mirror of
https://github.com/tmate-io/tmate.git
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379400cfa6
generally (for example, again working in set-titles-string).
1251 lines
31 KiB
C
1251 lines
31 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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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 <sys/time.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "tmux.h"
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char *status_redraw_get_left(struct client *, time_t, int, struct grid_cell *,
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size_t *);
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char *status_redraw_get_right(struct client *, time_t, int,
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struct grid_cell *, size_t *);
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char *status_print(struct client *, struct winlink *, time_t,
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struct grid_cell *);
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char *status_replace(struct client *, struct winlink *, const char *, time_t);
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void status_replace1(char **, char **, char *, size_t);
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void status_message_callback(int, short, void *);
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const char *status_prompt_up_history(u_int *);
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const char *status_prompt_down_history(u_int *);
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void status_prompt_add_history(const char *);
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const char **status_prompt_complete_list(u_int *, const char *);
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char *status_prompt_complete_prefix(const char **, u_int);
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char *status_prompt_complete(struct session *, const char *);
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/* Status prompt history. */
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#define PROMPT_HISTORY 100
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char **status_prompt_hlist;
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u_int status_prompt_hsize;
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/* Status output tree. */
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RB_GENERATE(status_out_tree, status_out, entry, status_out_cmp);
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/* Output tree comparison function. */
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int
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status_out_cmp(struct status_out *so1, struct status_out *so2)
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{
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return (strcmp(so1->cmd, so2->cmd));
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}
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/* Get screen line of status line. -1 means off. */
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int
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status_at_line(struct client *c)
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{
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struct session *s = c->session;
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if (!options_get_number(&s->options, "status"))
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return (-1);
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if (options_get_number(&s->options, "status-position") == 0)
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return (0);
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return (c->tty.sy - 1);
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}
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/* Retrieve options for left string. */
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char *
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status_redraw_get_left(struct client *c, time_t t, int utf8flag,
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struct grid_cell *gc, size_t *size)
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{
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struct session *s = c->session;
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const char *template;
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char *left;
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size_t leftlen;
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style_apply_update(gc, &s->options, "status-left-style");
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template = options_get_string(&s->options, "status-left");
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left = status_replace(c, NULL, template, t);
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*size = options_get_number(&s->options, "status-left-length");
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leftlen = screen_write_cstrlen(utf8flag, "%s", left);
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if (leftlen < *size)
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*size = leftlen;
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return (left);
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}
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/* Retrieve options for right string. */
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char *
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status_redraw_get_right(struct client *c, time_t t, int utf8flag,
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struct grid_cell *gc, size_t *size)
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{
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struct session *s = c->session;
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const char *template;
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char *right;
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size_t rightlen;
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style_apply_update(gc, &s->options, "status-right-style");
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template = options_get_string(&s->options, "status-right");
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right = status_replace(c, NULL, template, t);
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*size = options_get_number(&s->options, "status-right-length");
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rightlen = screen_write_cstrlen(utf8flag, "%s", right);
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if (rightlen < *size)
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*size = rightlen;
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return (right);
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}
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/* Get window at window list position. */
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struct window *
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status_get_window_at(struct client *c, u_int x)
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{
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struct session *s = c->session;
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struct winlink *wl;
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struct options *oo;
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size_t len;
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x += c->wlmouse;
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RB_FOREACH(wl, winlinks, &s->windows) {
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oo = &wl->window->options;
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len = strlen(options_get_string(oo, "window-status-separator"));
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if (x < wl->status_width)
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return (wl->window);
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x -= wl->status_width + len;
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}
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return (NULL);
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}
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/* Draw status for client on the last lines of given context. */
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int
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status_redraw(struct client *c)
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{
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struct screen_write_ctx ctx;
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struct session *s = c->session;
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struct winlink *wl;
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struct screen old_status, window_list;
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struct grid_cell stdgc, lgc, rgc, gc;
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struct options *oo;
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time_t t;
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char *left, *right, *sep;
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u_int offset, needed;
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u_int wlstart, wlwidth, wlavailable, wloffset, wlsize;
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size_t llen, rlen, seplen;
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int larrow, rarrow, utf8flag;
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/* No status line? */
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if (c->tty.sy == 0 || !options_get_number(&s->options, "status"))
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return (1);
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left = right = NULL;
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larrow = rarrow = 0;
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/* Update status timer. */
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if (gettimeofday(&c->status_timer, NULL) != 0)
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fatal("gettimeofday failed");
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t = c->status_timer.tv_sec;
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/* Set up default colour. */
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style_apply(&stdgc, &s->options, "status-style");
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/* Create the target screen. */
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memcpy(&old_status, &c->status, sizeof old_status);
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screen_init(&c->status, c->tty.sx, 1, 0);
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screen_write_start(&ctx, NULL, &c->status);
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for (offset = 0; offset < c->tty.sx; offset++)
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screen_write_putc(&ctx, &stdgc, ' ');
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screen_write_stop(&ctx);
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/* If the height is one line, blank status line. */
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if (c->tty.sy <= 1)
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goto out;
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/* Get UTF-8 flag. */
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utf8flag = options_get_number(&s->options, "status-utf8");
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/* Work out left and right strings. */
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memcpy(&lgc, &stdgc, sizeof lgc);
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left = status_redraw_get_left(c, t, utf8flag, &lgc, &llen);
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memcpy(&rgc, &stdgc, sizeof rgc);
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right = status_redraw_get_right(c, t, utf8flag, &rgc, &rlen);
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/*
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* Figure out how much space we have for the window list. If there
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* isn't enough space, just show a blank status line.
