[gtk+] Adwaita: more evident colorswatch drag hilight

[Lapo Calamandrei <lapo src gnome org>]

commit 1dcd88961ec7584ed42995a8d6dbba59a8d875df
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Mon Mar 21 01:19:12 2016 +0100

    Adwaita: more evident colorswatch drag hilight

 gtk/theme/Adwaita/_common.scss           |   16 ++++++++++++++++
 gtk/theme/Adwaita/gtk-contained-dark.css |    8 ++++++++
 gtk/theme/Adwaita/gtk-contained.css      |    8 ++++++++
 3 files changed, 32 insertions(+), 0 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index f7ce355..c0bea68 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -3978,6 +3978,22 @@ colorswatch {
     &:backdrop { color: $backdrop_text_color; }
   }
 
+  &:drop(active) {
+    box-shadow: none;
+
+    &.light overlay {
+      border-color: $drop_target_color;
+      box-shadow: inset 0 0 0 2px if($variant == 'light', darken($drop_target_color, 7%), $borders_color),
+                  inset 0 0 0 1px $drop_target_color;
+    }
+
+    &.dark overlay {
+      border-color: $drop_target_color;
+      box-shadow: inset 0 0 0 2px if($variant == 'light', transparentize(black, 0.7), $borders_color),
+                  inset 0 0 0 1px $drop_target_color;
+    }
+  }
+
   overlay {
     box-shadow: $_colorswatch_overlay_shadow;
     border: 1px solid if($variant == 'light', transparentize(black, 0.7), $borders_color);
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 04b03e6..56e2cc5 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -4235,6 +4235,14 @@ colorswatch.light overlay {
     border-color: #1c1f1f; }
   colorswatch.light overlay:backdrop {
     color: #d5d5d5; }
+colorswatch:drop(active) {
+  box-shadow: none; }
+  colorswatch:drop(active).light overlay {
+    border-color: #4e9a06;
+    box-shadow: inset 0 0 0 2px #1c1f1f, inset 0 0 0 1px #4e9a06; }
+  colorswatch:drop(active).dark overlay {
+    border-color: #4e9a06;
+    box-shadow: inset 0 0 0 2px #1c1f1f, inset 0 0 0 1px #4e9a06; }
 colorswatch overlay {
   box-shadow: inset 0 3px 2px -2px rgba(0, 0, 0, 0.5);
   border: 1px solid #1c1f1f; }
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index f7535b3..1d94570 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -4264,6 +4264,14 @@ colorswatch.light overlay {
     border-color: rgba(0, 0, 0, 0.5); }
   colorswatch.light overlay:backdrop {
     color: #323232; }
+colorswatch:drop(active) {
+  box-shadow: none; }
+  colorswatch:drop(active).light overlay {
+    border-color: #4e9a06;
+    box-shadow: inset 0 0 0 2px #3d7805, inset 0 0 0 1px #4e9a06; }
+  colorswatch:drop(active).dark overlay {
+    border-color: #4e9a06;
+    box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.3), inset 0 0 0 1px #4e9a06; }
 colorswatch overlay {
   box-shadow: inset 0 2px 2px -3px rgba(0, 0, 0, 0.7);
   border: 1px solid rgba(0, 0, 0, 0.3); }