Annotation of src/usr.bin/tmux/cmd-refresh-client.c, Revision 1.46
1.46 ! nicm 1: /* $OpenBSD: cmd-refresh-client.c,v 1.45 2021/08/27 17:15:57 nicm Exp $ */
1.1 nicm 2:
3: /*
1.19 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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:
1.28 nicm 21: #include <stdlib.h>
1.29 nicm 22: #include <string.h>
1.28 nicm 23:
1.1 nicm 24: #include "tmux.h"
25:
26: /*
27: * Refresh client.
28: */
29:
1.23 nicm 30: static enum cmd_retval cmd_refresh_client_exec(struct cmd *,
31: struct cmdq_item *);
1.1 nicm 32:
33: const struct cmd_entry cmd_refresh_client_entry = {
1.17 nicm 34: .name = "refresh-client",
35: .alias = "refresh",
36:
1.43 nicm 37: .args = { "A:B:cC:Df:F:lLRSt:U", 0, 1, NULL },
1.39 nicm 38: .usage = "[-cDlLRSU] [-A pane:state] [-B name:what:format] "
39: "[-C XxY] [-f flags] " CMD_TARGET_CLIENT_USAGE " [adjustment]",
1.17 nicm 40:
1.32 nicm 41: .flags = CMD_AFTERHOOK|CMD_CLIENT_TFLAG,
1.17 nicm 42: .exec = cmd_refresh_client_exec
1.1 nicm 43: };
44:
1.35 nicm 45: static void
1.39 nicm 46: cmd_refresh_client_update_subscription(struct client *tc, const char *value)
47: {
48: char *copy, *split, *name, *what;
49: enum control_sub_type subtype;
50: int subid = -1;
51:
52: copy = name = xstrdup(value);
53: if ((split = strchr(copy, ':')) == NULL) {
54: control_remove_sub(tc, copy);
55: goto out;
56: }
57: *split++ = '\0';
58:
59: what = split;
60: if ((split = strchr(what, ':')) == NULL)
61: goto out;
62: *split++ = '\0';
63:
64: if (strcmp(what, "%*") == 0)
65: subtype = CONTROL_SUB_ALL_PANES;
66: else if (sscanf(what, "%%%d", &subid) == 1 && subid >= 0)
67: subtype = CONTROL_SUB_PANE;
68: else if (strcmp(what, "@*") == 0)
69: subtype = CONTROL_SUB_ALL_WINDOWS;
70: else if (sscanf(what, "@%d", &subid) == 1 && subid >= 0)
71: subtype = CONTROL_SUB_WINDOW;
72: else
73: subtype = CONTROL_SUB_SESSION;
74: control_add_sub(tc, name, subtype, subid, split);
75:
76: out:
77: free(copy);
78: }
79:
1.45 nicm 80: static enum cmd_retval
81: cmd_refresh_client_control_client_size(struct cmd *self, struct cmdq_item *item)
82: {
83: struct args *args = cmd_get_args(self);
84: struct client *tc = cmdq_get_target_client(item);
85: const char *size = args_get(args, 'C');
86: u_int w, x, y;
87: struct client_window *cw;
88:
89: if (sscanf(size, "@%u:%ux%u", &w, &x, &y) == 3) {
90: if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM ||
91: y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) {
92: cmdq_error(item, "size too small or too big");
93: return (CMD_RETURN_ERROR);
94: }
95: log_debug("%s: client %s window @%u: size %ux%u", __func__,
96: tc->name, w, x, y);
97: cw = server_client_add_client_window(tc, w);
98: cw->sx = x;
99: cw->sy = y;
100: tc->flags |= CLIENT_WINDOWSIZECHANGED;
101: recalculate_sizes_now(1);
102: return (CMD_RETURN_NORMAL);
103: }
104: if (sscanf(size, "@%u:", &w) == 1) {
105: cw = server_client_get_client_window(tc, w);
106: if (cw != NULL) {
107: log_debug("%s: client %s window @%u: no size", __func__,
108: tc->name, w);
109: cw->sx = 0;
110: cw->sy = 0;
111: recalculate_sizes_now(1);
112: }
113: return (CMD_RETURN_NORMAL);
114: }
115:
116: if (sscanf(size, "%u,%u", &x, &y) != 2 &&
117: sscanf(size, "%ux%u", &x, &y) != 2) {
118: cmdq_error(item, "bad size argument");
119: return (CMD_RETURN_ERROR);
120: }
121: if (x < WINDOW_MINIMUM || x > WINDOW_MAXIMUM ||
122: y < WINDOW_MINIMUM || y > WINDOW_MAXIMUM) {
123: cmdq_error(item, "size too small or too big");
124: return (CMD_RETURN_ERROR);
125: }
126: tty_set_size(&tc->tty, x, y, 0, 0);
127: tc->flags |= CLIENT_SIZECHANGED;
128: recalculate_sizes_now(1);
129: return (CMD_RETURN_NORMAL);
130: }
131:
1.39 nicm 132: static void
1.35 nicm 133: cmd_refresh_client_update_offset(struct client *tc, const char *value)
134: {
135: struct window_pane *wp;
1.39 nicm 136: char *copy, *split;
1.35 nicm 137: u_int pane;
138:
139: if (*value != '%')
140: return;
141: copy = xstrdup(value);
1.39 nicm 142: if ((split = strchr(copy, ':')) == NULL)
1.35 nicm 143: goto out;
1.39 nicm 144: *split++ = '\0';
1.35 nicm 145:
146: if (sscanf(copy, "%%%u", &pane) != 1)
147: goto out;
