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Handle DSR for resize(1).
This commit is contained in:
Nicholas Marriott
parent
e21587864a
commit
ebeb14211d
3
CHANGES
3
CHANGES
@ -1,5 +1,6 @@
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24 October 2007
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* (nicm) Support for \e6n to request cursor position. resize(1) now works.
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* (nicm) Support for \e7, \e8 save/restore cursor and attribute sequences.
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Currently don't save mode (probably should). Also change some cases where
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out-of-bound values are ignored to limit them to within range (there are
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@ -158,5 +159,5 @@
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(including mutt, emacs). No status bar yet and no key remapping or other
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customisation.
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$Id: CHANGES,v 1.49 2007-10-24 15:01:23 nicm Exp $
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$Id: CHANGES,v 1.50 2007-10-24 15:29:27 nicm Exp $
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59
input.c
59
input.c
@ -1,4 +1,4 @@
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/* $Id: input.c,v 1.26 2007-10-24 15:01:25 nicm Exp $ */
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/* $Id: input.c,v 1.27 2007-10-24 15:29:28 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -73,6 +73,7 @@ void input_handle_sequence_sm(struct input_ctx *);
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void input_handle_sequence_rm(struct input_ctx *);
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void input_handle_sequence_decstbm(struct input_ctx *);
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void input_handle_sequence_sgr(struct input_ctx *);
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void input_handle_sequence_dsr(struct input_ctx *);
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int
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input_new_argument(struct input_ctx *ictx)
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@ -124,32 +125,35 @@ input_get_argument(struct input_ctx *ictx, u_int i, uint16_t *n, uint16_t d)
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}
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void
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input_init(struct input_ctx *ictx, struct screen *s)
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input_init(struct window *w)
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{
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ictx->s = s;
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ARRAY_INIT(&w->ictx.args);
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ARRAY_INIT(&ictx->args);
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ictx->state = input_state_first;
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w->ictx.state = input_state_first;
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}
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void
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input_free(struct input_ctx *ictx)
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input_free(struct window *w)
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{
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ARRAY_FREE(&ictx->args);
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ARRAY_FREE(&w->ictx.args);
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}
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void
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input_parse(struct input_ctx *ictx, u_char *buf, size_t len, struct buffer *b)
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input_parse(struct window *w, struct buffer *b)
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{
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u_char ch;
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struct input_ctx *ictx = &w->ictx;
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u_char ch;
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ictx->buf = buf;
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ictx->len = len;
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if (BUFFER_USED(w->in) == 0)
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return;
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ictx->buf = BUFFER_OUT(w->in);
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ictx->len = BUFFER_USED(w->in);
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ictx->off = 0;
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ictx->w = w;
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ictx->s = &w->screen;
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ictx->b = b;
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ictx->flags = 0;
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log_debug2("entry; buffer=%zu", ictx->len);
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@ -157,6 +161,8 @@ input_parse(struct input_ctx *ictx, u_char *buf, size_t len, struct buffer *b)
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ch = ictx->buf[ictx->off++];
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ictx->state = ictx->state(ch, ictx);
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}
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buffer_remove(w->in, ictx->len);
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}
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void *
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@ -389,7 +395,7 @@ input_handle_c0_control(u_char ch, struct input_ctx *ictx)
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ictx->s->cx = 0;
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break;
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case '\007': /* BELL */
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ictx->flags |= INPUT_BELL;
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ictx->w->flags |= WINDOW_BELL;
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return;
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case '\010': /* BS */
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if (ictx->s->cx > 0)
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@ -493,6 +499,7 @@ input_handle_sequence(u_char ch, struct input_ctx *ictx)
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{ 'h', input_handle_sequence_sm },
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{ 'l', input_handle_sequence_rm },
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{ 'm', input_handle_sequence_sgr },
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{ 'n', input_handle_sequence_dsr },
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{ 'r', input_handle_sequence_decstbm },
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};
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u_int i;
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@ -929,6 +936,30 @@ input_handle_sequence_rm(struct input_ctx *ictx)
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}
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}
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void
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input_handle_sequence_dsr(struct input_ctx *ictx)
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{
