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Annotation of src/usr.bin/tmux/cmd-swap-window.c, Revision 1.8

1.8     ! nicm        1: /* $OpenBSD: cmd-swap-window.c,v 1.7 2012/07/11 07:10:15 nicm Exp $ */
1.1       nicm        2:
                      3: /*
                      4:  * Copyright (c) 2007 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:  * Swap one window with another.
                     27:  */
                     28:
1.8     ! nicm       29: enum cmd_retval        cmd_swap_window_exec(struct cmd *, struct cmd_ctx *);
1.1       nicm       30:
                     31: const struct cmd_entry cmd_swap_window_entry = {
                     32:        "swap-window", "swapw",
1.6       nicm       33:        "ds:t:", 0, 0,
1.1       nicm       34:        "[-d] " CMD_SRCDST_WINDOW_USAGE,
1.6       nicm       35:        0,
                     36:        NULL,
                     37:        NULL,
                     38:        cmd_swap_window_exec
1.1       nicm       39: };
                     40:
1.7       nicm       41: enum cmd_retval
1.1       nicm       42: cmd_swap_window_exec(struct cmd *self, struct cmd_ctx *ctx)
                     43: {
1.6       nicm       44:        struct args             *args = self->args;
                     45:        const char              *target_src, *target_dst;
1.1       nicm       46:        struct session          *src, *dst;
1.4       nicm       47:        struct session_group    *sg_src, *sg_dst;
1.1       nicm       48:        struct winlink          *wl_src, *wl_dst;
                     49:        struct window           *w;
                     50:
1.6       nicm       51:        target_src = args_get(args, 's');
                     52:        if ((wl_src = cmd_find_window(ctx, target_src, &src)) == NULL)
1.7       nicm       53:                return (CMD_RETURN_ERROR);
1.6       nicm       54:        target_dst = args_get(args, 't');
                     55:        if ((wl_dst = cmd_find_window(ctx, target_dst, &dst)) == NULL)
1.7       nicm       56:                return (CMD_RETURN_ERROR);
1.1       nicm       57:
1.4       nicm       58:        sg_src = session_group_find(src);
                     59:        sg_dst = session_group_find(dst);
                     60:        if (src != dst &&
                     61:            sg_src != NULL && sg_dst != NULL && sg_src == sg_dst) {
                     62:                ctx->error(ctx, "can't move window, sessions are grouped");
1.7       nicm       63:                return (CMD_RETURN_ERROR);
1.4       nicm       64:        }
                     65:
1.1       nicm       66:        if (wl_dst->window == wl_src->window)
1.7       nicm       67:                return (CMD_RETURN_NORMAL);
1.1       nicm       68:
                     69:        w = wl_dst->window;
                     70:        wl_dst->window = wl_src->window;
                     71:        wl_src->window = w;
                     72:
1.6       nicm       73:        if (!args_has(self->args, 'd')) {
1.1       nicm       74:                session_select(dst, wl_dst->idx);
                     75:                if (src != dst)
                     76:                        session_select(src, wl_src->idx);
                     77:        }
1.4       nicm       78:        session_group_synchronize_from(src);
                     79:        server_redraw_session_group(src);
                     80:        if (src != dst) {
                     81:                session_group_synchronize_from(dst);
                     82:                server_redraw_session_group(dst);
                     83:        }
1.1       nicm       84:        recalculate_sizes();
                     85:
1.7       nicm       86:        return (CMD_RETURN_NORMAL);
1.1       nicm       87: }