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Annotation of src/usr.bin/tmux/cmd-scroll-mode.c, Revision 1.2

1.2     ! nicm        1: /* $OpenBSD: cmd-scroll-mode.c,v 1.1 2009/06/01 22:58:49 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 "tmux.h"
                     22:
                     23: /*
                     24:  * Enter scroll mode.
                     25:  */
                     26:
                     27: void   cmd_scroll_mode_init(struct cmd *, int);
                     28: int    cmd_scroll_mode_exec(struct cmd *, struct cmd_ctx *);
                     29:
                     30: const struct cmd_entry cmd_scroll_mode_entry = {
                     31:        "scroll-mode", NULL,
                     32:        CMD_TARGET_WINDOW_USAGE,
                     33:        CMD_UFLAG,
                     34:        cmd_scroll_mode_init,
                     35:        cmd_target_parse,
                     36:        cmd_scroll_mode_exec,
                     37:        cmd_target_send,
                     38:        cmd_target_recv,
                     39:        cmd_target_free,
                     40:        cmd_target_print
                     41: };
                     42:
                     43: void
                     44: cmd_scroll_mode_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:        switch (key) {
                     52:        case KEYC_PPAGE:
                     53:                data->flags |= CMD_UFLAG;
                     54:                break;
                     55:        }
                     56: }
                     57:
                     58: int
                     59: cmd_scroll_mode_exec(struct cmd *self, struct cmd_ctx *ctx)
                     60: {
                     61:        struct cmd_target_data  *data = self->data;
                     62:        struct winlink          *wl;
1.2     ! nicm       63:        struct window_pane      *wp;
1.1       nicm       64:
                     65:        if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
                     66:                return (-1);
1.2     ! nicm       67:        wp = wl->window->active;
1.1       nicm       68:
1.2     ! nicm       69:        window_pane_set_mode(wp, &window_scroll_mode);
        !            70:        if (wp->mode == &window_scroll_mode && data->flags & CMD_UFLAG)
        !            71:                window_scroll_pageup(wp);
1.1       nicm       72:
                     73:        return (0);
                     74: }