izackp/mosh
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Tab preserves, but does not set, wrap state when used in last col.

Browse Source 
Fixes vttest regression.
This commit is contained in:
Keith Winstein
2012-05-05 00:03:58 -04:00
parent a82f50f085
commit 3bdcc98ba4
1 changed files with 8 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/terminal/terminalfunctions.cc
+8 -10
View File
@@ -191,17 +191,15 @@ void Ctrl_HT( Framebuffer *fb, Dispatcher *dispatch __attribute((unused)) )
{ {
int col = fb->ds.get_next_tab(); int col = fb->ds.get_next_tab();
if ( col == -1 ) { /* no tabs, go to end of line */ if ( col == -1 ) { /* no tabs, go to end of line */
/* A horizontal tab is the only operation that (1) can keep the wrap col = fb->ds.get_width() - 1;
flag but (2) starts a new grapheme. */
if ( fb->ds.get_cursor_col() == fb->ds.get_width() - 1 ) {
fb->ds.move_col( fb->ds.get_width() - 1, false );
fb->ds.move_col( 1, true, true );
} else {
fb->ds.move_col( fb->ds.get_width() - 1, false );
}
} else {
fb->ds.move_col( col, false );
} }
/* A horizontal tab is the only operation that preserves but
does not set the wrap state. It also starts a new grapheme. */
bool wrap_state_save = fb->ds.next_print_will_wrap;
fb->ds.move_col( col, false );
fb->ds.next_print_will_wrap = wrap_state_save;
} }
static Function func_Ctrl_HT( CONTROL, "\x09", Ctrl_HT, false ); static Function func_Ctrl_HT( CONTROL, "\x09", Ctrl_HT, false );