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uint16_t n;
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char reply[32];
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if (ARRAY_LENGTH(&ictx->args) > 1)
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return;
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if (input_get_argument(ictx, 0, &n, 0) != 0)
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return;
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if (ictx->private == '\0') {
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switch (n) {
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case 6: /* cursor position */
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xsnprintf(reply, sizeof reply,
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"\033[%u;%uR", ictx->s->cy + 1, ictx->s->cx + 1);
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log_debug("cursor request, reply: %s", reply);
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buffer_write(ictx->w->out, reply, strlen(reply));
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break;
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}
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}
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}
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void
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input_handle_sequence_decstbm(struct input_ctx *ictx)
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{
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18
tmux.h
18
tmux.h
@ -1,4 +1,4 @@
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/* $Id: tmux.h,v 1.67 2007-10-24 15:01:25 nicm Exp $ */
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/* $Id: tmux.h,v 1.68 2007-10-24 15:29:28 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -368,15 +368,15 @@ struct input_arg {
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/* Input parser context. */
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struct input_ctx {
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struct window *w;
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struct buffer *b;
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struct screen *s;
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u_char *buf;
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size_t len;
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size_t off;
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int flags;
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#define INPUT_BELL 0x1
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struct buffer *b;
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struct screen *s;
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struct buffer *replyb; /* replies to information requests */
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u_char title_buf[MAXTITLELEN];
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size_t title_len;
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@ -616,9 +616,9 @@ void status_write(struct client *c);
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void recalculate_sizes(void);
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/* input.c */
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void input_init(struct input_ctx *, struct screen *);
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void input_free(struct input_ctx *);
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void input_parse(struct input_ctx *, u_char *, size_t, struct buffer *);
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void input_init(struct window *);
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void input_free(struct window *);
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void input_parse(struct window *, struct buffer *);
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uint8_t input_extract8(struct buffer *);
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uint16_t input_extract16(struct buffer *);
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void input_store8(struct buffer *, uint8_t);
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28
window.c
28
window.c
@ -1,4 +1,4 @@
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/* $Id: window.c,v 1.22 2007-10-24 11:30:02 nicm Exp $ */
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/* $Id: window.c,v 1.23 2007-10-24 15:29:29 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -101,7 +101,7 @@ window_create(
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w->in = buffer_create(BUFSIZ);
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w->out = buffer_create(BUFSIZ);
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screen_create(&w->screen, sx, sy);
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input_init(&w->ictx, &w->screen);
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input_init(w);
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if (name == NULL) {
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/* XXX */
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@ -182,7 +182,7 @@ window_destroy(struct window *w)
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{
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close(w->fd);
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input_free(&w->ictx);
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input_free(w);
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screen_destroy(&w->screen);
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@ -303,27 +303,9 @@ window_key(struct window *w, int key)
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input_translate_key(w->out, key);
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}
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/*
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* Process window output. Output is translated into a series of escape
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* sequences and strings and returned.
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*/
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/* Process output data from child process. */
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void
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window_data(struct window *w, struct buffer *b)
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{
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FILE *f;
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if (BUFFER_USED(w->in) == 0)
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return;
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if (debug_level > 2) {
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f = fopen("tmux-in.log", "a+");
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fwrite(BUFFER_OUT(w->in), BUFFER_USED(w->in), 1, f);
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fclose(f);
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}
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input_parse(&w->ictx, BUFFER_OUT(w->in), BUFFER_USED(w->in), b);
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buffer_remove(w->in, BUFFER_USED(w->in));
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if (INPUT_FLAGS(&w->ictx) & INPUT_BELL)
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w->flags |= WINDOW_BELL;
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input_parse(w, b);
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}
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