diff options
Diffstat (limited to 'usr.bin/tmux/grid-view.c')
| -rw-r--r-- | usr.bin/tmux/grid-view.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/usr.bin/tmux/grid-view.c b/usr.bin/tmux/grid-view.c index dbf42980fe4..f9e603f2700 100644 --- a/usr.bin/tmux/grid-view.c +++ b/usr.bin/tmux/grid-view.c @@ -1,4 +1,4 @@ -/* $OpenBSD: grid-view.c,v 1.8 2009/12/03 22:50:10 nicm Exp $ */ +/* $OpenBSD: grid-view.c,v 1.9 2011/01/25 23:40:26 nicm Exp $ */ /* * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net> @@ -74,6 +74,30 @@ grid_view_set_utf8( grid_set_utf8(gd, grid_view_x(gd, px), grid_view_y(gd, py), gu); } +/* Clear into history. */ +void +grid_view_clear_history(struct grid *gd) +{ + struct grid_line *gl; + u_int yy, last; + + GRID_DEBUG(gd, ""); + + /* Find the last used line. */ + last = 0; + for (yy = 0; yy < gd->sy; yy++) { + gl = &gd->linedata[grid_view_y(gd, yy)]; + if (gl->cellsize != 0 || gl->utf8size != 0) + last = yy + 1; + } + if (last == 0) + return; + + /* Scroll the lines into the history. */ + for (yy = 0; yy < last; yy++) + grid_scroll_history(gd); +} + /* Clear area. */ void grid_view_clear(struct grid *gd, u_int px, u_int py, u_int nx, u_int ny) |