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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUBBLE_H_
      6 #define UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUBBLE_H_
      7 
      8 #include "base/memory/weak_ptr.h"
      9 #include "ui/message_center/message_center_export.h"
     10 #include "ui/message_center/views/message_bubble_base.h"
     11 #include "ui/views/widget/widget_observer.h"
     12 
     13 namespace message_center {
     14 
     15 class MessageCenterView;
     16 
     17 // Bubble for message center.
     18 class MESSAGE_CENTER_EXPORT MessageCenterBubble
     19     : public MessageBubbleBase,
     20       public views::WidgetObserver,
     21       public base::SupportsWeakPtr<MessageCenterBubble> {
     22  public:
     23   MessageCenterBubble(MessageCenter* message_center,
     24                       MessageCenterTray* tray,
     25                       bool first_item_has_no_margin);
     26 
     27   virtual ~MessageCenterBubble();
     28 
     29   void SetSettingsVisible();
     30 
     31   // Overridden from views::WidgetObserver:
     32   virtual void OnWidgetClosing(views::Widget* widget) OVERRIDE;
     33 
     34   // Overridden from MessageBubbleBase:
     35   virtual views::TrayBubbleView::InitParams GetInitParams(
     36       views::TrayBubbleView::AnchorAlignment anchor_alignment) OVERRIDE;
     37   virtual void InitializeContents(views::TrayBubbleView* bubble_view) OVERRIDE;
     38   virtual void OnBubbleViewDestroyed() OVERRIDE;
     39   virtual void UpdateBubbleView() OVERRIDE;
     40   virtual void OnMouseEnteredView() OVERRIDE;
     41   virtual void OnMouseExitedView() OVERRIDE;
     42 
     43   size_t NumMessageViewsForTest() const;
     44 
     45  private:
     46   MessageCenterView* message_center_view_;
     47 
     48   // The maximum height
     49   int max_height_;
     50 
     51   // Use settings view as the initially visible content if true.
     52   bool initially_settings_visible_;
     53 
     54   // True if the first message which gets shown should have no margin against
     55   // the used anchor.
     56   bool first_item_has_no_margin_;
     57 
     58   DISALLOW_COPY_AND_ASSIGN(MessageCenterBubble);
     59 };
     60 
     61 }  // namespace message_center
     62 
     63 #endif  // UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUBBLE_H_
     64