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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_ITEM_NOTIFICATION_H_
#define CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_ITEM_NOTIFICATION_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/strings/string_number_conversions.h"
#include "base/task/sequenced_task_runner.h"
#include "chrome/browser/download/download_commands.h"
#include "chrome/browser/download/download_ui_model.h"
#include "chrome/browser/image_decoder/image_decoder.h"
#include "chrome/browser/ui/browser.h"
#include "components/download/public/common/download_item.h"
#include "components/offline_items_collection/core/offline_item.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/message_center/public/cpp/notification_delegate.h"
#include "ui/native_theme/native_theme.h"
class SkBitmap;
namespace test {
class DownloadItemNotificationTest;
}
namespace message_center {
class Notification;
}
// Handles the notification on ChromeOS for one download item.
class DownloadItemNotification : public ImageDecoder::ImageRequest,
public message_center::NotificationObserver,
public DownloadUIModel::Delegate {
public:
DownloadItemNotification(Profile* profile,
DownloadUIModel::DownloadUIModelPtr item);
DownloadItemNotification(const DownloadItemNotification&) = delete;
DownloadItemNotification& operator=(const DownloadItemNotification&) = delete;
~DownloadItemNotification() override;
// Observer for this notification.
class Observer {
public:
virtual void OnDownloadDestroyed(const ContentId& contentId) {}
};
// Set an observer for this notification.
void SetObserver(Observer* observer);
DownloadUIModel* GetDownload();
// DownloadUIModel::Delegate overrides.
void OnDownloadUpdated() override;
void OnDownloadDestroyed(const ContentId& id) override;
// Disables popup by setting low priority.
void DisablePopup();
// NotificationObserver:
void Close(bool by_user) override;
void Click(const std::optional<int>& button_index,
const std::optional<std::u16string>& reply) override;
private:
friend class test::DownloadItemNotificationTest;
enum ImageDecodeStatus { NOT_STARTED, IN_PROGRESS, DONE, FAILED, NOT_IMAGE };
enum NotificationUpdateType { ADD, UPDATE, UPDATE_AND_POPUP };
std::string GetNotificationId() const;
void CloseNotification();
void Update();
void UpdateNotificationData(bool display, bool force_pop_up);
SkColor GetNotificationIconColor();
// Set preview image of the notification. Must be called on IO thread.
void OnImageLoaded(std::string image_data);
void OnImageCropped(const SkBitmap& image);
// ImageDecoder::ImageRequest overrides:
void OnImageDecoded(const SkBitmap& decoded_image) override;
void OnDecodeImageFailed() override;
// Returns a short one-line status string for the download.
std::u16string GetTitle() const;
// Returns a short one-line status string for a download command.
std::u16string GetCommandLabel(DownloadCommands::Command command) const;
// Get the warning text to notify a dangerous download. Should only be called
// if IsDangerous() is true.
std::u16string GetWarningStatusString() const;
// Get the sub status text of the current in-progress download status. Should
// be called only for downloads in progress.
std::u16string GetInProgressSubStatusString() const;
// Get the sub status text. Can be called for downloads in all states.
// If the state does not have sub status string, it returns empty string.
std::u16string GetSubStatusString() const;
// Get the status text.
std::u16string GetStatusString() const;
bool IsScanning() const;
bool AllowedToOpenWhileScanning() const;
Browser* GetBrowser() const;
Profile* profile() const;
// Returns the list of possible extra (all except the default) actions.
std::unique_ptr<std::vector<DownloadCommands::Command>> GetExtraActions()
const;
// The profile associated with this notification.
raw_ptr<Profile> profile_;
// Observer of this notification.
raw_ptr<Observer> observer_;
// Flag to show the notification on next update. If true, the notification
// goes visible. The initial value is true so it gets shown on initial update.
bool show_next_ = true;
// Flag if the notification has been closed or not. Setting this flag
// prevents updates after close.
bool closed_ = false;
// Flag to indicate that a review dialog is open for the user to accept or
// bypass an enterprise warning on the download. If this is true, the "Review"
// button should be removed from the notification.
bool in_review_ = false;
download::DownloadItem::DownloadState previous_download_state_ =
download::DownloadItem::MAX_DOWNLOAD_STATE; // As uninitialized state
bool previous_dangerous_state_ = false;
bool previous_insecure_state_ = false;
std::unique_ptr<message_center::Notification> notification_;
DownloadUIModel::DownloadUIModelPtr item_;
std::unique_ptr<std::vector<DownloadCommands::Command>> button_actions_;
// Status of the preview image decode.
ImageDecodeStatus image_decode_status_ = NOT_STARTED;
base::WeakPtrFactory<DownloadItemNotification> weak_factory_{this};
};
#endif // CHROME_BROWSER_DOWNLOAD_NOTIFICATION_DOWNLOAD_ITEM_NOTIFICATION_H_
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