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Use a macro-based mask for obtaining a key or modifier-set from the

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combination. Display C-@, etc, as C-Space, in list-keys. By Micah Cowan.
This commit is contained in:
Nicholas Marriott
2010-06-06 19:00:13 +00:00
parent 4e3bed2035
commit dcc100f165
3 changed files with 17 additions and 4 deletions
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11
key-string.c
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@ -184,6 +184,15 @@ key_string_lookup_key(int key)
*out = '\0';
/*
* Special case: display C-@ as C-Space. Could do this below in
* the (key >= 0 && key <= 32), but this way we let it be found
* in key_string_table, for the unlikely chance that we might
* change its name.
*/
if ((key & KEYC_MASK_KEY) == 0)
key = ' ' | KEYC_CTRL | (key & KEYC_MASK_MOD);
/* Fill in the modifiers. */
if (key & KEYC_CTRL)
strlcat(out, "C-", sizeof out);
@ -191,7 +200,7 @@ key_string_lookup_key(int key)
strlcat(out, "M-", sizeof out);
if (key & KEYC_SHIFT)
strlcat(out, "S-", sizeof out);
key &= ~(KEYC_CTRL|KEYC_ESCAPE|KEYC_SHIFT);
key &= KEYC_MASK_KEY;
/* Try the key against the string table. */
for (i = 0; i < nitems(key_string_table); i++) {