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Annotation of src/usr.bin/tmux/cmd-break-pane.c, Revision 1.1

1.1     ! nicm        1: /* $OpenBSD$ */
        !             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",
        !            33:        CMD_PANE_WINDOW_USAGE " [-d]",
        !            34:        CMD_DFLAG,
        !            35:        cmd_pane_init,
        !            36:        cmd_pane_parse,
        !            37:        cmd_break_pane_exec,
        !            38:                cmd_pane_send,
        !            39:        cmd_pane_recv,
        !            40:        cmd_pane_free,
        !            41:        cmd_pane_print
        !            42: };
        !            43:
        !            44: int
        !            45: cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
        !            46: {
        !            47:        struct cmd_pane_data    *data = self->data;
        !            48:        struct winlink          *wl;
        !            49:        struct session          *s;
        !            50:        struct window_pane      *wp;
        !            51:        struct window           *w;
        !            52:        char                    *cause;
        !            53:
        !            54:        if ((wl = cmd_find_window(ctx, data->target, &s)) == NULL)
        !            55:                return (-1);
        !            56:        if (data->pane == -1)
        !            57:                wp = wl->window->active;
        !            58:        else {
        !            59:                wp = window_pane_at_index(wl->window, data->pane);
        !            60:                if (wp == NULL) {
        !            61:                        ctx->error(ctx, "no pane: %d", data->pane);
        !            62:                        return (-1);
        !            63:                }
        !            64:        }
        !            65:
        !            66:        if (window_count_panes(wl->window) == 1) {
        !            67:                ctx->error(ctx, "can't break pane: %d", data->pane);
        !            68:                return (-1);
        !            69:        }
        !            70:
        !            71:        TAILQ_REMOVE(&wl->window->panes, wp, entry);
        !            72:        if (wl->window->active == wp) {
        !            73:                wl->window->active = TAILQ_PREV(wp, window_panes, entry);
        !            74:                if (wl->window->active == NULL)
        !            75:                        wl->window->active = TAILQ_NEXT(wp, entry);
        !            76:        }
        !            77:        layout_refresh(wl->window, 0);
        !            78:
        !            79:        w = wp->window = window_create1(s->sx, s->sy);
        !            80:        TAILQ_INSERT_HEAD(&w->panes, wp, entry);
        !            81:        w->active = wp;
        !            82:        w->name = default_window_name(w);
        !            83:
        !            84:        wl = session_attach(s, w, -1, &cause); /* can't fail */
        !            85:        if (!(data->flags & CMD_DFLAG))
        !            86:                session_select(s, wl->idx);
        !            87:        layout_refresh(w, 0);
        !            88:
        !            89:        server_redraw_session(s);
        !            90:
        !            91:        return (0);
        !            92: }