Adwaita: add public color for text views

- define @text_view_bg to complement @theme_text_color for high
  contrast legible text views.

Fixes https://gitlab.gnome.org/GNOME/vte/-/issues/226

diff --git a/gtk/theme/Adwaita/_colors-public.scss b/gtk/theme/Adwaita/_colors-public.scss
index 8ccc3413ccebdcf928ec801a3a82d274a018cab4..3b638e2bf67266cbc9af0c4e5a9eb8dff4148293 100644 (file)
--- a/gtk/theme/Adwaita/_colors-public.scss
+++ b/gtk/theme/Adwaita/_colors-public.scss
@@ -112,5 +112,8 @@ read if you used those and something break with a version upgrade you're on your
 
 //FIXME this is really an API
 
+/* content view background such as thumbnails view in Photos or Boxes */
 @define-color content_view_bg #{"" + $base_color};
 
+/* Very contrasty background for text views (@theme_text_color foreground) */
+@define-color text_view_bg #{"" + if($variant == 'light', $base_color, darken($base_color,6%))};