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-rw-r--r--sway/commands/output.c251
1 files changed, 251 insertions, 0 deletions
diff --git a/sway/commands/output.c b/sway/commands/output.c
new file mode 100644
index 00000000..bbf8efc3
--- /dev/null
+++ b/sway/commands/output.c
@@ -0,0 +1,251 @@
+#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 = calloc(1, sizeof(struct output_config));
+ if (!output) {
+ return cmd_results_new(CMD_FAILURE, "output", "Unable to allocate output config");
+ }
+ output_config_defaults(output);
+ output->name = strdup(name);
+
+ // TODO: atoi doesn't handle invalid numbers
+
+ 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, "resolution") == 0 || strcasecmp(command, "res") == 0) {
+ if (++i >= argc) {
+ error = cmd_results_new(CMD_INVALID, "output", "Missing resolution argument.");
+ goto fail;
+ }
+ char *res = argv[i];
+ char *x = strchr(res, 'x');
+ int width = -1, height = -1;
+ if (x != NULL) {
+ // Format is 1234x4321
+ *x = '\0';
+ width = atoi(res);
+ height = atoi(x + 1);
+ *x = 'x';
+ } else {
+ // Format is 1234 4321
+ width = atoi(res);
+ if (++i >= argc) {
+ error = cmd_results_new(CMD_INVALID, "output", "Missing resolution argument (height).");
+ goto fail;
+ }
+ res = argv[i];
+ height = atoi(res);
+ }
+ output->width = width;
+ output->height = height;
+ } else if (strcasecmp(command, "refresh_rate") == 0) {
+ if (++i >= argc) {
+ error = cmd_results_new(CMD_INVALID, "output", "Missing refresh_rate argument.");
+ goto fail;
+ }
+ output->refresh_rate = atof(argv[i]);
+ } 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;
+ }
+ char *res = argv[i];
+ char *c = strchr(res, ',');
+ int x = -1, y = -1;
+ if (c != NULL) {
+ // Format is 1234,4321
+ *c = '\0';
+ x = atoi(res);
+ y = atoi(c + 1);
+ *c = ',';
+ } else {
+ // Format is 1234 4321
+ x = atoi(res);
+ if (++i >= argc) {
+ error = cmd_results_new(CMD_INVALID, "output", "Missing position argument (y).");
+ goto fail;
+ }
+ res = argv[i];
+ y = atoi(res);
+ }
+ 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;
+ }
+ output->scale = atoi(argv[i]);
+ } 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];
+ for (size_t k = 0; k < sizeof(bg_options) / sizeof(char *); ++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;
+ }
+ }
+ }
+
+ 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) (%d x %d @ "
+ "%d, %d scale %d transform %d refresh_rate %f) (bg %s %s)",
+ output->name, output->enabled, output->width,
+ output->height, output->x, output->y, output->scale,
+ output->transform, output->refresh_rate,
+ 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 wlc.
+ 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;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 10:22:08 +0000