Toggle avatar color when window activation changes.

ui/views/window/non_client_view.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 "ui/views/window/non_client_view.h"
 
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/hit_test.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/views/rect_based_targeting_utils.h"
@@ skipping 16 matching lines @@
 // z-order first and we always want the client view to have first crack at
 // handling mouse messages.
 static const int kFrameViewIndex = 0;
 static const int kClientViewIndex = 1;
 // The overlay view is always on top (index == child_count() - 1).
 
 ////////////////////////////////////////////////////////////////////////////////
 // NonClientView, public:
 
 NonClientView::NonClientView()
-    : client_view_(NULL),
-      overlay_view_(NULL) {
+    : client_view_(nullptr),
+      overlay_view_(nullptr) {
   SetEventTargeter(
       scoped_ptr<views::ViewTargeter>(new views::ViewTargeter(this)));
 }
 
 NonClientView::~NonClientView() {
   // This value may have been reset before the window hierarchy shuts down,
   // so we need to manually remove it.
   RemoveChildView(frame_view_.get());
 }
 
@@ skipping 185 matching lines @@
   return ViewTargeterDelegate::TargetForRect(root, rect);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NonClientFrameView, public:
 
 NonClientFrameView::~NonClientFrameView() {
 }
 
 bool NonClientFrameView::ShouldPaintAsActive() const {
-  return GetWidget()->IsAlwaysRenderAsActive() || GetWidget()->IsActive();
+  return  GetWidget()->IsAlwaysRenderAsActive() ||
+         (active_state_override_ ? *active_state_override_
+                                 : GetWidget()->IsActive());
 }
 
 int NonClientFrameView::GetHTComponentForFrame(const gfx::Point& point,
                                                int top_resize_border_height,
                                                int resize_border_thickness,
                                                int top_resize_corner_height,
                                                int resize_corner_width,
                                                bool can_resize) {
   // Tricky: In XP, native behavior is to return HTTOPLEFT and HTTOPRIGHT for
   // a |resize_corner_size|-length strip of both the side and top borders, but
@@ skipping 31 matching lines @@
       component = HTBOTTOM;
   } else {
     return HTNOWHERE;
   }
 
   // If the window can't be resized, there are no resize boundaries, just
   // window borders.
   return can_resize ? component : HTBORDER;
 }
 
+void NonClientFrameView::ActivationChanged(bool active) {
+}
+
 void NonClientFrameView::GetAccessibleState(ui::AXViewState* state) {
   state->role = ui::AX_ROLE_CLIENT;
 }
 
 const char* NonClientFrameView::GetClassName() const {
   return kViewClassName;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NonClientFrameView, protected:
 
-NonClientFrameView::NonClientFrameView() {
+NonClientFrameView::NonClientFrameView()
+    : active_state_override_(nullptr) {
   SetEventTargeter(
       scoped_ptr<views::ViewTargeter>(new views::ViewTargeter(this)));
 }
 
 // ViewTargeterDelegate:
 bool NonClientFrameView::DoesIntersectRect(const View* target,
                                            const gfx::Rect& rect) const {
   CHECK_EQ(target, this);
 
   // For the default case, we assume the non-client frame view never overlaps
   // the client view.
   return !GetWidget()->client_view()->bounds().Intersects(rect);
 }
 
 void NonClientFrameView::OnBoundsChanged(const gfx::Rect& previous_bounds) {
   // Overridden to do nothing. The NonClientView manually calls Layout on the
   // FrameView when it is itself laid out, see comment in NonClientView::Layout.
 }
 
 }  // namespace views