xref: /openbsd-src/usr.bin/tmux/cmd-select-pane.c (revision 99fd087599a8791921855f21bd7e36130f39aadc)
1 /* $OpenBSD: cmd-select-pane.c,v 1.54 2020/02/03 13:46:27 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2009 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  * Select pane.
28  */
29 
30 static enum cmd_retval	cmd_select_pane_exec(struct cmd *, struct cmdq_item *);
31 
32 const struct cmd_entry cmd_select_pane_entry = {
33 	.name = "select-pane",
34 	.alias = "selectp",
35 
36 	.args = { "DdegLlMmP:RT:t:UZ", 0, 0 }, /* -P and -g deprecated */
37 	.usage = "[-DdeLlMmRUZ] [-T title] " CMD_TARGET_PANE_USAGE,
38 
39 	.target = { 't', CMD_FIND_PANE, 0 },
40 
41 	.flags = 0,
42 	.exec = cmd_select_pane_exec
43 };
44 
45 const struct cmd_entry cmd_last_pane_entry = {
46 	.name = "last-pane",
47 	.alias = "lastp",
48 
49 	.args = { "det:Z", 0, 0 },
50 	.usage = "[-deZ] " CMD_TARGET_WINDOW_USAGE,
51 
52 	.target = { 't', CMD_FIND_WINDOW, 0 },
53 
54 	.flags = 0,
55 	.exec = cmd_select_pane_exec
56 };
57 
58 static void
59 cmd_select_pane_redraw(struct window *w)
60 {
61 	struct client	*c;
62 
63 	/*
64 	 * Redraw entire window if it is bigger than the client (the
65 	 * offset may change), otherwise just draw borders.
66 	 */
67 
68 	TAILQ_FOREACH(c, &clients, entry) {
69 		if (c->session == NULL || (c->flags & CLIENT_CONTROL))
70 			continue;
71 		if (c->session->curw->window == w && tty_window_bigger(&c->tty))
72 			server_redraw_client(c);
73 		else {
74 			if (c->session->curw->window == w)
75 				c->flags |= CLIENT_REDRAWBORDERS;
76 			if (session_has(c->session, w))
77 				c->flags |= CLIENT_REDRAWSTATUS;
78 		}
79 
80 	}
81 }
82 
83 static enum cmd_retval
84 cmd_select_pane_exec(struct cmd *self, struct cmdq_item *item)
85 {
86 	struct args		*args = self->args;
87 	struct cmd_find_state	*current = &item->shared->current;
88 	struct client		*c = cmd_find_client(item, NULL, 1);
89 	struct winlink		*wl = item->target.wl;
90 	struct window		*w = wl->window;
91 	struct session		*s = item->target.s;
92 	struct window_pane	*wp = item->target.wp, *lastwp, *markedwp;
93 	char			*pane_title;
94 	const char		*style;
95 	struct style		*sy;
96 	struct options_entry	*o;
97 
98 	if (self->entry == &cmd_last_pane_entry || args_has(args, 'l')) {
99 		lastwp = w->last;
100 		if (lastwp == NULL && window_count_panes(w) == 2) {
101 			lastwp = TAILQ_PREV(w->active, window_panes, entry);
102 			if (lastwp == NULL)
103 				lastwp = TAILQ_NEXT(w->active, entry);
104 		}
105 		if (lastwp == NULL) {
106 			cmdq_error(item, "no last pane");
107 			return (CMD_RETURN_ERROR);
108 		}
109 		if (args_has(self->args, 'e'))
110 			lastwp->flags &= ~PANE_INPUTOFF;
111 		else if (args_has(self->args, 'd'))
112 			lastwp->flags |= PANE_INPUTOFF;
113 		else {
114 			if (window_push_zoom(w, args_has(self->args, 'Z')))
115 				server_redraw_window(w);
116 			window_redraw_active_switch(w, lastwp);
117 			if (window_set_active_pane(w, lastwp, 1)) {
118 				cmd_find_from_winlink(current, wl, 0);
119 				cmd_select_pane_redraw(w);
120 			}
121 			if (window_pop_zoom(w))
