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Annotation of src/usr.bin/tmux/cmd-break-pane.c, Revision 1.11

1.11    ! nicm        1: /* $OpenBSD: cmd-break-pane.c,v 1.10 2011/01/04 00:42:46 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",
1.10      nicm       33:        "dt:", 0, 0,
                     34:        "[-d] " CMD_TARGET_PANE_USAGE,
                     35:        0,
                     36:        NULL,
                     37:        NULL,
                     38:        cmd_break_pane_exec
1.1       nicm       39: };
                     40:
                     41: int
                     42: cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
                     43: {
1.10      nicm       44:        struct args             *args = self->args;
1.1       nicm       45:        struct winlink          *wl;
                     46:        struct session          *s;
                     47:        struct window_pane      *wp;
                     48:        struct window           *w;
                     49:        char                    *cause;
1.6       nicm       50:        int                      base_idx;
1.1       nicm       51:
1.10      nicm       52:        if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
1.1       nicm       53:                return (-1);
                     54:
                     55:        if (window_count_panes(wl->window) == 1) {
1.5       nicm       56:                ctx->error(ctx, "can't break with only one pane");
1.1       nicm       57:                return (-1);
                     58:        }
                     59:
1.11    ! nicm       60:        w = wl->window;
        !            61:        TAILQ_REMOVE(&w->panes, wp, entry);
        !            62:        if (wp == w->active) {
        !            63:                w->active = w->last;
        !            64:                w->last = NULL;
        !            65:                if (w->active == NULL) {
        !            66:                        w->active = TAILQ_PREV(wp, window_panes, entry);
        !            67:                        if (w->active == NULL)
        !            68:                                w->active = TAILQ_NEXT(wp, entry);
        !            69:                }
        !            70:        } else if (wp == w->last)
        !            71:                w->last = NULL;
1.9       nicm       72:        layout_close_pane(wp);
1.1       nicm       73:
1.9       nicm       74:        w = wp->window = window_create1(s->sx, s->sy);
                     75:        TAILQ_INSERT_HEAD(&w->panes, wp, entry);
                     76:        w->active = wp;
                     77:        w->name = default_window_name(w);
1.3       nicm       78:        layout_init(w);
1.1       nicm       79:
1.6       nicm       80:        base_idx = options_get_number(&s->options, "base-index");
1.9       nicm       81:        wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
1.10      nicm       82:        if (!args_has(self->args, 'd'))
1.9       nicm       83:                session_select(s, wl->idx);
1.1       nicm       84:
                     85:        server_redraw_session(s);
1.7       nicm       86:        server_status_session_group(s);
1.1       nicm       87:
                     88:        return (0);
                     89: }