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*/
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needed = 0;
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if (llen != 0)
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needed += llen;
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if (rlen != 0)
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needed += rlen;
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if (c->tty.sx == 0 || c->tty.sx <= needed)
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goto out;
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wlavailable = c->tty.sx - needed;
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/* Calculate the total size needed for the window list. */
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wlstart = wloffset = wlwidth = 0;
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RB_FOREACH(wl, winlinks, &s->windows) {
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free(wl->status_text);
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memcpy(&wl->status_cell, &stdgc, sizeof wl->status_cell);
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wl->status_text = status_print(c, wl, t, &wl->status_cell);
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wl->status_width =
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screen_write_cstrlen(utf8flag, "%s", wl->status_text);
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if (wl == s->curw)
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wloffset = wlwidth;
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oo = &wl->window->options;
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sep = options_get_string(oo, "window-status-separator");
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seplen = screen_write_strlen(utf8flag, "%s", sep);
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wlwidth += wl->status_width + seplen;
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}
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/* Create a new screen for the window list. */
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screen_init(&window_list, wlwidth, 1, 0);
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/* And draw the window list into it. */
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screen_write_start(&ctx, NULL, &window_list);
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RB_FOREACH(wl, winlinks, &s->windows) {
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screen_write_cnputs(&ctx,
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-1, &wl->status_cell, utf8flag, "%s", wl->status_text);
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oo = &wl->window->options;
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sep = options_get_string(oo, "window-status-separator");
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screen_write_nputs(&ctx, -1, &stdgc, utf8flag, "%s", sep);
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}
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screen_write_stop(&ctx);
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/* If there is enough space for the total width, skip to draw now. */
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if (wlwidth <= wlavailable)
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goto draw;
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/* Find size of current window text. */
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wlsize = s->curw->status_width;
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/*
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* If the current window is already on screen, good to draw from the
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* start and just leave off the end.
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*/
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if (wloffset + wlsize < wlavailable) {
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if (wlavailable > 0) {
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rarrow = 1;
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wlavailable--;
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}
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wlwidth = wlavailable;
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} else {
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/*
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* Work out how many characters we need to omit from the
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* start. There are wlavailable characters to fill, and
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* wloffset + wlsize must be the last. So, the start character
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* is wloffset + wlsize - wlavailable.
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*/
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if (wlavailable > 0) {
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larrow = 1;
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wlavailable--;
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}
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wlstart = wloffset + wlsize - wlavailable;
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if (wlavailable > 0 && wlwidth > wlstart + wlavailable + 1) {
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rarrow = 1;
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wlstart++;
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wlavailable--;
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}
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wlwidth = wlavailable;
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}
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/* Bail if anything is now too small too. */
