From 4949c613e78becb70af422e4d919aa32697a5b04 Mon Sep 17 00:00:00 2001
From: Horst3180
Date: Fri, 19 Feb 2016 11:06:17 +0100
Subject: sync with master

---
 common/gtk-3.0/3.20/sass/_common.scss | 294 ++++++++++------------------------
 1 file changed, 86 insertions(+), 208 deletions(-)

(limited to 'common/gtk-3.0/3.20/sass/_common.scss')

diff --git a/common/gtk-3.0/3.20/sass/_common.scss b/common/gtk-3.0/3.20/sass/_common.scss
index 393f206..05b7bf9 100644
--- a/common/gtk-3.0/3.20/sass/_common.scss
+++ b/common/gtk-3.0/3.20/sass/_common.scss
@@ -271,6 +271,12 @@ entry {
     &:focus { @include entry(osd-focus); }
     &:disabled { @include entry(osd-insensitive); }
   }
+
+  .linked:not(.vertical) > &,
+  .linked:not(.vertical) > &:focus { @extend %linked; }
+
+  .linked.vertical > &,
+  .linked.vertical > &:focus { @extend %linked_vertical; }
 }
 
 //
@@ -388,6 +394,9 @@ button {
       &:active, &:checked { @include button(osd-active); }
     }
   }
+  .osd .linked:not(.vertical):not(.path-bar) > &:hover:not(:checked):not(:active):not(:only-child),
+  .osd .linked:not(.vertical):not(.path-bar) > &:hover:not(:checked):not(:active) + &:not(:checked):not(:active) { box-shadow: none; }
+
   // Suggested and Destructive Action buttons
   @each $b_type, $b_color in (suggested-action, $suggested_color),
                              (destructive-action, $destructive_color) {
@@ -493,7 +502,6 @@ button {
   .linked:not(.vertical) > &:active,
   .linked:not(.vertical) > &:checked {
     @extend %linked;
-    @extend %linked_button;
   }
 
   .linked.vertical > &,
@@ -501,7 +509,6 @@ button {
   .linked.vertical > &:active,
   .linked.vertical > &:checked {
     @extend %linked_vertical;
-    @extend %linked_vertical_button;
   }
 }
 
@@ -527,131 +534,73 @@ toolbar.inline-toolbar toolbutton {
 }
 
 // Some crazy linking stuff
+@mixin linking_rules($a:0.7, $var:$variant, $vert:'false', $entry_rules:'true', $button_rules:'true',
+                     $e_border:$entry_border, $b_border:$button_border) {
 
-// horizontal
-.linked:not(.vertical):not(.pathbar) {
-  > entry { @extend %linked; }
-
-
-  > entry + entry { border-left-color: transparentize($entry_border, 0.7); }
-
-  > entry.error + entry,
-  > entry + entry.error { border-left-color: if($variant=='light', $error_color, transparentize($entry_border, 0.7)); }
-
-  > entry.warning + entry,
-  > entry + entry.warning { border-left-color: if($variant=='light', $warning_color, transparentize($entry_border, 0.7)); }
-
-  > entry.error + entry.warning { border-left-color: if($variant=='light', $error_color, transparentize($entry_border, 0.7));}
+  $_border: if($vert=='false', left, top);
 
+  @if $entry_rules=='true' {
+    > entry + entry { border-#{$_border}-color: transparentize($e_border, $a); }
 
-  > entry + entry:focus:not(:last-child),
-  > entry + entry:focus:last-child { border-left-color: if($variant=='light', $selected_bg_color, $entry_border); }
-
-  > entry + entry.warning:focus:not(:last-child),
-  > entry + entry.warning:focus:last-child { border-left-color: if($variant=='light', $warning_color, $entry_border); }
-
-  > entry + entry.error:focus:not(:last-child),
-  > entry + entry.error:focus:last-child { border-left-color: if($variant=='light', $error_color, $entry_border); }
-
+    > entry.error + entry,
+    > entry + entry.error { border-#{$_border}-color: if($var=='light', $error_color, transparentize($e_border, $a)); }
 
