Annotation of src/usr.bin/tmux/cmd-swap-window.c, Revision 1.28
1.28 ! nicm 1: /* $OpenBSD: cmd-swap-window.c,v 1.27 2020/04/13 10:59:58 nicm Exp $ */
1.1 nicm 2:
3: /*
1.16 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:
21: #include <stdlib.h>
22:
23: #include "tmux.h"
24:
25: /*
26: * Swap one window with another.
27: */
28:
1.20 nicm 29: static enum cmd_retval cmd_swap_window_exec(struct cmd *, struct cmdq_item *);
1.1 nicm 30:
31: const struct cmd_entry cmd_swap_window_entry = {
1.14 nicm 32: .name = "swap-window",
33: .alias = "swapw",
34:
1.28 ! nicm 35: .args = { "ds:t:", 0, 0, NULL },
1.14 nicm 36: .usage = "[-d] " CMD_SRCDST_WINDOW_USAGE,
37:
1.23 nicm 38: .source = { 's', CMD_FIND_WINDOW, CMD_FIND_DEFAULT_MARKED },
39: .target = { 't', CMD_FIND_WINDOW, 0 },
1.15 nicm 40:
41: .flags = 0,
1.14 nicm 42: .exec = cmd_swap_window_exec
1.1 nicm 43: };
44:
1.17 nicm 45: static enum cmd_retval
1.20 nicm 46: cmd_swap_window_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 47: {
1.26 nicm 48: struct args *args = cmd_get_args(self);
1.27 nicm 49: struct cmd_find_state *source = cmdq_get_source(item);
50: struct cmd_find_state *target = cmdq_get_target(item);
51: struct session *src = source->s, *dst = target->s;
1.4 nicm 52: struct session_group *sg_src, *sg_dst;
1.27 nicm 53: struct winlink *wl_src = source->wl, *wl_dst = target->wl;
1.21 nicm 54: struct window *w_src, *w_dst;
1.1 nicm 55:
1.22 nicm 56: sg_src = session_group_contains(src);
57: sg_dst = session_group_contains(dst);
1.13 nicm 58:
1.27 nicm 59: if (src != dst &&
60: sg_src != NULL &&
61: sg_dst != NULL &&
1.13 nicm 62: sg_src == sg_dst) {
1.20 nicm 63: cmdq_error(item, "can't move window, sessions are grouped");
1.7 nicm 64: return (CMD_RETURN_ERROR);
1.4 nicm 65: }
66:
1.1 nicm 67: if (wl_dst->window == wl_src->window)
1.7 nicm 68: return (CMD_RETURN_NORMAL);
1.1 nicm 69:
1.21 nicm 70: w_dst = wl_dst->window;
71: TAILQ_REMOVE(&w_dst->winlinks, wl_dst, wentry);
72: w_src = wl_src->window;
73: TAILQ_REMOVE(&w_src->winlinks, wl_src, wentry);
74:
75: wl_dst->window = w_src;
76: TAILQ_INSERT_TAIL(&w_src->winlinks, wl_dst, wentry);
77: wl_src->window = w_dst;
78: TAILQ_INSERT_TAIL(&w_dst->winlinks, wl_src, wentry);
1.1 nicm 79:
1.26 nicm 80: if (args_has(args, 'd')) {
1.25 nicm 81: session_select(dst, wl_dst->idx);
1.1 nicm 82: if (src != dst)
1.25 nicm 83: session_select(src, wl_src->idx);
1.1 nicm 84: }
1.4 nicm 85: session_group_synchronize_from(src);
86: server_redraw_session_group(src);
87: if (src != dst) {
88: session_group_synchronize_from(dst);
89: server_redraw_session_group(dst);
90: }
1.1 nicm 91: recalculate_sizes();
92:
1.7 nicm 93: return (CMD_RETURN_NORMAL);
1.1 nicm 94: }