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if (wlwidth == 0 || wlavailable == 0) {
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screen_free(&window_list);
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goto out;
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}
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/*
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* Now the start position is known, work out the state of the left and
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* right arrows.
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*/
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offset = 0;
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RB_FOREACH(wl, winlinks, &s->windows) {
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if (wl->flags & WINLINK_ALERTFLAGS &&
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larrow == 1 && offset < wlstart)
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larrow = -1;
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offset += wl->status_width;
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if (wl->flags & WINLINK_ALERTFLAGS &&
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rarrow == 1 && offset > wlstart + wlwidth)
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rarrow = -1;
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}
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draw:
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/* Begin drawing. */
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screen_write_start(&ctx, NULL, &c->status);
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/* Draw the left string and arrow. */
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screen_write_cursormove(&ctx, 0, 0);
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if (llen != 0)
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screen_write_cnputs(&ctx, llen, &lgc, utf8flag, "%s", left);
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if (larrow != 0) {
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memcpy(&gc, &stdgc, sizeof gc);
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if (larrow == -1)
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gc.attr ^= GRID_ATTR_REVERSE;
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screen_write_putc(&ctx, &gc, '<');
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}
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/* Draw the right string and arrow. */
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if (rarrow != 0) {
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screen_write_cursormove(&ctx, c->tty.sx - rlen - 1, 0);
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memcpy(&gc, &stdgc, sizeof gc);
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if (rarrow == -1)
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gc.attr ^= GRID_ATTR_REVERSE;
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screen_write_putc(&ctx, &gc, '>');
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} else
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screen_write_cursormove(&ctx, c->tty.sx - rlen, 0);
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if (rlen != 0)
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screen_write_cnputs(&ctx, rlen, &rgc, utf8flag, "%s", right);
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/* Figure out the offset for the window list. */
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if (llen != 0)
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wloffset = llen;
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else
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wloffset = 0;
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if (wlwidth < wlavailable) {
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switch (options_get_number(&s->options, "status-justify")) {
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case 1: /* centred */
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wloffset += (wlavailable - wlwidth) / 2;
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break;
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case 2: /* right */
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wloffset += (wlavailable - wlwidth);
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break;
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}
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}
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if (larrow != 0)
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wloffset++;
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/* Copy the window list. */
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c->wlmouse = -wloffset + wlstart;
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screen_write_cursormove(&ctx, wloffset, 0);
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screen_write_copy(&ctx, &window_list, wlstart, 0, wlwidth, 1);
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screen_free(&window_list);
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screen_write_stop(&ctx);
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out:
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free(left);
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free(right);
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if (grid_compare(c->status.grid, old_status.grid) == 0) {
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screen_free(&old_status);
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return (0);
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}
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screen_free(&old_status);
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return (1);
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}
