Index: chrome/browser/ui/web_applications/hosted_app_tab_helper.h |
diff --git a/chrome/browser/ui/web_applications/hosted_app_tab_helper.h b/chrome/browser/ui/web_applications/hosted_app_tab_helper.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d2e4fc0a0e220f30e7960b69ec0e482af01292cf |
--- /dev/null |
+++ b/chrome/browser/ui/web_applications/hosted_app_tab_helper.h |
@@ -0,0 +1,94 @@ |
+// Copyright 2013 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_UI_WEB_APPLICATIONS_HOSTED_APP_TAB_HELPER_H_ |
+#define CHROME_BROWSER_UI_WEB_APPLICATIONS_HOSTED_APP_TAB_HELPER_H_ |
+ |
+#include <set> |
+#include <vector> |
+ |
+#include "base/memory/scoped_ptr.h" |
+#include "content/public/browser/web_contents_observer.h" |
+#include "content/public/browser/web_contents_user_data.h" |
+#include "ui/gfx/image/image_family.h" |
+ |
+class Browser; |
+class SkBitmap; |
+struct WebApplicationInfo; |
+ |
+namespace content { |
+struct FaviconURL; |
+} |
+ |
+namespace gfx { |
+class Size; |
+} |
+ |
+// Per-tab class to help create hosted apps from the current web contents. |
+class HostedAppTabHelper |
+ : public content::WebContentsObserver, |
+ public content::WebContentsUserData<HostedAppTabHelper> { |
+ public: |
+ virtual ~HostedAppTabHelper(); |
+ |
+ // Creates a hosted app for |web_app_info| using the current tab's icons. |
+ void CreateHostedApp(const WebApplicationInfo& web_app_info); |
benwells
2013/11/25 00:40:16
I think this is all that needs to be public on thi
calamity
2013/11/29 05:45:36
Done.
|
+ |
+ const gfx::ImageFamily& image_family() const { |
+ return image_family_; |
+ } |
+ |
+ size_t pending_requests() const { |
+ return in_progress_requests_.size(); |
+ } |
+ |
+ // Icon download callback. |
+ void DidDownloadFavicon(int id, |
+ int http_status_code, |
+ const GURL& image_url, |
+ const std::vector<SkBitmap>& bitmaps, |
+ const std::vector<gfx::Size>& original_bitmap_sizes); |
+ |
+ // content::WebContentsObserver overrides: |
+ virtual void DidNavigateMainFrame( |
+ const content::LoadCommittedDetails& details, |
+ const content::FrameNavigateParams& params) OVERRIDE; |
+ virtual void DidUpdateFaviconURL( |
+ int32 page_id, |
+ const std::vector<content::FaviconURL>& candidates) OVERRIDE; |
+ |
+ protected: |
+ // These are protected to be overriden in testing. |
+ explicit HostedAppTabHelper(content::WebContents* web_contents); |
+ |
+ // Initiates a download of the image at |url| and returns the download id. |
+ virtual int DownloadImage(const GURL& url); |
+ |
+ private: |
+ friend class content::WebContentsUserData<HostedAppTabHelper>; |
+ |
+ // Fetches icons for creating the hosted app from |favicon_url_candidates| and |
+ // |web_app_info_.icons|. FinishCreateHostedApp() is called on download |
+ // completion. |
+ void FetchIcons(); |
+ |
+ // Creates and installs the hosted app for |web_app_info_|. |
+ void FinishCreateHostedApp(); |
+ |
+ // Candidate favicon URLs for the current page. Repopulated each page load. |
+ scoped_ptr<std::set<GURL> > favicon_url_candidates_; |
+ |
+ // The current page's icons. Populated by FetchIcons() or CreateHostedApp(). |
benwells
2013/11/25 00:40:16
Is this comment out of date? Seems like only Fetch
calamity
2013/11/29 05:45:36
Done.
|
+ gfx::ImageFamily image_family_; |
+ |
+ // Info of a web app to create a hosted app for. |
+ scoped_ptr<WebApplicationInfo> web_app_info_; |
+ |
+ // Request ids of in-progress requests. |
+ std::set<int> in_progress_requests_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(HostedAppTabHelper); |
+}; |
+ |
+#endif // CHROME_BROWSER_UI_WEB_APPLICATIONS_HOSTED_APP_TAB_HELPER_H_ |