(); |
| 387 | |
| 388 | return length == 7 ? (uint32_t)(color << 8) | 0xff : (uint32_t)color; |
| 389 | } |
| 390 | |
| 391 | /* Print one field from a cached workspace. */ |
| 392 | static void print_workspace_field(uint32_t number, const char *field) { |
| 393 | workspace_t *ws = &workspaces[number - 1]; |
| 394 | |
| 395 | if (!strcmp(field, "title")) { |
| 396 | puts(ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_TITLE ? ws->title : ""); |
| 397 | } else if (!strcmp(field, "color")) { |
| 398 | if (ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_COLOR) |
| 399 | print_color(ws->color); |
| 400 | putchar('\n'); |
| 401 | } else { |
| 402 | puts(ws->flags & SWM_WORKSPACE_MANAGER_V1_METADATA_SELECTED ? "true" : "false"); |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | /* Print every cached workspace number. */ |
| 407 | static void print_workspaces(void) { |
| 408 | for (uint32_t i = 0; i < MAX_WORKSPACES; i++) { |
| 409 | if (workspaces[i].seen) |
| 410 | printf("%" PRIu32 "\n", i + 1); |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | /* Write a field with line and column separators escaped. */ |
| 415 | static void print_window_field(const char *value) { |
| 416 | const unsigned char *p; |
| 417 | |
| 418 | for (p = (const unsigned char *)(value ? value : ""); *p; p++) { |
| 419 | if (*p == '\\') |
| 420 | fputs("\\\\", stdout); |
| 421 | else if (*p == '\t') |
| 422 | fputs("\\t", stdout); |
| 423 | else if (*p == '\n') |
| 424 | fputs("\\n", stdout); |
| 425 | else if (*p == '\r') |
| 426 | fputs("\\r", stdout); |
| 427 | else |
| 428 | putchar(*p); |
| 429 | } |
| 430 | } |
| 431 | |
| 432 | /* Print mapped toplevels as title, application ID, and identifier fields. */ |
| 433 | static void print_windows(void) { |
| 434 | window_t *window; |
| 435 | |
| 436 | wl_list_for_each(window, &windows, link) { |
| 437 | if (window->closed || !window->identifier[0]) |
| 438 | continue; |
| 439 | print_window_field(window->title); |
| 440 | putchar('\t'); |
| 441 | print_window_field(window->app_id); |
| 442 | putchar('\t'); |
| 443 | puts(window->identifier); |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | /* Release cached foreign-toplevel state. */ |
| 448 | static void destroy_windows(void) { |
| 449 | window_t *window, *tmp; |
| 450 | |
| 451 | wl_list_for_each_safe(window, tmp, &windows, link) { |
| 452 | if (window->handle) |
| 453 | ext_foreign_toplevel_handle_v1_destroy(window->handle); |
| 454 | wl_list_remove(&window->link); |
| 455 | free(window->title); |
| 456 | free(window->app_id); |
| 457 | free(window); |
| 458 | } |
| 459 | } |
| 460 | |
| 461 | /* Stop the list, then release its child handles before the list object. */ |
| 462 | static bool destroy_window_list(void) { |
| 463 | if (!toplevel_list_finished) { |
| 464 | ext_foreign_toplevel_list_v1_stop(toplevel_list); |
| 465 | if (wl_display_roundtrip(display) < 0 || !toplevel_list_finished) |
| 466 | return false; |
| 467 | } |
| 468 | destroy_windows(); |
| 469 | ext_foreign_toplevel_list_v1_destroy(toplevel_list); |
| 470 | toplevel_list = nullptr; |
| 471 | return wl_display_flush(display) >= 0; |
| 472 | } |
| 473 | |
| 474 | /* Connect to swm and collect the requested initial state. */ |
| 475 | static void connect_manager(enum command_kind kind) { |
| 476 | struct wl_registry *registry; |
| 477 | |
| 478 | if (!(display = wl_display_connect(nullptr))) { |
| 479 | fprintf(stderr, "swmctl: cannot connect to Wayland display\n"); |
| 480 | exit(EXIT_FAILURE); |
| 481 | } |
| 482 | wl_list_init(&windows); |
| 483 | requested_kind = kind; |
| 484 | registry = wl_display_get_registry(display); |
| 485 | wl_registry_add_listener(registry, ®istry_listener, nullptr); |
| 486 | |
| 487 | if (wl_display_roundtrip(display) < 0 || (kind == COMMAND_WORKSPACE && !manager) || |
| 488 | (kind == COMMAND_WINDOW_LIST && !toplevel_list) || |
| 489 | (kind == COMMAND_WINDOW_ACTIVATE && !toplevel_control)) { |
| 490 | fprintf( |
| 491 | stderr, |
| 492 | kind == COMMAND_WORKSPACE ? "swmctl: compositor does not support swm-workspace-v1\n" |
| 493 | : kind == COMMAND_WINDOW_LIST |
| 494 | ? "swmctl: compositor does not support ext-foreign-toplevel-list-v1\n" |
| 495 | : "swmctl: compositor does not support swm-toplevel-v1\n" |
| 496 | ); |
| 497 | exit(EXIT_FAILURE); |
| 498 | } |
| 499 | if (kind != COMMAND_WINDOW_ACTIVATE && wl_display_roundtrip(display) < 0) { |
| 500 | fprintf( |
| 501 | stderr, |
