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csi: implement private modes 2034 + 2038

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2034 enables window resize notifications, with the notifications being
in pixels.

2038 does the same, but in characters instead of pixels.

See
https://gist.github.com/rockorager/e695fb2924d36b2bcf1fff4a3704bd83
for specification
This commit is contained in:
Daniel Eklöf 2024-06-28 18:38:03 +02:00
parent cbe399ecd9
commit 774c60602b
No known key found for this signature in database
GPG key ID: 5BBD4992C116573F
6 changed files with 119 additions and 30 deletions
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54
csi.c
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@ -500,6 +500,20 @@ decset_decrst(struct terminal *term, unsigned param, bool enable)
term->grapheme_shaping = enable;
break;
case 2034:
if (enable)
term_enable_size_notifications_pixels(term);
else
term_disable_size_notifications_pixels(term);
break;
case 2038:
if (enable)
term_enable_size_notifications_chars(term);
else
term_disable_size_notifications_chars(term);
break;
case 8452:
term->sixel.cursor_right_of_graphics = enable;
break;
@ -587,6 +601,8 @@ decrqm(const struct terminal *term, unsigned param)
case 2027: return term->conf->tweak.grapheme_width_method != GRAPHEME_WIDTH_DOUBLE
? DECRPM_PERMANENTLY_RESET
: decrpm(term->grapheme_shaping);
case 2034: return decrpm(term->size_notifications_pixels);
case 2038: return decrpm(term->size_notifications_chars);
case 8452: return decrpm(term->sixel.cursor_right_of_graphics);
case 737769: return decrpm(term_ime_is_enabled(term));
}
@ -631,6 +647,8 @@ xtsave(struct terminal *term, unsigned param)
case 2004: term->xtsave.bracketed_paste = term->bracketed_paste; break;
case 2026: term->xtsave.app_sync_updates = term->render.app_sync_updates.enabled; break;
case 2027: term->xtsave.grapheme_shaping = term->grapheme_shaping; break;
case 2034: term->xtsave.size_notifications_pixels = term->size_notifications_pixels; break;
case 2038: term->xtsave.size_notifications_chars = term->size_notifications_chars; break;
case 8452: term->xtsave.sixel_cursor_right_of_graphics = term->sixel.cursor_right_of_graphics; break;
case 737769: term->xtsave.ime = term_ime_is_enabled(term); break;
}
@ -674,6 +692,8 @@ xtrestore(struct terminal *term, unsigned param)
case 2004: enable = term->xtsave.bracketed_paste; break;
case 2026: enable = term->xtsave.app_sync_updates; break;
case 2027: enable = term->xtsave.grapheme_shaping; break;
case 2034: enable = term->xtsave.size_notifications_pixels; break;
case 2038: enable = term->xtsave.size_notifications_chars; break;
case 8452: enable = term->xtsave.sixel_cursor_right_of_graphics; break;
case 737769: enable = term->xtsave.ime; break;
@ -1204,33 +1224,10 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
}
case 14: { /* report window size in pixels */
int width = -1;
int height = -1;
case 14: { /* report window/text-area size in pixels */
switch (vt_param_get(term, 1, 0)) {
case 0:
/* text area size */
width = term->width - term->margins.left - term->margins.right;
height = term->height - term->margins.top - term->margins.bottom;
break;
case 2:
/* window size */
width = term->width;
height = term->height;
break;
default:
UNHANDLED();
break;
}
if (width >= 0 && height >= 0) {
char reply[64];
size_t n = xsnprintf(
reply, sizeof(reply), "\033[4;%d;%dt", height, width);
term_to_slave(term, reply, n);
case 0: term_report_window_size_pixels(term, false); break;
case 2: term_report_window_size_pixels(term, true); break;
}
break;
}
@ -1259,10 +1256,7 @@ csi_dispatch(struct terminal *term, uint8_t final)
}
case 18: { /* text area size in chars */
char reply[64];
size_t n = xsnprintf(reply, sizeof(reply), "\033[8;%d;%dt",
term->rows, term->cols);
term_to_slave(term, reply, n);
term_report_window_size_chars(term);
break;
}