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authorLibravatar emersion <contact@emersion.fr>2017-12-06 12:36:06 +0100
committerLibravatar emersion <contact@emersion.fr>2017-12-06 12:36:06 +0100
commitaaae59026ff3751190b93277ac6d7566e373c892 (patch)
tree2dc365f9ceeb6a08a98e08d2f79fcc940624b199 /sway/commands/output.c
parentMerge pull request #1498 from emersion/config (diff)
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Add output config
Diffstat (limited to 'sway/commands/output.c')
-rw-r--r--sway/commands/output.c253
1 files changed, 253 insertions, 0 deletions
diff --git a/sway/commands/output.c b/sway/commands/output.c
new file mode 100644
index 00000000..c964bef7
--- /dev/null
+++ b/sway/commands/output.c
@@ -0,0 +1,253 @@
1#define _XOPEN_SOURCE 500
2#include <ctype.h>
3#include <libgen.h>
4#include <stdlib.h>
5#include <string.h>
6#include <strings.h>
7#include <unistd.h>
8#include <wordexp.h>
9#include "sway/commands.h"
10#include "sway/config.h"
11#include "list.h"
12#include "log.h"
13#include "stringop.h"
14
15static char *bg_options[] = {
16 "stretch",
17 "center",
18 "fill",
19 "fit",
20 "tile",
21};
22
23struct cmd_results *cmd_output(int argc, char **argv) {
24 struct cmd_results *error = NULL;
25 if ((error = checkarg(argc, "output", EXPECTED_AT_LEAST, 1))) {
26 return error;
27 }
28 const char *name = argv[0];
29
30 struct output_config *output = calloc(1, sizeof(struct output_config));
31 if (!output) {
32 return cmd_results_new(CMD_FAILURE, "output", "Unable to allocate output config");
33 }
34 output->x = output->y = output->width = output->height = -1;
35 output->name = strdup(name);
36 output->enabled = -1;
37 output->scale = 1;
38
39 // TODO: atoi doesn't handle invalid numbers
40
41 int i;
42 for (i = 1; i < argc; ++i) {
43 const char *command = argv[i];
44
45 if (strcasecmp(command, "disable") == 0) {
46 output->enabled = 0;
47 } else if (strcasecmp(command, "resolution") == 0 || strcasecmp(command, "res") == 0) {
48 if (++i >= argc) {
49 error = cmd_results_new(CMD_INVALID, "output", "Missing resolution argument.");
50 goto fail;
51 }
52 char *res = argv[i];
53 char *x = strchr(res, 'x');
54 int width = -1, height = -1;
55 if (x != NULL) {
56 // Format is 1234x4321
57 *x = '\0';
58 width = atoi(res);
59 height = atoi(x + 1);
60 *x = 'x';
61 } else {
62 // Format is 1234 4321
63 width = atoi(res);
64 if (++i >= argc) {
65 error = cmd_results_new(CMD_INVALID, "output", "Missing resolution argument (height).");
66 goto fail;
67 }
68 res = argv[i];
69 height = atoi(res);
70 }
71 output->width = width;
72 output->height = height;
73 } else if (strcasecmp(command, "refresh_rate") == 0) {
74 if (++i >= argc) {
75 error = cmd_results_new(CMD_INVALID, "output", "Missing refresh_rate argument.");
76 goto fail;
77 }
78 output->refresh_rate = atof(argv[i]);
79 } else if (strcasecmp(command, "position") == 0 || strcasecmp(command, "pos") == 0) {
80 if (++i >= argc) {
81 error = cmd_results_new(CMD_INVALID, "output", "Missing position argument.");
82 goto fail;
83 }
84 char *res = argv[i];
85 char *c = strchr(res, ',');
86 int x = -1, y = -1;
87 if (c != NULL) {
88 // Format is 1234,4321
89 *c = '\0';
90 x = atoi(res);
91 y = atoi(c + 1);
92 *c = ',';
93 } else {
94 // Format is 1234 4321
95 x = atoi(res);
96 if (++i >= argc) {
97 error = cmd_results_new(CMD_INVALID, "output", "Missing position argument (y).");
98 goto fail;
99 }
100 res = argv[i];
101 y = atoi(res);
102 }
103 output->x = x;
104 output->y = y;
105 } else if (strcasecmp(command, "scale") == 0) {
106 if (++i >= argc) {
107 error = cmd_results_new(CMD_INVALID, "output", "Missing scale parameter.");
108 goto fail;
109 }
110 output->scale = atoi(argv[i]);
111 } else if (strcasecmp(command, "transform") == 0) {
112 if (++i >= argc) {
113 error = cmd_results_new(CMD_INVALID, "output", "Missing transform parameter.");
114 goto fail;
115 }
116 char *value = argv[i];
117 if (strcmp(value, "normal") == 0) {
118 output->transform = WL_OUTPUT_TRANSFORM_NORMAL;
119 } else if (strcmp(value, "90") == 0) {
120 output->transform = WL_OUTPUT_TRANSFORM_90;
121 } else if (strcmp(value, "180") == 0) {
122 output->transform = WL_OUTPUT_TRANSFORM_180;
123 } else if (strcmp(value, "270") == 0) {
124 output->transform = WL_OUTPUT_TRANSFORM_270;