148: wp = window_pane_find_by_id(pane);
149: if (wp == NULL)
150: goto out;
151:
1.39 nicm 152: if (strcmp(split, "on") == 0)
1.36 nicm 153: control_set_pane_on(tc, wp);
1.39 nicm 154: else if (strcmp(split, "off") == 0)
1.36 nicm 155: control_set_pane_off(tc, wp);
1.39 nicm 156: else if (strcmp(split, "continue") == 0)
1.37 nicm 157: control_continue_pane(tc, wp);
1.39 nicm 158: else if (strcmp(split, "pause") == 0)
1.38 nicm 159: control_pause_pane(tc, wp);
1.35 nicm 160:
161: out:
162: free(copy);
163: }
164:
1.20 nicm 165: static enum cmd_retval
1.22 nicm 166: cmd_refresh_client_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 167: {
1.35 nicm 168: struct args *args = cmd_get_args(self);
169: struct client *tc = cmdq_get_target_client(item);
170: struct tty *tty = &tc->tty;
171: struct window *w;
1.45 nicm 172: const char *errstr;
173: u_int adjust;
1.35 nicm 174: struct args_value *av;
1.24 nicm 175:
1.28 nicm 176: if (args_has(args, 'c') ||
177: args_has(args, 'L') ||
178: args_has(args, 'R') ||
179: args_has(args, 'U') ||
180: args_has(args, 'D'))
181: {
1.42 nicm 182: if (args_count(args) == 0)
1.28 nicm 183: adjust = 1;
184: else {
1.42 nicm 185: adjust = strtonum(args_string(args, 0), 1, INT_MAX,
186: &errstr);
1.28 nicm 187: if (errstr != NULL) {
188: cmdq_error(item, "adjustment %s", errstr);
189: return (CMD_RETURN_ERROR);
190: }
191: }
192:
193: if (args_has(args, 'c'))
1.32 nicm 194: tc->pan_window = NULL;
1.28 nicm 195: else {
1.32 nicm 196: w = tc->session->curw->window;
197: if (tc->pan_window != w) {
198: tc->pan_window = w;
199: tc->pan_ox = tty->oox;
200: tc->pan_oy = tty->ooy;
1.28 nicm 201: }
202: if (args_has(args, 'L')) {
1.32 nicm 203: if (tc->pan_ox > adjust)
204: tc->pan_ox -= adjust;
1.28 nicm 205: else
1.32 nicm 206: tc->pan_ox = 0;
1.28 nicm 207: } else if (args_has(args, 'R')) {
1.32 nicm 208: tc->pan_ox += adjust;
209: if (tc->pan_ox > w->sx - tty->osx)
210: tc->pan_ox = w->sx - tty->osx;
1.28 nicm 211: } else if (args_has(args, 'U')) {
1.32 nicm 212: if (tc->pan_oy > adjust)
213: tc->pan_oy -= adjust;
1.28 nicm 214: else
1.32 nicm 215: tc->pan_oy = 0;
1.28 nicm 216: } else if (args_has(args, 'D')) {
1.32 nicm 217: tc->pan_oy += adjust;
218: if (tc->pan_oy > w->sy - tty->osy)
219: tc->pan_oy = w->sy - tty->osy;
1.28 nicm 220: }
221: }
1.32 nicm 222: tty_update_client_offset(tc);
223: server_redraw_client(tc);
1.28 nicm 224: return (CMD_RETURN_NORMAL);
225: }
1.1 nicm 226:
1.27 nicm 227: if (args_has(args, 'l')) {
1.46 ! nicm 228: tty_send_osc52_query(&tc->tty);
1.29 nicm 229: return (CMD_RETURN_NORMAL);
230: }
231:
1.33 nicm 232: if (args_has(args, 'F')) /* -F is an alias for -f */
233: server_client_set_flags(tc, args_get(args, 'F'));
234: if (args_has(args, 'f'))
235: server_client_set_flags(tc, args_get(args, 'f'));
236:
1.35 nicm 237: if (args_has(args, 'A')) {
238: if (~tc->flags & CLIENT_CONTROL)
239: goto not_control_client;
1.40 nicm 240: av = args_first_value(args, 'A');
241: while (av != NULL) {
1.44 nicm 242: cmd_refresh_client_update_offset(tc, av->string);
1.41 nicm 243: av = args_next_value(av);
1.39 nicm 244: }
245: return (CMD_RETURN_NORMAL);
246: }
247: if (args_has(args, 'B')) {
248: if (~tc->flags & CLIENT_CONTROL)
249: goto not_control_client;
1.40 nicm 250: av = args_first_value(args, 'B');
251: while (av != NULL) {
1.44 nicm 252: cmd_refresh_client_update_subscription(tc, av->string);
1.40 nicm 253: av = args_next_value(av);
1.35 nicm 254: }
255: return (CMD_RETURN_NORMAL);
256: }
1.33 nicm 257: if (args_has(args, 'C')) {
1.35 nicm 258: if (~tc->flags & CLIENT_CONTROL)
259: goto not_control_client;
1.45 nicm 260: return (cmd_refresh_client_control_client_size(self, item));
1.28 nicm 261: }
262:
263: if (args_has(args, 'S')) {
1.32 nicm 264: tc->flags |= CLIENT_STATUSFORCE;
265: server_status_client(tc);
1.15 nicm 266: } else {
1.32 nicm 267: tc->flags |= CLIENT_STATUSFORCE;
268: server_redraw_client(tc);
1.15 nicm 269: }
1.7 nicm 270: return (CMD_RETURN_NORMAL);
1.35 nicm 271:
272: not_control_client:
273: cmdq_error(item, "not a control client");
274: return (CMD_RETURN_ERROR);
1.1 nicm 275: }
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