diff options
Diffstat (limited to 'src/getchar.c')
| -rw-r--r-- | src/getchar.c | 57 |
1 files changed, 50 insertions, 7 deletions
diff --git a/src/getchar.c b/src/getchar.c index fcfad9dc0..de814ccc6 100644 --- a/src/getchar.c +++ b/src/getchar.c @@ -1582,15 +1582,15 @@ updatescript(int c) } /* - * Convert "c" plus "mod_mask" to merge the effect of modifyOtherKeys into the + * Convert "c" plus "modifiers" to merge the effect of modifyOtherKeys into the * character. */ int -merge_modifyOtherKeys(int c_arg) +merge_modifyOtherKeys(int c_arg, int *modifiers) { int c = c_arg; - if (mod_mask & MOD_MASK_CTRL) + if (*modifiers & MOD_MASK_CTRL) { if ((c >= '`' && c <= 0x7f) || (c >= '@' && c <= '_')) c &= 0x1f; @@ -1612,13 +1612,13 @@ merge_modifyOtherKeys(int c_arg) c = DEL; #endif if (c != c_arg) - mod_mask &= ~MOD_MASK_CTRL; + *modifiers &= ~MOD_MASK_CTRL; } - if ((mod_mask & (MOD_MASK_META | MOD_MASK_ALT)) + if ((*modifiers & (MOD_MASK_META | MOD_MASK_ALT)) && c >= 0 && c <= 127) { c += 0x80; - mod_mask &= ~(MOD_MASK_META|MOD_MASK_ALT); + *modifiers &= ~(MOD_MASK_META|MOD_MASK_ALT); } return c; } @@ -1866,7 +1866,7 @@ vgetc(void) // cases they are put back in the typeahead buffer. vgetc_mod_mask = mod_mask; vgetc_char = c; - c = merge_modifyOtherKeys(c); + c = merge_modifyOtherKeys(c, &mod_mask); } break; @@ -2255,6 +2255,44 @@ at_ctrl_x_key(void) } /* + * Check if typebuf.tb_buf[] contains a modifer plus key that can be changed + * into just a key, apply that. + * Check from typebuf.tb_buf[typebuf.tb_off] to typebuf.tb_buf[typebuf.tb_off + * + "max_offset"]. + * Return the length of the replaced bytes, zero if nothing changed. + */ + static int +check_simplify_modifier(int max_offset) +{ + int offset; + char_u *tp; + + for (offset = 0; offset < max_offset; ++offset) + { + if (offset + 3 >= typebuf.tb_len) + break; + tp = typebuf.tb_buf + typebuf.tb_off + offset; + if (tp[0] == K_SPECIAL && tp[1] == KS_MODIFIER) + { + int modifier = tp[2]; + int new_c = merge_modifyOtherKeys(tp[3], &modifier); + + if (new_c != tp[3] && modifier == 0) + { + char_u new_string[MB_MAXBYTES]; + int len = mb_char2bytes(new_c, new_string); + + if (put_string_in_typebuf(offset, 4, new_string, len, + NULL, 0, 0) == FAIL) + return -1; + return len; + } + } + } + return 0; +} + +/* * Handle mappings in the typeahead buffer. * - When something was mapped, return map_result_retry for recursive mappings. * - When nothing mapped and typeahead has a character: return map_result_get. @@ -2519,6 +2557,11 @@ handle_mapping( if (keylen == 0 && save_keylen == KEYLEN_PART_KEY) keylen = KEYLEN_PART_KEY; + // If no termcode matched, try to include the modifier into the + // key. This for when modifyOtherKeys is working. + if (keylen == 0) + keylen = check_simplify_modifier(max_mlen + 1); + // When getting a partial match, but the last characters were not // typed, don't wait for a typed character to complete the // termcode. This helps a lot when a ":normal" command ends in an |