tmux/cmd-scroll-mode.c

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/* $Id: cmd-scroll-mode.c,v 1.21 2009-07-14 06:43:32 nicm Exp $ */
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/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include "tmux.h"
/*
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* Enter scroll mode.
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*/
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void cmd_scroll_mode_init(struct cmd *, int);
int cmd_scroll_mode_exec(struct cmd *, struct cmd_ctx *);
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const struct cmd_entry cmd_scroll_mode_entry = {
"scroll-mode", NULL,
"[-u] " CMD_TARGET_WINDOW_USAGE,
0, CMD_CHFLAG('u'),
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cmd_scroll_mode_init,
cmd_target_parse,
cmd_scroll_mode_exec,
cmd_target_send,
cmd_target_recv,
cmd_target_free,
cmd_target_print
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};
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void
cmd_scroll_mode_init(struct cmd *self, int key)
{
struct cmd_target_data *data;
cmd_target_init(self, key);
data = self->data;
switch (key) {
case KEYC_PPAGE:
data->chflags |= CMD_CHFLAG('u');
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break;
}
}
int
cmd_scroll_mode_exec(struct cmd *self, struct cmd_ctx *ctx)
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{
struct cmd_target_data *data = self->data;
struct winlink *wl;
struct window_pane *wp;
if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
return (-1);
wp = wl->window->active;
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window_pane_set_mode(wp, &window_scroll_mode);
if (wp->mode == &window_scroll_mode && data->chflags & CMD_CHFLAG('u'))
window_scroll_pageup(wp);
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return (0);
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}