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| author | nicm <nicm> | 2022-08-23 08:14:19 +0000 |
|---|---|---|
| committer | nicm <nicm> | 2022-08-23 08:14:19 +0000 |
| commit | 416c27c9958e928b9ff845c1701acf5b10d0db8d (patch) | |
| tree | 735413f17d4db0e675b1d0a2ddf1eb96b9c05a8e | |
| parent | 7c2dcd72380dc2d9e119e99cb423a67ae17b6bd2 (diff) | |
| download | rtmux-416c27c9958e928b9ff845c1701acf5b10d0db8d.tar.gz rtmux-416c27c9958e928b9ff845c1701acf5b10d0db8d.tar.bz2 rtmux-416c27c9958e928b9ff845c1701acf5b10d0db8d.zip | |
Add scroll-middle copy mode command to make cursor line in the middle,
from Varun Kumar E in GitHub issue 3307.
| -rw-r--r-- | key-bindings.c | 1 | ||||
| -rw-r--r-- | tmux.1 | 1 | ||||
| -rw-r--r-- | window-copy.c | 32 |
3 files changed, 34 insertions, 0 deletions
diff --git a/key-bindings.c b/key-bindings.c index 4b790dfc..528e0b73 100644 --- a/key-bindings.c +++ b/key-bindings.c @@ -605,6 +605,7 @@ key_bindings_init(void) "bind -Tcopy-mode-vi h { send -X cursor-left }", "bind -Tcopy-mode-vi j { send -X cursor-down }", "bind -Tcopy-mode-vi k { send -X cursor-up }", + "bind -Tcopy-mode-vi z { send -X scroll-middle }", "bind -Tcopy-mode-vi l { send -X cursor-right }", "bind -Tcopy-mode-vi n { send -X search-again }", "bind -Tcopy-mode-vi o { send -X other-end }", @@ -1808,6 +1808,7 @@ The following commands are supported in copy mode: .It Li "search-forward <for>" Ta "/" Ta "" .It Li "search-forward-incremental <for>" Ta "" Ta "C-s" .It Li "search-forward-text <for>" Ta "" Ta "" +.It Li "scroll-middle" Ta "z" Ta "" .It Li "search-reverse" Ta "N" Ta "N" .It Li "select-line" Ta "V" Ta "" .It Li "select-word" Ta "" Ta "" diff --git a/window-copy.c b/window-copy.c index 834a2d99..743364d6 100644 --- a/window-copy.c +++ b/window-copy.c @@ -1251,6 +1251,32 @@ window_copy_cmd_cursor_right(struct window_copy_cmd_state *cs) } static enum window_copy_cmd_action +window_copy_cmd_scroll_middle(struct window_copy_cmd_state *cs) +{ + struct window_mode_entry *wme = cs->wme; + struct window_copy_mode_data *data = wme->data; + u_int mid_value, oy, delta; + int scroll_up; /* >0 up, <0 down */ + + mid_value = (screen_size_y(&data->screen) - 1) / 2; + scroll_up = data->cy - mid_value; + delta = abs(scroll_up); + oy = screen_hsize(data->backing) + data->cy - data->oy; + + log_debug ("XXX %u %u %u %d %u", mid_value, oy, delta, scroll_up, data->oy); + if (scroll_up > 0 && data->oy >= delta) { + window_copy_scroll_up(wme, delta); + data->cy -= delta; + } else if (scroll_up < 0 && oy >= delta) { + window_copy_scroll_down(wme, delta); + data->cy += delta; + } + + window_copy_update_selection(wme, 0, 0); + return (WINDOW_COPY_CMD_REDRAW); +} + +static enum window_copy_cmd_action window_copy_cmd_cursor_up(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; @@ -2780,6 +2806,12 @@ static const struct { .clear = WINDOW_COPY_CMD_CLEAR_ALWAYS, .f = window_copy_cmd_scroll_down_and_cancel }, + { .command = "scroll-middle", + .minargs = 0, + .maxargs = 0, + .clear = WINDOW_COPY_CMD_CLEAR_ALWAYS, + .f = window_copy_cmd_scroll_middle + }, { .command = "scroll-up", .minargs = 0, .maxargs = 0, |