Annotation of embedaddon/tmux/cmd-join-pane.c, revision 1.1.1.1
1.1 misho 1: /* $OpenBSD$ */
2:
3: /*
4: * Copyright (c) 2011 George Nachman <tmux@georgester.com>
5: * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
6: *
7: * Permission to use, copy, modify, and distribute this software for any
8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
10: *
11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
16: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
17: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18: */
19:
20: #include <sys/types.h>
21:
22: #include <stdlib.h>
23: #include <unistd.h>
24:
25: #include "tmux.h"
26:
27: /*
28: * Join or move a pane into another (like split/swap/kill).
29: */
30:
31: static enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmdq_item *);
32:
33: const struct cmd_entry cmd_join_pane_entry = {
34: .name = "join-pane",
35: .alias = "joinp",
36:
37: .args = { "bdhvp:l:s:t:", 0, 0 },
38: .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE,
39:
40: .sflag = CMD_PANE_MARKED,
41: .tflag = CMD_PANE,
42:
43: .flags = 0,
44: .exec = cmd_join_pane_exec
45: };
46:
47: const struct cmd_entry cmd_move_pane_entry = {
48: .name = "move-pane",
49: .alias = "movep",
50:
51: .args = { "bdhvp:l:s:t:", 0, 0 },
52: .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE,
53:
54: .sflag = CMD_PANE,
55: .tflag = CMD_PANE,
56:
57: .flags = 0,
58: .exec = cmd_join_pane_exec
59: };
60:
61: static enum cmd_retval
62: cmd_join_pane_exec(struct cmd *self, struct cmdq_item *item)
63: {
64: struct args *args = self->args;
65: struct session *dst_s;
66: struct winlink *src_wl, *dst_wl;
67: struct window *src_w, *dst_w;
68: struct window_pane *src_wp, *dst_wp;
69: char *cause;
70: int size, percentage, dst_idx;
71: enum layout_type type;
72: struct layout_cell *lc;
73: int not_same_window;
74:
75: if (self->entry == &cmd_join_pane_entry)
76: not_same_window = 1;
77: else
78: not_same_window = 0;
79:
80: dst_s = item->state.tflag.s;
81: dst_wl = item->state.tflag.wl;
82: dst_wp = item->state.tflag.wp;
83: dst_w = dst_wl->window;
84: dst_idx = dst_wl->idx;
85: server_unzoom_window(dst_w);
86:
87: src_wl = item->state.sflag.wl;
88: src_wp = item->state.sflag.wp;
89: src_w = src_wl->window;
90: server_unzoom_window(src_w);
91:
92: if (not_same_window && src_w == dst_w) {
93: cmdq_error(item, "can't join a pane to its own window");
94: return (CMD_RETURN_ERROR);
95: }
96: if (!not_same_window && src_wp == dst_wp) {
97: cmdq_error(item, "source and target panes must be different");
98: return (CMD_RETURN_ERROR);
99: }
100:
101: type = LAYOUT_TOPBOTTOM;
102: if (args_has(args, 'h'))
103: type = LAYOUT_LEFTRIGHT;
104:
105: size = -1;
106: if (args_has(args, 'l')) {
107: size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
108: if (cause != NULL) {
109: cmdq_error(item, "size %s", cause);
110: free(cause);
111: return (CMD_RETURN_ERROR);
112: }
113: } else if (args_has(args, 'p')) {
114: percentage = args_strtonum(args, 'p', 0, 100, &cause);
115: if (cause != NULL) {
116: cmdq_error(item, "percentage %s", cause);
117: free(cause);
118: return (CMD_RETURN_ERROR);
119: }
120: if (type == LAYOUT_TOPBOTTOM)
121: size = (dst_wp->sy * percentage) / 100;
122: else
123: size = (dst_wp->sx * percentage) / 100;
124: }
125: lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b'), 0);
126: if (lc == NULL) {
127: cmdq_error(item, "create pane failed: pane too small");
128: return (CMD_RETURN_ERROR);
129: }
130:
131: layout_close_pane(src_wp);
132:
133: window_lost_pane(src_w, src_wp);
134: TAILQ_REMOVE(&src_w->panes, src_wp, entry);
135:
136: src_wp->window = dst_w;
137: TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
138: layout_assign_pane(lc, src_wp);
139:
140: recalculate_sizes();
141:
142: server_redraw_window(src_w);
143: server_redraw_window(dst_w);
144:
145: if (!args_has(args, 'd')) {
146: window_set_active_pane(dst_w, src_wp);
147: session_select(dst_s, dst_idx);
148: server_redraw_session(dst_s);
149: } else
150: server_status_session(dst_s);
151:
152: if (window_count_panes(src_w) == 0)
153: server_kill_window(src_w);
154: else
155: notify_window("window-layout-changed", src_w);
156: notify_window("window-layout-changed", dst_w);
157:
158: return (CMD_RETURN_NORMAL);
159: }
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