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// Copyright 2017 The Chromium Authors
// 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_HEADER_VIEW_H_
#define UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_HEADER_VIEW_H_
#include <optional>
#include "base/callback_list.h"
#include "base/gtest_prod_util.h"
#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/gfx/text_constants.h"
#include "ui/message_center/message_center_export.h"
#include "ui/message_center/public/cpp/message_center_constants.h"
#include "ui/views/controls/button/button.h"
namespace gfx {
class FontList;
}
namespace views {
class ImageView;
class Label;
} // namespace views
namespace message_center {
class MESSAGE_CENTER_EXPORT NotificationHeaderView : public views::Button {
METADATA_HEADER(NotificationHeaderView, views::Button)
public:
explicit NotificationHeaderView(PressedCallback callback = PressedCallback());
NotificationHeaderView(const NotificationHeaderView&) = delete;
NotificationHeaderView& operator=(const NotificationHeaderView&) = delete;
~NotificationHeaderView() override;
// Configure the style of all the labels used in this view.
void ConfigureLabelsStyle(const gfx::FontList& font_list,
const gfx::Insets& text_view_padding,
bool auto_color_readability);
void SetAppIcon(const gfx::ImageSkia& img);
void SetAppName(const std::u16string& name);
void SetAppNameElideBehavior(gfx::ElideBehavior elide_behavior);
// Only show AppIcon and AppName in settings mode.
void SetDetailViewsVisible(bool visible);
// Progress, summary and overflow indicator are all the same UI element so are
// mutually exclusive.
void SetProgress(int progress);
void SetSummaryText(const std::u16string& text);
void SetOverflowIndicator(int count);
void SetTimestamp(base::Time timestamp);
void SetExpandButtonEnabled(bool enabled);
void SetExpanded(bool expanded);
// Calls UpdateColors() to set the unified theme color used among the app
// icon, app name, and expand button. If set to std::nullopt it will use the
// NotificationDefaultAccentColor from the native theme.
void SetColor(std::optional<SkColor> color);
// Sets the background color of the notification. This is used to ensure that
// the accent color has enough contrast against the background.
void SetBackgroundColor(SkColor color);
void ClearAppIcon();
void SetSubpixelRenderingEnabled(bool enabled);
// Shows or hides the app icon.
void SetAppIconVisible(bool visible);
// Shows or hides the timestamp and timestamp divider
void SetTimestampVisible(bool visible);
void SetIsInAshNotificationView(bool is_in_ash_notification);
// The header only shows timestamp if it is in a group child notification.
void SetIsInGroupChildNotification(bool is_in_group_child_notification);
// views::View:
void OnThemeChanged() override;
views::ImageView* expand_button() { return expand_button_; }
std::optional<SkColor> color_for_testing() const { return color_; }
const views::Label* summary_text_for_testing() const {
return summary_text_view_;
}
const views::ImageView* app_icon_view_for_testing() const {
return app_icon_view_;
}
const views::Label* timestamp_view_for_testing() const {
return timestamp_view_;
}
std::u16string_view app_name_for_testing() const;
gfx::ImageSkia app_icon_for_testing() const;
private:
FRIEND_TEST_ALL_PREFIXES(NotificationHeaderViewTest, SettingsMode);
FRIEND_TEST_ALL_PREFIXES(NotificationHeaderViewTest,
GroupChildNotificationVisibility);
// Update visibility for both |summary_text_view_| and |timestamp_view_|.
void UpdateSummaryTextAndTimestampVisibility();
void UpdateColors();
void UpdateExpandedCollapsedAccessibleState() const;
void OnTextChanged();
// Color used for labels and buttons in this view.
std::optional<SkColor> color_;
// Timer that updates the timestamp over time.
base::OneShotTimer timestamp_update_timer_;
std::optional<base::Time> timestamp_;
raw_ptr<views::ImageView> app_icon_view_ = nullptr;
raw_ptr<views::Label> app_name_view_ = nullptr;
raw_ptr<views::View> detail_views_ = nullptr;
raw_ptr<views::View> spacer_ = nullptr;
raw_ptr<views::Label> summary_text_divider_ = nullptr;
raw_ptr<views::Label> summary_text_view_ = nullptr;
raw_ptr<views::Label> timestamp_divider_ = nullptr;
raw_ptr<views::Label> timestamp_view_ = nullptr;
raw_ptr<views::ImageView> expand_button_ = nullptr;
bool has_progress_ = false;
bool is_expanded_ = false;
bool using_default_app_icon_ = false;
// Whether this view is used for an ash notification view.
bool is_in_ash_notification_ = false;
// Whether this view is used for a group child notification.
bool is_in_group_child_notification_ = false;
base::CallbackListSubscription summary_text_changed_callback_;
base::CallbackListSubscription timestamp_changed_callback_;
};
BEGIN_VIEW_BUILDER(MESSAGE_CENTER_EXPORT, NotificationHeaderView, views::Button)
VIEW_BUILDER_PROPERTY(bool, IsInAshNotificationView)
VIEW_BUILDER_PROPERTY(std::optional<SkColor>, Color)
END_VIEW_BUILDER
} // namespace message_center
DEFINE_VIEW_BUILDER(MESSAGE_CENTER_EXPORT,
message_center::NotificationHeaderView)
#endif // UI_MESSAGE_CENTER_VIEWS_NOTIFICATION_HEADER_VIEW_H_
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