diff options
Diffstat (limited to 'sway/commands')
| -rw-r--r-- | sway/commands/output.c | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/sway/commands/output.c b/sway/commands/output.c new file mode 100644 index 00000000..d71e4d8d --- /dev/null +++ b/sway/commands/output.c @@ -0,0 +1,311 @@ +#define _XOPEN_SOURCE 500 +#include <ctype.h> +#include <libgen.h> +#include <stdlib.h> +#include <string.h> +#include <strings.h> +#include <unistd.h> +#include <wordexp.h> +#include "sway/commands.h" +#include "sway/config.h" +#include "list.h" +#include "log.h" +#include "stringop.h" + +static char *bg_options[] = { + "stretch", + "center", + "fill", + "fit", + "tile", +}; + +struct cmd_results *cmd_output(int argc, char **argv) { + struct cmd_results *error = NULL; + if ((error = checkarg(argc, "output", EXPECTED_AT_LEAST, 1))) { + return error; + } + const char *name = argv[0]; + + struct output_config *output = new_output_config(); + if (!output) { + sway_log(L_ERROR, "Failed to allocate output config"); + return NULL; + } + output->name = strdup(name); + + int i; + for (i = 1; i < argc; ++i) { + const char *command = argv[i]; + + if (strcasecmp(command, "disable") == 0) { + output->enabled = 0; + } else if (strcasecmp(command, "mode") == 0 || + strcasecmp(command, "resolution") == 0 || + strcasecmp(command, "res") == 0) { + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing mode argument."); + goto fail; + } + + int width = -1, height = -1; + float refresh_rate = -1; + + char *end; + width = strtol(argv[i], &end, 10); + if (*end) { + // Format is 1234x4321 + if (*end != 'x') { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid mode width."); + goto fail; + } + ++end; + height = strtol(end, &end, 10); + if (*end) { + if (*end != '@') { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid mode height."); + goto fail; + } + ++end; + refresh_rate = strtof(end, &end); + if (strcasecmp("Hz", end) != 0) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid mode refresh rate."); + goto fail; + } + } + } else { + // Format is 1234 4321 + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing mode argument (height)."); + goto fail; + } + height = strtol(argv[i], &end, 10); + if (*end) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid mode height."); + goto fail; + } + } + output->width = width; + output->height = height; + output->refresh_rate = refresh_rate; + } else if (strcasecmp(command, "position") == 0 || + strcasecmp(command, "pos") == 0) { + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing position argument."); + goto fail; + } + + int x = -1, y = -1; + + char *end; + x = strtol(argv[i], &end, 10); + if (*end) { + // Format is 1234,4321 + if (*end != ',') { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid position x."); + goto fail; + } + ++end; + y = strtol(end, &end, 10); + if (*end) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid position y."); + goto fail; + } + } else { + // Format is 1234 4321 (legacy) + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing position argument (y)."); + goto fail; + } + y = strtol(argv[i], &end, 10); + if (*end) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid position y."); + goto fail; + } + } + + output->x = x; + output->y = y; + } else if (strcasecmp(command, "scale") == 0) { + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing scale parameter."); + goto fail; + } + char *end; + output->scale = strtol(argv[i], &end, 10); + if (*end) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid scale."); + goto fail; + } + } else if (strcasecmp(command, "transform") == 0) { + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing transform parameter."); + goto fail; + } + char *value = argv[i]; + if (strcmp(value, "normal") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_NORMAL; + } else if (strcmp(value, "90") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_90; + } else if (strcmp(value, "180") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_180; + } else if (strcmp(value, "270") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_270; + } else if (strcmp(value, "flipped") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_FLIPPED; + } else if (strcmp(value, "flipped-90") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_90; + } else if (strcmp(value, "flipped-180") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_180; + } else if (strcmp(value, "flipped-270") == 0) { + output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_270; + } else { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid output transform."); + goto fail; + } + } else if (strcasecmp(command, "background") == 0 || + strcasecmp(command, "bg") == 0) { + wordexp_t p; + if (++i >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing background file or color specification."); + goto fail; + } + if (i + 1 >= argc) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing background scaling mode or `solid_color`."); + goto fail; + } + if (strcasecmp(argv[i + 1], "solid_color") == 0) { + output->background = strdup(argv[argc - 2]); + output->background_option = strdup("solid_color"); + } else { + // argv[i+j]=bg_option + bool valid = false; + char *mode; + size_t j; + for (j = 0; j < (size_t) (argc - i); ++j) { + mode = argv[i + j]; + size_t n = sizeof(bg_options) / sizeof(char *); + for (size_t k = 0; k < n; ++k) { + if (strcasecmp(mode, bg_options[k]) == 0) { + valid = true; + break; + } + } + if (valid) { + break; + } + } + if (!valid) { + error = cmd_results_new(CMD_INVALID, "output", + "Missing background scaling mode."); + goto fail; + } + + char *src = join_args(argv + i, j); + if (wordexp(src, &p, 0) != 0 || p.we_wordv[0] == NULL) { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid syntax (%s).", src); + goto fail; + } + free(src); + src = p.we_wordv[0]; + if (config->reading && *src != '/') { + char *conf = strdup(config->current_config); + if (conf) { + char *conf_path = dirname(conf); + src = malloc(strlen(conf_path) + strlen(src) + 2); + if (src) { + sprintf(src, "%s/%s", conf_path, p.we_wordv[0]); + } else { + sway_log(L_ERROR, + "Unable to allocate background source"); + } + free(conf); + } else { + sway_log(L_ERROR, + "Unable to allocate background source"); + } + } + if (!src || access(src, F_OK) == -1) { + error = cmd_results_new(CMD_INVALID, "output", + "Background file unreadable (%s).", src); + wordfree(&p); + goto fail; + } + + output->background = strdup(src); + output->background_option = strdup(mode); + if (src != p.we_wordv[0]) { + free(src); + } + wordfree(&p); + + i += j; + } + } else { + error = cmd_results_new(CMD_INVALID, "output", + "Invalid output subcommand: %s.", command); + goto fail; + } + } + + i = list_seq_find(config->output_configs, output_name_cmp, name); + if (i >= 0) { + // merge existing config + struct output_config *oc = config->output_configs->items[i]; + merge_output_config(oc, output); + free_output_config(output); + output = oc; + } else { + list_add(config->output_configs, output); + } + + sway_log(L_DEBUG, "Config stored for output %s (enabled: %d) (%dx%d@%fHz " + "position %d,%d scale %d transform %d) (bg %s %s)", + output->name, output->enabled, output->width, output->height, + output->refresh_rate, output->x, output->y, output->scale, + output->transform, output->background, output->background_option); + + if (output->name) { + // Try to find the output container and apply configuration now. If + // this is during startup then there will be no container and config + // will be applied during normal "new output" event from wlroots. + swayc_t *cont = NULL; + for (int i = 0; i < root_container.children->length; ++i) { + cont = root_container.children->items[i]; + if (cont->name && ((strcmp(cont->name, output->name) == 0) || + (strcmp(output->name, "*") == 0))) { + apply_output_config(output, cont); + + if (strcmp(output->name, "*") != 0) { + // Stop looking if the output config isn't applicable to all + // outputs + break; + } + } + } + } + + return cmd_results_new(CMD_SUCCESS, NULL, NULL); + +fail: + free_output_config(output); + return error; +} |