ash: Separate out SystemTrayBubble and related classes into a new file.

ash/system/tray/system_tray_bubble.h

+// 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.
+
+#ifndef ASH_SYSTEM_TRAY_SYSTEM_TRAY_BUBBLE_H_
+#define ASH_SYSTEM_TRAY_SYSTEM_TRAY_BUBBLE_H_
+#pragma once
+
+#include "ash/system/user/login_status.h"
+#include "base/base_export.h"
+#include "base/message_pump_observer.h"
+#include "base/timer.h"
+#include "ui/views/bubble/bubble_delegate.h"
+#include "ui/views/widget/widget.h"
+
+#include <vector>
+
+namespace ash {
+
+class SystemTray;
+class SystemTrayItem;
+
+namespace internal {
+
+class SystemTrayBubble;
+
+class SystemTrayBubbleView : public views::BubbleDelegateView {
+ public:
+  SystemTrayBubbleView(views::View* anchor,
+                       SystemTrayBubble* host,
+                       bool can_activate);
+  virtual ~SystemTrayBubbleView();
+
+  void SetBubbleBorder(views::BubbleBorder* border);
+
+  void UpdateAnchor();
+
+  // Called when the host is destroyed.
+  void reset_host() { host_ = NULL; }
+
+ private:
+  // Overridden from views::BubbleDelegateView.
+  virtual void Init() OVERRIDE;
+  virtual gfx::Rect GetAnchorRect() OVERRIDE;
+  // Overridden from views::View.
+  virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
+  virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
+  virtual bool CanActivate() const OVERRIDE;
+  virtual gfx::Size GetPreferredSize() OVERRIDE;
+  virtual void OnMouseEntered(const views::MouseEvent& event) OVERRIDE;
+  virtual void OnMouseExited(const views::MouseEvent& event) OVERRIDE;
+
+  SystemTrayBubble* host_;
+  bool can_activate_;
+
+  DISALLOW_COPY_AND_ASSIGN(SystemTrayBubbleView);
+};
+
+class SystemTrayBubble : public base::MessagePumpObserver,
+                         public views::Widget::Observer {
+ public:
+  enum BubbleType {
+    BUBBLE_TYPE_DEFAULT,
+    BUBBLE_TYPE_DETAILED,
+    BUBBLE_TYPE_NOTIFICATION
+  };
+
+  enum AnchorType {
+    ANCHOR_TYPE_TRAY,
+    ANCHOR_TYPE_BUBBLE
+  };
+
+  SystemTrayBubble(ash::SystemTray* tray,
+                   const std::vector<ash::SystemTrayItem*>& items,
+                   BubbleType bubble_type);
+  virtual ~SystemTrayBubble();
+
+  // Creates |bubble_view_| and a child views for each member of |items_|.
+  // Also creates |bubble_widget_| and sets up animations.
+  void InitView(views::View* anchor,
+                AnchorType anchor_type,
+                bool can_activate,
+                ash::user::LoginStatus login_status);
+
+  gfx::Rect GetAnchorRect() const;
+
+  BubbleType bubble_type() const { return bubble_type_; }
+  SystemTrayBubbleView* bubble_view() const { return bubble_view_; }
+
+  void DestroyItemViews();
+  void StartAutoCloseTimer(int seconds);
+  void StopAutoCloseTimer();
+  void RestartAutoCloseTimer();
+  void Close();
+
+ private:
+  // Overridden from base::MessagePumpObserver.
+  virtual base::EventStatus WillProcessEvent(
+      const base::NativeEvent& event) OVERRIDE;
+  virtual void DidProcessEvent(const base::NativeEvent& event) OVERRIDE;
+  // Overridden from views::Widget::Observer.
+  virtual void OnWidgetClosing(views::Widget* widget) OVERRIDE;
+  virtual void OnWidgetVisibilityChanged(views::Widget* widget,
+                                         bool visible) OVERRIDE;
+
+  ash::SystemTray* tray_;
+  SystemTrayBubbleView* bubble_view_;
+  views::Widget* bubble_widget_;
+  std::vector<ash::SystemTrayItem*> items_;
+  BubbleType bubble_type_;
+  AnchorType anchor_type_;
+
+  int autoclose_delay_;
+  base::OneShotTimer<SystemTrayBubble> autoclose_;
+
+  DISALLOW_COPY_AND_ASSIGN(SystemTrayBubble);
+};
+
+}  // namespace internal
+}  // namespace ash
+
+#endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_BUBBLE_H_