MacViews: Implement Full Keyboard Access.

ui/views/view.cc

Index: ui/views/view.cc
diff --git a/ui/views/view.cc b/ui/views/view.cc
index 4c62a000f61882cf5115a2f541ba8e7b86fb8af5..7e8bdd88edc87ee200e495e519eaec0694bf9d6e 100644
--- a/ui/views/view.cc
+++ b/ui/views/view.cc
@@ -1201,6 +1201,32 @@ void View::SetNextFocusableView(View* view) {
   next_focusable_view_ = view;
 }
 
+void View::SetFocusBehavior(FocusBehavior focus_behavior) {
+  switch (focus_behavior) {
+    case ALWAYS:
+      SetFocusable(true);
+      SetAccessibilityFocusable(true);
+      break;
+    case NEVER:
+      SetFocusable(false);
+      SetAccessibilityFocusable(false);
+      break;
+    case ACCESSIBLE_ONLY:
+      SetFocusable(false);
+      SetAccessibilityFocusable(true);
+      break;
+    case CONTROL:
+#if defined(OS_MACOSX)

[tapted, 2016/03/15 05:05:32]

This might be more readable with something like (at the top)

#if defined(OS_MACOSX)
if (focus_behaviour == CONTROL)
  focus_behavior = ACCESSIBLE_ONLY;
#endif

[karandeepb, 2016/03/17 07:24:47]

Done.

+      SetFocusable(false);
+      SetAccessibilityFocusable(true);
+#else
+      SetFocusable(true);
+      SetAccessibilityFocusable(true);
+#endif
+      break;
+  }
+}
+
 void View::SetFocusable(bool focusable) {
   if (focusable_ == focusable)
     return;