-  > entry + button,
-  > entry + button:hover,
-  > entry + button:active,
-  > entry + button:checked,
-  > entry + button:disabled { border-left-style: solid; }
+    > entry.warning + entry,
+    > entry + entry.warning { border-#{$_border}-color: if($var=='light', $warning_color, transparentize($e_border, $a)); }
 
+    > entry.error + entry.warning { border-#{$_border}-color: if($var=='light', $error_color, transparentize($e_border, $a));}
 
-  > entry:focus:not(:only-child) + entry,
-  > entry:focus:not(:only-child) + button,
-  > entry:focus:not(:only-child) + combobox > button.combo { border-left-color: if($variant=='light', $selected_bg_color, $entry_border); }
+    @each $e_type, $e_color in ('',$selected_bg_color),
+                               ('.warning', $warning_color),
+                               ('.error', $error_color) {
 
-  > entry.warning:focus:not(:only-child) + entry,
-  > entry.warning:focus:not(:only-child) + button,
-  > entry.warning:focus:not(:only-child) + combobox > button.combo { border-left-color: if($variant=='light', $warning_color, $entry_border); }
+      > entry + entry#{$e_type}:focus:not(:last-child),
+      > entry + entry#{$e_type}:focus:last-child { border-#{$_border}-color: if($var=='light', $e_color, $e_border); }
 
-  > entry.error:focus:not(:only-child) + entry,
-  > entry.error:focus:not(:only-child) + button,
-  > entry.error:focus:not(:only-child) + combobox > button.combo { border-left-color: if($variant=='light', $error_color, $entry_border); }
+      > entry#{$e_type}:focus:not(:only-child) {
+        + entry,
+        + button,
+        + combobox > button.combo { border-#{$_border}-color: if($var=='light', $e_color, $e_border); }
+      }
+    }
+    > button:checked + entry { border-#{$_border}-color: if($var=='light', $selected_bg_color, $e_border); }
+  }
+  @if $button_rules=='true' {
+    > button + button { border-#{$_border}-style: none; }
 
+    > button:hover:not(:checked):not(:active):not(:only-child),
+    > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active) { box-shadow: inset if($vert=='false', 1px 0, 0 1px) $b_border; }
 
-  > button:hover:not(:checked):not(:active):not(:only-child),
-  > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active) { box-shadow: -1px 0 $button_border; }
-  > button:first-child:hover:not(:checked):not(:active) { box-shadow: none; }
-  > button:checked + button:not(:checked):not(:active):hover { box-shadow: none; }
-  > button:checked + entry { border-left-color: if($variant=='light', $selected_bg_color, $entry_border); }
-  > entry + button:not(:checked):not(:active):not(:only-child):hover { box-shadow: none; }
+    > button:first-child:hover:not(:checked):not(:active),
+    > button:checked + button:not(:checked):not(:active):hover,
+    > entry + button:not(:checked):not(:active):not(:only-child):hover { box-shadow: none; }
+  }
 }
 
-// special case for path-bars
-.linked:not(.vertical).path-bar {
+// special case, because path-bars are bugged
+@mixin pathbar_linking_rules($sep_color:if($variant=='light', transparentize($button_border, 0.6), transparentize($button_border, 0.5))) {
 
-$_linked_separator_color: if($variant=='light', transparentize($button_border, 0.6), transparentize($button_border, 0.5));
+    > button + button { border-left-style: none; }
 
-  > button:hover:not(:checked):not(:active):not(:only-child) {
+    > button:hover:not(:checked):not(:active):not(:only-child) {
 
-    &:hover {
-      box-shadow: inset  1px 0 $_linked_separator_color,
-                  inset -1px 0 $_linked_separator_color;
+      &:hover {
+        box-shadow: inset  1px 0 $sep_color,
+                    inset -1px 0 $sep_color;
+      }
+      &:first-child:hover { box-shadow: inset -1px 0 $sep_color; }
+      &:last-child:hover { box-shadow: inset 1px 0 $sep_color; }
     }
-    &:first-child:hover { box-shadow: inset -1px 0 $_linked_separator_color; }
-    &:last-child:hover { box-shadow: inset 1px 0 $_linked_separator_color; }
-  }
 }
 
