From 48ad0431fb46871cb4a045b275c36ff524cc0fa0 Mon Sep 17 00:00:00 2001 From: Nicholas Marriott Date: Tue, 30 Oct 2007 11:10:33 +0000 Subject: swap-window command. --- cmd-swap-window.c | 190 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 cmd-swap-window.c (limited to 'cmd-swap-window.c') diff --git a/cmd-swap-window.c b/cmd-swap-window.c new file mode 100644 index 00000000..e515f2ea --- /dev/null +++ b/cmd-swap-window.c @@ -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 + * + * 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 + +#include +#include + +#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); +} -- cgit v1.2.3