[gtk] popover menubar: Use a pseudo state

[Matthias Clasen <matthiasc src gnome org>]

commit a7e121384cf2b5ee470ccade9defdf27273b1797
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Jun 13 00:12:33 2019 +0000

    popover menubar: Use a pseudo state
    
    Use :selected instead of .active to
    mark the active item.

 gtk/gtkpopovermenubar.c        | 14 +++-----------
 gtk/theme/Adwaita/_common.scss | 14 +++++++-------
 2 files changed, 10 insertions(+), 18 deletions(-)
---
diff --git a/gtk/gtkpopovermenubar.c b/gtk/gtkpopovermenubar.c
index 119fbacd59..7716397dfe 100644
--- a/gtk/gtkpopovermenubar.c
+++ b/gtk/gtkpopovermenubar.c
@@ -60,7 +60,6 @@
 #include "gtkmarshalers.h"
 #include "gtkstylecontext.h"
 #include "gtkgestureclick.h"
-#include "gtkeventcontrollerkey.h"
 #include "gtkeventcontrollermotion.h"
 #include "gtkactionmuxerprivate.h"
 #include "gtkmenutrackerprivate.h"
@@ -130,21 +129,13 @@ set_active_item (GtkPopoverMenuBar     *bar,
 
   if (changed)
     {
-      GtkStyleContext *context;
-
       if (bar->active_item)
-        {
-          context = gtk_widget_get_style_context (GTK_WIDGET (bar->active_item));
-          gtk_style_context_remove_class (context, "active");
-        }
+        gtk_widget_unset_state_flags (GTK_WIDGET (bar->active_item), GTK_STATE_FLAG_SELECTED);
 
       bar->active_item = item;
 
       if (bar->active_item)
-        {
-          context = gtk_widget_get_style_context (GTK_WIDGET (bar->active_item));
-          gtk_style_context_add_class (context, "active");
-        }
+        gtk_widget_set_state_flags (GTK_WIDGET (bar->active_item), GTK_STATE_FLAG_SELECTED, FALSE);
     }
 
   if (bar->active_item)
@@ -214,6 +205,7 @@ gtk_popover_menu_bar_focus (GtkWidget        *widget,
 {
   GtkPopoverMenuBar *bar = GTK_POPOVER_MENU_BAR (widget);
   GtkWidget *next;
+
   if (bar->active_item &&
       gtk_widget_get_mapped (GTK_WIDGET (bar->active_item->popover)))
     {
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 62cd4b871b..1f6398dbc1 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -16,7 +16,6 @@ $window_radius: $button_radius + 3;
   -gtk-secondary-caret-color: $selected_bg_color
 }
 
-modelbutton:focus(visible),
 button:focus(visible),
 checkbutton:focus(visible),
 radiobutton:focus(visible),
@@ -4696,7 +4695,7 @@ menubar {
     min-height: 16px;
     padding: 4px 8px;
 
-    &.active { //Seems like it :hover even with keyboard focus
+    &:selected { //Seems like it :hover even with keyboard focus
       box-shadow: inset 0 -3px $selected_bg_color;
       color: $link_color;
     }
@@ -4711,13 +4710,14 @@ menubar {
 }
 
 popover.menu {
-  & .flat.image-button.model {
+  & button.flat.image-button.model {
     padding: 0;
     border: none;
   }
-  & .flat.image-button.model:hover {
+  & button.flat.image-button.model:selected {
     border: none;
-    color: gray;
+    color: $selected_fg_color;
+    background: $selected_bg_color;
   }
 
   & box.inline-buttons {
@@ -4761,12 +4761,12 @@ popover.menu {
     margin-right: 0;
   }
 
-  & modelbutton:hover {
+  & modelbutton:selected {
     color: $selected_fg_color;
     background-color: $selected_bg_color;
   }
 
-  & modelbutton:hover accelerator {
+  & modelbutton:selected accelerator {
     color: mix($selected_fg_color, gray, 50%);
   }
 }