-// vertical
-.linked.vertical {
-  > entry { @extend %linked_vertical; }
-
-
-  > entry + entry { border-top-color: transparentize($entry_border, 0.7); }
-
-  > entry.error + entry,
-  > entry + entry.error { border-top-color: if($variant=='light', $error_color, transparentize($entry_border, 0.7)); }
-
-  > entry.warning + entry,
-  > entry + entry.warning { border-top-color: if($variant=='light', $warning_color, transparentize($entry_border, 0.7)); }
-
-  > entry.error + entry.warning { border-top-color: if($variant=='light', $error_color, transparentize($entry_border, 0.7));}
-
-
-  > entry + entry:focus:not(:last-child),
-  > entry + entry:focus:last-child { border-top-color: if($variant=='light', $selected_bg_color, $entry_border); }
-
-  > entry + entry.warning:focus:not(:last-child),
-  > entry + entry.warning:focus:last-child { border-top-color: if($variant=='light', $warning_color, $entry_border); }
-
-  > entry + entry.error:focus:not(:last-child),
-  > entry + entry.error:focus:last-child { border-top-color: if($variant=='light', $error_color, $entry_border); }
-
-
-  > entry + button,
-  > entry + button:hover,
-  > entry + button:active,
-  > entry + button:checked,
-  > entry + button:disabled { border-top-style: solid; }
-
-
-  > entry:focus:not(:only-child) + entry,
-  > entry:focus:not(:only-child) + button,
-  > entry:focus:not(:only-child) + combobox > button.combo { border-top-color: if($variant=='light', $selected_bg_color, $entry_border); }
-
-  > entry.warning:focus:not(:only-child) + entry,
-  > entry.warning:focus:not(:only-child) + button,
-  > entry.warning:focus:not(:only-child) + combobox > button.combo { border-top-color: if($variant=='light', $warning_color, $entry_border); }
-
-  > entry.error:focus:not(:only-child) + entry,
-  > entry.error:focus:not(:only-child) + button,
-  > entry.error:focus:not(:only-child) + combobox > button.combo { border-top-color: if($variant=='light', $error_color, $entry_border); }
-
-
-  > button:hover:not(:checked):not(:active):not(:only-child),
-  > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active) { box-shadow: 0 -1px $button_border; }
-  > button:first-child:hover:not(:checked):not(:active) { box-shadow: none; }
-  > button:checked + button:not(:checked):not(:active):hover { box-shadow: none; }
-  > button:checked + entry { border-top-color: if($variant=='light', $selected_bg_color, $entry_border); }
-  > entry + button:not(:checked):not(:active):hover { box-shadow: none; }
+// Apply the rules defined above
+.linked:not(.vertical) {
+  &:not(.path-bar) { @include linking_rules(); }
+  &.path-bar { @include pathbar_linking_rules(); }
 }
 
+.linked.vertical { @include linking_rules($vert:'true'); }
+
 %linked_middle {
   border-radius: 0;
   border-right-style: none;
@@ -696,16 +645,6 @@ $_linked_separator_color: if($variant=='light', transparentize($button_border, 0
   }
 }
 
-%linked_button {
-  border-left-style: none;
-  &:first-child { border-left-style: solid; }
-}
-
-%linked_vertical_button {
-  border-top-style: none;
-  &:first-child { border-top-style: solid; }
-}
-
 %undecorated_button {
   border-color: transparent;
   background-color: transparent;
@@ -1229,6 +1168,8 @@ headerbar {
   }
 
