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vte: support cursor positioning CSI

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Most of the CSIs for cursor movement are already implemented but HVP and
CUP are missing. This adds both CSI handlers to the VTE layer.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-05-30 19:42:11 +02:00
parent 815fbe6482
commit f076416fee
1 changed files with 20 additions and 5 deletions
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25
src/vte.c
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@ -963,36 +963,51 @@ static void csi_mode(struct kmscon_vte *vte, bool set)
static void do_csi(struct kmscon_vte *vte, uint32_t data)
{
int num;
int num, x, y;
if (vte->csi_argc < CSI_ARG_MAX)
vte->csi_argc++;
switch (data) {
case 'A':
case 'A': /* CUU */
/* move cursor up */
num = vte->csi_argv[0];
if (num <= 0)
num = 1;
kmscon_console_move_up(vte->con, num, false);
break;
case 'B':
case 'B': /* CUD */
/* move cursor down */
num = vte->csi_argv[0];
if (num <= 0)
num = 1;
kmscon_console_move_down(vte->con, num, false);
break;
case 'C':
case 'C': /* CUF */
/* move cursor forward */
num = vte->csi_argv[0];
if (num <= 0)
num = 1;
kmscon_console_move_right(vte->con, num);
break;
case 'D':
case 'D': /* CUB */
/* move cursor backward */
num = vte->csi_argv[0];
if (num <= 0)
num = 1;
kmscon_console_move_left(vte->con, num);
break;
case 'H': /* CUP */
case 'f': /* HVP */
/* position cursor */
x = vte->csi_argv[0];
if (x <= 0)
x = 1;
y = vte->csi_argv[1];
if (y <= 0)
y = 1;
kmscon_console_move_to(vte->con, x - 1, y - 1);
break;
case 'J':
if (vte->csi_argv[0] <= 0)
kmscon_console_erase_cursor_to_screen(vte->con);