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/* Replace special sequences in fmt. */
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char *
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status_replace(struct client *c, struct winlink *wl, const char *fmt, time_t t)
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{
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struct format_tree *ft;
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char *expanded;
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if (fmt == NULL)
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return (xstrdup(""));
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ft = format_create_status(1);
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format_defaults(ft, c, NULL, wl, NULL);
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expanded = format_expand_time(ft, fmt, t);
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format_free(ft);
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return (expanded);
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}
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/* Return winlink status line entry and adjust gc as necessary. */
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char *
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status_print(struct client *c, struct winlink *wl, time_t t,
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struct grid_cell *gc)
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{
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struct options *oo = &wl->window->options;
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struct session *s = c->session;
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const char *fmt;
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char *text;
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style_apply_update(gc, oo, "window-status-style");
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fmt = options_get_string(oo, "window-status-format");
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if (wl == s->curw) {
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style_apply_update(gc, oo, "window-status-current-style");
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fmt = options_get_string(oo, "window-status-current-format");
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}
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if (wl == TAILQ_FIRST(&s->lastw))
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style_apply_update(gc, oo, "window-status-last-style");
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if (wl->flags & WINLINK_BELL)
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style_apply_update(gc, oo, "window-status-bell-style");
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else if (wl->flags & (WINLINK_ACTIVITY|WINLINK_SILENCE))
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style_apply_update(gc, oo, "window-status-activity-style");
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text = status_replace(c, wl, fmt, t);
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return (text);
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}
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/* Set a status line message. */
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void
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status_message_set(struct client *c, const char *fmt, ...)
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{
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struct timeval tv;
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struct message_entry *msg, *msg1;
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va_list ap;
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int delay;
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u_int first, limit;
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limit = options_get_number(&global_options, "message-limit");
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status_prompt_clear(c);
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status_message_clear(c);
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va_start(ap, fmt);
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xvasprintf(&c->message_string, fmt, ap);
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va_end(ap);
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msg = xcalloc(1, sizeof *msg);
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msg->msg_time = time(NULL);
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msg->msg_num = c->message_next++;
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msg->msg = xstrdup(c->message_string);
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TAILQ_INSERT_TAIL(&c->message_log, msg, entry);
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first = c->message_next - limit;
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TAILQ_FOREACH_SAFE(msg, &c->message_log, entry, msg1) {
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if (msg->msg_num >= first)
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continue;
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free(msg->msg);
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TAILQ_REMOVE(&c->message_log, msg, entry);
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free(msg);
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}
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delay = options_get_number(&c->session->options, "display-time");
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tv.tv_sec = delay / 1000;
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tv.tv_usec = (delay % 1000) * 1000L;
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if (event_initialized(&c->message_timer))
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evtimer_del(&c->message_timer);
