Annotation of src/usr.bin/tmux/cmd-split-window.c, Revision 1.32
1.32 ! nicm 1: /* $OpenBSD: cmd-split-window.c,v 1.31 2012/03/04 20:52:05 nicm Exp $ */
1.1 nicm 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:
1.11 nicm 21: #include <paths.h>
1.1 nicm 22: #include <stdlib.h>
23: #include <unistd.h>
24:
25: #include "tmux.h"
26:
27: /*
28: * Split a window (add a new pane).
29: */
30:
1.22 nicm 31: void cmd_split_window_key_binding(struct cmd *, int);
1.1 nicm 32: int cmd_split_window_exec(struct cmd *, struct cmd_ctx *);
33:
34: const struct cmd_entry cmd_split_window_entry = {
35: "split-window", "splitw",
1.30 nicm 36: "c:dF:l:hp:Pt:v", 0, 1,
37: "[-dhvP] [-c start-directory] [-F format] [-p percentage|-l size] "
38: "[-t target-pane] [command]",
1.22 nicm 39: 0,
40: cmd_split_window_key_binding,
41: NULL,
42: cmd_split_window_exec
1.1 nicm 43: };
44:
45: void
1.22 nicm 46: cmd_split_window_key_binding(struct cmd *self, int key)
1.1 nicm 47: {
1.22 nicm 48: self->args = args_create(0);
49: if (key == '%')
50: args_set(self->args, 'h', NULL);
1.1 nicm 51: }
52:
53: int
54: cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
55: {
1.22 nicm 56: struct args *args = self->args;
57: struct session *s;
58: struct winlink *wl;
59: struct window *w;
60: struct window_pane *wp, *new_wp = NULL;
61: struct environ env;
1.30 nicm 62: const char *cmd, *cwd, *shell;
1.27 nicm 63: char *cause, *new_cause;
1.30 nicm 64: u_int hlimit;
1.22 nicm 65: int size, percentage;
66: enum layout_type type;
67: struct layout_cell *lc;
1.30 nicm 68: const char *template;
69: struct client *c;
70: struct format_tree *ft;
71: char *cp;
1.1 nicm 72:
1.22 nicm 73: if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
1.1 nicm 74: return (-1);
75: w = wl->window;
76:
1.8 nicm 77: environ_init(&env);
78: environ_copy(&global_environ, &env);
79: environ_copy(&s->environ, &env);
80: server_fill_environ(s, &env);
1.1 nicm 81:
1.22 nicm 82: if (args->argc == 0)
1.1 nicm 83: cmd = options_get_string(&s->options, "default-command");
1.22 nicm 84: else
85: cmd = args->argv[0];
1.28 nicm 86: cwd = cmd_get_default_path(ctx, args_get(args, 'c'));
1.1 nicm 87:
1.15 nicm 88: type = LAYOUT_TOPBOTTOM;
1.22 nicm 89: if (args_has(args, 'h'))
1.15 nicm 90: type = LAYOUT_LEFTRIGHT;
91:
1.5 nicm 92: size = -1;
1.23 nicm 93: if (args_has(args, 'l')) {
94: size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
1.22 nicm 95: if (cause != NULL) {
1.24 nicm 96: xasprintf(&new_cause, "size %s", cause);
1.22 nicm 97: xfree(cause);
1.24 nicm 98: cause = new_cause;
99: goto error;
1.22 nicm 100: }
101: } else if (args_has(args, 'p')) {
102: percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
103: if (cause != NULL) {
1.24 nicm 104: xasprintf(&new_cause, "percentage %s", cause);
1.22 nicm 105: xfree(cause);
1.24 nicm 106: cause = new_cause;
107: goto error;
1.22 nicm 108: }
1.15 nicm 109: if (type == LAYOUT_TOPBOTTOM)
1.22 nicm 110: size = (wp->sy * percentage) / 100;
1.15 nicm 111: else
1.22 nicm 112: size = (wp->sx * percentage) / 100;
1.15 nicm 113: }
1.5 nicm 114: hlimit = options_get_number(&s->options, "history-limit");
115:
1.11 nicm 116: shell = options_get_string(&s->options, "default-shell");
117: if (*shell == '\0' || areshell(shell))
118: shell = _PATH_BSHELL;
119:
1.29 nicm 120: if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
1.5 nicm 121: cause = xstrdup("pane too small");
122: goto error;
1.1 nicm 123: }
1.19 nicm 124: new_wp = window_add_pane(w, hlimit);
125: if (window_pane_spawn(
126: new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
127: goto error;
128: layout_assign_pane(lc, new_wp);
1.5 nicm 129:
1.1 nicm 130: server_redraw_window(w);
131:
1.22 nicm 132: if (!args_has(args, 'd')) {
1.17 nicm 133: window_set_active_pane(w, new_wp);
1.1 nicm 134: session_select(s, wl->idx);
135: server_redraw_session(s);
136: } else
137: server_status_session(s);
138:
1.8 nicm 139: environ_free(&env);
1.21 nicm 140:
1.22 nicm 141: if (args_has(args, 'P')) {
1.30 nicm 142: template = "#{session_name}:#{window_index}.#{pane_index}";
143: if (args_has(args, 'F'))
144: template = args_get(args, 'F');
145:
146: ft = format_create();
147: if ((c = cmd_find_client(ctx, NULL)) != NULL)
148: format_client(ft, c);
149: format_session(ft, s);
150: format_winlink(ft, s, wl);
151: format_window_pane(ft, new_wp);
152:
153: cp = format_expand(ft, template);
154: ctx->print(ctx, "%s", cp);
1.31 nicm 155: xfree(cp);
1.30 nicm 156:
157: format_free(ft);
1.21 nicm 158: }
1.32 ! nicm 159: notify_window_layout_changed(w);
1.1 nicm 160: return (0);
1.5 nicm 161:
162: error:
1.8 nicm 163: environ_free(&env);
1.17 nicm 164: if (new_wp != NULL)
165: window_remove_pane(w, new_wp);
1.5 nicm 166: ctx->error(ctx, "create pane failed: %s", cause);
167: xfree(cause);
168: return (-1);
1.1 nicm 169: }
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