GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/tmux/cmd-swap-pane.c Lines: 0 58 0.0 %
Date: 2017-11-13 Branches: 0 38 0.0 %

Line Branch Exec Source
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/* $OpenBSD: cmd-swap-pane.c,v 1.31 2017/04/22 10:22:39 nicm Exp $ */
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/*
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 * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <sys/types.h>
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#include <stdlib.h>
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#include "tmux.h"
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/*
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 * Swap two panes.
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 */
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static enum cmd_retval	cmd_swap_pane_exec(struct cmd *, struct cmdq_item *);
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const struct cmd_entry cmd_swap_pane_entry = {
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	.name = "swap-pane",
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	.alias = "swapp",
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	.args = { "dDs:t:U", 0, 0 },
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	.usage = "[-dDU] " CMD_SRCDST_PANE_USAGE,
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	.source = { 's', CMD_FIND_PANE, CMD_FIND_DEFAULT_MARKED },
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	.target = { 't', CMD_FIND_PANE, 0 },
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	.flags = 0,
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	.exec = cmd_swap_pane_exec
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};
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static enum cmd_retval
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cmd_swap_pane_exec(struct cmd *self, struct cmdq_item *item)
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{
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	struct window		*src_w, *dst_w;
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	struct window_pane	*tmp_wp, *src_wp, *dst_wp;
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	struct layout_cell	*src_lc, *dst_lc;
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	u_int			 sx, sy, xoff, yoff;
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	dst_w = item->target.wl->window;
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	dst_wp = item->target.wp;
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	src_w = item->source.wl->window;
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	src_wp = item->source.wp;
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	server_unzoom_window(dst_w);
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	if (args_has(self->args, 'D')) {
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		src_w = dst_w;
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		src_wp = TAILQ_NEXT(dst_wp, entry);
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		if (src_wp == NULL)
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			src_wp = TAILQ_FIRST(&dst_w->panes);
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	} else if (args_has(self->args, 'U')) {
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		src_w = dst_w;
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		src_wp = TAILQ_PREV(dst_wp, window_panes, entry);
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		if (src_wp == NULL)
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			src_wp = TAILQ_LAST(&dst_w->panes, window_panes);
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	}
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	server_unzoom_window(src_w);
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	if (src_wp == dst_wp)
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		return (CMD_RETURN_NORMAL);
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	tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry);
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	TAILQ_REMOVE(&dst_w->panes, dst_wp, entry);
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	TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry);
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	if (tmp_wp == src_wp)
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		tmp_wp = dst_wp;
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	if (tmp_wp == NULL)
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		TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry);
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	else
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		TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry);
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	src_lc = src_wp->layout_cell;
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	dst_lc = dst_wp->layout_cell;
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	src_lc->wp = dst_wp;
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	dst_wp->layout_cell = src_lc;
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	dst_lc->wp = src_wp;
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	src_wp->layout_cell = dst_lc;
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	src_wp->window = dst_w;
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	dst_wp->window = src_w;
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	sx = src_wp->sx; sy = src_wp->sy;
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	xoff = src_wp->xoff; yoff = src_wp->yoff;
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	src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff;
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	window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy);
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	dst_wp->xoff = xoff; dst_wp->yoff = yoff;
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	window_pane_resize(dst_wp, sx, sy);
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	if (!args_has(self->args, 'd')) {
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		if (src_w != dst_w) {
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			window_set_active_pane(src_w, dst_wp);
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			window_set_active_pane(dst_w, src_wp);
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		} else {
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			tmp_wp = dst_wp;
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			if (!window_pane_visible(tmp_wp))
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				tmp_wp = src_wp;
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			window_set_active_pane(src_w, tmp_wp);
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		}
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	} else {
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		if (src_w->active == src_wp)
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			window_set_active_pane(src_w, dst_wp);
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		if (dst_w->active == dst_wp)
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			window_set_active_pane(dst_w, src_wp);
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	}
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	if (src_w != dst_w) {
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		if (src_w->last == src_wp)
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			src_w->last = NULL;
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		if (dst_w->last == dst_wp)
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			dst_w->last = NULL;
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	}
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	server_redraw_window(src_w);
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	server_redraw_window(dst_w);
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	return (CMD_RETURN_NORMAL);
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}