[Athena] Add status icons and system time to the desktop background

athena/screen/background_controller.cc

Index: athena/screen/background_controller.cc
diff --git a/athena/screen/background_controller.cc b/athena/screen/background_controller.cc
deleted file mode 100644
index bcdf40fa15d46b9cc05a059561b5661ca752b73a..0000000000000000000000000000000000000000
--- a/athena/screen/background_controller.cc
+++ /dev/null
@@ -1,110 +0,0 @@
-// 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/screen/background_controller.h"
-
-#include "base/strings/stringprintf.h"
-#include "base/strings/utf_string_conversions.h"
-#include "extensions/shell/common/version.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/aura/window.h"
-#include "ui/compositor/layer.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/view.h"
-#include "ui/views/widget/widget.h"
-
-namespace athena {
-
-namespace {
-
-const SkColor kVersionColor = SK_ColorWHITE;
-const SkColor kVersionBackground = SK_ColorTRANSPARENT;
-const SkColor kVersionShadow = 0xB0000000;
-const int kVersionShadowBlur = 10;
-
-class VersionView : public views::Label {
- public:
-  VersionView() {
-    SetEnabledColor(kVersionColor);
-    SetBackgroundColor(kVersionBackground);
-    SetShadows(gfx::ShadowValues(1, gfx::ShadowValue(gfx::Point(0, 1),
-                                                     kVersionShadowBlur,
-                                                     kVersionShadow)));
-    SetText(base::UTF8ToUTF16(base::StringPrintf("%s (Build %s)",
-                                                 PRODUCT_VERSION,
-                                                 LAST_CHANGE)));
-    SetBoundsRect(gfx::Rect(gfx::Point(), GetPreferredSize()));
-  }
-  virtual ~VersionView() {
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(VersionView);
-};
-
-}  // namespace
-
-class BackgroundView : public views::View {
- public:
-  BackgroundView() {
-    AddChildView(new VersionView);
-  }
-  virtual ~BackgroundView() {}
-
-  void SetImage(const gfx::ImageSkia& image) {
-    image_ = image;
-    SchedulePaint();
-  }
-
-  // views::View
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
-    canvas->DrawImageInt(image_,
-                         0,
-                         0,
-                         image_.width(),
-                         image_.height(),
-                         0,
-                         0,
-                         width(),
-                         height(),
-                         true);
-  }
-
- private:
-  gfx::ImageSkia image_;
-
-  DISALLOW_COPY_AND_ASSIGN(BackgroundView);
-};
-
-BackgroundController::BackgroundController(aura::Window* container) {
-  // TODO(oshima): Using widget to just draw an image is probably
-  // overkill. Just use WindowDelegate to draw the background and
-  // remove dependency to ui/views.
-
-  views::Widget* background_widget = new views::Widget;
-  views::Widget::InitParams params(
-      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
-  params.accept_events = false;
-  params.parent = container;
-  background_widget->Init(params);
-  background_widget->GetNativeWindow()->layer()->SetMasksToBounds(true);
-  background_view_ = new BackgroundView;
-  background_widget->SetContentsView(background_view_);
-  background_widget->GetNativeView()->SetName("BackgroundWidget");
-  background_widget->Show();
-}
-
-BackgroundController::~BackgroundController() {
-  // background_widget is owned by the container and will be deleted
-  // when the container is deleted.
-}
-
-void BackgroundController::SetImage(const gfx::ImageSkia& image) {
-  // TODO(oshima): implement cross fede animation.
-  background_view_->SetImage(image);
-}
-
-}  // namespace athena