[gtk/a11y/atspi] passwordentry: Implement GtkAccessible

[Matthias Clasen <matthiasc src gnome org>]

commit 852c72fa28bb3802657aa3579207733342b355f6
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 12 21:33:55 2020 -0400

    passwordentry: Implement GtkAccessible
    
    This copies what was done for GtkEntry: get
    the focused state from the GtkText within.

 gtk/gtkpasswordentry.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
---
diff --git a/gtk/gtkpasswordentry.c b/gtk/gtkpasswordentry.c
index ec8d08b119..e6658ecf2e 100644
--- a/gtk/gtkpasswordentry.c
+++ b/gtk/gtkpasswordentry.c
@@ -22,6 +22,7 @@
 
 #include "gtkpasswordentryprivate.h"
 
+#include "gtkaccessibleprivate.h"
 #include "gtktextprivate.h"
 #include "gtkeditable.h"
 #include "gtkeventcontrollerkey.h"
@@ -105,8 +106,10 @@ enum {
 static GParamSpec *props[NUM_PROPERTIES] = { NULL, };
 
 static void gtk_password_entry_editable_init (GtkEditableInterface *iface);
+static void gtk_password_entry_accessible_init (GtkAccessibleInterface *iface);
 
 G_DEFINE_TYPE_WITH_CODE (GtkPasswordEntry, gtk_password_entry, GTK_TYPE_WIDGET,
+                         G_IMPLEMENT_INTERFACE (GTK_TYPE_ACCESSIBLE, gtk_password_entry_accessible_init)
                          G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE, gtk_password_entry_editable_init))
 
 static void
@@ -487,6 +490,31 @@ gtk_password_entry_editable_init (GtkEditableInterface *iface)
   iface->get_delegate = gtk_password_entry_get_delegate;
 }
 
+static gboolean
+gtk_password_entry_accessible_get_platform_state (GtkAccessible              *self,
+                                                  GtkAccessiblePlatformState  state)
+{
+  GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (self);
+
+  switch (state)
+    {
+    case GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSABLE:
+      return gtk_widget_get_focusable (GTK_WIDGET (entry->entry));
+    case GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSED:
+      return gtk_widget_has_focus (GTK_WIDGET (entry->entry));
+    default:
+      g_assert_not_reached ();
+    }
+}
+
+static void
+gtk_password_entry_accessible_init (GtkAccessibleInterface *iface)
+{
+  GtkAccessibleInterface *parent_iface = g_type_interface_peek_parent (iface);
+  iface->get_at_context = parent_iface->get_at_context;
+  iface->get_platform_state = gtk_password_entry_accessible_get_platform_state;
+}
+
 GtkText *
 gtk_password_entry_get_text_widget (GtkPasswordEntry *entry)
 {