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Device status report (e.g. cursor position)

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This commit is contained in:
Keith Winstein
2011-01-31 23:42:21 -05:00
parent a33d4f9b40
commit 405cd3a703
1 changed files with 21 additions and 0 deletions
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terminalfunctions.cpp
+21
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@@ -288,3 +288,24 @@ void Esc_DECRC( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
static Function func_Esc_DECSC( ESCAPE, "7", Esc_DECSC );
static Function func_Esc_DECRC( ESCAPE, "8", Esc_DECRC );
/* device status report -- e.g., cursor position (used by resize) */
void CSI_DSR( Framebuffer *fb, Dispatcher *dispatch )
{
int param = dispatch->getparam( 0, 0 );
switch ( param ) {
case 5: /* device status report requested */
dispatch->terminal_to_host.append( "\033[0n" );
break;
case 6: /* report of active position requested */
char cpr[ 32 ];
snprintf( cpr, 32, "\033[%d;%dR",
fb->ds.get_cursor_row() + 1,
fb->ds.get_cursor_col() + 1 );
dispatch->terminal_to_host.append( cpr );
break;
}
}
static Function func_CSI_DSR( CSI, "n", CSI_DSR );