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Annotation of src/usr.bin/tmux/cmd-switch-client.c, Revision 1.22

1.22    ! nicm        1: /* $OpenBSD: cmd-switch-client.c,v 1.21 2014/04/17 07:55:43 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: #include <string.h>
                     23:
                     24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Switch client to a different session.
                     28:  */
                     29:
1.17      nicm       30: enum cmd_retval         cmd_switch_client_exec(struct cmd *, struct cmd_q *);
1.1       nicm       31:
                     32: const struct cmd_entry cmd_switch_client_entry = {
                     33:        "switch-client", "switchc",
1.13      nicm       34:        "lc:npt:r", 0, 0,
                     35:        "[-lnpr] [-c target-client] [-t target-session]",
                     36:        CMD_READONLY,
1.11      nicm       37:        cmd_switch_client_exec
1.1       nicm       38: };
1.6       nicm       39:
1.15      nicm       40: enum cmd_retval
1.17      nicm       41: cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       42: {
1.19      nicm       43:        struct args             *args = self->args;
                     44:        struct client           *c;
1.20      nicm       45:        struct session          *s = NULL;
1.19      nicm       46:        struct winlink          *wl = NULL;
                     47:        struct window           *w = NULL;
                     48:        struct window_pane      *wp = NULL;
                     49:        const char              *tflag;
1.1       nicm       50:
1.17      nicm       51:        if ((c = cmd_find_client(cmdq, args_get(args, 'c'), 0)) == NULL)
1.15      nicm       52:                return (CMD_RETURN_ERROR);
1.13      nicm       53:
                     54:        if (args_has(args, 'r')) {
1.21      nicm       55:                if (c->flags & CLIENT_READONLY)
1.13      nicm       56:                        c->flags &= ~CLIENT_READONLY;
1.21      nicm       57:                else
1.13      nicm       58:                        c->flags |= CLIENT_READONLY;
                     59:        }
1.6       nicm       60:
1.19      nicm       61:        tflag = args_get(args, 't');
1.11      nicm       62:        if (args_has(args, 'n')) {
1.6       nicm       63:                if ((s = session_next_session(c->session)) == NULL) {
1.17      nicm       64:                        cmdq_error(cmdq, "can't find next session");
1.15      nicm       65:                        return (CMD_RETURN_ERROR);
1.6       nicm       66:                }
1.11      nicm       67:        } else if (args_has(args, 'p')) {
1.6       nicm       68:                if ((s = session_previous_session(c->session)) == NULL) {
1.17      nicm       69:                        cmdq_error(cmdq, "can't find previous session");
1.15      nicm       70:                        return (CMD_RETURN_ERROR);
1.6       nicm       71:                }
1.11      nicm       72:        } else if (args_has(args, 'l')) {
1.9       nicm       73:                if (c->last_session != NULL && session_alive(c->last_session))
                     74:                        s = c->last_session;
1.8       nicm       75:                if (s == NULL) {
1.17      nicm       76:                        cmdq_error(cmdq, "can't find last session");
1.15      nicm       77:                        return (CMD_RETURN_ERROR);
1.8       nicm       78:                }
1.19      nicm       79:        } else {
                     80:                if (tflag == NULL) {
                     81:                        if ((s = cmd_find_session(cmdq, tflag, 1)) == NULL)
                     82:                                return (CMD_RETURN_ERROR);
                     83:                } else if (tflag[strcspn(tflag, ":.")] != '\0') {
                     84:                        if ((wl = cmd_find_pane(cmdq, tflag, &s, &wp)) == NULL)
                     85:                                return (CMD_RETURN_ERROR);
                     86:                } else {
                     87:                        if ((s = cmd_find_session(cmdq, tflag, 1)) == NULL)
                     88:                                return (CMD_RETURN_ERROR);
                     89:                        w = cmd_lookup_windowid(tflag);
                     90:                        if (w == NULL &&
                     91:                            (wp = cmd_lookup_paneid(tflag)) != NULL)
                     92:                                w = wp->window;
                     93:                        if (w != NULL)
                     94:                                wl = winlink_find_by_window(&s->windows, w);
                     95:                }
                     96:
                     97:                if (cmdq->client == NULL)
                     98:                        return (CMD_RETURN_NORMAL);
                     99:
                    100:                if (wl != NULL) {
                    101:                        if (wp != NULL)
                    102:                                window_set_active_pane(wp->window, wp);
                    103:                        session_set_current(s, wl);
                    104:                }
                    105:        }
1.8       nicm      106:
                    107:        if (c->session != NULL)
1.9       nicm      108:                c->last_session = c->session;
1.1       nicm      109:        c->session = s;
1.10      nicm      110:        session_update_activity(s);
1.1       nicm      111:
                    112:        recalculate_sizes();
1.7       nicm      113:        server_check_unattached();
1.1       nicm      114:        server_redraw_client(c);
1.14      nicm      115:        s->curw->flags &= ~WINLINK_ALERTFLAGS;
1.1       nicm      116:
1.15      nicm      117:        return (CMD_RETURN_NORMAL);
1.1       nicm      118: }