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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"
#include "ui/views/view_targeter_delegate.h"
namespace views {
class ProgressBar;
}
namespace message_center {
class BoundedLabel;
class MessageCenter;
class MessageCenterController;
class NotificationButton;
class NotificationView;
class PaddedButton;
// 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 views::ViewTargeterDelegate,
public MessageViewController {
public:
// Creates appropriate MessageViews for notifications. Those currently are
// always NotificationView 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.
// |controller| may be NULL, but has to be set before the view is shown.
static NotificationView* Create(MessageCenterController* controller,
const Notification& notification,
bool top_level);
~NotificationView() override;
// Overridden from views::View:
gfx::Size GetPreferredSize() const override;
int GetHeightForWidth(int width) const override;
void Layout() override;
void OnFocus() override;
void ScrollRectToVisible(const gfx::Rect& rect) override;
gfx::NativeCursor GetCursor(const ui::MouseEvent& event) override;
// Overridden from MessageView:
void UpdateWithNotification(const Notification& notification) override;
void ButtonPressed(views::Button* sender, const ui::Event& event) override;
// Overridden from MessageViewController:
void ClickOnNotification(const std::string& notification_id) override;
void RemoveNotification(const std::string& notification_id,
bool by_user) override;
void set_controller(MessageCenterController* controller) {
controller_ = controller;
}
protected:
NotificationView(MessageCenterController* controller,
const Notification& notification);
private:
FRIEND_TEST_ALL_PREFIXES(NotificationViewTest, CreateOrUpdateTest);
FRIEND_TEST_ALL_PREFIXES(NotificationViewTest, TestLineLimits);
FRIEND_TEST_ALL_PREFIXES(NotificationViewTest, UpdateButtonsStateTest);
FRIEND_TEST_ALL_PREFIXES(NotificationViewTest, UpdateButtonCountTest);
friend class NotificationViewTest;
// views::ViewTargeterDelegate:
views::View* TargetForRect(views::View* root, const gfx::Rect& rect) override;
void CreateOrUpdateViews(const Notification& notification);
void SetAccessibleName(const Notification& notification);
void CreateOrUpdateTitleView(const Notification& notification);
void CreateOrUpdateMessageView(const Notification& notification);
void CreateOrUpdateContextMessageView(const Notification& notification);
void CreateOrUpdateProgressBarView(const Notification& notification);
void CreateOrUpdateListItemViews(const Notification& notification);
void CreateOrUpdateIconView(const Notification& notification);
void CreateOrUpdateImageView(const Notification& notification);
void CreateOrUpdateActionButtonViews(const Notification& notification);
int GetMessageLineLimit(int title_lines, int width) const;
int GetMessageHeight(int width, int limit) const;
MessageCenterController* controller_; // Weak, lives longer then views.
// Describes whether the view should display a hand pointer or not.
bool clickable_;
// Weak references to NotificationView descendants owned by their parents.
views::View* top_view_;
BoundedLabel* title_view_;
BoundedLabel* message_view_;
BoundedLabel* context_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<NotificationButton*> action_buttons_;
std::vector<views::View*> separators_;
DISALLOW_COPY_AND_ASSIGN(NotificationView);
};
} // namespace message_center
#endif // UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_VIEW_H_
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