[gtk/wip/jimmac/adwaita-3-32-noshadow: 84/106] Adwaita: hide close separator

[Jakub Steiner <jimmac src gnome org>]

commit ba14cb9181f42a5f706eec6af69aec8b1803081a
Author: Jakub Steiner <jimmac gmail com>
Date:   Tue Dec 11 16:43:15 2018 +0100

    Adwaita: hide close separator
    
    https://gitlab.gnome.org/GNOME/gtk/issues/1510

 gtk/theme/Adwaita/_common.scss           | 2 ++
 gtk/theme/Adwaita/gtk-contained-dark.css | 4 +++-
 gtk/theme/Adwaita/gtk-contained.css      | 4 +++-
 3 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 8dd8fc4452..6330abdadd 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -1677,6 +1677,8 @@ headerbar {
     }
   }
 
+  separator.titlebutton { opacity: 0; } /* hide the close button separator */
+
   .solid-csd & {
     &:backdrop, & {
       &:dir(rtl), &:dir(ltr) { // specificity bump
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index b3f546affd..be52639391 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -592,7 +592,7 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 .inline-toolbar:backdrop, searchbar > revealer > box:backdrop, .location-bar:backdrop { border-color: 
#2a2a2b; background-color: #383738; box-shadow: none; transition: 200ms ease-out; }
 
 /*************** Header bars * */
-.titlebar:not(headerbar), headerbar { padding: 0 6px; min-height: 46px; border-width: 0 0 1px; border-style: 
solid; border-color: #111111; border-radius: 0; background: #252526 linear-gradient(to top, #302f30 3px, 
#323233); box-shadow: inset 0 1px rgba(238, 238, 236, 0.07); }
+.titlebar:not(headerbar), headerbar { padding: 0 6px; min-height: 46px; border-width: 0 0 1px; border-style: 
solid; border-color: #111111; border-radius: 0; background: #252526 linear-gradient(to top, #302f30 3px, 
#323233); box-shadow: inset 0 1px rgba(238, 238, 236, 0.07); /* hide the close button separator */ }
 
 .titlebar:backdrop:not(headerbar), headerbar:backdrop { border-color: #2a2a2b; background-color: #3f3e40; 
background-image: none; box-shadow: inset 0 1px rgba(238, 238, 236, 0.07); transition: 200ms ease-out; }
 
@@ -668,6 +668,8 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .default-decoration.titlebar:not(headerbar) button.titlebutton, headerbar.default-decoration 
button.titlebutton { min-height: 26px; min-width: 26px; margin: 0; padding: 0; }
 
+.titlebar:not(headerbar) separator.titlebutton, headerbar separator.titlebutton { opacity: 0; }
+
 .solid-csd .titlebar:backdrop:dir(rtl):not(headerbar), .solid-csd 
.titlebar:backdrop:dir(ltr):not(headerbar), .solid-csd .titlebar:dir(rtl):not(headerbar), .solid-csd 
.titlebar:dir(ltr):not(headerbar), .solid-csd headerbar:backdrop:dir(rtl), .solid-csd 
headerbar:backdrop:dir(ltr), .solid-csd headerbar:dir(rtl), .solid-csd headerbar:dir(ltr) { margin-left: 
-1px; margin-right: -1px; margin-top: -1px; border-radius: 0; box-shadow: none; }
 
 headerbar entry, headerbar spinbutton, headerbar separator:not(.sidebar), headerbar button { margin-top: 
6px; margin-bottom: 6px; }
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 83365d7b89..fb94287a6d 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -600,7 +600,7 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 .inline-toolbar:backdrop, searchbar > revealer > box:backdrop, .location-bar:backdrop { border-color: 
#d5d0cc; background-color: #eae8e6; box-shadow: none; transition: 200ms ease-out; }
 
 /*************** Header bars * */
-.titlebar:not(headerbar), headerbar { padding: 0 6px; min-height: 46px; border-width: 0 0 1px; border-style: 
solid; border-color: #bfb8b1; border-radius: 0; background: #dfdcd8 linear-gradient(to top, #d6d1cd, #dfdcd8 
3px, #e1dedb); box-shadow: inset 0 1px rgba(255, 255, 255, 0.8); }
+.titlebar:not(headerbar), headerbar { padding: 0 6px; min-height: 46px; border-width: 0 0 1px; border-style: 
solid; border-color: #bfb8b1; border-radius: 0; background: #dfdcd8 linear-gradient(to top, #d6d1cd, #dfdcd8 
3px, #e1dedb); box-shadow: inset 0 1px rgba(255, 255, 255, 0.8); /* hide the close button separator */ }
 
 .titlebar:backdrop:not(headerbar), headerbar:backdrop { border-color: #d5d0cc; background-color: #f6f5f4; 
background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0.8); transition: 200ms ease-out; }
 
@@ -676,6 +676,8 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .default-decoration.titlebar:not(headerbar) button.titlebutton, headerbar.default-decoration 
button.titlebutton { min-height: 26px; min-width: 26px; margin: 0; padding: 0; }
 
+.titlebar:not(headerbar) separator.titlebutton, headerbar separator.titlebutton { opacity: 0; }
+
 .solid-csd .titlebar:backdrop:dir(rtl):not(headerbar), .solid-csd 
.titlebar:backdrop:dir(ltr):not(headerbar), .solid-csd .titlebar:dir(rtl):not(headerbar), .solid-csd 
.titlebar:dir(ltr):not(headerbar), .solid-csd headerbar:backdrop:dir(rtl), .solid-csd 
headerbar:backdrop:dir(ltr), .solid-csd headerbar:dir(rtl), .solid-csd headerbar:dir(ltr) { margin-left: 
-1px; margin-right: -1px; margin-top: -1px; border-radius: 0; box-shadow: none; }
 
 headerbar entry, headerbar spinbutton, headerbar separator:not(.sidebar), headerbar button { margin-top: 
6px; margin-bottom: 6px; }