| // Copyright (c) 2011 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_SNAPSHOT_TAB_HELPER_H_ |
| #define CHROME_BROWSER_UI_SNAPSHOT_TAB_HELPER_H_ |
| #pragma once |
| |
| #include "content/public/browser/web_contents_observer.h" |
| |
| class SkBitmap; |
| class TabContentsWrapper; |
| |
| // Per-tab class to handle snapshot functionality. |
| class SnapshotTabHelper : public content::WebContentsObserver { |
| public: |
| explicit SnapshotTabHelper(content::WebContents* tab); |
| virtual ~SnapshotTabHelper(); |
| |
| // Captures a snapshot of the page. |
| void CaptureSnapshot(); |
| |
| private: |
| // content::WebContentsObserver overrides: |
| virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
| |
| // Internal helpers ---------------------------------------------------------- |
| |
| // Message handler. |
| void OnSnapshot(const SkBitmap& bitmap); |
| |
| DISALLOW_COPY_AND_ASSIGN(SnapshotTabHelper); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_SNAPSHOT_TAB_HELPER_H_ |