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Annotation of src/usr.bin/tmux/cmd-break-pane.c, Revision 1.17

1.17    ! nicm        1: /* $OpenBSD: cmd-break-pane.c,v 1.16 2012/07/11 07:10:15 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:
1.16      nicm       29: enum cmd_retval         cmd_break_pane_exec(struct cmd *, struct cmd_ctx *);
1.1       nicm       30:
                     31: const struct cmd_entry cmd_break_pane_entry = {
                     32:        "break-pane", "breakp",
1.13      nicm       33:        "dPF:t:", 0, 0,
                     34:        "[-dP] [-F format] " CMD_TARGET_PANE_USAGE,
1.10      nicm       35:        0,
                     36:        NULL,
                     37:        NULL,
                     38:        cmd_break_pane_exec
1.1       nicm       39: };
                     40:
1.16      nicm       41: enum cmd_retval
1.1       nicm       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;
1.12      nicm       49:        char                    *name;
1.1       nicm       50:        char                    *cause;
1.6       nicm       51:        int                      base_idx;
1.13      nicm       52:        struct client           *c;
                     53:        struct format_tree      *ft;
                     54:        const char              *template;
                     55:        char                    *cp;
1.1       nicm       56:
1.10      nicm       57:        if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
1.16      nicm       58:                return (CMD_RETURN_ERROR);
1.1       nicm       59:
                     60:        if (window_count_panes(wl->window) == 1) {
1.5       nicm       61:                ctx->error(ctx, "can't break with only one pane");
1.16      nicm       62:                return (CMD_RETURN_ERROR);
1.1       nicm       63:        }
                     64:
1.11      nicm       65:        w = wl->window;
                     66:        TAILQ_REMOVE(&w->panes, wp, entry);
                     67:        if (wp == w->active) {
                     68:                w->active = w->last;
                     69:                w->last = NULL;
                     70:                if (w->active == NULL) {
                     71:                        w->active = TAILQ_PREV(wp, window_panes, entry);
                     72:                        if (w->active == NULL)
                     73:                                w->active = TAILQ_NEXT(wp, entry);
                     74:                }
                     75:        } else if (wp == w->last)
                     76:                w->last = NULL;
1.9       nicm       77:        layout_close_pane(wp);
1.1       nicm       78:
1.9       nicm       79:        w = wp->window = window_create1(s->sx, s->sy);
                     80:        TAILQ_INSERT_HEAD(&w->panes, wp, entry);
                     81:        w->active = wp;
1.12      nicm       82:        name = default_window_name(w);
                     83:        window_set_name(w, name);
1.15      nicm       84:        free(name);
1.3       nicm       85:        layout_init(w);
1.1       nicm       86:
1.6       nicm       87:        base_idx = options_get_number(&s->options, "base-index");
1.9       nicm       88:        wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
1.10      nicm       89:        if (!args_has(self->args, 'd'))
1.9       nicm       90:                session_select(s, wl->idx);
1.1       nicm       91:
                     92:        server_redraw_session(s);
1.7       nicm       93:        server_status_session_group(s);
1.1       nicm       94:
1.13      nicm       95:        if (args_has(args, 'P')) {
1.14      nicm       96:
                     97:                if ((template = args_get(args, 'F')) == NULL)
1.17    ! nicm       98:                        template = BREAK_PANE_TEMPLATE;
1.14      nicm       99:
1.13      nicm      100:                ft = format_create();
                    101:                if ((c = cmd_find_client(ctx, NULL)) != NULL)
                    102:                        format_client(ft, c);
                    103:                format_session(ft, s);
                    104:                format_winlink(ft, s, wl);
                    105:                format_window_pane(ft, wp);
                    106:
                    107:                cp = format_expand(ft, template);
                    108:                ctx->print(ctx, "%s", cp);
1.15      nicm      109:                free(cp);
1.13      nicm      110:
                    111:                format_free(ft);
                    112:        }
1.16      nicm      113:        return (CMD_RETURN_NORMAL);
1.1       nicm      114: }