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authorJeremy Kerr <jk@ozlabs.org>2013-11-19 14:20:30 +1100
committerJeremy Kerr <jk@ozlabs.org>2013-11-22 13:13:14 +0800
commitb7a7eb9a248f8afb1667b3e6675b49853e567ce1 (patch)
tree6e200c25699e4b60666cf8847547f4e3d0c3754f /ui/ncurses/nc-config.c
parente921d7bc8ed3980494518d22b0e754a6b3a603b1 (diff)
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ui/ncurses: Implement intra-field scrolling
Now that we can calculate the focus within a field, ensure that the focussed-element remains scrolled. Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Diffstat (limited to 'ui/ncurses/nc-config.c')
-rw-r--r--ui/ncurses/nc-config.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/ui/ncurses/nc-config.c b/ui/ncurses/nc-config.c
index ca8c44c..4eeeff8 100644
--- a/ui/ncurses/nc-config.c
+++ b/ui/ncurses/nc-config.c
@@ -535,17 +535,16 @@ static void config_screen_setup_widgets(struct config_screen *screen,
static void config_screen_widget_focus(struct nc_widget *widget, void *arg)
{
struct config_screen *screen = arg;
- int w_y, w_height, s_max;
+ int w_y, s_max;
- w_y = widget_y(widget);
- w_height = widget_height(widget);
- s_max = getmaxy(screen->scr.sub_ncw);
+ w_y = widget_y(widget) + widget_focus_y(widget);
+ s_max = getmaxy(screen->scr.sub_ncw) - 1;
if (w_y < screen->scroll_y)
screen->scroll_y = w_y;
- else if (w_y + w_height + screen->scroll_y > s_max - 1)
- screen->scroll_y = 1 + w_y + w_height - s_max;
+ else if (w_y + screen->scroll_y + 1 > s_max)
+ screen->scroll_y = 1 + w_y - s_max;
else
return;
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