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// 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 UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
#define UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
#include <vector>
#include "ui/message_center/message_center_export.h"
#include "ui/message_center/views/message_view.h"
namespace views {
class ProgressBar;
}
namespace message_center {
class BoundedLabel;
class MessageCenter;
// View that displays all current types of notification (web, basic, image, and
// list). Future notification types may be handled by other classes, in which
// case instances of those classes would be returned by the Create() factory
// method below.
class MESSAGE_CENTER_EXPORT NotificationView : public MessageView {
public:
// Creates appropriate MessageViews for notifications. Those currently are
// always NotificationView or MessageSimpleView instances but in the future
// may be instances of other classes, with the class depending on the
// notification type. A notification is top level if it needs to be rendered
// outside the browser window. No custom shadows are created for top level
// notifications on Linux with Aura.
static MessageView* Create(const Notification& notification,
MessageCenter* message_center,
MessageCenterTray* tray,
bool expanded,
bool top_level);
virtual ~NotificationView();
// Overridden from views::View:
virtual gfx::Size GetPreferredSize() OVERRIDE;
virtual int GetHeightForWidth(int width) OVERRIDE;
virtual void Layout() OVERRIDE;
virtual void OnFocus() OVERRIDE;
virtual void ScrollRectToVisible(const gfx::Rect& rect) OVERRIDE;
virtual views::View* GetEventHandlerForPoint(
const gfx::Point& point) OVERRIDE;
virtual gfx::NativeCursor GetCursor(const ui::MouseEvent& event) OVERRIDE;
// Overridden from MessageView:
virtual void ButtonPressed(views::Button* sender,
const ui::Event& event) OVERRIDE;
protected:
NotificationView(const Notification& notification,
MessageCenter* message_center,
MessageCenterTray* tray,
bool expanded);
private:
bool IsExpansionNeeded(int width);
bool IsMessageExpansionNeeded(int width);
int GetMessageLineLimit(int width);
int GetMessageLines(int width, int limit);
int GetMessageHeight(int width, int limit);
// Weak references to NotificationView descendants owned by their parents.
views::View* background_view_;
views::View* top_view_;
BoundedLabel* title_view_;
BoundedLabel* message_view_;
std::vector<views::View*> item_views_;
views::View* icon_view_;
views::View* bottom_view_;
views::View* image_view_;
views::ProgressBar* progress_bar_view_;
std::vector<views::View*> action_buttons_;
DISALLOW_COPY_AND_ASSIGN(NotificationView);
};
} // namespace message_center
#endif // UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
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