[gtk/matthiasc/for-master] popovermenubar: Initial accessibility setup

[Matthias Clasen <matthiasc src gnome org>]

commit 228e450e57ad2be81f2b0f098833a73157e289a0
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 21 16:34:16 2020 -0400

    popovermenubar: Initial accessibility setup
    
    Set roles, properties and relations according to the
    ARIA authoring practices document. This is not quite
    complete.

 gtk/gtkpopovermenubar.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
---
diff --git a/gtk/gtkpopovermenubar.c b/gtk/gtkpopovermenubar.c
index 1f172e3088..92a6c4ca91 100644
--- a/gtk/gtkpopovermenubar.c
+++ b/gtk/gtkpopovermenubar.c
@@ -316,6 +316,22 @@ gtk_popover_menu_bar_item_activate (GtkPopoverMenuBarItem *item)
   set_active_item (bar, item, TRUE);
 }
 
+static void
+gtk_popover_menu_bar_item_root (GtkWidget *widget)
+{
+  GtkPopoverMenuBarItem *item = GTK_POPOVER_MENU_BAR_ITEM (widget);
+
+  GTK_WIDGET_CLASS (gtk_popover_menu_bar_item_parent_class)->root (widget);
+
+  gtk_accessible_update_relation (GTK_ACCESSIBLE (widget),
+                                  GTK_ACCESSIBLE_RELATION_LABELLED_BY, g_list_append (NULL, item->label),
+                                  GTK_ACCESSIBLE_RELATION_CONTROLS, g_list_append (NULL, item->popover),
+                                  -1);
+  gtk_accessible_update_property (GTK_ACCESSIBLE (widget),
+                                  GTK_ACCESSIBLE_PROPERTY_HAS_POPUP, TRUE,
+                                  -1);
+}
+
 static void
 gtk_popover_menu_bar_item_class_init (GtkPopoverMenuBarItemClass *klass)
 {
@@ -325,6 +341,7 @@ gtk_popover_menu_bar_item_class_init (GtkPopoverMenuBarItemClass *klass)
   object_class->dispose = gtk_popover_menu_bar_item_dispose;
   object_class->finalize = gtk_popover_menu_bar_item_finalize;
 
+  widget_class->root = gtk_popover_menu_bar_item_root;
   widget_class->measure = gtk_popover_menu_bar_item_measure;
   widget_class->size_allocate = gtk_popover_menu_bar_item_size_allocate;
 
@@ -340,6 +357,7 @@ gtk_popover_menu_bar_item_class_init (GtkPopoverMenuBarItemClass *klass)
                   G_TYPE_NONE, 0);
 
   gtk_widget_class_set_css_name (widget_class, I_("item"));
+  gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_MENU_ITEM);
 }
 enum
 {
@@ -552,6 +570,10 @@ gtk_popover_menu_bar_root (GtkWidget *widget)
 
   toplevel = GTK_WIDGET (gtk_widget_get_root (widget));
   add_to_window (GTK_WINDOW (toplevel), bar);
+
+  gtk_accessible_update_property (GTK_ACCESSIBLE (bar),
+                                  GTK_ACCESSIBLE_PROPERTY_ORIENTATION, GTK_ORIENTATION_HORIZONTAL,
+                                  -1);
 }
 
 static void
@@ -598,6 +620,7 @@ gtk_popover_menu_bar_class_init (GtkPopoverMenuBarClass *klass)
 
   gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT);
   gtk_widget_class_set_css_name (widget_class, I_("menubar"));
+  gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_MENU_BAR);
 }
 
 static void