122 				server_redraw_window(w);
123 		}
124 		return (CMD_RETURN_NORMAL);
125 	}
126 
127 	if (args_has(args, 'm') || args_has(args, 'M')) {
128 		if (args_has(args, 'm') && !window_pane_visible(wp))
129 			return (CMD_RETURN_NORMAL);
130 		lastwp = marked_pane.wp;
131 
132 		if (args_has(args, 'M') || server_is_marked(s, wl, wp))
133 			server_clear_marked();
134 		else
135 			server_set_marked(s, wl, wp);
136 		markedwp = marked_pane.wp;
137 
138 		if (lastwp != NULL) {
139 			server_redraw_window_borders(lastwp->window);
140 			server_status_window(lastwp->window);
141 		}
142 		if (markedwp != NULL) {
143 			server_redraw_window_borders(markedwp->window);
144 			server_status_window(markedwp->window);
145 		}
146 		return (CMD_RETURN_NORMAL);
147 	}
148 
149 	if (args_has(self->args, 'P') || args_has(self->args, 'g')) {
150 		if ((style = args_get(args, 'P')) != NULL) {
151 			o = options_set_style(wp->options, "window-style", 0,
152 			    style);
153 			if (o == NULL) {
154 				cmdq_error(item, "bad style: %s", style);
155 				return (CMD_RETURN_ERROR);
156 			}
157 			options_set_style(wp->options, "window-active-style", 0,
158 			    style);
159 			wp->flags |= (PANE_REDRAW|PANE_STYLECHANGED);
160 		}
161 		if (args_has(self->args, 'g')) {
162 			sy = options_get_style(wp->options, "window-style");
163 			cmdq_print(item, "%s", style_tostring(sy));
164 		}
165 		return (CMD_RETURN_NORMAL);
166 	}
167 
168 	if (args_has(self->args, 'L')) {
169 		window_push_zoom(w, 1);
170 		wp = window_pane_find_left(wp);
171 		window_pop_zoom(w);
172 	} else if (args_has(self->args, 'R')) {
173 		window_push_zoom(w, 1);
174 		wp = window_pane_find_right(wp);
175 		window_pop_zoom(w);
176 	} else if (args_has(self->args, 'U')) {
177 		window_push_zoom(w, 1);
178 		wp = window_pane_find_up(wp);
179 		window_pop_zoom(w);
180 	} else if (args_has(self->args, 'D')) {
181 		window_push_zoom(w, 1);
182 		wp = window_pane_find_down(wp);
183 		window_pop_zoom(w);
184 	}
185 	if (wp == NULL)
186 		return (CMD_RETURN_NORMAL);
187 
188 	if (args_has(self->args, 'e')) {
189 		wp->flags &= ~PANE_INPUTOFF;
190 		return (CMD_RETURN_NORMAL);
191 	}
192 	if (args_has(self->args, 'd')) {
193 		wp->flags |= PANE_INPUTOFF;
194 		return (CMD_RETURN_NORMAL);
195 	}
196 
197 	if (args_has(self->args, 'T')) {
198 		pane_title = format_single(item, args_get(self->args, 'T'),
199 		    c, s, wl, wp);
200 		if (screen_set_title(&wp->base, pane_title))
201 			server_status_window(wp->window);
202 		free(pane_title);
203 		return (CMD_RETURN_NORMAL);
204 	}
205 
206 	if (wp == w->active)
207 		return (CMD_RETURN_NORMAL);
208 	if (window_push_zoom(w, args_has(self->args, 'Z')))
209 		server_redraw_window(w);
210 	window_redraw_active_switch(w, wp);
211 	if (window_set_active_pane(w, wp, 1)) {
212 		cmd_find_from_winlink_pane(current, wl, wp, 0);
213 		cmdq_insert_hook(s, item, current, "after-select-pane");
214 		cmd_select_pane_redraw(w);
215 	}
216 	if (window_pop_zoom(w))
217 		server_redraw_window(w);
218 
219 	return (CMD_RETURN_NORMAL);
220 }
221