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evtimer_set(&c->message_timer, status_message_callback, c);
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evtimer_add(&c->message_timer, &tv);
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c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
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c->flags |= CLIENT_STATUS;
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}
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|
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/* Clear status line message. */
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void
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status_message_clear(struct client *c)
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{
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if (c->message_string == NULL)
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return;
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|
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free(c->message_string);
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c->message_string = NULL;
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|
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c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
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c->flags |= CLIENT_REDRAW; /* screen was frozen and may have changed */
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screen_reinit(&c->status);
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}
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|
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/* Clear status line message after timer expires. */
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void
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status_message_callback(unused int fd, unused short event, void *data)
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{
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struct client *c = data;
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status_message_clear(c);
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}
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|
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/* Draw client message on status line of present else on last line. */
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int
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status_message_redraw(struct client *c)
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{
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struct screen_write_ctx ctx;
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struct session *s = c->session;
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struct screen old_status;
|
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size_t len;
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struct grid_cell gc;
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int utf8flag;
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if (c->tty.sx == 0 || c->tty.sy == 0)
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return (0);
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memcpy(&old_status, &c->status, sizeof old_status);
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screen_init(&c->status, c->tty.sx, 1, 0);
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utf8flag = options_get_number(&s->options, "status-utf8");
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|
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len = screen_write_strlen(utf8flag, "%s", c->message_string);
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if (len > c->tty.sx)
|
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len = c->tty.sx;
|
|
|
|
style_apply(&gc, &s->options, "message-style");
|
|
|
|
screen_write_start(&ctx, NULL, &c->status);
|
|
|
|
screen_write_cursormove(&ctx, 0, 0);
|
|
screen_write_nputs(&ctx, len, &gc, utf8flag, "%s", c->message_string);
|
|
for (; len < c->tty.sx; len++)
|
|
screen_write_putc(&ctx, &gc, ' ');
|
|
|
|
screen_write_stop(&ctx);
|
|
|
|
if (grid_compare(c->status.grid, old_status.grid) == 0) {
|
|
screen_free(&old_status);
|
|
return (0);
|
|
}
|
|
screen_free(&old_status);
|
|
return (1);
|
|
}
|
|
|
|
/* Enable status line prompt. */
|
|
void
|
|
status_prompt_set(struct client *c, const char *msg, const char *input,
|
|
int (*callbackfn)(void *, const char *), void (*freefn)(void *),
|
|
void *data, int flags)
|
|
{
|
|
struct format_tree *ft;
|
|
int keys;
|
|
time_t t;
|
|
|
|
ft = format_create();
|
|
format_defaults(ft, c, NULL, NULL, NULL);
|
|
t = time(NULL);
|
|
|
|
status_message_clear(c);
|
|
status_prompt_clear(c);
|
|
|
|
c->prompt_string = format_expand_time(ft, msg, t);
|
|
|
|
c->prompt_buffer = format_expand_time(ft, input, t);
|
|
c->prompt_index = strlen(c->prompt_buffer);
|
|
|
|
c->prompt_callbackfn = callbackfn;
|
|
c->prompt_freefn = freefn;
|
|
c->prompt_data = data;
|
|
|
|
c->prompt_hindex = 0;
|
|
|
|
c->prompt_flags = flags;
|
|
|
|
keys = options_get_number(&c->session->options, "status-keys");
|
|
if (keys == MODEKEY_EMACS)
|
|
mode_key_init(&c->prompt_mdata, &mode_key_tree_emacs_edit);
|
|
else
|
|
mode_key_init(&c->prompt_mdata, &mode_key_tree_vi_edit);
|
|
|
|
c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
|
|
c->flags |= CLIENT_STATUS;
|
|
|
|
format_free(ft);
|
|
}
|
|
|
|
/* Remove status line prompt. */
|
|
void
|
|
status_prompt_clear(struct client *c)
|
|
{
|
|
if (c->prompt_string == NULL)
|
|
return;
|
|
|
|
if (c->prompt_freefn != NULL && c->prompt_data != NULL)
|
|
c->prompt_freefn(c->prompt_data);
|
|
|
|
free(c->prompt_string);
|
|
c->prompt_string = NULL;
|
|
|
|
free(c->prompt_buffer);
|
|
c->prompt_buffer = NULL;
|
|
|
|
c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
