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Annotation of src/usr.bin/tmux/cmd-switch-client.c, Revision 1.17

1.17    ! nicm        1: /* $OpenBSD: cmd-switch-client.c,v 1.16 2013/03/24 09:27:20 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:
1.15      nicm       30: void            cmd_switch_client_key_binding(struct cmd *, int);
1.17    ! nicm       31: enum cmd_retval         cmd_switch_client_exec(struct cmd *, struct cmd_q *);
1.1       nicm       32:
                     33: const struct cmd_entry cmd_switch_client_entry = {
                     34:        "switch-client", "switchc",
1.13      nicm       35:        "lc:npt:r", 0, 0,
                     36:        "[-lnpr] [-c target-client] [-t target-session]",
                     37:        CMD_READONLY,
1.11      nicm       38:        cmd_switch_client_key_binding,
                     39:        NULL,
                     40:        cmd_switch_client_exec
1.1       nicm       41: };
                     42:
1.6       nicm       43: void
1.11      nicm       44: cmd_switch_client_key_binding(struct cmd *self, int key)
1.6       nicm       45: {
1.11      nicm       46:        self->args = args_create(0);
1.6       nicm       47:        switch (key) {
                     48:        case '(':
1.11      nicm       49:                args_set(self->args, 'p', NULL);
1.6       nicm       50:                break;
                     51:        case ')':
1.11      nicm       52:                args_set(self->args, 'n', NULL);
1.6       nicm       53:                break;
1.8       nicm       54:        case 'L':
1.11      nicm       55:                args_set(self->args, 'l', NULL);
1.8       nicm       56:                break;
1.6       nicm       57:        }
                     58: }
                     59:
1.15      nicm       60: enum cmd_retval
1.17    ! nicm       61: cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       62: {
1.11      nicm       63:        struct args     *args = self->args;
                     64:        struct client   *c;
                     65:        struct session  *s;
1.1       nicm       66:
1.17    ! nicm       67:        if ((c = cmd_find_client(cmdq, args_get(args, 'c'), 0)) == NULL)
1.15      nicm       68:                return (CMD_RETURN_ERROR);
1.13      nicm       69:
                     70:        if (args_has(args, 'r')) {
                     71:                if (c->flags & CLIENT_READONLY) {
                     72:                        c->flags &= ~CLIENT_READONLY;
1.17    ! nicm       73:                        cmdq_info(cmdq, "made client writable");
1.13      nicm       74:                } else {
                     75:                        c->flags |= CLIENT_READONLY;
1.17    ! nicm       76:                        cmdq_info(cmdq, "made client read-only");
1.13      nicm       77:                }
                     78:        }
1.6       nicm       79:
1.8       nicm       80:        s = NULL;
1.11      nicm       81:        if (args_has(args, 'n')) {
1.6       nicm       82:                if ((s = session_next_session(c->session)) == NULL) {
1.17    ! nicm       83:                        cmdq_error(cmdq, "can't find next session");
1.15      nicm       84:                        return (CMD_RETURN_ERROR);
1.6       nicm       85:                }
1.11      nicm       86:        } else if (args_has(args, 'p')) {
1.6       nicm       87:                if ((s = session_previous_session(c->session)) == NULL) {
1.17    ! nicm       88:                        cmdq_error(cmdq, "can't find previous session");
1.15      nicm       89:                        return (CMD_RETURN_ERROR);
1.6       nicm       90:                }
1.11      nicm       91:        } else if (args_has(args, 'l')) {
1.9       nicm       92:                if (c->last_session != NULL && session_alive(c->last_session))
                     93:                        s = c->last_session;
1.8       nicm       94:                if (s == NULL) {
1.17    ! nicm       95:                        cmdq_error(cmdq, "can't find last session");
1.15      nicm       96:                        return (CMD_RETURN_ERROR);
1.8       nicm       97:                }
1.6       nicm       98:        } else
1.17    ! nicm       99:                s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.6       nicm      100:        if (s == NULL)
1.15      nicm      101:                return (CMD_RETURN_ERROR);
1.8       nicm      102:
                    103:        if (c->session != NULL)
1.9       nicm      104:                c->last_session = c->session;
1.1       nicm      105:        c->session = s;
1.10      nicm      106:        session_update_activity(s);
1.1       nicm      107:
                    108:        recalculate_sizes();
1.7       nicm      109:        server_check_unattached();
1.1       nicm      110:        server_redraw_client(c);
1.14      nicm      111:        s->curw->flags &= ~WINLINK_ALERTFLAGS;
1.1       nicm      112:
1.15      nicm      113:        return (CMD_RETURN_NORMAL);
1.1       nicm      114: }