Use Widget frame and WidgetDelegate in ActvityWidget

athena/activity/activity_frame_view.cc

Index: athena/activity/activity_frame_view.cc
diff --git a/athena/activity/activity_frame_view.cc b/athena/activity/activity_frame_view.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0b0e64fa35d7c2b986f1e34ca43808925ff223c0
--- /dev/null
+++ b/athena/activity/activity_frame_view.cc
@@ -0,0 +1,101 @@
+// Copyright 2014 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 "athena/activity/activity_frame_view.h"
+
+#include <algorithm>
+#include <vector>
+
+#include "athena/activity/public/activity_view_model.h"
+#include "ui/views/background.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/view.h"
+#include "ui/views/widget/widget.h"
+#include "ui/views/widget/widget_delegate.h"
+
+namespace athena {
+
+////////////////////////////////////////////////////////////////////////////////
+// FrameViewAthena, public:
+
+// static
+const char ActivityFrameView::kViewClassName[] = "ActivityFrameView";
+
+ActivityFrameView::ActivityFrameView(views::Widget* frame,
+                                     ActivityViewModel* view_model)
+    : frame_(frame), view_model_(view_model), title_(new views::Label) {
+  title_->SetHorizontalAlignment(gfx::ALIGN_CENTER);
+  const gfx::FontList& font_list = title_->font_list();
+  title_->SetFontList(font_list.Derive(1, gfx::Font::BOLD));
+  title_->SetEnabledColor(SK_ColorBLACK);
+  AddChildView(title_);
+}
+
+ActivityFrameView::~ActivityFrameView() {
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// ActivityFrameView, views::NonClientFrameView overrides:
+
+gfx::Rect ActivityFrameView::GetBoundsForClientView() const {
+  gfx::Rect client_bounds = bounds();
+  client_bounds.Inset(0, NonClientTopBorderHeight(), 0, 0);
+  return client_bounds;
+}
+
+gfx::Rect ActivityFrameView::GetWindowBoundsForClientBounds(
+    const gfx::Rect& client_bounds) const {
+  gfx::Rect window_bounds = client_bounds;
+  window_bounds.Inset(0, -NonClientTopBorderHeight(), 0, 0);
+  return window_bounds;
+}
+
+int ActivityFrameView::NonClientHitTest(const gfx::Point& point) {
+  return 0;
+}
+
+void ActivityFrameView::GetWindowMask(const gfx::Size& size,
+                                      gfx::Path* window_mask) {
+}
+
+void ActivityFrameView::ResetWindowControls() {
+}
+
+void ActivityFrameView::UpdateWindowIcon() {
+}
+
+void ActivityFrameView::UpdateWindowTitle() {
+  SkColor bgcolor = view_model_->GetRepresentativeColor();
+  title_->set_background(views::Background::CreateSolidBackground(bgcolor));
+  title_->SetBackgroundColor(bgcolor);
+  title_->SetText(frame_->widget_delegate()->GetWindowTitle());
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// ActivityFrameView, views::View overrides:
+
+gfx::Size ActivityFrameView::GetPreferredSize() const {
+  gfx::Size pref = frame_->client_view()->GetPreferredSize();
+  gfx::Rect bounds(0, 0, pref.width(), pref.height());
+  return frame_->non_client_view()
+      ->GetWindowBoundsForClientBounds(bounds)
+      .size();
+}
+
+const char* ActivityFrameView::GetClassName() const {
+  return kViewClassName;
+}
+
+void ActivityFrameView::Layout() {
+  title_->SetBounds(0, 0, width(), NonClientTopBorderHeight());
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// ActivityFrameView, private:
+
+int ActivityFrameView::NonClientTopBorderHeight() const {
+  return frame_->IsFullscreen() ? 0 : title_->GetPreferredSize().height();
+}
+
+}  // namespace ash