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Add a cursor_character format.

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This commit is contained in:
nicm 2019-03-19 19:01:50 +00:00
parent b24c9e34a9
commit 161b57869e
2 changed files with 18 additions and 0 deletions
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17
format.c
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@ -685,6 +685,21 @@ format_cb_pane_in_mode(struct format_tree *ft, struct format_entry *fe)
xasprintf(&fe->value, "%u", n);
}
/* Callback for cursor_character. */
static void
format_cb_cursor_character(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
struct grid_cell gc;
if (wp == NULL)
return;
grid_view_get_cell(wp->base.grid, wp->base.cx, wp->base.cy, &gc);
if (~gc.flags & GRID_FLAG_PADDING)
xasprintf(&fe->value, "%.*s", (int)gc.data.size, gc.data.data);
}
/* Merge a format tree. */
static void
format_merge(struct format_tree *ft, struct format_tree *from)
@ -2031,6 +2046,8 @@ format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
format_add(ft, "cursor_x", "%u", wp->base.cx);
format_add(ft, "cursor_y", "%u", wp->base.cy);
format_add_cb(ft, "cursor_character", format_cb_cursor_character);
format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);

1
tmux.1
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@ -3744,6 +3744,7 @@ The following variables are available, where appropriate:
.It Li "command_list_alias" Ta "" Ta "Command alias if listing commands"
.It Li "command_list_usage" Ta "" Ta "Command usage if listing commands"
.It Li "cursor_flag" Ta "" Ta "Pane cursor flag"
.It Li "cursor_character" Ta "Character at cursor in pane"
.It Li "cursor_x" Ta "" Ta "Cursor X position in pane"
.It Li "cursor_y" Ta "" Ta "Cursor Y position in pane"
.It Li "history_bytes" Ta "" Ta "Number of bytes in window history"