1 /* $OpenBSD$ */ 2 3 /* 4 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 21 #include <stdlib.h> 22 #include <string.h> 23 24 #include "tmux.h" 25 26 /* 27 * Refresh client. 28 */ 29 30 static enum cmd_retval cmd_refresh_client_exec(struct cmd *, 31 struct cmdq_item *); 32 33 const struct cmd_entry cmd_refresh_client_entry = { 34 .name = "refresh-client", 35 .alias = "refresh", 36 37 .args = { "A:B:cC:Df:r:F:l::LRSt:U", 0, 1, NULL }, 38 .usage = "[-cDlLRSU] [-A pane:state] [-B name:what:format] " 39 "[-C XxY] [-f flags] [-r pane:report]" CMD_TARGET_CLIENT_USAGE 40 " [adjustment]", 41 42 .flags = CMD_AFTERHOOK|CMD_CLIENT_TFLAG, 43 .exec = cmd_refresh_client_exec 44 }; 45 46 static void 47 cmd_refresh_client_update_subscription(struct client *tc, const char *value) 48 { 49 char *copy, *split, *name, *what; 50 enum control_sub_type subtype; 51 int subid = -1; 52 53 copy = name = xstrdup(value); 54 if ((split = strchr(copy, ':')) == NULL) { 55 control_remove_sub(tc, copy); 56 goto out; 57 } 58 *split++ = '\0'; 59 60 what = split; 61 if ((split = strchr(what, ':')) == NULL) 62 goto out; 63 *split++ = '\0'; 64 65 if (strcmp(what, "%*") == 0) 66 subtype = CONTROL_SUB_ALL_PANES; 67 else if (sscanf(what, "%%%d", &subid) == 1 && subid >= 0) 68 subtype = CONTROL_SUB_PANE; 69 else if (strcmp(what, "@*") == 0) 70 subtype = CONTROL_SUB_ALL_WINDOWS; 71 else if (sscanf(what, "@%d", &subid) == 1 && subid >= 0) 72 subtype = CONTROL_SUB_WINDOW; 73 else 74 subtype = CONTROL_SUB_SESSION; 75 control_add_sub(tc, name, subtype, subid, split); 76 77 out: 78 free(copy); 79 } 80 81 static enum cmd_retval 82 cmd_refresh_client_control_client_size(struct cmd *self, struct cmdq_item *item) 83 { 84 struct args *args = cmd_get_args(self); 85 struct client *tc = cmdq_get_target_client(item); 86 const char *size = args_get(args, 'C'); 87 u_int w, x, y; 88 struct client_window *cw; 89 90 if (sscanf(size, "@%u:%ux%u", &w, &x, &y) == 3) { 91 if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM || 92 y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) { 93 cmdq_error(item, "size too small or too big"); 94 return (CMD_RETURN_ERROR); 95 } 96 log_debug("%s: client %s window @%u: size %ux%u", __func__, 97 tc->name, w, x, y); 98 cw = server_client_add_client_window(tc, w); 99 cw->sx = x; 100 cw->sy = y; 101 tc->flags |= CLIENT_WINDOWSIZECHANGED; 102 recalculate_sizes_now(1); 103 return (CMD_RETURN_NORMAL); 104 } 105 if (sscanf(size, "@%u:", &w) == 1) { 106 cw = server_client_get_client_window(tc, w); 107 if (cw != NULL) { 108 log_debug("%s: client %s window @%u: no size", __func__, 109 tc->name, w); 110 cw->sx = 0; 111 cw->sy = 0; 112 recalculate_sizes_now(1); 113 } 114 return (CMD_RETURN_NORMAL); 115 } 116 117 if (sscanf(size, "%u,%u", &x, &y) != 2 && 118 sscanf(size, "%ux%u", &x, &y) != 2) { 119 cmdq_error(item, "bad size argument"); 120 return (CMD_RETURN_ERROR); 121 } 122 if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM || 123 y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) { 124 cmdq_error(item, "size too small or too big"); 125 return (CMD_RETURN_ERROR); 126 } 127 tty_set_size(&tc->tty, x, y, 0, 0); 128 tc->flags |= CLIENT_SIZECHANGED; 129 recalculate_sizes_now(1); 130 return (CMD_RETURN_NORMAL); 131 } 132 133 static void 134 cmd_refresh_client_update_offset(struct client *tc, const char *value) 135 { 136 struct window_pane *wp; 137 char *copy, *split; 138 u_int pane; 139 140 if (*value != '%') 141 return; 142 copy = xstrdup(value); 143 if ((split = strchr(copy, ':')) == NULL) 144 goto out; 145 *split++ = '\0'; 146 147 if (sscanf(copy, "%%%u", &pane) != 1) 148 goto out; 149 wp = window_pane_find_by_id(pane); 150 if (wp == NULL) 151 goto out; 152 153 if (strcmp(split, "on") == 0) 154 control_set_pane_on(tc, wp); 155 else if (strcmp(split, "off") == 0) 156 control_set_pane_off(tc, wp); 157 else if (strcmp(split, "continue") == 0) 158 control_continue_pane(tc, wp); 159 else if (strcmp(split, "pause") == 0) 160 control_pause_pane(tc, wp); 161 162 out: 163 free(copy); 164 } 165 166 static enum cmd_retval 167 cmd_refresh_client_clipboard(struct cmd *self, struct cmdq_item *item) 168 { 169 struct args *args = cmd_get_args(self); 170 struct client *tc = cmdq_get_target_client(item); 171 const char *p; 172 u_int i; 173 struct cmd_find_state fs; 174 