|
|
c->flags |= CLIENT_REDRAW; /* screen was frozen and may have changed */
|
|
|
|
screen_reinit(&c->status);
|
|
}
|
|
|
|
/* Update status line prompt with a new prompt string. */
|
|
void
|
|
status_prompt_update(struct client *c, const char *msg, const char *input)
|
|
{
|
|
struct format_tree *ft;
|
|
time_t t;
|
|
|
|
ft = format_create();
|
|
format_defaults(ft, c, NULL, NULL, NULL);
|
|
t = time(NULL);
|
|
|
|
free(c->prompt_string);
|
|
c->prompt_string = format_expand_time(ft, msg, t);
|
|
|
|
free(c->prompt_buffer);
|
|
c->prompt_buffer = format_expand_time(ft, input, t);
|
|
c->prompt_index = strlen(c->prompt_buffer);
|
|
|
|
c->prompt_hindex = 0;
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
|
|
format_free(ft);
|
|
}
|
|
|
|
/* Draw client prompt on status line of present else on last line. */
|
|
int
|
|
status_prompt_redraw(struct client *c)
|
|
{
|
|
struct screen_write_ctx ctx;
|
|
struct session *s = c->session;
|
|
struct screen old_status;
|
|
size_t i, size, left, len, off;
|
|
struct grid_cell gc, *gcp;
|
|
int utf8flag;
|
|
|
|
if (c->tty.sx == 0 || c->tty.sy == 0)
|
|
return (0);
|
|
memcpy(&old_status, &c->status, sizeof old_status);
|
|
screen_init(&c->status, c->tty.sx, 1, 0);
|
|
|
|
utf8flag = options_get_number(&s->options, "status-utf8");
|
|
|
|
len = screen_write_strlen(utf8flag, "%s", c->prompt_string);
|
|
if (len > c->tty.sx)
|
|
len = c->tty.sx;
|
|
off = 0;
|
|
|
|
/* Change colours for command mode. */
|
|
if (c->prompt_mdata.mode == 1)
|
|
style_apply(&gc, &s->options, "message-command-style");
|
|
else
|
|
style_apply(&gc, &s->options, "message-style");
|
|
|
|
screen_write_start(&ctx, NULL, &c->status);
|
|
|
|
screen_write_cursormove(&ctx, 0, 0);
|
|
screen_write_nputs(&ctx, len, &gc, utf8flag, "%s", c->prompt_string);
|
|
|
|
left = c->tty.sx - len;
|
|
if (left != 0) {
|
|
size = screen_write_strlen(utf8flag, "%s", c->prompt_buffer);
|
|
if (c->prompt_index >= left) {
|
|
off = c->prompt_index - left + 1;
|
|
if (c->prompt_index == size)
|
|
left--;
|
|
size = left;
|
|
}
|
|
screen_write_nputs(
|
|
&ctx, left, &gc, utf8flag, "%s", c->prompt_buffer + off);
|
|
|
|
for (i = len + size; i < c->tty.sx; i++)
|
|
screen_write_putc(&ctx, &gc, ' ');
|
|
}
|
|
|
|
screen_write_stop(&ctx);
|
|
|
|
/* Apply fake cursor. */
|
|
off = len + c->prompt_index - off;
|
|
gcp = grid_view_get_cell(c->status.grid, off, 0);
|
|
gcp->attr ^= GRID_ATTR_REVERSE;
|
|
|
|
if (grid_compare(c->status.grid, old_status.grid) == 0) {
|
|
screen_free(&old_status);
|
|
return (0);
|
|
}
|
|
screen_free(&old_status);
|
|
return (1);
|
|
}
|
|
|
|
/* Handle keys in prompt. */
|
|
void
|
|
status_prompt_key(struct client *c, int key)
|
|
{
|
|
struct session *sess = c->session;
|
|
struct options *oo = &sess->options;
|
|
struct paste_buffer *pb;
|
|
char *s, *first, *last, word[64], swapc;
|
|
const char *histstr;
|
|
const char *wsep = NULL;
|
|
u_char ch;
|
|
size_t size, n, off, idx;
|
|
|
|
size = strlen(c->prompt_buffer);
|
|
switch (mode_key_lookup(&c->prompt_mdata, key, NULL)) {
|
|
case MODEKEYEDIT_CURSORLEFT:
|
|
if (c->prompt_index > 0) {
|
|
c->prompt_index--;
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_SWITCHMODE:
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_SWITCHMODEAPPEND:
|
|
c->flags |= CLIENT_STATUS;
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_CURSORRIGHT:
|
|
if (c->prompt_index < size) {
|
|
c->prompt_index++;
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_SWITCHMODEBEGINLINE:
|
|
c->flags |= CLIENT_STATUS;
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_STARTOFLINE:
|
|
if (c->prompt_index != 0) {
|
|
c->prompt_index = 0;
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_SWITCHMODEAPPENDLINE:
|
|
c->flags |= CLIENT_STATUS;
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_ENDOFLINE:
|
|
if (c->prompt_index != size) {
|
|
c->prompt_index = size;
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_COMPLETE:
|
|
if (*c->prompt_buffer == '\0')
|
|
break;
|
|
|
|
idx = c->prompt_index;
|
|
if (idx != 0)
|
|
idx--;
|
|
|
|
/* Find the word we are in. */
|
|
first = c->prompt_buffer + idx;
|
|
while (first > c->prompt_buffer && *first != ' ')
|
|
first--;
|
|
while (*first == ' ')
|
|
first++;
|
|
last = c->prompt_buffer + idx;
|
|
while (*last != '\0' && *last != ' ')
|
|
last++;
|
|
while (*last == ' ')
|
|
last--;
|
|
if (*last != '\0')
|
|
last++;
|
|
if (last <= first ||
|
|
((size_t) (last - first)) > (sizeof word) - 1)
|
|
break;
|
|
memcpy(word, first, last - first);
|
|
word[last - first] = '\0';
|
|
|
|
/* And try to complete it. */
|
|
if ((s = status_prompt_complete(sess, word)) == NULL)
|
|
break;
|
|
|
|
/* Trim out word. */
|
|
n = size - (last - c->prompt_buffer) + 1; /* with \0 */
|
|
memmove(first, last, n);
|
|
size -= last - first;
|
|
|
|
/* Insert the new word. */
|
|
size += strlen(s);
|
|
off = first - c->prompt_buffer;
|
|
c->prompt_buffer = xrealloc(c->prompt_buffer, size + 1);
|
|
first = c->prompt_buffer + off;
|
|
memmove(first + strlen(s), first, n);
|
|
memcpy(first, s, strlen(s));
|
|
|
|
c->prompt_index = (first - c->prompt_buffer) + strlen(s);
|
|
free(s);
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_BACKSPACE:
|
|
if (c->prompt_index != 0) {
|
|
if (c->prompt_index == size)
|
|
c->prompt_buffer[--c->prompt_index] = '\0';
|
|
else {
|
|
memmove(c->prompt_buffer + c->prompt_index - 1,
|
|
c->prompt_buffer + c->prompt_index,
|
|
size + 1 - c->prompt_index);
|
|
c->prompt_index--;
|
|
}
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_DELETE:
|
|
case MODEKEYEDIT_SWITCHMODESUBSTITUTE:
|
|
if (c->prompt_index != size) {
|
|
memmove(c->prompt_buffer + c->prompt_index,
|
|
c->prompt_buffer + c->prompt_index + 1,
|
|
size + 1 - c->prompt_index);
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_DELETELINE:
|
|
