1 /* Id */
2
3 /*
4 * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
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 two panes.
27 */
28
29 void cmd_swap_pane_key_binding(struct cmd *, int);
30 enum cmd_retval cmd_swap_pane_exec(struct cmd *, struct cmd_q *);
31
32 const struct cmd_entry cmd_swap_pane_entry = {
33 "swap-pane", "swapp",
34 "dDs:t:U", 0, 0,
35 "[-dDU] " CMD_SRCDST_PANE_USAGE,
36 0,
37 cmd_swap_pane_key_binding,
38 cmd_swap_pane_exec
39 };
40
41 void
cmd_swap_pane_key_binding(struct cmd * self,int key)42 cmd_swap_pane_key_binding(struct cmd *self, int key)
43 {
44 self->args = args_create(0);
45 if (key == '{')
46 args_set(self->args, 'U', NULL);
47 else if (key == '}')
48 args_set(self->args, 'D', NULL);
49 }
50
51 enum cmd_retval
cmd_swap_pane_exec(struct cmd * self,struct cmd_q * cmdq)52 cmd_swap_pane_exec(struct cmd *self, struct cmd_q *cmdq)
53 {
54 struct args *args = self->args;
55 struct winlink *src_wl, *dst_wl;
56 struct window *src_w, *dst_w;
57 struct window_pane *tmp_wp, *src_wp, *dst_wp;
58 struct layout_cell *src_lc, *dst_lc;
59 u_int sx, sy, xoff, yoff;
60
61 dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), NULL, &dst_wp);
62 if (dst_wl == NULL)
63 return (CMD_RETURN_ERROR);
64 dst_w = dst_wl->window;
65 server_unzoom_window(dst_w);
66
67 if (!args_has(args, 's')) {
68 src_w = dst_w;
69 if (args_has(self->args, 'D')) {
70 src_wp = TAILQ_NEXT(dst_wp, entry);
71 if (src_wp == NULL)
72 src_wp = TAILQ_FIRST(&dst_w->panes);
73 } else if (args_has(self->args, 'U')) {
74 src_wp = TAILQ_PREV(dst_wp, window_panes, entry);
75 if (src_wp == NULL)
76 src_wp = TAILQ_LAST(&dst_w->panes, window_panes);
77 } else {
78 src_wl = cmd_find_pane(cmdq, NULL, NULL, &src_wp);
79 if (src_wl == NULL)
80 return (CMD_RETURN_ERROR);
81 src_w = src_wl->window;
82 }
83 } else {
84 src_wl = cmd_find_pane(cmdq, args_get(args, 's'), NULL, &src_wp);
85 if (src_wl == NULL)
86 return (CMD_RETURN_ERROR);
87 src_w = src_wl->window;
88 }
89 server_unzoom_window(src_w);
90
91 if (src_wp == dst_wp)
92 return (CMD_RETURN_NORMAL);
93
94 tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry);
95 TAILQ_REMOVE(&dst_w->panes, dst_wp, entry);
96 TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry);
97 if (tmp_wp == src_wp)
98 tmp_wp = dst_wp;
99 if (tmp_wp == NULL)
100 TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry);
101 else
102 TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry);
103
104 src_lc = src_wp->layout_cell;
105 dst_lc = dst_wp->layout_cell;
106 src_lc->wp = dst_wp;
107 dst_wp->layout_cell = src_lc;
108 dst_lc->wp = src_wp;
109 src_wp->layout_cell = dst_lc;
110
111 src_wp->window = dst_w;
112 dst_wp->window = src_w;
113
114 sx = src_wp->sx; sy = src_wp->sy;
115 xoff = src_wp->xoff; yoff = src_wp->yoff;
116 src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff;
117 window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy);
118 dst_wp->xoff = xoff; dst_wp->yoff = yoff;
119 window_pane_resize(dst_wp, sx, sy);
120
121 if (!args_has(self->args, 'd')) {
122 if (src_w != dst_w) {
123 window_set_active_pane(src_w, dst_wp);
124 window_set_active_pane(dst_w, src_wp);
125 } else {
126 tmp_wp = dst_wp;
127 if (!window_pane_visible(tmp_wp))
128 tmp_wp = src_wp;
129 window_set_active_pane(src_w, tmp_wp);
130 }
131 } else {
132 if (src_w->active == src_wp)
133 window_set_active_pane(src_w, dst_wp);
134 if (dst_w->active == dst_wp)
135 window_set_active_pane(dst_w, src_wp);
136 }
137 if (src_w != dst_w) {
138 if (src_w->last == src_wp)
139 src_w->last = NULL;
140 if (dst_w->last == dst_wp)
141 dst_w->last = NULL;
142 }
143 server_redraw_window(src_w);
144 server_redraw_window(dst_w);
145
146 return (CMD_RETURN_NORMAL);
147 }
148