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-rw-r--r--sway/commands/output.c311
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;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 14:36:53 +0000