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Annotation of src/usr.bin/tmux/cmd-break-pane.c, Revision 1.6

1.6     ! nicm        1: /* $OpenBSD: cmd-break-pane.c,v 1.5 2009/07/30 13:45:56 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:
                     21: #include <stdlib.h>
                     22:
                     23: #include "tmux.h"
                     24:
                     25: /*
                     26:  * Break pane off into a window.
                     27:  */
                     28:
                     29: int    cmd_break_pane_exec(struct cmd *, struct cmd_ctx *);
                     30:
                     31: const struct cmd_entry cmd_break_pane_entry = {
                     32:        "break-pane", "breakp",
1.5       nicm       33:        CMD_TARGET_PANE_USAGE " [-d]",
1.2       nicm       34:        0, CMD_CHFLAG('d'),
1.5       nicm       35:        cmd_target_init,
                     36:        cmd_target_parse,
1.1       nicm       37:        cmd_break_pane_exec,
1.5       nicm       38:        cmd_target_free,
                     39:        cmd_target_print
1.1       nicm       40: };
                     41:
                     42: int
                     43: cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
                     44: {
1.5       nicm       45:        struct cmd_target_data  *data = self->data;
1.1       nicm       46:        struct winlink          *wl;
                     47:        struct session          *s;
                     48:        struct window_pane      *wp;
                     49:        struct window           *w;
                     50:        char                    *cause;
1.6     ! nicm       51:        int                      base_idx;
1.1       nicm       52:
1.5       nicm       53:        if ((wl = cmd_find_pane(ctx, data->target, &s, &wp)) == NULL)
1.1       nicm       54:                return (-1);
                     55:
                     56:        if (window_count_panes(wl->window) == 1) {
1.5       nicm       57:                ctx->error(ctx, "can't break with only one pane");
1.1       nicm       58:                return (-1);
                     59:        }
                     60:
                     61:        TAILQ_REMOVE(&wl->window->panes, wp, entry);
                     62:        if (wl->window->active == wp) {
                     63:                wl->window->active = TAILQ_PREV(wp, window_panes, entry);
                     64:                if (wl->window->active == NULL)
                     65:                        wl->window->active = TAILQ_NEXT(wp, entry);
                     66:        }
1.3       nicm       67:        layout_close_pane(wp);
1.1       nicm       68:
                     69:        w = wp->window = window_create1(s->sx, s->sy);
                     70:        TAILQ_INSERT_HEAD(&w->panes, wp, entry);
                     71:        w->active = wp;
                     72:        w->name = default_window_name(w);
1.3       nicm       73:        layout_init(w);
1.1       nicm       74:
1.6     ! nicm       75:        base_idx = options_get_number(&s->options, "base-index");
        !            76:        wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
1.2       nicm       77:        if (!(data->chflags & CMD_CHFLAG('d')))
1.1       nicm       78:                session_select(s, wl->idx);
                     79:
                     80:        server_redraw_session(s);
                     81:
                     82:        return (0);
                     83: }