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vi(1)-style half page scroll in copy and scroll modes. Move the vi full page

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scroll key to C-b instead of C-u and use C-u/C-d for half page scrolling with
vi keys. In emacs mode, half page scrolling is bound to M-Up and M-Down.

Suggested by merdely (about a year ago :-)).
This commit is contained in:
Nicholas Marriott
2009-08-13 22:32:18 +00:00
parent 39154402e5
commit 7a359c00ac
4 changed files with 42 additions and 2 deletions
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6
mode-key.c
View File

@@ -149,10 +149,12 @@ const struct mode_key_entry mode_key_vi_copy[] = {
{ ' ', 0, MODEKEYCOPY_STARTSELECTION },
{ '$', 0, MODEKEYCOPY_ENDOFLINE },
{ '0', 0, MODEKEYCOPY_STARTOFLINE },
{ '\002' /* C-b */, 0, MODEKEYCOPY_PREVIOUSPAGE },
{ '\003' /* C-c */, 0, MODEKEYCOPY_CANCEL },
{ '\004' /* C-d */, 0, MODEKEYCOPY_HALFPAGEDOWN },
{ '\006' /* C-f */, 0, MODEKEYCOPY_NEXTPAGE },
{ '\010' /* C-h */, 0, MODEKEYCOPY_LEFT },
{ '\025' /* C-u */, 0, MODEKEYCOPY_PREVIOUSPAGE },
{ '\025' /* C-u */, 0, MODEKEYCOPY_HALFPAGEUP },
{ '\033' /* Escape */, 0, MODEKEYCOPY_CLEARSELECTION },
{ '\r', 0, MODEKEYCOPY_COPYSELECTION },
{ '^', 0, MODEKEYCOPY_BACKTOINDENTATION },
@@ -237,11 +239,13 @@ const struct mode_key_entry mode_key_emacs_copy[] = {
{ 'q', 0, MODEKEYCOPY_CANCEL },
{ 'v' | KEYC_ESCAPE, 0, MODEKEYCOPY_PREVIOUSPAGE },
{ 'w' | KEYC_ESCAPE, 0, MODEKEYCOPY_COPYSELECTION },
{ KEYC_DOWN | KEYC_ESCAPE, 0, MODEKEYCOPY_HALFPAGEDOWN },
{ KEYC_DOWN, 0, MODEKEYCOPY_DOWN },
{ KEYC_LEFT, 0, MODEKEYCOPY_LEFT },
{ KEYC_NPAGE, 0, MODEKEYCOPY_NEXTPAGE },
{ KEYC_PPAGE, 0, MODEKEYCOPY_PREVIOUSPAGE },
{ KEYC_RIGHT, 0, MODEKEYCOPY_RIGHT },
{ KEYC_UP | KEYC_ESCAPE, 0, MODEKEYCOPY_HALFPAGEUP },
{ KEYC_UP, 0, MODEKEYCOPY_UP },
{ 0, -1, 0 }

4
tmux.h
View File

@@ -388,12 +388,14 @@ enum mode_key_cmd {
MODEKEYCHOICE_UP,
/* Copy keys. */
MODEKEYCOPY_CANCEL,
MODEKEYCOPY_BACKTOINDENTATION,
MODEKEYCOPY_CANCEL,
MODEKEYCOPY_CLEARSELECTION,
MODEKEYCOPY_COPYSELECTION,
MODEKEYCOPY_DOWN,
MODEKEYCOPY_ENDOFLINE,
MODEKEYCOPY_HALFPAGEDOWN,
MODEKEYCOPY_HALFPAGEUP,
MODEKEYCOPY_LEFT,
MODEKEYCOPY_NEXTPAGE,
MODEKEYCOPY_NEXTWORD,

18
window-copy.c
View File

@@ -203,6 +203,24 @@ window_copy_key(struct window_pane *wp, struct client *c, int key)
window_copy_update_selection(wp);
window_copy_redraw_screen(wp);
break;
case MODEKEYCOPY_HALFPAGEUP:
n = screen_size_y(s) / 2;
if (data->oy + n > screen_hsize(&wp->base))
data->oy = screen_hsize(&wp->base);
else
data->oy += n;
window_copy_update_selection(wp);
window_copy_redraw_screen(wp);
break;
case MODEKEYCOPY_HALFPAGEDOWN:
n = screen_size_y(s) / 2;
if (data->oy < n)
data->oy = 0;
else
data->oy -= n;
window_copy_update_selection(wp);
window_copy_redraw_screen(wp);
break;
case MODEKEYCOPY_STARTSELECTION:
window_copy_start_selection(wp);
window_copy_redraw_screen(wp);

16
window-scroll.c
View File

@@ -165,6 +165,22 @@ window_scroll_key(struct window_pane *wp, unused struct client *c, int key)
data->oy -= n;
window_scroll_redraw_screen(wp);
break;
case MODEKEYCOPY_HALFPAGEUP:
n = screen_size_y(s) / 2;
if (data->oy + n > screen_hsize(&wp->base))
data->oy = screen_hsize(&wp->base);
else
data->oy += n;
window_scroll_redraw_screen(wp);
break;
case MODEKEYCOPY_HALFPAGEDOWN:
n = screen_size_y(s) / 2;
if (data->oy < n)
data->oy = 0;
else
data->oy -= n;
window_scroll_redraw_screen(wp);
break;
default:
break;
}