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Change the behaviour of extended-keys always slightly so that

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applications can still enter mode 2 if they want, they just cannot turn
extended keys off entirely. From Stanislav Kljuhhin.
This commit is contained in:
nicm 2024-09-16 20:38:48 +00:00
parent d8b66110f7
commit f897049935
1 changed files with 24 additions and 18 deletions
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42
input.c
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@ -1349,7 +1349,7 @@ input_csi_dispatch(struct input_ctx *ictx)
struct screen_write_ctx *sctx = &ictx->ctx;
struct screen *s = sctx->s;
struct input_table_entry *entry;
int i, n, m;
int i, n, m, ek;
u_int cx, bg = ictx->cell.cell.bg;
if (ictx->flags & INPUT_DISCARD)
@ -1407,30 +1407,36 @@ input_csi_dispatch(struct input_ctx *ictx)
break;
case INPUT_CSI_MODSET:
n = input_get(ictx, 0, 0, 0);
m = input_get(ictx, 1, 0, 0);
/*
* Set the extended key reporting mode as per the client request,
* unless "extended-keys always" forces us into mode 1.
*/
if (options_get_number(global_options, "extended-keys") != 1)
if (n != 4)
break;
screen_write_mode_clear(sctx,
MODE_KEYS_EXTENDED|MODE_KEYS_EXTENDED_2);
if (n == 4 && m == 1)
screen_write_mode_set(sctx, MODE_KEYS_EXTENDED);
if (n == 4 && m == 2)
m = input_get(ictx, 1, 0, 0);
/*
* Set the extended key reporting mode as per the client
* request, unless "extended-keys" is set to "off".
*/
ek = options_get_number(global_options, "extended-keys");
if (ek == 0)
break;
screen_write_mode_clear(sctx, EXTENDED_KEY_MODES);
if (m == 2)
screen_write_mode_set(sctx, MODE_KEYS_EXTENDED_2);
else if (m == 1 || ek == 2)
screen_write_mode_set(sctx, MODE_KEYS_EXTENDED);
break;
case INPUT_CSI_MODOFF:
n = input_get(ictx, 0, 0, 0);
if (n != 4)
break;
/*
* Clear the extended key reporting mode as per the client request,
* unless "extended-keys always" forces us into mode 1.
* Clear the extended key reporting mode as per the client
* request, unless "extended-keys always" forces into mode 1.
*/
if (n == 4) {
screen_write_mode_clear(sctx,
MODE_KEYS_EXTENDED|MODE_KEYS_EXTENDED_2);
}
screen_write_mode_clear(sctx,
MODE_KEYS_EXTENDED|MODE_KEYS_EXTENDED_2);
if (options_get_number(global_options, "extended-keys") == 2)
screen_write_mode_set(sctx, MODE_KEYS_EXTENDED);
break;
case INPUT_CSI_WINOPS:
input_csi_dispatch_winops(ictx);