175 p = args_get(args, 'l'); 176 if (p == NULL) { 177 if (tc->flags & CLIENT_CLIPBOARDBUFFER) 178 return (CMD_RETURN_NORMAL); 179 tc->flags |= CLIENT_CLIPBOARDBUFFER; 180 } else { 181 if (cmd_find_target(&fs, item, p, CMD_FIND_PANE, 0) != 0) 182 return (CMD_RETURN_ERROR); 183 for (i = 0; i < tc->clipboard_npanes; i++) { 184 if (tc->clipboard_panes[i] == fs.wp->id) 185 break; 186 } 187 if (i != tc->clipboard_npanes) 188 return (CMD_RETURN_NORMAL); 189 tc->clipboard_panes = xreallocarray(tc->clipboard_panes, 190 tc->clipboard_npanes + 1, sizeof *tc->clipboard_panes); 191 tc->clipboard_panes[tc->clipboard_npanes++] = fs.wp->id; 192 } 193 tty_clipboard_query(&tc->tty); 194 return (CMD_RETURN_NORMAL); 195 } 196 197 static void 198 cmd_refresh_report(struct tty *tty, const char *value) 199 { 200 struct window_pane *wp; 201 u_int pane; 202 size_t size = 0; 203 char *copy, *split; 204 205 if (*value != '%') 206 return; 207 copy = xstrdup(value); 208 if ((split = strchr(copy, ':')) == NULL) 209 goto out; 210 *split++ = '\0'; 211 212 if (sscanf(copy, "%%%u", &pane) != 1) 213 goto out; 214 wp = window_pane_find_by_id(pane); 215 if (wp == NULL) 216 goto out; 217 218 tty_keys_colours(tty, split, strlen(split), &size, &wp->control_fg, 219 &wp->control_bg); 220 221 out: 222 free(copy); 223 } 224 225 static enum cmd_retval 226 cmd_refresh_client_exec(struct cmd *self, struct cmdq_item *item) 227 { 228 struct args *args = cmd_get_args(self); 229 struct client *tc = cmdq_get_target_client(item); 230 struct tty *tty = &tc->tty; 231 struct window *w; 232 const char *errstr; 233 u_int adjust; 234 struct args_value *av; 235 236 if (args_has(args, 'c') || 237 args_has(args, 'L') || 238 args_has(args, 'R') || 239 args_has(args, 'U') || 240 args_has(args, 'D')) 241 { 242 if (args_count(args) == 0) 243 adjust = 1; 244 else { 245 adjust = strtonum(args_string(args, 0), 1, INT_MAX, 246 &errstr); 247 if (errstr != NULL) { 248 cmdq_error(item, "adjustment %s", errstr); 249 return (CMD_RETURN_ERROR); 250 } 251 } 252 253 if (args_has(args, 'c')) 254 tc->pan_window = NULL; 255 else { 256 w = tc->session->curw->window; 257 if (tc->pan_window != w) { 258 tc->pan_window = w; 259 tc->pan_ox = tty->oox; 260 tc->pan_oy = tty->ooy; 261 } 262 if (args_has(args, 'L')) { 263 if (tc->pan_ox > adjust) 264 tc->pan_ox -= adjust; 265 else 266 tc->pan_ox = 0; 267 } else if (args_has(args, 'R')) { 268 tc->pan_ox += adjust; 269 if (tc->pan_ox > w->sx - tty->osx) 270 tc->pan_ox = w->sx - tty->osx; 271 } else if (args_has(args, 'U')) { 272 if (tc->pan_oy > adjust) 273 tc->pan_oy -= adjust; 274 else 275 tc->pan_oy = 0; 276 } else if (args_has(args, 'D')) { 277 tc->pan_oy += adjust; 278 if (tc->pan_oy > w->sy - tty->osy) 279 tc->pan_oy = w->sy - tty->osy; 280 } 281 } 282 tty_update_client_offset(tc); 283 server_redraw_client(tc); 284 return (CMD_RETURN_NORMAL); 285 } 286 287 if (args_has(args, 'l')) 288 return (cmd_refresh_client_clipboard(self, item)); 289 290 if (args_has(args, 'F')) /* -F is an alias for -f */ 291 server_client_set_flags(tc, args_get(args, 'F')); 292 if (args_has(args, 'f')) 293 server_client_set_flags(tc, args_get(args, 'f')); 294 if (args_has(args, 'r')) 295 cmd_refresh_report(tty, args_get(args, 'r')); 296 297 if (args_has(args, 'A')) { 298 if (~tc->flags & CLIENT_CONTROL) 299 goto not_control_client; 300 av = args_first_value(args, 'A'); 301 while (av != NULL) { 302 cmd_refresh_client_update_offset(tc, av->string); 303 av = args_next_value(av); 304 } 305 return (CMD_RETURN_NORMAL); 306 } 307 if (args_has(args, 'B')) { 308 if (~tc->flags & CLIENT_CONTROL) 309 goto not_control_client; 310 av = args_first_value(args, 'B'); 311 while (av != NULL) { 312 cmd_refresh_client_update_subscription(tc, av->string); 313 av = args_next_value(av); 314 } 315 return (CMD_RETURN_NORMAL); 316 } 317 if (args_has(args, 'C')) { 318 if (~tc->flags & CLIENT_CONTROL) 319 goto not_control_client; 320 return (cmd_refresh_client_control_client_size(self, item)); 321 } 322 323 if (args_has(args, 'S')) { 324 tc->flags |= CLIENT_STATUSFORCE; 325 server_status_client(tc); 326 } else { 327 tc->flags |= CLIENT_STATUSFORCE; 328 server_redraw_client(tc); 329 } 330 return (CMD_RETURN_NORMAL); 331 332 not_control_client: 333 cmdq_error(item, "not a control client"); 334 return (CMD_RETURN_ERROR); 335 } 336