case MODEKEYEDIT_SWITCHMODESUBSTITUTELINE:
|
|
*c->prompt_buffer = '\0';
|
|
c->prompt_index = 0;
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_DELETETOENDOFLINE:
|
|
case MODEKEYEDIT_SWITCHMODECHANGELINE:
|
|
if (c->prompt_index < size) {
|
|
c->prompt_buffer[c->prompt_index] = '\0';
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_DELETEWORD:
|
|
wsep = options_get_string(oo, "word-separators");
|
|
idx = c->prompt_index;
|
|
|
|
/* Find a non-separator. */
|
|
while (idx != 0) {
|
|
idx--;
|
|
if (!strchr(wsep, c->prompt_buffer[idx]))
|
|
break;
|
|
}
|
|
|
|
/* Find the separator at the beginning of the word. */
|
|
while (idx != 0) {
|
|
idx--;
|
|
if (strchr(wsep, c->prompt_buffer[idx])) {
|
|
/* Go back to the word. */
|
|
idx++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
memmove(c->prompt_buffer + idx,
|
|
c->prompt_buffer + c->prompt_index,
|
|
size + 1 - c->prompt_index);
|
|
memset(c->prompt_buffer + size - (c->prompt_index - idx),
|
|
'\0', c->prompt_index - idx);
|
|
c->prompt_index = idx;
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_NEXTSPACE:
|
|
wsep = " ";
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_NEXTWORD:
|
|
if (wsep == NULL)
|
|
wsep = options_get_string(oo, "word-separators");
|
|
|
|
/* Find a separator. */
|
|
while (c->prompt_index != size) {
|
|
c->prompt_index++;
|
|
if (strchr(wsep, c->prompt_buffer[c->prompt_index]))
|
|
break;
|
|
}
|
|
|
|
/* Find the word right after the separation. */
|
|
while (c->prompt_index != size) {
|
|
c->prompt_index++;
|
|
if (!strchr(wsep, c->prompt_buffer[c->prompt_index]))
|
|
break;
|
|
}
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_NEXTSPACEEND:
|
|
wsep = " ";
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_NEXTWORDEND:
|
|
if (wsep == NULL)
|
|
wsep = options_get_string(oo, "word-separators");
|
|
|
|
/* Find a word. */
|
|
while (c->prompt_index != size) {
|
|
c->prompt_index++;
|
|
if (!strchr(wsep, c->prompt_buffer[c->prompt_index]))
|
|
break;
|
|
}
|
|
|
|
/* Find the separator at the end of the word. */
|
|
while (c->prompt_index != size) {
|
|
c->prompt_index++;
|
|
if (strchr(wsep, c->prompt_buffer[c->prompt_index]))
|
|
break;
|
|
}
|
|
|
|
/* Back up to the end-of-word like vi. */
|
|
if (options_get_number(oo, "status-keys") == MODEKEY_VI &&
|
|
c->prompt_index != 0)
|
|
c->prompt_index--;
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_PREVIOUSSPACE:
|
|
wsep = " ";
|
|
/* FALLTHROUGH */
|
|
case MODEKEYEDIT_PREVIOUSWORD:
|
|
if (wsep == NULL)
|
|
wsep = options_get_string(oo, "word-separators");
|
|
|
|
/* Find a non-separator. */
|
|
while (c->prompt_index != 0) {
|
|
c->prompt_index--;
|
|
if (!strchr(wsep, c->prompt_buffer[c->prompt_index]))
|
|
break;
|
|
}
|
|
|
|
/* Find the separator at the beginning of the word. */
|
|
while (c->prompt_index != 0) {
|
|
c->prompt_index--;
|
|
if (strchr(wsep, c->prompt_buffer[c->prompt_index])) {
|
|
/* Go back to the word. */
|
|
c->prompt_index++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_HISTORYUP:
|
|
histstr = status_prompt_up_history(&c->prompt_hindex);
|
|
if (histstr == NULL)
|
|
break;
|
|
free(c->prompt_buffer);
|
|
c->prompt_buffer = xstrdup(histstr);
|
|
c->prompt_index = strlen(c->prompt_buffer);
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_HISTORYDOWN:
|
|
histstr = status_prompt_down_history(&c->prompt_hindex);
|
|
if (histstr == NULL)
|
|
break;
|
|
free(c->prompt_buffer);
|
|
c->prompt_buffer = xstrdup(histstr);
|
|
c->prompt_index = strlen(c->prompt_buffer);
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_PASTE:
|
|
if ((pb = paste_get_top()) == NULL)
|
|
break;
|
|
for (n = 0; n < pb->size; n++) {
|
|
ch = (u_char) pb->data[n];
|
|
if (ch < 32 || ch == 127)
|
|
break;
|
|
}
|
|
|
|
c->prompt_buffer = xrealloc(c->prompt_buffer, size + n + 1);
|
|
if (c->prompt_index == size) {
|
|
memcpy(c->prompt_buffer + c->prompt_index, pb->data, n);
|
|
c->prompt_index += n;
|
|
c->prompt_buffer[c->prompt_index] = '\0';
|
|
} else {
|
|
memmove(c->prompt_buffer + c->prompt_index + n,
|
|
c->prompt_buffer + c->prompt_index,
|
|
size + 1 - c->prompt_index);
|
|
memcpy(c->prompt_buffer + c->prompt_index, pb->data, n);
|
|
c->prompt_index += n;
|
|
}
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
case MODEKEYEDIT_TRANSPOSECHARS:
|
|
idx = c->prompt_index;
|
|
if (idx < size)
|
|
idx++;
|
|
if (idx >= 2) {
|
|
swapc = c->prompt_buffer[idx - 2];
|
|
c->prompt_buffer[idx - 2] = c->prompt_buffer[idx - 1];
|
|
c->prompt_buffer[idx - 1] = swapc;
|
|
c->prompt_index = idx;
|
|
c->flags |= CLIENT_STATUS;
|
|
}
|
|
break;
|
|
case MODEKEYEDIT_ENTER:
|
|
if (*c->prompt_buffer != '\0')
|
|
status_prompt_add_history(c->prompt_buffer);
|
|
if (c->prompt_callbackfn(c->prompt_data, c->prompt_buffer) == 0)
|
|
status_prompt_clear(c);
|
|
break;
|
|
case MODEKEYEDIT_CANCEL:
|
|
if (c->prompt_callbackfn(c->prompt_data, NULL) == 0)
|
|
status_prompt_clear(c);
|
|
break;
|
|
case MODEKEY_OTHER:
|
|
if ((key & 0xff00) != 0 || key < 32 || key == 127)
|
|
break;
|
|
c->prompt_buffer = xrealloc(c->prompt_buffer, size + 2);
|
|
|
|
if (c->prompt_index == size) {
|
|
c->prompt_buffer[c->prompt_index++] = key;
|
|
c->prompt_buffer[c->prompt_index] = '\0';
|
|
} else {
|
|
memmove(c->prompt_buffer + c->prompt_index + 1,
|
|
c->prompt_buffer + c->prompt_index,
|
|
size + 1 - c->prompt_index);
|
|
c->prompt_buffer[c->prompt_index++] = key;
|
|
}
|
|
|
|
if (c->prompt_flags & PROMPT_SINGLE) {
|
|
if (c->prompt_callbackfn(
|
|
c->prompt_data, c->prompt_buffer) == 0)
|
|
status_prompt_clear(c);
|
|
}
|
|
|
|
c->flags |= CLIENT_STATUS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Get previous line from the history. */
|
|
const char *
|
|
status_prompt_up_history(u_int *idx)
|
|
{
|
|
/*
|
|
* History runs from 0 to size - 1. Index is from 0 to size. Zero is
|
|
* empty.
|
|
*/
|
|
|
|
