attach tag: just the count, in theme colours

The +x+y offset goes -- 'N clients' says the thing that matters. The
inverse-video chip goes with it: the tag now draws in attach_fg /
attach_bg from the theme, defaulting to gray ink on the terminal's
own background. Standing information, not an announcement.

2 files changed, 5 insertions, 0 deletions

diff --git a/include/app.h b/include/app.h
index f0928d7..6cf6886 100644
--- a/include/app.h
+++ b/include/app.h
@@ -64,6 +64,7 @@ size_t app_config_files(const char **out, size_t max);
  * shared screen takes (SIZE_FOLLOWS_* in config.h). */
 bool app_cfg_multi_attach(void);
 bool app_cfg_attach_indicator(void);
+void app_cfg_attach_colors(color_t *fg, color_t *bg);
 int app_cfg_size_follows(void);
 /* What the config in force complained about while loading, or "". A complaint is
  * not a failure -- an include that is not there, a shader nobody has heard of --
diff --git a/include/config.h b/include/config.h
index 2be60f5..69a017b 100644
--- a/include/config.h
+++ b/include/config.h
@@ -445,6 +445,10 @@ typedef struct {
   /* announcements */
   color_t toast_fg, toast_bg;
 
+  /* the multi-client tag ("2 clients", per-client top-right chrome). Muted
+   * by default: it is standing information, not an announcement. */
+  color_t attach_fg, attach_bg;
+
   /* keys */
   int prefix_key;
   uint16_t prefix_mods;