   // Linking stuff
+
+  // Reset buttons
   .linked:not(.vertical):not(.path-bar) > button,
   .linked:not(.vertical):not(.path-bar) > button:hover,
   .linked:not(.vertical):not(.path-bar) > button:active,
@@ -1236,89 +1177,35 @@ headerbar {
   .linked:not(.vertical):not(.path-bar) > button:disabled {
     border-radius: 3px;
     border-style: solid;
-    
   }
-  .linked:not(.vertical):not(.path-bar) > button:hover:not(:checked):not(:active):not(:only-child),
-  .linked:not(.vertical):not(.path-bar) > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active),
-  .linked:not(.vertical).path-bar > button:hover:not(:checked):not(:active):not(:only-child),
-  .linked:not(.vertical).path-bar > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active) { box-shadow: none; }
-
-  // special case for path-bars and stack-switchers
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button,
-  .linked:not(.vertical).path-bar > button {
-
-    @include button(header-hover);
-
-    &:hover { background-color: lighten($header_button_bg, 15%); }
-    &:active, &:checked { @include button(header-active); }
-    &:disabled { color: transparentize($header_fg, 0.4); }
-  }
-
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button,
-  .linked:not(.vertical).path-bar > button,
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button:hover,
-  .linked:not(.vertical).path-bar > button:hover,
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button:active,
-  .linked:not(.vertical).path-bar > button:active,
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button:checked,
-  .linked:not(.vertical).path-bar > button:checked,
-  .linked:not(.vertical):not(.path-bar).stack-switcher > button:disabled,
-  .linked:not(.vertical).path-bar > button:disabled {
-    @extend %linked;
-    @extend %linked_button;
+  .linked:not(.vertical):not(.path-bar), .linked:not(.vertical).path-bar {
+    > button:hover:not(:checked):not(:active):not(:only-child),
+    > button:hover:not(:checked):not(:active) + button:not(:checked):not(:active) { box-shadow: none; }
   }
 
-  .linked:not(.vertical).path-bar,
-  .linked:not(.vertical):not(.path-bar).stack-switcher {
+  // special case for path-bars and stack-switchers
+  .linked:not(.vertical):not(.path-bar).stack-switcher,
+  .linked:not(.vertical).path-bar {
 
-    $_linked_separator_color: $header_button_border;
+    > button {
+      @include button(header-hover);
 
-    > button:hover:not(:checked):not(:active):not(:only-child) {
+      &:hover { background-color: lighten($header_button_bg, 15%); }
+      &:active, &:checked { @include button(header-active); }
+      &:disabled { color: transparentize($header_fg, 0.4); }
 
-      &:hover {
-        box-shadow: inset  1px 0 $_linked_separator_color,
-                    inset -1px 0 $_linked_separator_color;
-      }
-      &:first-child:hover { box-shadow: inset -1px 0 $_linked_separator_color; }
-      &:last-child:hover { box-shadow: inset 1px 0 $_linked_separator_color; }
+      &, &:hover, &:active, &:checked, &:disabled { @extend %linked; }
     }
-  }
-
-  .linked:not(.vertical):not(.pathbar) {
-
-    > entry + entry { border-left-color: transparentize($header_entry_border, 0.5); }
-
-    > entry.error + entry,
-    > entry + entry.error { border-left-color: if($variant=='light', $error_color, transparentize($header_entry_border, 0.5)); }
-
-    > entry.warning + entry,
-    > entry + entry.warning { border-left-color: if($variant=='light', $warning_color, transparentize($header_entry_border, 0.5)); }
-
-    > entry.error + entry.warning { border-left-color: if($variant=='light', $error_color, transparentize($header_entry_border, 0.5));}
-
-
-    > entry + entry:focus:not(:last-child),
-    > entry + entry:focus:last-child { border-left-color: if($darker=='false' and $variant=='light', $selected_bg_color, $header_entry_border); }
-
-    > entry + entry.warning:focus:not(:last-child),
-    > entry + entry.warning:focus:last-child { border-left-color: if($variant=='light', $warning_color, $header_entry_border); }
-
-    > entry + entry.error:focus:not(:last-child),
-    > entry + entry.error:focus:last-child { border-left-color: if($variant=='light', $error_color, $header_entry_border); }
-
-
-    > entry:focus:not(:only-child) + entry,
-    > entry:focus:not(:only-child) + button,
-    > entry:focus:not(:only-child) + combobox > button.combo { border-left-color:  if($darker=='false' and $variant=='light', $selected_bg_color, $header_entry_border); }
-
-    > entry.warning:focus:not(:only-child) + entry,
-    > entry.warning:focus:not(:only-child) + button,
-    > entry.warning:focus:not(:only-child) + combobox > button.combo { border-left-color: if($variant=='light', $warning_color, $header_entry_border); }
-
-    > entry.error:focus:not(:only-child) + entry,
-    > entry.error:focus:not(:only-child) + button,
-    > entry.error:focus:not(:only-child) + button.combo > button.combo { border-left-color: if($variant=='light', $error_color, $header_entry_border); }
 