if (status_prompt_hsize == 0 || *idx == status_prompt_hsize)
|
|
return (NULL);
|
|
(*idx)++;
|
|
return (status_prompt_hlist[status_prompt_hsize - *idx]);
|
|
}
|
|
|
|
/* Get next line from the history. */
|
|
const char *
|
|
status_prompt_down_history(u_int *idx)
|
|
{
|
|
if (status_prompt_hsize == 0 || *idx == 0)
|
|
return ("");
|
|
(*idx)--;
|
|
if (*idx == 0)
|
|
return ("");
|
|
return (status_prompt_hlist[status_prompt_hsize - *idx]);
|
|
}
|
|
|
|
/* Add line to the history. */
|
|
void
|
|
status_prompt_add_history(const char *line)
|
|
{
|
|
size_t size;
|
|
|
|
if (status_prompt_hsize > 0 &&
|
|
strcmp(status_prompt_hlist[status_prompt_hsize - 1], line) == 0)
|
|
return;
|
|
|
|
if (status_prompt_hsize == PROMPT_HISTORY) {
|
|
free(status_prompt_hlist[0]);
|
|
|
|
size = (PROMPT_HISTORY - 1) * sizeof *status_prompt_hlist;
|
|
memmove(&status_prompt_hlist[0], &status_prompt_hlist[1], size);
|
|
|
|
status_prompt_hlist[status_prompt_hsize - 1] = xstrdup(line);
|
|
return;
|
|
}
|
|
|
|
status_prompt_hlist = xreallocarray(status_prompt_hlist,
|
|
status_prompt_hsize + 1, sizeof *status_prompt_hlist);
|
|
status_prompt_hlist[status_prompt_hsize++] = xstrdup(line);
|
|
}
|
|
|
|
/* Build completion list. */
|
|
const char **
|
|
status_prompt_complete_list(u_int *size, const char *s)
|
|
{
|
|
const char **list = NULL, **layout;
|
|
const struct cmd_entry **cmdent;
|
|
const struct options_table_entry *oe;
|
|
const char *layouts[] = {
|
|
"even-horizontal", "even-vertical", "main-horizontal",
|
|
"main-vertical", "tiled", NULL
|
|
};
|
|
|
|
*size = 0;
|
|
for (cmdent = cmd_table; *cmdent != NULL; cmdent++) {
|
|
if (strncmp((*cmdent)->name, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, (*size) + 1, sizeof *list);
|
|
list[(*size)++] = (*cmdent)->name;
|
|
}
|
|
}
|
|
for (oe = server_options_table; oe->name != NULL; oe++) {
|
|
if (strncmp(oe->name, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, (*size) + 1, sizeof *list);
|
|
list[(*size)++] = oe->name;
|
|
}
|
|
}
|
|
for (oe = session_options_table; oe->name != NULL; oe++) {
|
|
if (strncmp(oe->name, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, (*size) + 1, sizeof *list);
|
|
list[(*size)++] = oe->name;
|
|
}
|
|
}
|
|
for (oe = window_options_table; oe->name != NULL; oe++) {
|
|
if (strncmp(oe->name, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, (*size) + 1, sizeof *list);
|
|
list[(*size)++] = oe->name;
|
|
}
|
|
}
|
|
for (layout = layouts; *layout != NULL; layout++) {
|
|
if (strncmp(*layout, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, (*size) + 1, sizeof *list);
|
|
list[(*size)++] = *layout;
|
|
}
|
|
}
|
|
return (list);
|
|
}
|
|
|
|
/* Find longest prefix. */
|
|
char *
|
|
status_prompt_complete_prefix(const char **list, u_int size)
|
|
{
|
|
char *out;
|
|
u_int i;
|
|
size_t j;
|
|
|
|
out = xstrdup(list[0]);
|
|
for (i = 1; i < size; i++) {
|
|
j = strlen(list[i]);
|
|
if (j > strlen(out))
|
|
j = strlen(out);
|
|
for (; j > 0; j--) {
|
|
if (out[j - 1] != list[i][j - 1])
|
|
out[j - 1] = '\0';
|
|
}
|
|
}
|
|
return (out);
|
|
}
|
|
|
|
/* Complete word. */
|
|
char *
|
|
status_prompt_complete(struct session *sess, const char *s)
|
|
{
|
|
const char **list = NULL, *colon;
|
|
u_int size = 0, i;
|
|
struct session *s_loop;
|
|
struct winlink *wl;
|
|
struct window *w;
|
|
char *copy, *out, *tmp;
|
|
|
|
if (*s == '\0')
|
|
return (NULL);
|
|
out = NULL;
|
|
|
|
if (strncmp(s, "-t", 2) != 0 && strncmp(s, "-s", 2) != 0) {
|
|
list = status_prompt_complete_list(&size, s);
|
|
if (size == 0)
|
|
out = NULL;
|
|
else if (size == 1)
|
|
xasprintf(&out, "%s ", list[0]);
|
|
else
|
|
out = status_prompt_complete_prefix(list, size);
|
|
free(list);
|
|
return (out);
|
|
}
|
|
copy = xstrdup(s);
|
|
|
|
colon = ":";
|
|
if (copy[strlen(copy) - 1] == ':')
|
|
copy[strlen(copy) - 1] = '\0';
|
|
else
|
|
colon = "";
|
|
s = copy + 2;
|
|
|
|
RB_FOREACH(s_loop, sessions, &sessions) {
|
|
if (strncmp(s_loop->name, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, size + 2, sizeof *list);
|
|
list[size++] = s_loop->name;
|
|
}
|
|
}
|
|
if (size == 1) {
|
|
out = xstrdup(list[0]);
|
|
if (session_find(list[0]) != NULL)
|
|
colon = ":";
|
|
} else if (size != 0)
|
|
out = status_prompt_complete_prefix(list, size);
|
|
if (out != NULL) {
|
|
xasprintf(&tmp, "-%c%s%s", copy[1], out, colon);
|
|
out = tmp;
|
|
goto found;
|
|
}
|
|
|
|
colon = "";
|
|
if (*s == ':') {
|
|
RB_FOREACH(wl, winlinks, &sess->windows) {
|
|
xasprintf(&tmp, ":%s", wl->window->name);
|
|
if (strncmp(tmp, s, strlen(s)) == 0){
|
|
list = xreallocarray(list, size + 1,
|
|
sizeof *list);
|
|
list[size++] = tmp;
|
|
continue;
|
|
}
|
|
free(tmp);
|
|
|
|
xasprintf(&tmp, ":%d", wl->idx);
|
|
if (strncmp(tmp, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, size + 1,
|
|
sizeof *list);
|
|
list[size++] = tmp;
|
|
continue;
|
|
}
|
|
free(tmp);
|
|
}
|
|
} else {
|
|
RB_FOREACH(s_loop, sessions, &sessions) {
|
|
RB_FOREACH(wl, winlinks, &s_loop->windows) {
|
|
w = wl->window;
|
|
|
|
xasprintf(&tmp, "%s:%s", s_loop->name, w->name);
|
|
if (strncmp(tmp, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, size + 1,
|
|
sizeof *list);
|
|
list[size++] = tmp;
|
|
continue;
|
|
}
|
|
free(tmp);
|
|
|
|
xasprintf(&tmp, "%s:%d", s_loop->name, wl->idx);
|
|
if (strncmp(tmp, s, strlen(s)) == 0) {
|
|
list = xreallocarray(list, size + 1,
|
|
sizeof *list);
|
|
list[size++] = tmp;
|
|
continue;
|
|
}
|
|
free(tmp);
|
|
}
|
|
}
|
|
}
|
|
if (size == 1) {
|
|
out = xstrdup(list[0]);
|
|
colon = " ";
|
|
} else if (size != 0)
|
|
out = status_prompt_complete_prefix(list, size);
|
|
if (out != NULL) {
|
|
xasprintf(&tmp, "-%c%s%s", copy[1], out, colon);
|
|
out = tmp;
|
|
}
|
|
|
|
for (i = 0; i < size; i++)
|
|
free((void *)list[i]);
|
|
|
|
found:
|
|
free(copy);
|
|
free(list);
|
|
return (out);
|
|
}
|