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Annotation of src/usr.bin/tmux/cmd-select-window.c, Revision 1.18

1.18    ! nicm        1: /* $OpenBSD: cmd-select-window.c,v 1.17 2016/10/10 21:51:39 nicm Exp $ */
1.1       nicm        2:
                      3: /*
1.16      nicm        4:  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1       nicm        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:  * Select window by index.
                     27:  */
                     28:
1.18    ! nicm       29: static enum cmd_retval cmd_select_window_exec(struct cmd *,
        !            30:                            struct cmdq_item *);
1.1       nicm       31:
                     32: const struct cmd_entry cmd_select_window_entry = {
1.14      nicm       33:        .name = "select-window",
                     34:        .alias = "selectw",
                     35:
                     36:        .args = { "lnpTt:", 0, 0 },
                     37:        .usage = "[-lnpT] " CMD_TARGET_WINDOW_USAGE,
                     38:
1.15      nicm       39:        .tflag = CMD_WINDOW,
                     40:
                     41:        .flags = 0,
1.14      nicm       42:        .exec = cmd_select_window_exec
1.6       nicm       43: };
                     44:
                     45: const struct cmd_entry cmd_next_window_entry = {
1.14      nicm       46:        .name = "next-window",
                     47:        .alias = "next",
                     48:
                     49:        .args = { "at:", 0, 0 },
                     50:        .usage = "[-a] " CMD_TARGET_SESSION_USAGE,
                     51:
1.15      nicm       52:        .tflag = CMD_SESSION,
                     53:
                     54:        .flags = 0,
1.14      nicm       55:        .exec = cmd_select_window_exec
1.6       nicm       56: };
                     57:
                     58: const struct cmd_entry cmd_previous_window_entry = {
1.14      nicm       59:        .name = "previous-window",
                     60:        .alias = "prev",
                     61:
                     62:        .args = { "at:", 0, 0 },
                     63:        .usage = "[-a] " CMD_TARGET_SESSION_USAGE,
                     64:
1.15      nicm       65:        .tflag = CMD_SESSION,
                     66:
                     67:        .flags = 0,
1.14      nicm       68:        .exec = cmd_select_window_exec
1.6       nicm       69: };
                     70:
                     71: const struct cmd_entry cmd_last_window_entry = {
1.14      nicm       72:        .name = "last-window",
                     73:        .alias = "last",
                     74:
                     75:        .args = { "t:", 0, 0 },
                     76:        .usage = CMD_TARGET_SESSION_USAGE,
                     77:
1.15      nicm       78:        .tflag = CMD_SESSION,
                     79:
                     80:        .flags = 0,
1.14      nicm       81:        .exec = cmd_select_window_exec
1.1       nicm       82: };
                     83:
1.17      nicm       84: static enum cmd_retval
1.18    ! nicm       85: cmd_select_window_exec(struct cmd *self, struct cmdq_item *item)
1.1       nicm       86: {
1.18    ! nicm       87:        struct winlink  *wl = item->state.tflag.wl;
        !            88:        struct session  *s = item->state.tflag.s;
1.6       nicm       89:        int              next, previous, last, activity;
1.1       nicm       90:
1.6       nicm       91:        next = self->entry == &cmd_next_window_entry;
                     92:        if (args_has(self->args, 'n'))
                     93:                next = 1;
                     94:        previous = self->entry == &cmd_previous_window_entry;
                     95:        if (args_has(self->args, 'p'))
                     96:                previous = 1;
                     97:        last = self->entry == &cmd_last_window_entry;
                     98:        if (args_has(self->args, 'l'))
                     99:                last = 1;
                    100:
                    101:        if (next || previous || last) {
                    102:                activity = args_has(self->args, 'a');
                    103:                if (next) {
                    104:                        if (session_next(s, activity) != 0) {
1.18    ! nicm      105:                                cmdq_error(item, "no next window");
1.8       nicm      106:                                return (CMD_RETURN_ERROR);
1.6       nicm      107:                        }
                    108:                } else if (previous) {
                    109:                        if (session_previous(s, activity) != 0) {
1.18    ! nicm      110:                                cmdq_error(item, "no previous window");
1.8       nicm      111:                                return (CMD_RETURN_ERROR);
1.6       nicm      112:                        }
                    113:                } else {
                    114:                        if (session_last(s) != 0) {
1.18    ! nicm      115:                                cmdq_error(item, "no last window");
1.8       nicm      116:                                return (CMD_RETURN_ERROR);
1.6       nicm      117:                        }
                    118:                }
1.1       nicm      119:
                    120:                server_redraw_session(s);
1.6       nicm      121:        } else {
1.9       nicm      122:                /*
                    123:                 * If -T and select-window is invoked on same window as
                    124:                 * current, switch to previous window.
                    125:                 */
                    126:                if (args_has(self->args, 'T') && wl == s->curw) {
                    127:                        if (session_last(s) != 0) {
1.18    ! nicm      128:                                cmdq_error(item, "no last window");
1.9       nicm      129:                                return (-1);
                    130:                        }
                    131:                        server_redraw_session(s);
                    132:                } else if (session_select(s, wl->idx) == 0)
1.6       nicm      133:                        server_redraw_session(s);
                    134:        }
1.1       nicm      135:        recalculate_sizes();
                    136:
1.8       nicm      137:        return (CMD_RETURN_NORMAL);
1.1       nicm      138: }