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patch 8.0.0661: recognizing urxvt mouse codes does not work well

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Problem:    Recognizing urxvt mouse codes does not work well.
Solution:   Recognize "Esc[*M" and "Esc[*m". (Maurice Bos, closes #1486)
This commit is contained in:
Bram Moolenaar
2017-06-22 22:37:57 +02:00
parent a1fed064d1
commit a529ce068b
5 changed files with 41 additions and 51 deletions
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70
src/term.c
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@@ -3786,9 +3786,9 @@ add_termcode(char_u *name, char_u *string, int flags)
}
/*
* Check termcode "code[len]" for ending in ;*X, <Esc>O*X or <M-O>*X.
* Check termcode "code[len]" for ending in ;*X or *X.
* The "X" can be any character.
* Return 0 if not found, 2 for ;*X and 1 for O*X and <M-O>*X.
* Return 0 if not found, 2 for ;*X and 1 for *X.
*/
static int
termcode_star(char_u *code, int len)
@@ -3798,7 +3798,7 @@ termcode_star(char_u *code, int len)
{
if (len >= 5 && code[len - 3] == ';')
return 2;
if ((len >= 4 && code[len - 3] == 'O') || code[len - 3] == 'O' + 128)
else
return 1;
}
return 0;
@@ -3940,6 +3940,7 @@ check_termcode(
int offset;
char_u key_name[2];
int modifiers;
char_u *modifiers_start;
int key;
int new_slen;
int extra;
@@ -4065,6 +4066,7 @@ check_termcode(
* But only when the 'K' flag is in 'cpoptions'.
*/
slen = termcodes[idx].len;
modifiers_start = NULL;
if (cpo_koffset && offset && len < slen)
continue;
if (STRNCMP(termcodes[idx].code, tp,
@@ -4125,7 +4127,7 @@ check_termcode(
{
/* Skip over the digits, the final char must
* follow. */
for (j = slen - 2; j < len && isdigit(tp[j]); ++j)
for (j = slen - 2; j < len && (isdigit(tp[j]) || tp[j] == ';'); ++j)
;
++j;
if (len < j) /* got a partial sequence */
@@ -4133,8 +4135,10 @@ check_termcode(
if (tp[j - 1] != termcodes[idx].code[slen - 1])
continue; /* no match */
modifiers_start = tp + slen - 2;
/* Match! Convert modifier bits. */
n = atoi((char *)tp + slen - 2) - 1;
n = atoi((char *)modifiers_start) - 1;
if (n & 1)
modifiers |= MOD_MASK_SHIFT;
if (n & 2)
@@ -4156,7 +4160,7 @@ check_termcode(
#ifdef FEAT_TERMRESPONSE
if (key_name[0] == NUL
/* Mouse codes of DEC, pterm, and URXVT start with <ESC>[. When
/* Mouse codes of DEC and pterm start with <ESC>[. When
* detecting the start of these mouse codes they might as well be
* another key code or terminal response. */
# ifdef FEAT_MOUSE_DEC
@@ -4164,9 +4168,6 @@ check_termcode(
# endif
# ifdef FEAT_MOUSE_PTERM
|| key_name[0] == KS_PTERM_MOUSE
# endif
# ifdef FEAT_MOUSE_URXVT
|| key_name[0] == KS_URXVT_MOUSE
# endif
)
{
@@ -4509,6 +4510,7 @@ check_termcode(
# endif
# ifdef FEAT_MOUSE_SGR
|| key_name[0] == KS_SGR_MOUSE
|| key_name[0] == KS_SGR_MOUSE_RELEASE
# endif
)
{
@@ -4592,7 +4594,8 @@ check_termcode(
# if defined(FEAT_MOUSE_URXVT) || defined(FEAT_MOUSE_SGR)
if (key_name[0] == KS_URXVT_MOUSE
|| key_name[0] == KS_SGR_MOUSE)
|| key_name[0] == KS_SGR_MOUSE
|| key_name[0] == KS_SGR_MOUSE_RELEASE)
{
for (;;)
{
@@ -4619,56 +4622,32 @@ check_termcode(
* ^----- column
* ^-------- code
*/
p = tp + slen;
p = modifiers_start;
if (p == NULL)
return -1;
mouse_code = getdigits(&p);
if (*p++ != ';')
return -1;
/* when mouse reporting is SGR, add 32 to mouse code */
if (key_name[0] == KS_SGR_MOUSE)
if (key_name[0] == KS_SGR_MOUSE
|| key_name[0] == KS_SGR_MOUSE_RELEASE)
mouse_code += 32;
if (key_name[0] == KS_SGR_MOUSE_RELEASE)
mouse_code |= MOUSE_RELEASE;
mouse_col = getdigits(&p) - 1;
if (*p++ != ';')
return -1;
mouse_row = getdigits(&p) - 1;
if (key_name[0] == KS_SGR_MOUSE && *p == 'm')
mouse_code |= MOUSE_RELEASE;
else if (*p != 'M')
return -1;
p++;
slen += (int)(p - (tp + slen));
/* The modifiers were the mouse coordinates, not the
* modifier keys (alt/shift/ctrl/meta) state. */
modifiers = 0;
/* skip this one if next one has same code (like xterm
* case) */
j = termcodes[idx].len;
if (STRNCMP(tp, tp + slen, (size_t)j) == 0)
{
int slen2;
int cmd_complete = 0;
/* check if the command is complete by looking for the
* 'M' */
for (slen2 = slen; slen2 < len; slen2++)
{
if (tp[slen2] == 'M'
|| (key_name[0] == KS_SGR_MOUSE
&& tp[slen2] == 'm'))
{
cmd_complete = 1;
break;
}
}
p += j;
if (cmd_complete && getdigits(&p) == mouse_code)
{
slen += j; /* skip the \033[ */
continue;
}
}
break;
}
}
@@ -4680,6 +4659,7 @@ check_termcode(
#endif
#ifdef FEAT_MOUSE_SGR
|| key_name[0] == KS_SGR_MOUSE
|| key_name[0] == KS_SGR_MOUSE_RELEASE
#endif
)
{