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termptyesc: decode xmodkeys

This commit is contained in:
Boris Faure 2023-04-08 12:24:44 +02:00
parent d2757c046e
commit 498ca298a1
Signed by: borisfaure
GPG Key ID: EAA9CD729F522998
2 changed files with 97 additions and 8 deletions
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10
src/bin/termpty.h
View File

@ -99,6 +99,15 @@ typedef struct tag_Backlog_Beacon{
int backlog_y;
} Backlog_Beacon;
typedef enum exmod {
XMOD_KEYBOARD = 0,
XMOD_CURSOR = 1,
XMOD_FUNCTIONS= 2,
XMOD_KEYPAD = 3,
XMOD_OTHER = 4,
XMOD_STRING = 5,
} XMod;
typedef struct tag_Term_State {
Termatt att;
unsigned char charset;
@ -123,6 +132,7 @@ typedef struct tag_Term_State {
unsigned int hide_cursor : 1;
unsigned int combining_strike : 1;
unsigned int sace_rectangular : 1;
int xmod[6];
} Term_State;
typedef struct tag_Term_Cursor {

95
src/bin/termptyesc.c
View File

@ -3300,6 +3300,91 @@ _handle_window_manipulation(Termpty *ty, Eina_Unicode **ptr)
}
}
static void
_handle_xmodkeys(Termpty *ty,
Eina_Unicode cmd, Eina_Unicode **ptr,
const Eina_Unicode * const end)
{
Eina_Unicode *b = *ptr;
Eina_Bool set = (cmd == 'm');
Eina_Unicode param = *b;
b++;
if (param == '?')
return; // Not actually supported by xterm
if (param != '>')
{
ERR("XMODKEYS: Invalid sequence");
ty->decoding_error = EINA_TRUE;
return;
}
if (set)
{
int arg1 = _csi_arg_get(ty, &b);
int arg2 = _csi_arg_get(ty, &b);
int v, mod;
if (arg1 == -ESC_ARG_ERROR)
{
ERR("XMODKEYS set: Invalid sequence");
ty->decoding_error = EINA_TRUE;
return;
}
if (arg2 == -ESC_ARG_NO_VALUE)
{
mod = arg1;
v = 0;
}
else
{
mod = arg2;
v = arg1;
}
switch (mod)
{
case XMOD_KEYBOARD:
EINA_FALLTHROUGH;
case XMOD_CURSOR:
EINA_FALLTHROUGH;
case XMOD_FUNCTIONS:
EINA_FALLTHROUGH;
case XMOD_KEYPAD:
EINA_FALLTHROUGH;
case XMOD_OTHER:
EINA_FALLTHROUGH;
case XMOD_STRING:
break;
default:
ERR("XMODKEYS set: Invalid sequence");
ty->decoding_error = EINA_TRUE;
return;
}
ty->termstate.xmod[mod] = v;
}
else
{ /* reset */
int arg = _csi_arg_get(ty, &b);
switch (arg)
{
case XMOD_KEYBOARD:
EINA_FALLTHROUGH;
case XMOD_CURSOR:
EINA_FALLTHROUGH;
case XMOD_FUNCTIONS:
EINA_FALLTHROUGH;
case XMOD_KEYPAD:
EINA_FALLTHROUGH;
case XMOD_OTHER:
EINA_FALLTHROUGH;
case XMOD_STRING:
break;
default:
ERR("XMODKEYS reset: Invalid sequence");
ty->decoding_error = EINA_TRUE;
return;
}
ty->termstate.xmod[arg] = 0;
}
}
static int
_handle_esc_csi(Termpty *ty, const Eina_Unicode *c, const Eina_Unicode *ce)
{
@ -3451,19 +3536,13 @@ _handle_esc_csi(Termpty *ty, const Eina_Unicode *c, const Eina_Unicode *ce)
break;
case 'm': // color set
if (b && (*b == '>' || *b == '?'))
{ // key resources used by xterm
WRN("TODO: set/reset key resources used by xterm");
ty->decoding_error = EINA_TRUE;
}
_handle_xmodkeys(ty, *cc, &b, be);
else
_handle_esc_csi_color_set(ty, &b, be);
break;
case 'n':
if (*b == '>')
{
WRN("TODO: disable key resources used by xterm");
ty->decoding_error = EINA_TRUE;
}
_handle_xmodkeys(ty, *cc, &b, be);
else
_handle_esc_csi_dsr(ty, b);
break;