| 502 | kind == COMMAND_WORKSPACE ? "swmctl: failed to read workspace metadata\n" |
| 503 | : "swmctl: failed to read toplevels\n" |
| 504 | ); |
| 505 | exit(EXIT_FAILURE); |
| 506 | } |
| 507 | wl_registry_destroy(registry); |
| 508 | } |
| 509 | |
| 510 | int main(int argc, char **argv) { |
| 511 | const char *identifier = nullptr; |
| 512 | bool window_command; |
| 513 | const char *command; |
| 514 | const char *field = nullptr; |
| 515 | const char *value = nullptr; |
| 516 | uint32_t workspace = 0; |
| 517 | |
| 518 | if (argc < 3) |
| 519 | usage(); |
| 520 | window_command = !strcmp(argv[1], "window"); |
| 521 | command = argv[2]; |
| 522 | if (window_command) { |
| 523 | if (!strcmp(command, "list")) { |
| 524 | if (argc != 3) |
| 525 | usage(); |
| 526 | } else if (!strcmp(command, "activate")) { |
| 527 | if (argc != 4) |
| 528 | usage(); |
| 529 | identifier = argv[3]; |
| 530 | } else { |
| 531 | usage(); |
| 532 | } |
| 533 | } else if (strcmp(argv[1], "workspace")) { |
| 534 | usage(); |
| 535 | } |
| 536 | subscribing = !window_command && !strcmp(command, "subscribe"); |
| 537 | |
| 538 | if (window_command) { |
| 539 | ; |
| 540 | } else if (!strcmp(command, "list")) { |
| 541 | if (argc != 3) |
| 542 | usage(); |
| 543 | } else if (!strcmp(command, "get")) { |
| 544 | if (argc != 5) |
| 545 | usage(); |
| 546 | workspace = parse_workspace(argv[3]); |
| 547 | field = argv[4]; |
| 548 | if (strcmp(field, "title") && strcmp(field, "color") && strcmp(field, "selected")) |
| 549 | usage(); |
| 550 | } else if (!strcmp(command, "set")) { |
| 551 | if (argc != 6) |
| 552 | usage(); |
| 553 | workspace = parse_workspace(argv[3]); |
| 554 | field = argv[4]; |
| 555 | value = argv[5]; |
| 556 | if (!strcmp(field, "title")) { |
| 557 | if (strlen(value) >= MAX_WORKSPACE_TITLE) |
| 558 | usage(); |
| 559 | } else if (!strcmp(field, "color")) { |
| 560 | parse_color(value); |
| 561 | } else { |
| 562 | usage(); |
| 563 | } |
| 564 | } else if (!strcmp(command, "clear")) { |
| 565 | if (argc != 5) |
| 566 | usage(); |
| 567 | workspace = parse_workspace(argv[3]); |
| 568 | field = argv[4]; |
| 569 | if (strcmp(field, "title") && strcmp(field, "color")) |
| 570 | usage(); |
| 571 | } else if (subscribing) { |
| 572 | if (argc == 4 && !strcmp(argv[3], "--format=waybar")) |
| 573 | waybar = true; |
| 574 | else if (argc != 3) |
| 575 | usage(); |
| 576 | } else { |
| 577 | usage(); |
| 578 | } |
| 579 | connect_manager( |
| 580 | !window_command ? COMMAND_WORKSPACE |
| 581 | : !strcmp(command, "list") ? COMMAND_WINDOW_LIST |
| 582 | : COMMAND_WINDOW_ACTIVATE |
| 583 | ); |
| 584 | |
| 585 | if (window_command) { |
| 586 | if (!strcmp(command, "list")) |
| 587 | print_windows(); |
| 588 | else |
| 589 | swm_toplevel_manager_v1_activate(toplevel_control, identifier); |
| 590 | } else if (subscribing) { |
| 591 | while (wl_display_dispatch(display) >= 0) |
| 592 | ; |
| 593 | return EXIT_FAILURE; |
| 594 | } |
| 595 | if (!window_command && !strcmp(command, "list")) { |
| 596 | print_workspaces(); |
| 597 | } else if (!window_command) { |
| 598 | if (!workspaces[workspace - 1].seen) { |
| 599 | fprintf(stderr, "swmctl: workspace %" PRIu32 " does not exist\n", workspace); |
| 600 | return EXIT_FAILURE; |
| 601 | } |
| 602 | if (!strcmp(command, "get")) { |
| 603 | print_workspace_field(workspace, field); |
| 604 | } else if (!strcmp(command, "set")) { |
| 605 | if (!strcmp(field, "title")) |
| 606 | swm_workspace_manager_v1_set_title(manager, workspace, value); |
| 607 | else |
| 608 | swm_workspace_manager_v1_set_color(manager, workspace, parse_color(value)); |
| 609 | } else { |
| 610 | if (!strcmp(field, "title")) |
| 611 | swm_workspace_manager_v1_set_title(manager, workspace, ""); |
| 612 | else |
| 613 | swm_workspace_manager_v1_set_color(manager, workspace, 0); |
| 614 | } |
| 615 | } |
| 616 | if (wl_display_flush(display) < 0 || wl_display_roundtrip(display) < 0) { |
| 617 | fprintf(stderr, "swmctl: command failed\n"); |
| 618 | return EXIT_FAILURE; |
| 619 | } |
| 620 | if (requested_kind == COMMAND_WINDOW_LIST && !destroy_window_list()) { |
| 621 | fprintf(stderr, "swmctl: failed to release toplevel list\n"); |
| 622 | return EXIT_FAILURE; |
| 623 | } |
| 624 | if (toplevel_control) |
| 625 | swm_toplevel_manager_v1_destroy(toplevel_control); |
| 626 | if (manager) |
| 627 | swm_workspace_manager_v1_destroy(manager); |
| 628 | wl_display_disconnect(display); |
| 629 | |
| 630 | return EXIT_SUCCESS; |
| 631 | } |