swap-window command.

This commit is contained in:
Nicholas Marriott 2007-10-30 11:10:33 +00:00
parent 941eab33e9
commit 48ad0431fb
6 changed files with 201 additions and 7 deletions

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@ -1,3 +1,7 @@
30 October 2007
* (nicm) swap-window command. Same as link-window but swaps windows.
26 October 2007
* (nicm) Saving scroll region on \e7 causes problems with ncmpc so I guess
@ -178,5 +182,5 @@
(including mutt, emacs). No status bar yet and no key remapping or other
customisation.
$Id: CHANGES,v 1.55 2007-10-26 17:15:50 nicm Exp $
$Id: CHANGES,v 1.56 2007-10-30 11:10:33 nicm Exp $

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@ -1,4 +1,4 @@
# $Id: Makefile,v 1.34 2007-10-30 10:59:42 nicm Exp $
# $Id: Makefile,v 1.35 2007-10-30 11:10:33 nicm Exp $
.SUFFIXES: .c .o .y .h
.PHONY: clean
@ -24,7 +24,7 @@ SRCS= tmux.c server.c server-msg.c server-fn.c buffer.c buffer-poll.c status.c \
cmd-set-option.c cmd-rename-window.c cmd-select-window.c \
cmd-list-windows.c cmd-attach-session.c cmd-send-prefix.c \
cmd-refresh-session.c cmd-kill-window.c cmd-list-clients.c \
cmd-has-session.c cmd-link-window.c cmd-unlink-window.c
cmd-has-session.c cmd-link-window.c cmd-unlink-window.c cmd-swap-window.c
YACC= yacc -d

2
TODO
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@ -53,8 +53,6 @@
- man page
- commands:
rename sessions
swap windows
same as link but swap windows if tgt exists else error
kill session (not bound by default)
- fix most(1) problems after scrolling
- check for some reqd terminfo caps on startup

190
cmd-swap-window.c Normal file
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@ -0,0 +1,190 @@
/* $Id: cmd-swap-window.c,v 1.1 2007-10-30 11:10:33 nicm Exp $ */
/*
* 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 <getopt.h>
#include <stdlib.h>
#include "tmux.h"
/*
* Swap one window with another.
*/
int cmd_swap_window_parse(void **, int, char **, char **);
void cmd_swap_window_exec(void *, struct cmd_ctx *);
void cmd_swap_window_send(void *, struct buffer *);
void cmd_swap_window_recv(void **, struct buffer *);
void cmd_swap_window_free(void *);
struct cmd_swap_window_data {
int dstidx;
int srcidx;
char *srcname;
int flag_detached;
};
const struct cmd_entry cmd_swap_window_entry = {
"swap-window", "swapw", "[-i index] name index",
0,
cmd_swap_window_parse,
cmd_swap_window_exec,
cmd_swap_window_send,
cmd_swap_window_recv,
cmd_swap_window_free
};
int
cmd_swap_window_parse(void **ptr, int argc, char **argv, char **cause)
{
struct cmd_swap_window_data *data;
const char *errstr;
int opt;
*ptr = data = xmalloc(sizeof *data);
data->flag_detached = 0;
data->dstidx = -1;
data->srcidx = -1;
data->srcname = NULL;
while ((opt = getopt(argc, argv, "di:")) != EOF) {
switch (opt) {
case 'i':
data->dstidx = strtonum(optarg, 0, INT_MAX, &errstr);
if (errstr != NULL) {
xasprintf(cause, "index %s", errstr);
goto error;
}
break;
case 'd':
data->flag_detached = 1;
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 2)
goto usage;
data->srcname = xstrdup(argv[0]);
data->srcidx = strtonum(argv[1], 0, INT_MAX, &errstr);
if (errstr != NULL) {
xasprintf(cause, "index %s", errstr);
goto error;
}
return (0);
usage:
usage(cause, "%s %s",
cmd_swap_window_entry.name, cmd_swap_window_entry.usage);
error:
cmd_swap_window_free(data);
return (-1);
}
void
cmd_swap_window_exec(void *ptr, struct cmd_ctx *ctx)
{
struct cmd_swap_window_data *data = ptr;
struct client *c = ctx->client;
struct session *dst = ctx->session, *src;
struct winlink *srcwl, *dstwl;
struct window *w;
if (data == NULL)
return;
if ((src = session_find(data->srcname)) == NULL) {
ctx->error(ctx, "session not found: %s", data->srcname);
return;
}
if (data->srcidx < 0)
data->srcidx = -1;
if (data->srcidx == -1)
srcwl = src->curw;
else {
srcwl = winlink_find_by_index(&src->windows, data->srcidx);
if (srcwl == NULL) {
ctx->error(ctx, "no window %d", data->srcidx);
return;
}
}
if (data->dstidx < 0)
data->dstidx = -1;
if (data->dstidx == -1)
dstwl = dst->curw;
else {
dstwl = winlink_find_by_index(&dst->windows, data->dstidx);
if (dstwl == NULL) {
ctx->error(ctx, "no window %d", data->dstidx);
return;
}
}
w = dstwl->window;
dstwl->window = srcwl->window;
srcwl->window = w;
if (!data->flag_detached) {
session_select(dst, dstwl->idx);
if (src != dst)
session_select(src, srcwl->idx);
}
server_redraw_session(src);
if (src != dst)
server_redraw_session(dst);
if (!(ctx->flags & CMD_KEY))
server_write_client(c, MSG_EXIT, NULL, 0);
}
void
cmd_swap_window_send(void *ptr, struct buffer *b)
{
struct cmd_swap_window_data *data = ptr;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->srcname);
}
void
cmd_swap_window_recv(void **ptr, struct buffer *b)
{
struct cmd_swap_window_data *data;
*ptr = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->srcname = cmd_recv_string(b);
}
void
cmd_swap_window_free(void *ptr)
{
struct cmd_swap_window_data *data = ptr;
if (data->srcname != NULL)
xfree(data->srcname);
xfree(data);
}

3
cmd.c
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@ -1,4 +1,4 @@
/* $Id: cmd.c,v 1.23 2007-10-30 10:59:43 nicm Exp $ */
/* $Id: cmd.c,v 1.24 2007-10-30 11:10:33 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -44,6 +44,7 @@ const struct cmd_entry *cmd_table[] = {
&cmd_select_window_entry,
&cmd_send_prefix_entry,
&cmd_set_option_entry,
&cmd_swap_window_entry,
&cmd_unbind_key_entry,
&cmd_unlink_window_entry,
NULL

3
tmux.h
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@ -1,4 +1,4 @@
/* $Id: tmux.h,v 1.74 2007-10-26 17:15:50 nicm Exp $ */
/* $Id: tmux.h,v 1.75 2007-10-30 11:10:33 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -556,6 +556,7 @@ extern const struct cmd_entry cmd_rename_window_entry;
extern const struct cmd_entry cmd_select_window_entry;
extern const struct cmd_entry cmd_send_prefix_entry;
extern const struct cmd_entry cmd_set_option_entry;
extern const struct cmd_entry cmd_swap_window_entry;
extern const struct cmd_entry cmd_unbind_key_entry;
extern const struct cmd_entry cmd_unlink_window_entry;
void cmd_select_window_default(void **, int);