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Implement the CBT (backward tab) sequence (\033[Z).
This commit is contained in:
parent
1b245388b5
commit
63b38ef628
28
input.c
28
input.c
@ -1,4 +1,4 @@
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/* $OpenBSD: input.c,v 1.7 2009/06/04 18:48:24 nicm Exp $ */
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/* $OpenBSD: input.c,v 1.8 2009/06/04 21:02:21 nicm Exp $ */
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/*
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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@ -67,6 +67,7 @@ void input_handle_sequence_cud(struct input_ctx *);
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void input_handle_sequence_cuf(struct input_ctx *);
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void input_handle_sequence_cuf(struct input_ctx *);
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void input_handle_sequence_cub(struct input_ctx *);
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void input_handle_sequence_cub(struct input_ctx *);
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void input_handle_sequence_dch(struct input_ctx *);
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void input_handle_sequence_dch(struct input_ctx *);
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void input_handle_sequence_cbt(struct input_ctx *);
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void input_handle_sequence_dl(struct input_ctx *);
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void input_handle_sequence_dl(struct input_ctx *);
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void input_handle_sequence_ich(struct input_ctx *);
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void input_handle_sequence_ich(struct input_ctx *);
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void input_handle_sequence_il(struct input_ctx *);
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void input_handle_sequence_il(struct input_ctx *);
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@ -102,6 +103,7 @@ const struct input_sequence_entry input_sequence_table[] = {
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{ 'L', input_handle_sequence_il },
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{ 'L', input_handle_sequence_il },
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{ 'M', input_handle_sequence_dl },
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{ 'M', input_handle_sequence_dl },
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{ 'P', input_handle_sequence_dch },
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{ 'P', input_handle_sequence_dch },
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{ 'Z', input_handle_sequence_cbt },
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{ 'd', input_handle_sequence_vpa },
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{ 'd', input_handle_sequence_vpa },
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{ 'f', input_handle_sequence_cup },
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{ 'f', input_handle_sequence_cup },
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{ 'g', input_handle_sequence_tbc },
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{ 'g', input_handle_sequence_tbc },
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@ -927,6 +929,30 @@ input_handle_sequence_dch(struct input_ctx *ictx)
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screen_write_deletecharacter(&ictx->ctx, n);
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screen_write_deletecharacter(&ictx->ctx, n);
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}
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}
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void
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input_handle_sequence_cbt(struct input_ctx *ictx)
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{
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struct screen *s = ictx->ctx.s;
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uint16_t n;
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if (ictx->private != '\0')
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return;
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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, 1) != 0)
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return;
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if (n == 0)
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n = 1;
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/* Find the previous tab point, n times. */
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while (s->cx > 0 && n-- > 0) {
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do
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s->cx--;
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while (s->cx > 0 && !bit_test(s->tabs, s->cx));
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}
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}
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void
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void
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input_handle_sequence_dl(struct input_ctx *ictx)
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input_handle_sequence_dl(struct input_ctx *ictx)
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{
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{
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