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Recognise SGR-style mouse encoding

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This commit is contained in:
Paul LeoNerd Evans
2012-04-12 00:19:10 +01:00
parent ff99b29b96
commit 60b4bfaf72
3 changed files with 61 additions and 3 deletions
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33
driver-csi.c
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@@ -203,9 +203,16 @@ static TermKeyResult peekkey_csi(TermKey *tk, TermKeyCsi *csi, size_t introlen,
long arg[16];
char present = 0;
int args = 0;
int initial = 0;
size_t p = introlen;
// See if there is an initial byte
if(CHARAT(p) >= '<' && CHARAT(p) <= '?') {
initial = CHARAT(p);
p++;
}
// Now attempt to parse out up number;number;... separated values
while(p < csi_end) {
unsigned char c = CHARAT(p);
@@ -272,10 +279,10 @@ static TermKeyResult peekkey_csi(TermKey *tk, TermKeyCsi *csi, size_t introlen,
(*tk->method.emit_codepoint)(tk, arg[0], key);
key->modifiers |= mod;
}
else if(cmd == 'M') {
else if(cmd == 'M' || (initial == '<' && cmd == 'm')) {
size_t csi_len = csi_end + 1;
if(args >= 3) {
if(!initial && args >= 3) { // rxvt protocol
key->code.mouse[0] = arg[0];
key->modifiers = (key->code.mouse[0] & 0x1c) >> 2;
@@ -295,6 +302,28 @@ static TermKeyResult peekkey_csi(TermKey *tk, TermKeyCsi *csi, size_t introlen,
return TERMKEY_RES_KEY;
}
if(initial == '<' && args >= 3) { // SGR protocol
key->code.mouse[0] = arg[0];
key->modifiers = (key->code.mouse[0] & 0x1c) >> 2;
key->code.mouse[0] &= ~0x1c;
if(arg[1] > 0xff)
key->code.mouse[1] = 0xff;
else
key->code.mouse[1] = arg[1];
if(arg[2] > 0xff)
key->code.mouse[2] = 0xff;
else
key->code.mouse[2] = arg[2];
key->code.mouse[3] = (cmd == 'm');
*nbytep = csi_len;
return TERMKEY_RES_KEY;
}
tk->buffstart += csi_len;
tk->buffcount -= csi_len;