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// Copyright 2014 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 CHROME_BROWSER_WEB_APPLICATIONS_UPDATE_SHORTCUT_WORKER_WIN_H_
#define CHROME_BROWSER_WEB_APPLICATIONS_UPDATE_SHORTCUT_WORKER_WIN_H_
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/web_applications/web_app.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
namespace content {
class NotificationDetails;
class NotificationSource;
class WebContents;
}
namespace web_app {
// UpdateShortcutWorker holds all context data needed for update shortcut.
// It schedules a pre-update check to find all shortcuts that needs to be
// updated. If there are such shortcuts, it schedules icon download and
// update them when icons are downloaded. It observes TAB_CLOSING notification
// and cancels all the work when the underlying tab is closing.
class UpdateShortcutWorker : public content::NotificationObserver {
public:
explicit UpdateShortcutWorker(content::WebContents* web_contents);
void Run();
private:
// Overridden from content::NotificationObserver:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details);
// Downloads icon via the FaviconTabHelper.
void DownloadIcon();
// Favicon download callback.
void DidDownloadFavicon(
int requested_size,
int id,
int http_status_code,
const GURL& image_url,
const std::vector<SkBitmap>& bitmaps,
const std::vector<gfx::Size>& original_bitmap_sizes);
// Checks if shortcuts exists on desktop, start menu and quick launch.
void CheckExistingShortcuts();
// Update shortcut files and icons.
void UpdateShortcuts();
void UpdateShortcutsOnFileThread();
// Callback after shortcuts are updated.
void OnShortcutsUpdated(bool);
// Deletes the worker on UI thread where it gets created.
void DeleteMe();
void DeleteMeOnUIThread();
content::NotificationRegistrar registrar_;
// Underlying WebContents whose shortcuts will be updated.
content::WebContents* web_contents_;
// Icons info from web_contents_'s web app data.
web_app::IconInfoList unprocessed_icons_;
// Cached shortcut data from the web_contents_.
web_app::ShortcutInfo shortcut_info_;
// Our copy of profile path.
base::FilePath profile_path_;
// File name of shortcut/ico file based on app title.
base::FilePath file_name_;
// Existing shortcuts.
std::vector<base::FilePath> shortcut_files_;
DISALLOW_COPY_AND_ASSIGN(UpdateShortcutWorker);
};
} // namespace web_app
#endif // CHROME_BROWSER_WEB_APPLICATIONS_UPDATE_SHORTCUT_WORKER_WIN_H_
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