125 } else if (strcmp(value, "flipped") == 0) {
126 output->transform = WL_OUTPUT_TRANSFORM_FLIPPED;
127 } else if (strcmp(value, "flipped-90") == 0) {
128 output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_90;
129 } else if (strcmp(value, "flipped-180") == 0) {
130 output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_180;
131 } else if (strcmp(value, "flipped-270") == 0) {
132 output->transform = WL_OUTPUT_TRANSFORM_FLIPPED_270;
133 } else {
134 error = cmd_results_new(CMD_INVALID, "output", "Invalid output transform.");
135 goto fail;
136 }
137 } else if (strcasecmp(command, "background") == 0 || strcasecmp(command, "bg") == 0) {
138 wordexp_t p;
139 if (++i >= argc) {
140 error = cmd_results_new(CMD_INVALID, "output", "Missing background file or color specification.");
141 goto fail;
142 }
143 if (i + 1 >= argc) {
144 error = cmd_results_new(CMD_INVALID, "output", "Missing background scaling mode or `solid_color`.");
145 goto fail;
146 }
147 if (strcasecmp(argv[i + 1], "solid_color") == 0) {
148 output->background = strdup(argv[argc - 2]);
149 output->background_option = strdup("solid_color");
150 } else {
151 // argv[i+j]=bg_option
152 bool valid = false;
153 char *mode;
154 size_t j;
155 for (j = 0; j < (size_t) (argc - i); ++j) {
156 mode = argv[i + j];
157 for (size_t k = 0; k < sizeof(bg_options) / sizeof(char *); ++k) {
158 if (strcasecmp(mode, bg_options[k]) == 0) {
159 valid = true;
160 break;
161 }
162 }
163 if (valid) {
164 break;
165 }
166 }
167 if (!valid) {
168 error = cmd_results_new(CMD_INVALID, "output", "Missing background scaling mode.");
169 goto fail;
170 }
171
172 char *src = join_args(argv + i, j);
173 if (wordexp(src, &p, 0) != 0 || p.we_wordv[0] == NULL) {
174 error = cmd_results_new(CMD_INVALID, "output", "Invalid syntax (%s)", src);
175 goto fail;
176 }
177 free(src);
178 src = p.we_wordv[0];
179 if (config->reading && *src != '/') {
180 char *conf = strdup(config->current_config);
181 if (conf) {
182 char *conf_path = dirname(conf);
183 src = malloc(strlen(conf_path) + strlen(src) + 2);
184 if (src) {
185 sprintf(src, "%s/%s", conf_path, p.we_wordv[0]);
186 } else {
187 sway_log(L_ERROR, "Unable to allocate background source");
188 }
189 free(conf);
190 } else {
191 sway_log(L_ERROR, "Unable to allocate background source");
192 }
193 }
194 if (!src || access(src, F_OK) == -1) {
195 error = cmd_results_new(CMD_INVALID, "output", "Background file unreadable (%s)", src);
196 wordfree(&p);
197 goto fail;
198 }
199
200 output->background = strdup(src);
201 output->background_option = strdup(mode);
202 if (src != p.we_wordv[0]) {
203 free(src);
204 }
205 wordfree(&p);
206
207 i += j;
208 }
209 }
210 }
211
212 i = list_seq_find(config->output_configs, output_name_cmp, name);
213 if (i >= 0) {
214 // merge existing config
215 struct output_config *oc = config->output_configs->items[i];
216 merge_output_config(oc, output);
217 free_output_config(output);
218 output = oc;
219 } else {
220 list_add(config->output_configs, output);
221 }
222
223 sway_log(L_DEBUG, "Config stored for output %s (enabled:%d) (%d x %d @ "
224 "%d, %d scale %d transform %d refresh_rate %f) (bg %s %s)",
225 output->name, output->enabled, output->width,
226 output->height, output->x, output->y, output->scale,
227 output->transform, output->refresh_rate,
228 output->background, output->background_option);
229
230 if (output->name) {
231 // Try to find the output container and apply configuration now. If
232 // this is during startup then there will be no container and config
233 // will be applied during normal "new output" event from wlc.
234 swayc_t *cont = NULL;
235 for (int i = 0; i < root_container.children->length; ++i) {
236 cont = root_container.children->items[i];
237 if (cont->name && ((strcmp(cont->name, output->name) == 0) || (strcmp(output->name, "*") == 0))) {
238 apply_output_config(output, cont);
239
240 if (strcmp(output->name, "*") != 0) {
241 // stop looking if the output config isn't applicable to all outputs
242 break;
243 }
244 }
245 }
246 }
247
248 return cmd_results_new(CMD_SUCCESS, NULL, NULL);
249
250fail:
251 free_output_config(output);
252 return error;
253}
generated by cgit v1.2.3-54-g00ecf (git 2.44.0) at 2024-05-02 17:58:18 +0000