Views: Draw Textfield selected text in gray when top-level Widget loses focus.

ui/views/focus/focus_traversal_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 121 matching lines @@
 // It is interesting to test focus traversal from a view hierarchy to an inner
 // view hierarchy.
 class BorderView : public NativeViewHost {
  public:
   explicit BorderView(View* child) : child_(child) {
     DCHECK(child);
     SetFocusBehavior(FocusBehavior::NEVER);
   }
 
   virtual internal::RootView* GetContentsRootView() {
-    return static_cast<internal::RootView*>(widget_->GetRootView());
+    return static_cast<internal::RootView*>(widget_.GetRootView());
   }
 
   FocusTraversable* GetFocusTraversable() override {
-    return static_cast<internal::RootView*>(widget_->GetRootView());
+    return static_cast<internal::RootView*>(widget_.GetRootView());
   }
 
   void ViewHierarchyChanged(
       const ViewHierarchyChangedDetails& details) override {
     NativeViewHost::ViewHierarchyChanged(details);
 
     if (details.child == this && details.is_add) {
-      if (!widget_) {
-        widget_ = base::MakeUnique<Widget>();
-        Widget::InitParams params(Widget::InitParams::TYPE_CONTROL);
-        params.parent = details.parent->GetWidget()->GetNativeView();
-        params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
-        widget_->Init(params);
-        widget_->SetFocusTraversableParentView(this);
-        widget_->SetContentsView(child_);
-      }
+      Widget::InitParams params(Widget::InitParams::TYPE_CONTROL);
+      params.parent = details.parent->GetWidget()->GetNativeView();
+      params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
+      widget_.Init(params);
+      widget_.SetFocusTraversableParentView(this);
+      widget_.SetContentsView(child_);
 
       // We have been added to a view hierarchy, attach the native view.
-      Attach(widget_->GetNativeView());
+      Attach(widget_.GetNativeView());
       // Also update the FocusTraversable parent so the focus traversal works.
-      static_cast<internal::RootView*>(widget_->GetRootView())->
+      static_cast<internal::RootView*>(widget_.GetRootView())->
           SetFocusTraversableParent(GetWidget()->GetFocusTraversable());
     }
   }
 
  private:
   View* child_;
-  std::unique_ptr<Widget> widget_;
+  Widget widget_;
 
   DISALLOW_COPY_AND_ASSIGN(BorderView);
 };
 
 }  // namespace
 
 class FocusTraversalTest : public FocusManagerTest {
  public:
   ~FocusTraversalTest() override;
 
@@ skipping 694 matching lines @@
   GetFocusManager()->AdvanceFocus(false);
   EXPECT_FALSE(GetFocusManager()->GetFocusedView());
 
   // Advance backwards from the root node.
   GetFocusManager()->ClearFocus();
   GetFocusManager()->AdvanceFocus(true);
   EXPECT_FALSE(GetFocusManager()->GetFocusedView());
 }
 
 }  // namespace views