aura: brightness and volume bubble.

chrome/browser/chromeos/volume_bubble_view_views.cc

+// Copyright (c) 2011 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 "chrome/browser/chromeos/volume_bubble_view_views.h"
+
+#include "base/memory/singleton.h"
+#include "chrome/browser/chromeos/setting_level_bubble_view_views.h"
+#include "grit/theme_resources.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "views/widget/widget.h"
+
+namespace chromeos {
+
+views::Widget* VolumeBubble::widget_ = NULL;
+
+VolumeBubble::VolumeBubble() {}
+
+void VolumeBubble::ShowBubble(double percent, bool enabled) {
+  if (!widget_) {
+    widget_= SettingLevelBubbleViewViews::ConstructSettingLevelBubble(
+          ResourceBundle::GetSharedInstance().GetBitmapNamed(
+              IDR_VOLUME_BUBBLE_UP_ICON),
+          ResourceBundle::GetSharedInstance().GetBitmapNamed(
+              IDR_VOLUME_BUBBLE_DOWN_ICON),
+          ResourceBundle::GetSharedInstance().GetBitmapNamed(
+              IDR_VOLUME_BUBBLE_MUTE_ICON),
+          percent, enabled);
+  } else {
+    static_cast<SettingLevelBubbleViewViews*>(widget_->widget_delegate())
+        ->UpdateSettingLevel(percent, enabled);
+  }
+  widget_->Show();
+  static_cast<SettingLevelBubbleViewViews*>(widget_->widget_delegate())
+      ->StartHideTimer();
+}
+
+void VolumeBubble::HideBubble() {
+  if (widget_)
+    widget_->Close();
+}
+
+// static
+VolumeBubble* VolumeBubble::GetInstance() {
+  return Singleton<VolumeBubble>::get();
+}
+}  // namespace chromeos