+    @include pathbar_linking_rules($sep_color:$header_button_border);
+  }
+  // use linking rules for entries only
+  .linked:not(.vertical):not(.path-bar) {
+    @include linking_rules( $a:0.5,
+                            $var:if($variant=='light' and $darker=='false', 'light', 'dark'),
+                            $button_rules:'false',
+                            $e_border:$header_entry_border,
+                            $b_border:$header_button_border );
   }
 
   // Headerbar Suggested and Destructive Action buttons
@@ -3028,9 +2915,7 @@ headerbar,
     &:active, &:checked {
       @include button(header-active);
     }
-
     &.close, &.maximize, &.minimize {
-
       color: transparent;
       background-color: transparent;
       background-position: center;
@@ -3039,21 +2924,14 @@ headerbar,
 
       &:backdrop { opacity: 1; }
     }
+    // Load png assets for each button
+    @each $k in ('close','maximize', 'minimize') {
+      @each $l, $m in ('',''), (':backdrop','-backdrop'), (':hover','-hover'), (':active','-active') {
 
-    &.close { background-image: -gtk-scaled(url('assets/titlebutton-close#{$darker_asset_suffix}.png'),url('assets/titlebutton-close#{$darker_asset_suffix}@2.png')); }
-    &.close:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-close-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.close:hover { background-image: -gtk-scaled(url('assets/titlebutton-close-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-hover#{$darker_asset_suffix}@2.png')); }
-    &.close:active { background-image: -gtk-scaled(url('assets/titlebutton-close-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-close-active#{$darker_asset_suffix}@2.png')); }
-
-    &.maximize { background-image: -gtk-scaled(url('assets/titlebutton-max#{$darker_asset_suffix}.png'),url('assets/titlebutton-max#{$darker_asset_suffix}@2.png')); }
-    &.maximize:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-max-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.maximize:hover { background-image: -gtk-scaled(url('assets/titlebutton-max-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-hover#{$darker_asset_suffix}@2.png')); }
-    &.maximize:active { background-image: -gtk-scaled(url('assets/titlebutton-max-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-max-active#{$darker_asset_suffix}@2.png')); }
-
-    &.minimize { background-image: -gtk-scaled(url('assets/titlebutton-min#{$darker_asset_suffix}.png'),url('assets/titlebutton-min#{$darker_asset_suffix}@2.png')); }
-    &.minimize:backdrop { background-image: -gtk-scaled(url('assets/titlebutton-min-backdrop#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-backdrop#{$darker_asset_suffix}@2.png')); }
-    &.minimize:hover { background-image: -gtk-scaled(url('assets/titlebutton-min-hover#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-hover#{$darker_asset_suffix}@2.png')); }
-    &.minimize:active { background-image: -gtk-scaled(url('assets/titlebutton-min-active#{$darker_asset_suffix}.png'),url('assets/titlebutton-min-active#{$darker_asset_suffix}@2.png')); }
+        &.#{$k}#{$l} { background-image: -gtk-scaled(url('assets/titlebutton-#{$k}#{$m}#{$darker_asset_suffix}.png'),
+                                                     url('assets/titlebutton-#{$k}#{$m}#{$darker_asset_suffix}@2.png')); }
+      }
+    }
   }
 }
 
-- 
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