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/* $OpenBSD: cmd-swap-pane.c,v 1.9 2009/07/30 17:29:12 nicm Exp $ */
/*
* Copyright (c) 2009 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 <stdlib.h>
#include "tmux.h"
/*
* Swap two panes.
*/
void cmd_swap_pane_init(struct cmd *, int);
int cmd_swap_pane_exec(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_swap_pane_entry = {
"swap-pane", "swapp",
"[-dDU] " CMD_SRCDST_PANE_USAGE,
0, CMD_CHFLAG('d')|CMD_CHFLAG('D')|CMD_CHFLAG('U'),
cmd_swap_pane_init,
cmd_srcdst_parse,
cmd_swap_pane_exec,
cmd_srcdst_free,
cmd_srcdst_print
};
void
cmd_swap_pane_init(struct cmd *self, int key)
{
struct cmd_target_data *data;
cmd_srcdst_init(self, key);
data = self->data;
if (key == '{')
data->chflags |= CMD_CHFLAG('U');
else if (key == '}')
data->chflags |= CMD_CHFLAG('D');
}
int
cmd_swap_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_srcdst_data *data = self->data;
struct winlink *src_wl, *dst_wl;
struct window *src_w, *dst_w;
struct window_pane *tmp_wp, *src_wp, *dst_wp;
struct layout_cell *src_lc, *dst_lc;
u_int sx, sy, xoff, yoff;
if (data == NULL)
return (0);
if ((dst_wl = cmd_find_pane(ctx, data->dst, NULL, &dst_wp)) == NULL)
return (-1);
dst_w = dst_wl->window;
if (data->src == NULL) {
src_w = dst_w;
if (data->chflags & CMD_CHFLAG('D')) {
src_wp = TAILQ_NEXT(dst_wp, entry);
if (src_wp == NULL)
src_wp = TAILQ_FIRST(&dst_w->panes);
} else if (data->chflags & CMD_CHFLAG('U')) {
src_wp = TAILQ_PREV(dst_wp, window_panes, entry);
if (src_wp == NULL)
src_wp = TAILQ_LAST(&dst_w->panes, window_panes);
} else
return (0);
} else {
src_wl = cmd_find_pane(ctx, data->src, NULL, &src_wp);
if (src_wl == NULL)
return (-1);
src_w = src_wl->window;
}
if (src_wp == dst_wp)
return (0);
tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry);
TAILQ_REMOVE(&dst_w->panes, dst_wp, entry);
TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry);
if (tmp_wp == src_wp)
tmp_wp = dst_wp;
if (tmp_wp == NULL)
TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry);
else
TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry);
src_lc = src_wp->layout_cell;
dst_lc = dst_wp->layout_cell;
src_lc->wp = dst_wp;
dst_wp->layout_cell = src_lc;
dst_lc->wp = src_wp;
src_wp->layout_cell = dst_lc;
src_wp->window = dst_w;
dst_wp->window = src_w;
sx = src_wp->sx; sy = src_wp->sy;
xoff = src_wp->xoff; yoff = src_wp->yoff;
src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff;
window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy);
dst_wp->xoff = xoff; dst_wp->yoff = yoff;
window_pane_resize(dst_wp, sx, sy);
if (!(data->chflags & CMD_CHFLAG('d'))) {
if (src_w != dst_w) {
window_set_active_pane(src_w, dst_wp);
window_set_active_pane(dst_w, src_wp);
} else {
tmp_wp = dst_wp;
if (!window_pane_visible(tmp_wp))
tmp_wp = src_wp;
window_set_active_pane(src_w, tmp_wp);
}
} else {
if (src_w->active == src_wp)
window_set_active_pane(src_w, dst_wp);
if (dst_w->active == dst_wp)
window_set_active_pane(dst_w, src_wp);
}
server_redraw_window(src_w);
server_redraw_window(dst_w);
return (0);
}
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