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Annotation of src/usr.bin/tmux/cmd-previous-window.c, Revision 1.1

1.1     ! nicm        1: /* $OpenBSD$ */
        !             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 "tmux.h"
        !            22:
        !            23: /*
        !            24:  * Move to previous window.
        !            25:  */
        !            26:
        !            27: void   cmd_previous_window_init(struct cmd *, int);
        !            28: int    cmd_previous_window_exec(struct cmd *, struct cmd_ctx *);
        !            29:
        !            30: const struct cmd_entry cmd_previous_window_entry = {
        !            31:        "previous-window", "prev",
        !            32:        CMD_TARGET_SESSION_USAGE,
        !            33:        CMD_AFLAG,
        !            34:        cmd_previous_window_init,
        !            35:        cmd_target_parse,
        !            36:        cmd_previous_window_exec,
        !            37:        cmd_target_send,
        !            38:        cmd_target_recv,
        !            39:        cmd_target_free,
        !            40:        cmd_target_print
        !            41: };
        !            42:
        !            43: void
        !            44: cmd_previous_window_init(struct cmd *self, int key)
        !            45: {
        !            46:        struct cmd_target_data  *data;
        !            47:
        !            48:        cmd_target_init(self, key);
        !            49:        data = self->data;
        !            50:
        !            51:        if (key == KEYC_ADDESC('p'))
        !            52:                data->flags |= CMD_AFLAG;
        !            53: }
        !            54:
        !            55: int
        !            56: cmd_previous_window_exec(struct cmd *self, struct cmd_ctx *ctx)
        !            57: {
        !            58:        struct cmd_target_data  *data = self->data;
        !            59:        struct session          *s;
        !            60:        int                      activity;
        !            61:
        !            62:        if ((s = cmd_find_session(ctx, data->target)) == NULL)
        !            63:                return (-1);
        !            64:
        !            65:        activity = 0;
        !            66:        if (data->flags & CMD_AFLAG)
        !            67:                activity = 1;
        !            68:
        !            69:        if (session_previous(s, activity) == 0)
        !            70:                server_redraw_session(s);
        !            71:        else {
        !            72:                ctx->error(ctx, "no previous window");
        !            73:                return (-1);
        !            74:        }
        !            75:        recalculate_sizes();
        !            76:
        !            77:        return (0);
        !            78: }