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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_MESSAGE_VIEW_H_
#define UI_MESSAGE_CENTER_VIEWS_MESSAGE_VIEW_H_
#include <memory>
#include "base/macros.h"
#include "base/strings/string16.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/message_center/message_center_export.h"
#include "ui/message_center/notification.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/slide_out_view.h"
namespace ui {
class MenuModel;
}
namespace views {
class ImageButton;
class ImageView;
class Painter;
class ScrollView;
}
namespace message_center {
class MessageCenterController;
// Individual notifications constants.
const int kPaddingBetweenItems = 10;
const int kPaddingHorizontal = 18;
const int kWebNotificationButtonWidth = 32;
const int kWebNotificationIconSize = 40;
// An base class for a notification entry. Contains background and other
// elements shared by derived notification views.
class MESSAGE_CENTER_EXPORT MessageView : public views::SlideOutView,
public views::ButtonListener {
public:
MessageView(MessageCenterController* controller,
const Notification& notification);
~MessageView() override;
// Updates this view with the new data contained in the notification.
virtual void UpdateWithNotification(const Notification& notification);
// Returns the insets for the shadow it will have for rich notification.
static gfx::Insets GetShadowInsets();
// Creates a shadow around the notification.
void CreateShadowBorder();
bool IsCloseButtonFocused();
void RequestFocusOnCloseButton();
bool IsPinned();
void set_accessible_name(const base::string16& accessible_name) {
accessible_name_ = accessible_name;
}
// Overridden from views::View:
void GetAccessibleState(ui::AXViewState* state) override;
bool OnMousePressed(const ui::MouseEvent& event) override;
bool OnKeyPressed(const ui::KeyEvent& event) override;
bool OnKeyReleased(const ui::KeyEvent& event) override;
void OnPaint(gfx::Canvas* canvas) override;
void OnFocus() override;
void OnBlur() override;
void Layout() override;
// Overridden from ui::EventHandler:
void OnGestureEvent(ui::GestureEvent* event) override;
// Overridden from ButtonListener:
void ButtonPressed(views::Button* sender, const ui::Event& event) override;
void set_scroller(views::ScrollView* scroller) { scroller_ = scroller; }
std::string notification_id() { return notification_id_; }
NotifierId notifier_id() { return notifier_id_; }
const base::string16& display_source() const { return display_source_; }
void set_controller(MessageCenterController* controller) {
controller_ = controller;
}
protected:
// Overridden from views::SlideOutView:
void OnSlideOut() override;
// Creates and add close button to view hierarchy when necessary. Derived
// classes should call this after its view hierarchy is populated to ensure
// it is on top of other views.
void CreateOrUpdateCloseButtonView(const Notification& notification);
// Changes the background color being used by |background_view_| and schedules
// a paint.
virtual void SetDrawBackgroundAsActive(bool active);
views::View* background_view() { return background_view_; }
views::ImageView* small_image() { return small_image_view_.get(); }
views::ImageButton* close_button() { return close_button_.get(); }
views::ScrollView* scroller() { return scroller_; }
MessageCenterController* controller() { return controller_; }
private:
MessageCenterController* controller_; // Weak, lives longer then views.
std::string notification_id_;
NotifierId notifier_id_;
views::View* background_view_ = nullptr; // Owned by views hierarchy.
std::unique_ptr<views::ImageView> small_image_view_;
std::unique_ptr<views::ImageButton> close_button_;
views::ScrollView* scroller_ = nullptr;
base::string16 accessible_name_;
base::string16 display_source_;
std::unique_ptr<views::Painter> focus_painter_;
DISALLOW_COPY_AND_ASSIGN(MessageView);
};
} // namespace message_center
#endif // UI_MESSAGE_CENTER_VIEWS_MESSAGE_VIEW_H_